Fort Belvoir, VA

Cybersecurity Jobs in Fort Belvoir, VA

10 jobs found

Include remote jobs

Today

Cybersecurity Engineer

Mayvin, Inc. Fort Belvoir, VA

Fort Belvoir, VA

Today

$110k - $116k/yr Full time Cybersecurity Architecture Cybersecurity Engineering Engineer

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Job Description

Mayvin, Inc. is seeking a Senior Cybersecurity Engineer to support the United States Army and JIATF-401 at Fort Belvoir, VA (onsite).

Responsibilities

Serve as a senior cybersecurity engineering subject matter expert across enterprise, operational, cloud, hybrid, and vendor-supported environments
Lead and advise on cybersecurity architecture, system design, integration, testing, troubleshooting, and risk-informed technical decision-making
Convert mission and operational requirements into secure system design, cybersecurity requirements, and implementation priorities
Drive technical discussions covering network architecture, cloud security design, boundary protection, system interoperability, and security control implementation
Assess cybersecurity risks across government-managed and vendor-managed systems and recommend mitigation aligned to operational needs
Manage cybersecurity integration supporting initial authorization, reauthorization, major changes, and ATO sustainment
Review and advise on security architectures, implementation approaches, control inheritance strategies, test plans, technical artifacts, and assessment results
Participate in PMRs, Design Reviews, IPTs, engineering discussions, and senior stakeholder engagements
Coordinate with PMOs, mission owners, system owners, security teams, and vendors to resolve issues impacting authorization, compliance, and interoperability
Provide expert consultation on cybersecurity impacts tied to cloud adoption, cross-domain or system interfaces, externally provided services, and defense industrial base partnerships
Align technical solutions with applicable DoW, Joint, interagency, and organizational cybersecurity requirements
Communicate effectively with technical and non-technical stakeholders, including senior leaders, action officers, engineers, program personnel, and contractors

Requirements

Master’s degree in a related field (cybersecurity, information assurance, engineering, computer science preferred)
Minimum 7 years of related experience
Active CISSP certification
Experience in cybersecurity engineering, security architecture, or a closely related field
Experience supporting RMF and ATO activities for DoD information systems
Strong understanding of cybersecurity risk management, security control implementation, and system authorization processes
Strong written and verbal communication skills, with the ability to engage credibly with technical and non-technical stakeholders

Additional Requirements

Must be a U.S. Citizen
Must have an active Secret clearance

Compensation: USD 110,000 - 116,000 per yearly

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2d ago

Cybersecurity Engineer – Cyber Defense Operations (ISSE)

Data Systems Analysts, Inc. Fort Belvoir, VA

Fort Belvoir, VA

2d ago

$140k - $170k/yr Full time Continuous Monitoring Cybersecurity Operations Engineer

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Job Description

Join a TS/SCI-cleared team supporting enterprise security posture and compliance in a secure DoD environment. This onsite role at the National Ground Intelligence Center (NGIC) in Charlottesville, VA supports RMF and ATO activities, continuous monitoring, and technical risk reduction across complex DoD systems, applications, networks, and enterprise infrastructure.

Data Systems Analysts, Inc. is seeking a hands-on Cybersecurity Engineer to provide practical guidance, validate security controls, and help modernize defensive cybersecurity practices, including automation and secure adoption of emerging technologies.

Location: Fort Belvoir, VA (onsite) | Salary: USD 140,000 - 170,000 per yearly

Responsibilities

Act as a hands-on cybersecurity technical authority, guiding teams and solving complex security challenges across DoD systems, applications, networks, and enterprise environments.
Advise architects, system owners, engineers, administrators, and cybersecurity personnel on security requirements, system design, technical risk, and secure implementation.
Assess system architectures, configurations, technologies, and proposed solutions to identify vulnerabilities, security risks, and mitigation strategies.
Conduct vulnerability assessment and remediation using ACAS, Tenable/Nessus, SIEM, and other cybersecurity tools.
Apply, validate, and troubleshoot DISA STIGs, SCAP benchmarks, security controls, configuration baselines, and system-hardening requirements.
Support incident response, Continuous Monitoring (ConMon), vulnerability management, and ongoing assessment of system security posture.
Implement and validate cybersecurity controls across operating systems, applications, networks, endpoints, and enterprise infrastructure.
Identify opportunities to automate security assessments, vulnerability management, configuration validation, control testing, and other cybersecurity processes.
Evaluate emerging technologies, modernization efforts, and architectural changes to surface cybersecurity requirements, technical risks, and secure implementation approaches.
Provide cybersecurity engineering guidance for initiatives including Zero Trust, ICAM, cloud, DevSecOps, data-centric security, software supply chain security, security automation, and Artificial Intelligence (AI).
Support technical activities for RMF, ATO, and continuous authorization, including SSPs, POA&Ms, eMASS, security controls, risk assessments, and supporting technical evidence.
Communicate complex cybersecurity risks, technical findings, remediation strategies, and overall security posture to technical teams, system owners, mission stakeholders, and leadership.

Requirements

Education: BS degree in Engineering, Computer Science, or related field (experience may be substituted for degree).
Clearance: TS/SCI Clearance.
DoD 8140 (8570): IAT Level II Certification.
Experience: Minimum 4 years of hands-on cybersecurity engineering experience, preferably supporting DoD or Intelligence Community environments.
Strong knowledge of cybersecurity engineering principles and DoD cybersecurity requirements, with the ability to translate requirements into practical technical solutions.
Experience assessing system architectures and technical implementations and providing cybersecurity guidance to architects, engineers, administrators, and system owners.
Hands-on vulnerability management experience, including system hardening, DISA STIGs, SCAP, ACAS, Tenable/Nessus, and remediation of technical findings.
Strong working knowledge of Windows and Linux systems, networking, authentication, access controls, and enterprise security technologies.
Experience implementing, assessing, and validating security controls across systems, applications, networks, and enterprise environments.
Practical knowledge of RMF, Continuous Monitoring, NIST SP 800-53, eMASS, POA&Ms, SSPs, and ATO processes.
Ability to independently analyze complex cybersecurity problems, develop effective technical solutions, and clearly communicate risks and recommendations to technical teams and leadership.

Technologies

Microsoft Copilot
ACAS
Tenable/Nessus
SIEM
DISA STIGs
SCAP benchmarks (SCAP)
Continuous Monitoring (ConMon)
Zero Trust
ICAM
DevSecOps
Artificial Intelligence (AI)
RMF, ATO, continuous authorization
SSPs, POA&Ms, eMASS
NIST SP 800-53
Windows, Linux, PowerShell, Python, Ansible
APIs
CASP+/SecurityX
CGRC/CAP

Preferred Experience / Qualifications

CISSP, CGRC/CAP, CISM, CASP+/SecurityX, CySA+, CEH, or other relevant advanced cybersecurity certifications.
Experience with SIEM, endpoint security, IDS/IPS, firewalls, incident response, or defensive cyber operations.
Experience with Zero Trust, ICAM, cloud security, DevSecOps, data-centric security, continuous authorization, or software supply chain security.
Experience evaluating AI/ML technologies and providing cybersecurity guidance for their secure integration into enterprise environments.
Experience with PowerShell, Python, Ansible, APIs, or other scripting and security automation technologies.
Experience integrating cybersecurity requirements into system architecture, modernization, emerging technologies, and technology refresh efforts.

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11d ago

National Security Analyst Sr

General Dynamics Information Technology Fort Belvoir, VA

Fort Belvoir, VA

11d ago

$94k - $121k/yr Full time Senior National Security Project Management

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Job Description

This senior national security role supports the DTRA program, serving as a subject matter expert on New START Treaty (NST) training and operations, including inspector certification support, training coordination, and treaty training execution. The position is based onsite in Fort Belvoir, VA.

Role Overview

As a National Security Analyst Sr, you will provide expert support across NST training and operations. Responsibilities include maintaining certification and training records, advising on NST implementation, coordinating required training, and supporting inspection teams with technical and administrative assistance.

Key Responsibilities

Act as a Subject Matter Expert (SME) for New START Treaty (NST) training and operations.
Support the inspector certification process.
Issue training material, orient inspectors to the certification process, and provide direct instruction.
Maintain certification records and track certification progress.
Serve as an SME for NST implementation and provide advisory support to Treaty Certification Evaluation Boards.
Schedule and track additional required training.
Coordinate Russian language training.
Coordinate the semi-annual NST Orientation Course and serve as an instructor or facilitator as required.
Support the creation and implementation of training plans.
Coordinate training resources and maintain training records.
Support processing and classification marking of reports.
Provide technical and administrative support to inspection teams.
Ensure training material remains current.
Maintain electronic files on SharePoint.
Participate in treaty training exercises and site assistance visits as required.
Update SOPs and best practices.

Required Qualifications

Education: Bachelor of Arts or Bachelor of Science (or work experience in lieu of the degree).
Experience: 5+ years of related experience with national security and training supporting DTRA.
Technical: Must have experience using Microsoft Office business applications (including Microsoft Outlook, Excel, Teams, PowerPoint, Project, and SharePoint Online).
Security Clearance: TS/SCI required.
Work Conditions: Must be able to work onsite and travel 4 times a year as needed.
Citizenship: U.S. Citizenship required.

Technologies

Microsoft Outlook
Microsoft Excel
Microsoft Teams
Microsoft PowerPoint
Microsoft Project
SharePoint Online

Compensation and Location

Location: Fort Belvoir, VA (onsite).
Salary: USD 93,662 to 120,750 per year.

Benefits

401K with company match
Competitive pay
Paid time off
Comprehensive benefits and wellness packages

Additional Information

Req#: RQ229910
Requisition Type: Regular
Public Trust: None
Travel Required: Less than 10%

Identity Verification Process

Complete an identity verification process that leverages advanced biometrics and artificial intelligence.
Be on camera during virtual interviews.
The employer reserves the right to take your picture to verify identity and prevent fraud.
By proceeding, you authorize collection, processing, and use of biometric data for identity verification and security purposes.

Key Skills for Success

Microsoft Outlook
Microsoft PowerPoint
National Security

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17d ago

Information Systems Security Engineer (ISSE)

General Dynamics Information Technology Fort Belvoir, VA

Fort Belvoir, VA

17d ago

$108k - $146k/yr Full time Engineer Information Security Information Systems Security

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Job Description

Grow your security engineering impact supporting RMF compliance through Assessment and Authorization (A&A) and Continuous Monitoring (ConMon) activities across multi-level classification environments. This onsite role at Fort Belvoir, VA pairs critical security engineering work with access to cutting-edge technologies and a team that coordinates across cybersecurity, technical services, and customer stakeholders.

Compensation for this position is USD 107,950 - 146,050 per year. The role is Secret clearance required and requires U.S. citizenship, with less than 10% travel.

What you’ll do

Coordinate with other DSMS program teams to plan and create cybersecurity architecture and design documents, ensuring compliance with DoD and other organizational IA policies and guidance.
Apply best practices for implementing security controls within an IS using software engineering methodologies, system/security engineering principles, secure design and architecture, and secure coding techniques.
Develop cybersecurity architecture and design plans for communication and collaboration products, operating system platforms (servers, devices, and management products), applications, and security considerations for product implementation.
Provide security engineering support for DSMS Network accreditation.
Integrate cybersecurity expertise into lifecycle management, including planning architecture and design management, migration and deployment, and system testing and implementation.
Research, develop, test, and document architectures and solutions for implementing new cybersecurity technologies to improve information collaboration and cybersecurity capabilities for the program and its user base.
Develop and deliver criticality analysis for logic-bearing system components (hardware, firmware, and software) and the functions they implement, protect, or that may introduce vulnerabilities.
Develop and maintain mission criticality analyses, vulnerability assessments, and risk assessments, including identification and countermeasure implementation for mission-critical functions, ensuring updated assumptions, rationale, results, supply chain risk information, and mitigations are available for Government review.
Prepare and submit Interim Authorization to Test (IATT) and Authority to Operate (ATO) requests with Plans of Action and Milestones (PoAMs).
Develop, maintain, and coordinate Body of Evidence (BoE) documentation for system assets.
Collaborate with Technical Services and Security Services teams, plus customer agency stakeholders, to support compliance.
Track lien remediation/resolution workflow and enter tracking tool updates; evaluate system change requests and assess both system and organizational risks tied to modifications.
Execute ConMon activities on established timelines, including BoE collection and tracking tool updates.
Conduct recurring reviews of system state and security posture to ensure secure operation and that information systems security policies and procedures are followed.
Recommend security control implementation and identify countermeasures or mitigating controls; respond to security information queries and report requests.
Support security incident investigations and report findings as needed.
Assist with communication, implementation, and enforcement of security policies and plans for data, applications, hardware, and telecommunications systems.
Advise stakeholders on information assurance standards, dependencies, and emerging security technologies; use Enterprise Security Services tools such as Trellix and ACAS to track and remediate vulnerabilities and compliance deficiencies.

What you’ll need

Bachelor of Arts / Bachelor of Science
2+ years of related experience
Secret security clearance level
U.S. citizenship required
Travel: less than 10%

Tools and technologies

Trellix
ACAS
Plans of Action and Milestones (PoAMs)
Body of Evidence (BoE)

Benefits and growth

401K with company match
Comprehensive health and wellness packages
Internal mobility team dedicated to helping you own your career
Professional growth opportunities, including paid education and certifications
Cutting-edge technology you can learn from and apply to solve real world problems

Additional details

Location: Fort Belvoir, Virginia (onsite / on customer site)
REQ#: RQ229469
Requisition type: Regular
Category: Cyber and IT Risk Management
Public trust: None
Work requirements: U.S. Citizenship Required; Travel Required: less than 10%

Identity verification process

You are expected to be on camera during virtual interviews.
We reserve the right to take your picture to verify your identity and prevent fraud.
You authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

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23d ago

Cybersecurity Engineer

TekSynap Fort Belvoir, VA

Fort Belvoir, VA

23d ago

$80k - $120k/yr Full time Cloud Platforms Cybersecurity Tools Engineer

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Job Description

TekSynap is seeking a Cybersecurity Engineer to support routine project work and specialized cybersecurity efforts across information systems. In this role, you will analyze security requirements and provide security engineering support spanning planning, design, development, testing, demonstration, and integration.

This hybrid position is based in Fort Belvoir, VA, with primarily remote work and periodic on-site support. The role requires extensive relevant IT experience, specific DoD 8570 IAT Level III certifications (or an approved path), and eligibility for a Secret clearance.

Location

Fort Belvoir, VA (hybrid)
Primarily remote with the ability to periodically support on-site meetings at Fort Belvoir

Schedule

Day shift, Monday through Friday
May be requested to work evenings and weekends to meet program and contract needs
Travel: up to 10%

Responsibilities

Perform a variety of routine project tasks focused on specialized cybersecurity problems
Integrate electronic processes or methodologies to resolve total system and technology problems related to cybersecurity requirements
Analyze information security requirements
Use analytical and systematic approaches to resolve workflow, organization, and planning problems
Provide security engineering support for planning, design, development, testing, demonstration, and integration of information systems

Requirements

10 years of relevant IT experience
5 years of relevant Operation Technology
DoD 8570 IAT Level III Baseline Certification (one of the following):
- CompTIA Advanced Security Practitioner with Continuing Education (CASP+ CE)
- Cisco Certified Network Professional Security (CCNP Security)
- Certified Information Systems Auditor (CISA)
- Certified Information Systems Security Professional (CISSP or Associate)
- GIAC Certified Enterprise Defender (GCED)
- GIAC Certified Incident Handler (GCIH)
- Certified Cloud Security Professional (CCSP)
- Information Assurance System Architect and Engineering (IASAE Level III) (within 6 months of contract start)
- CISSP-ISSAP (Information Systems Security Architecture Professional)
- CISSP-ISSEP (Information Systems Security Engineering Professional)
- CCSP (Certified Cloud Security Professional)
Additionally, one or more of the following:
- Microsoft Certified solutions Associate or Expert
- Cisco Certified Network Administrator
- Microsoft Azure Security Technologies
- Amazon Certified Security
Secret clearance: IT II (Tier 3) Non-Critical Sensitive
US Citizen

Technologies

CompTIA Advanced Security Practitioner with Continuing Education (CASP+ CE)
Cisco Certified Network Professional Security (CCNP Security)
Certified Information Systems Auditor (CISA)
Certified Information Systems Security Professional (CISSP or Associate)
GIAC Certified Enterprise Defender (GCED)
GIAC Certified Incident Handler (GCIH)
Certified Cloud Security Professional (CCSP)
IASAE Level III
CISSP-ISSAP (Information Systems Security Architecture Professional)
CISSP-ISSEP (Information Systems Security Engineering Professional)
Microsoft Azure Security Technologies
Amazon Certified Security
Microsoft Certified solutions Associate or Expert
Cisco Certified Network Administrator

Compensation

USD 80,000 - 120,000 per year
Target salary range: $80,000 - $120,000

Benefits

Health, dental, vision
401K
Life insurance
Short-term and long-term disability plans
Vacation time and holidays

Work Environment & Physical Demands

Environment: Hybrid – Office; noise level: low
Reasonable accommodation may be made to enable individuals with disabilities to perform essential functions
Regularly required to use hands to grip, handle, or feel; reach with hands and arms; and talk or hear
Regularly required to stand, walk, sit, climb or balance, and stoop, kneel, crouch, or crawl
Regularly required to lift up to 10 pounds; frequently required to lift up to 25 pounds and up to 50 pounds
Vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus

Additional Information

This job description is not intended to be comprehensive of all activities, duties, or responsibilities required. Duties, responsibilities, and activities may change at any time with or without notice.

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1mo ago

Palo Alto Network Security Engineer

Sedulous Consulting Services LLC Fort Belvoir, VA

Fort Belvoir, VA

1mo ago Closed

$90k - $160k/yr Full time Cybersecurity Tools Engineer Firewall

This position is no longer accepting applications (closed Sep 28, 2026).

Job Description

This role provides network and cybersecurity engineering support in a Department of Defense environment, focused on hands-on administration and troubleshooting of Palo Alto Networks security technologies supporting mission-critical and classified networks.

Location and Employment

Site: Fort Belvoir, VA (onsite)
Employment Type: Full-Time
Travel: Up to 25%

Compensation

Salary: USD 90,000 - 160,000 per yearly

Minimum Experience

Experience: 2 years

Responsibilities

Configure, administer, maintain, and troubleshoot Palo Alto Networks Next-Generation Firewalls (NGFWs).
Configure and maintain PAN-OS.
Develop, implement, and maintain security and NAT policies.
Configure and support App-ID and User-ID.
Configure and maintain GlobalProtect.
Configure and troubleshoot VPN/IPsec connectivity.
Configure and support High Availability (HA).
Configure and troubleshoot routing, zones, and interfaces.
Implement and maintain Threat Prevention capabilities.
Monitor and analyze firewall logging and security events.
Manage firewall environments using Panorama and/or Strata Cloud Manager.
Perform firewall upgrades, maintenance, and troubleshooting.
Support secure network operations within classified and DoD environments.
Coordinate with network, cybersecurity, and systems engineering personnel to resolve technical issues and maintain secure network operations.

Required Qualifications

Experience: 3–5+ years of network and/or security engineering experience.
Hands-on Palo Alto: 2+ years of hands-on Palo Alto NGFW/PAN-OS experience.
Certification: Active Palo Alto Networks Certified Next-Generation Firewall Engineer certification or active legacy PCNSE certification.
Demonstrated hands-on experience with: PAN-OS; Security/NAT policies; App-ID; User-ID; GlobalProtect; VPN/IPsec; High Availability; Routing; Zones/interfaces; Threat Prevention; Logging; Panorama and/or Strata Cloud Manager; Firewall upgrades and troubleshooting.
Clearance: Active TS/SCI Security Clearance.

Preferred Qualifications

Palo Alto Networks Network Security Analyst certification.
CCNP Security or CCNP Enterprise.
CISSP (for more senior candidates).
Experience with DoD STIGs.
Experience with ACAS/Nessus.
Experience supporting Risk Management Framework (RMF) requirements.
Experience with DISA infrastructure.
Experience supporting classified networks.

Technologies

Palo Alto Networks Next-Generation Firewalls (NGFWs)
PAN-OS
App-ID
User-ID
GlobalProtect
VPN/IPsec
High Availability (HA)
Threat Prevention
Firewall logging
Panorama
Strata Cloud Manager
Palo Alto Networks Certified Next-Generation Firewall Engineer certification
PCNSE

Benefits

401K
Life/Health/ Dental/Disability Insurance
Flexible Paid Leave
Tuition Reimbursement

Physical Requirements and Work Environment

Primarily sedentary work requiring tasks involving reaching, lifting, finger dexterity, grasping, repetitive motions, standing, talking, hearing, and visual acuity.
Ability to lift up to 20 pounds occasionally.
Ability to read, write, and communicate effectively in English.
Dependability, accuracy, strong judgment, and ability to apply oral and written instructions.
Ability to make decisions that significantly impact the immediate work unit.

EEO Statement

Sedulous Consulting Services is an EEO/AA/Disability/Veterans Employer.

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3mo ago

Cybersecurity Operations Center Analyst, Senior

Booz Allen Hamilton Fort Belvoir, VA

Fort Belvoir, VA

3mo ago Closed

$99k - $225k/yr Full time Senior Analyst Cybersecurity Tools

This position is no longer accepting applications (closed Jul 25, 2026).

Job Description

Senior Cybersecurity Operations Center Analyst supporting a DoD Army client, leading a SOC team to monitor, analyze, and respond to real-time threats onsite at Fort Belvoir, VA with TS/SCI clearance.

Responsibilities

Enhance tiered monitoring strategies and analyze threats using advanced security tools and platforms.
Collaborate with the team to detect, mitigate, and respond to threats quickly, restoring operations and limiting impact.
Assess the scope of affected systems and assist with recovery efforts.
Merge threat intelligence, event data, and assessments to identify patterns and understand attacker objectives to disrupt campaigns.
Build and refine cybersecurity skills through hands-on threat assessment and incident response work.
Lead a team applying cyberspace capabilities to evaluate weaknesses and assess the effectiveness of mitigations for security solutions.
Leverage cyberspace operations systems to aggregate threat feeds and prepare briefings for senior leadership aligned to the Army client.

Requirements

7+ years of experience in a Security Operations Center at a classified DoD environment.
Experience applying continuous monitoring security practices to business units and key stakeholders.
Experience performing extensive analysis to validate security requirements and recommend additional safeguards.
Experience working with cybersecurity staff to evolve Security Operations continuous monitoring toolsets and reporting for better vulnerability insight.
Ability to serve as a subject matter expert on vulnerabilities, including system and application settings, to collaborate with other security analysts in event handling and incident response.
Ability to function as the incident response focal point and communicate with stakeholders.
TS/SCI clearance.
Bachelor's degree.
Ability to obtain a DoD 8570 CSSP Certification before start date, including CEH, CFR, CCNA Cyber Ops, CCNA-Security, CySA+, GCIA, GCIH, GICSP, Cloud+, SCYBER, or PenTest+.

Technologies

Elastic
Splunk
Tanium
TYCHON

Benefits

Health benefits
Life benefits
Disability benefits
Financial benefits
Retirement benefits
Paid leave
Professional development
Tuition assistance
Work-life programs
Dependent care
Recognition awards program

Clearance

Applicants selected will undergo a security investigation and must meet eligibility requirements for access to classified information; TS/SCI clearance is required.

Identity verification

Identity verification will use biometrics and AI to ensure authenticity and protect against identity fraud.
Interviews and assessments may require you to be on camera.
Booz Allen Hamilton may capture your image to verify identity and prevent fraud.

Candidate AI usage policy

Use of AI or other tools to assist with responses during interviews is prohibited unless permission is explicitly granted.

Work model

Remote: The role may be listed as remote with occasional in-person work at Booz Allen or customer facilities.
Hybrid: Regular in-person work from a Booz Allen facility, with potential visits to customer facilities as needed.
Onsite: Primary work performed at a Booz Allen office or customer facility, with collaboration requirements.

Non-discrimination

All qualified applicants will receive consideration for employment without regard to disability, protected veteran status, or any other status protected by law.