Dhs Security Requirements Cybersecurity Jobs

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Today

Cybersecurity Engineer

LMI Colorado Springs, CO

Colorado Springs, CO

Today

$111k - $200k/yr Full time Authorization Artifacts Cloud Continuous Authorization

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Job Description

Support secure deployment and continuous authorization for LMI’s IronSled platform for federal missions in an onsite role in Colorado Springs.

Responsibilities

Lead RMF activities for the LIGER deployment, including system categorization, control selection and tailoring, implementation, assessment, and continuous monitoring
Own and maintain authorization artifacts: System Security Plan (SSP), Security Assessment Plan (SAP), Security Assessment Report (SAR), Plan of Action and Milestones (POA&M), and supporting documentation aligned to DHS requirements
Coordinate with ISOs, Authorizing Officials, and cyber working groups to advance ATO and continuous authorization activities
Interpret NIST 800-53 controls for the LIGER platform and translate them into actionable engineering requirements
Run and review vulnerability scans across CI/CD pipelines and runtime environments; triage findings and drive remediation with the engineering team
Validate secure configurations and hardening baselines such as CIS Benchmarks and DISA STIGs for containers, hosts, and cloud resources
Partner with platform engineers on cloud and container security in AWS GovCloud, including IAM, network controls, secrets management, logging, and runtime protection
Develop and maintain security policies, procedures, and SOPs specific to LIGER on customer infrastructure
Track audit findings, remediation actions, and POA&M items through closure
Support FedRAMP-aligned control implementation and inheritance where applicable
Advise senior LIGER and leadership teams on system risk levels, control effectiveness, and emerging compliance considerations for AI/LLM systems in federal environments

Requirements

Active TS/SCI security clearance
Bachelor’s degree in Cybersecurity, Computer Science, Information Systems, or a related field
5+ years designing, implementing, and monitoring cybersecurity solutions in federal environments
5+ years hands-on RMF experience, including ATO development and continuous monitoring against NIST 800-53
CISSP, CISM, or equivalent senior-level cybersecurity certification
Experience securing LLM, GenAI, or agentic AI systems, including data handling, prompt and tool-call risk, and model output controls
Strong cloud security knowledge, particularly AWS, with experience in GovCloud or similar high-compliance environments
Experience with vulnerability management workflows: scanning, triage, remediation tracking, and reporting
Experience hardening systems against secure baselines such as CIS Benchmarks or DISA STIGs
Familiarity with secure software development practices: secrets management, access control, auditability, and CI/CD pipeline security
Strong written communication skills, including producing ATO artifacts suitable for assessor and AO review
Ability to translate compliance requirements into specific engineering work and partner closely with developers

Technologies

IronSled
RMF
NIST 800-53
CI/CD pipelines
DHS requirements
CIS Benchmarks
DISA STIGs
AWS GovCloud
FedRAMP
LLM
GenAI
agentic AI systems
AI/LLM systems
CISSP
CISM
GitLab CI/CD
Tenable
Xacta
OpenRMF
DHS 4300A
DHS component

What Will Set You Apart

Direct experience supporting ATO or continuous authorization for systems hosted at DHS or another DHS component
Familiarity with DHS 4300A and cybersecurity policies and processes
FedRAMP readiness or assessment experience (Moderate or High)
Hands-on container and Kubernetes security experience (e.g., EKS, image scanning, admission control, runtime protection)
DevSecOps experience integrating security scanning into GitLab CI/CD pipelines
Experience securing LLM, GenAI, or agentic AI systems, including data handling, prompt and tool-call risk, and model output controls
Experience with vulnerability management platforms such as Tenable
Experience with ATO documentation tooling (e.g., Xacta, OpenRMF, or similar)
Familiarity with CISA Binding Operational Directives, Continuous Diagnostics and Mitigation (CDM), or High Value Asset (HVA) program requirements

Location: Colorado Springs, CO 80919 (onsite)
Salary: USD 111,427 - 200,000 per year

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