Boulder, CO

Cybersecurity Jobs in Boulder, CO

4 jobs found

Include remote jobs

Today

Cybersecurity Engineer

Rule4 Boulder, CO

Boulder, CO

Today

$85k - $125k/yr Full time Application Security Cloud Platforms Cyber Security Engineer

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Job Description

Rule4 is hiring a Cybersecurity Engineer to collaborate with clients across industries, drive cybersecurity improvement projects, and support security-by-design across systems, networks, and applications.

Responsibilities

Apply emerging technologies across the full stack, including systems, networks, and applications
Assess and enhance infrastructure and application cybersecurity along with performance and availability
Create detailed, high-value documentation for technology reviews, incident findings, application vulnerabilities, and cybersecurity program plans
Run periodic system and network vulnerability scans using tools such as Nessus, Nmap, and Wireshark
Perform penetration testing to analyze application and infrastructure security
Investigate suspected breaches and conduct forensic investigations
Handle incident response and disaster recovery, including steps to minimize impact and restore critical operations
Advise clients on integrating AI into their business, including guidance around security and privacy risks
Support client growth by building relationships, obtaining new clients, and leading complete sales cycles (proposal writing and closing)

Requirements

Client-focused work ethic
Passion for technology
Ability to multitask and re-prioritize quickly
Strong attention to detail and comfort with incremental improvements
Ability to thrive in a fast-paced, high-action environment
Hands-on experience in a production environment with a variety of technologies: Linux, Windows/AD/Entra, AI, cloud services (and more)
Experience presenting technical findings to non-technical clients
4-year college degree
Occasional travel: 2-3 times per year
At least 2-3 years in an IT Ops role (for example: helpdesk, system administrator, or network administrator)

Tools & Technologies

Nessus
Nmap
Wireshark
Linux
Windows
AD
Entra
AI
Cloud services

Benefits

Generous PTO
Health, Dental, Life Insurance
Flexible Schedule
$1000 Outdoor Pass
Parental Leave
401k Matching
Sabbatical
Professional Development
Dog-Friendly Office
Charitable Match
Paid Volunteer Time
Cell Phone Reimbursement
Team Retreats
Micro-Bonuses
Partial Remote Work Options
4-day workweek

Compensation

$85,000/year - $125,000/year (depending on applicant credentials and experience)

Location

Boulder, CO (onsite)

Role Fit (How to Know You’ll Enjoy It)

Interested in a technology startup environment and the independence entrepreneurship offers
Enjoys applying technology and learning new platforms, systems, or tools for the fun of it
Thrives on teams of hard-working, detail-oriented, committed individuals
Interested in working in beautiful Boulder, Colorado
Wants exposure to many industries, technologies, and cloud platforms
Enjoys challenges, especially solving problems without clear-cut answers
Can align with Rule4 core values

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1mo ago

Online Application Security Professional

University of Colorado Boulder Boulder, CO

Boulder, CO

1mo ago Closed

$55k - $62k/yr Full time Identity and Access Management Information Security InfoSec

This position is no longer accepting applications (closed Nov 8, 2026).

Job Description

Secure admissions and enrollment need thoughtful identity verification, clear processes, and responsive applicant support. In this hybrid role with University of Colorado Boulder in Boulder, Colorado, you will help maintain a reliable and compliant pathway for students applying to CU Boulder online programs, with a focus on fraud mitigation, export control compliance, and applicant troubleshooting.

What your key responsibilities will be

You will help establish and maintain secure operations for online enrollments across CU Boulder, staying current with relevant industry standards and ensuring alignment with applicable federal regulations. You will also support an efficient applicant experience by serving as the primary responder for emails received through the general application inbox.

Maintain identity verification processes for applicants and enrollees using approved institutional procedures and technologies, collaborating with additional team members as needed
Review and authenticate Tier 1 government-issued identification from both U.S. and international applicants
Review and authenticate Tier 2 (secondary) and Tier 3 (supplemental) documentation when required, for U.S. and international applicants
Conduct identity verification interviews via secure video conferencing platforms such as Zoom when needed
Document the campus review process for international applicants
Apply established identity verification standards consistently, without bias, denying cases that do not meet requirements and routing exceptions through appropriate channels
Support export control compliance by following applicable federal regulations and institutional policies governing access to university resources and technologies
Track, review, and report application and enrollment trends to identify suspicious activity and discrepancies that may indicate fraud, escalating concerns as appropriate
Maintain documentation of identity verification activities while protecting sensitive personal and institutional data
Connect with a diverse, global applicant population regarding identity verification requirements and outcomes, along with general application questions
Collaborate with Enrollment Management, Academic Affairs, Campus Security, Information Technology, University Counsel, Export Controls, and other university partners to support secure and compliant admissions processes
Maintain confidentiality of student records in compliance with FERPA and university information security standards
Perform additional duties as assigned to support security, compliance, and admissions operations

Technologies you may use

Zoom
Slate
Persona
Ping
Campus Solutions

Requirements

Bachelor’s degree from an accredited university, or equivalent professional experience
At least 2 years of experience working in higher education admissions, enrollment management, compliance, security, export control, or other governmental offices

What we can offer

Annual salary range: $55,000-$62,000
Medical, dental, and retirement plans
Generous paid time off
Tuition assistance for you and your dependents
ECO Pass for local transit
Explore additional perks and programs through the CU Advantage program
Relocation assistance is available within department guidelines

Additional details

This is a hybrid position, working a mix of days on campus and remotely each week.

How to apply

Submit a current resume
Submit a cover letter that explains how your background aligns with the requirements, qualifications, and responsibilities
References may be requested later
Apply by October 19th, 2026 for consideration
Application materials are not accepted via email; apply through CU Boulder Jobs
In line with the Colorado Job Application Fairness Act, age-identifying information (such as age, date of birth, or dates of school attendance/graduation) may be redacted or removed
You will not be penalized for redacting this information

Posting contact: Boulder Campus Human Resources, Recruiting@colorado.edu

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1mo ago

Cybersecurity Associate Engineer

Rule4 Boulder, CO

Boulder, CO

1mo ago Closed

$70k - $95k/yr Full time Cyber Forensics Cyber Security Associate Cybersecurity Tools

This position is no longer accepting applications (closed Oct 23, 2026).

Job Description

Join Rule4 as a Cybersecurity Associate Engineer in Boulder, CO onsite, working with experienced engineers and client teams across industries.

Responsibilities

Assess and improve infrastructure and application cybersecurity, along with performance and availability
Create detailed, high-value documentation covering technology reviews, incident findings, application vulnerabilities, and cybersecurity program plans
Support application and infrastructure penetration testing
Run periodic system and network vulnerability scans using tools such as Nessus, Nmap, and Wireshark
Investigate suspected cybersecurity breaches and perform forensic investigations
Build and maintain relationships with existing clients, develop new client relationships, and lead complete sales cycles including proposal writing and closing the deal!
Collaborate with senior team members on client work across multiple domains and environments
Contribute to client projects focused on strengthening cybersecurity posture and protecting sensitive data

Requirements

Client-focused work ethic
Passion for technology
Ability to multitask and re-prioritize quickly
Strong attention to detail and focus on incremental improvements
Ability to thrive in a fast-paced, high-action environment
Hands-on experience in a production environment with relevant technologies
Excellent consulting, communication, and relationship-building skills
4-year college degree, or progress toward such a degree
Occasional travel, 2–3x/year
Experience in an IT Ops role such as helpdesk, system administrator, or network administrator
US Citizenship due to government contract requirements
Proof of current COVID-19 vaccination status is required for employment at Rule4
Flu vaccinations required

Technologies

Nessus
Nmap
Wireshark

Compensation

$70,000/year - $95,000/year (depending on credentials and experience)

Benefits

Generous PTO
Health, Dental, Life Insurance
Flexible Schedule
$1000 Outdoor Pass
Parental Leave
401k Matching
Sabbatical
Professional Development
Dog-Friendly Office
Charitable Match
Paid Volunteer Time
Cell Phone Reimbursement
Team Retreats
Micro-Bonuses
Partial Remote Work Options
4-day workweek

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3mo ago

Cybersecurity Engineer (Software Assurance / ISSO Support)

Astrion Boulder, CO

Boulder, CO

3mo ago Closed

$125k+/yr Full time Application Security Defensive Cyber Operations Engineer

This position is no longer accepting applications (closed Sep 12, 2026).

Job Description

Astrion is seeking a hands-on Cybersecurity Engineer to support the U.S. Space Force Space Sensing Directorate at Boulder Ground Innovation Facility (BGIF) in Boulder, CO on an onsite basis. This role centers on Software Assurance work inside classified environments, with supplemental support for ISSO activities, including DevSecOps security integration, application security testing, and assistance with A&A documentation.

Role focus

Software Assurance within classified environments, with supplemental ISSO support
DevSecOps security integration across CI/CD
Application security testing and remediation coordination
Support for security documentation and authorization activities

Responsibilities

Assist in evaluating software architecture and design to help ensure systems are functional and secure against cyber-attacks
Support the integration of security tools and vulnerability checks into the CI/CD pipeline
Analyze results from code scans and vulnerability assessments, coordinating with development teams to remediate identified software flaws
Apply Secure Technical Implementation Guide (STIG) best practices for software, applications, and databases
Assist in developing and maintaining Defensive Cyberspace Operations tactics to monitor application-level security
Assist in creating, updating, and maintaining Assessment and Authorization (A&A) documentation with the ISSM and senior ISSOs, including the System Security Plan (SSP) and Security Controls Traceability Matrices (SCTMs)
Assist in tracking and updating the Plan of Action and Milestones (POA&M) for software and system vulnerabilities
Support periodic reviews and evaluations of Information System (IS) policies and procedures
Assist in preparing for and executing IS Security Inspections, tests, and reviews
Contribute to vulnerability and risk assessment analysis to support ongoing authorization and accreditation efforts

Requirements

Bachelor's degree in Computer Science, Cybersecurity, Engineering, or a related technical field (Required)
1 to 3 years of experience in cybersecurity, software engineering, or an IT security-related role. Internships and academic project experience in secure coding or cyber compliance will be considered (Required)
Valid Security+ CE Certification. Must meet position and certification requirements outlined in DoD Directive 8570.01-M for Information Assurance Technical (IAT) Level II (Required)
Familiarity with secure coding principles, DevSecOps pipelines, and application security testing tools (e.g., SAST, DAST, SCA) (Highly Desired)
Basic understanding of the Risk Management Framework (RMF) and the Authorization to Operate (ATO) process (Desired)
Familiarity with DISA Security Technical Implementation Guides (STIGs) and applying them to applications and operating systems (Desired)
Basic understanding of cloud-based systems, Linux/Windows operating systems, and networking fundamentals (Desired)
Must be capable of obtaining and maintaining the required security clearance for access to classified systems

Technologies

DevSecOps, CI/CD
SAST, DAST, SCA
STIGs, RMF, ATO
Linux, Windows

Clearance & location

Clearance: Active Secret / SCI Eligible
Location: Boulder Ground Innovation Facility (BGIF), Boulder, CO (onsite)

Compensation

Salary: USD 125,000 per year
Salary range: Estimated $125,000 + annually, depending on experience, certifications, and qualifications

Education: Bachelor's degree required. Experience minimum: 1 years.

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Cybersecurity Jobs in Boulder, CO

Cybersecurity Engineer

Online Application Security Professional

Cybersecurity Associate Engineer

Cybersecurity Engineer (Software Assurance / ISSO Support)

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