Cyber Security Engineer
Trinity Global Consulting
Apply to this job Springfield, Virginia, US on site Until 8/21/2026 5+ years exp First posted March 31, 2026 Last posted March 31, 2026
Job description
Duties May Include:
- Apply RMF processes to support system Assessment & Authorization (A&A), including control selection, implementation, assessment, and continuous monitoring
- Develop, review, and maintain security documentation such as SSPs, POA&Ms, SARs, and ATO artifacts in tools such as XACTA or eMASS
- Conduct vulnerability assessments and compliance scans (e.g., ACAS) and track remediation of findings and IAVM requirements
- Implement and validate security controls aligned with NIST 800-53, CNSSI 1253, and related DoD guidance
- Support system hardening, patching, and configuration management in compliance with STIGs for Linux, Windows, and network devices
- Monitor systems for security events and support incident response and risk mitigation activities
- Assess security impacts of system changes and support configuration control boards (CCBs)
- Collaborate with system engineers, administrators, and DevSecOps teams to integrate security throughout the system lifecycle
- Provide cybersecurity risk input to program leadership, Authorizing Officials (AOs), and stakeholders
Requirements
Required Qualifications:
- Bachelor's degree with 5+ years of experience (or equivalent experience)
- DoD 8570 IAT Level II or higher certification (e.g., Security+, CySA+, CISSP)
- Experience with RMF, A&A, POA&M, and ATO documentation (XACTA/eMASS)
- Hands-on vulnerability scanning and compliance tracking (ACAS, IAVM)
- Experience securing Linux and Windows systems, STIGs, patching, and system hardening
- Knowledge of NIST 800-series publications and incident response processes
- Strong analytical, communication, and collaboration skills
- US Citizenship required
- Active or current (within two years of active) Top Secret clearance with SCI eligibility
Desired Qualifications:
- Scripting or development experience (Python, Java, React)
- DevSecOps tools and pipeline experience
- Experience with Linux (Red Hat/CentOS), databases, web apps, or big data platforms
- Familiarity with Agile environments and tools (Jira, Confluence)
- Experience with NIST SP 800-171 and System Security Engineering (SSE)
Benefits
At Trinity Global Consulting (TGC), we value our employees and provide a comprehensive benefits package that includes:
- Medical, Dental & Vision Coverage – Coverage for eligible employees and family through CareFirst and VSP.
- Paid Time Off – PTO granted in accordance with contract requirements.
- Paid Holidays – 11 federal holidays observed annually.
- Disability & Life Insurance – Short-term/long-term disability, life insurance, and AD&D coverage included.
- 401(k) Retirement Plan – Competitive plan managed through Ameritas.
- Professional Training – Formal training provided as required, with additional learning opportunities based on role.
About this role
Summary
Support system security assessments, implement controls, and monitor cybersecurity activities.
Job title
Cyber Security Engineer
Experience level
5+ years
Minimum experience
5+ years exp
Industry
defense
Location requirements
Must be in Springfield, Virginia; remote not specified.
Salary
Not specified
Management role
No
Skills & keywords
Required skills
RMFA&APOA&MATO documentationvulnerability scanningACASIAVMLinux securityWindows securitySTIGsNIST 800-seriesincident responsesecurity certifications
Preferred skills
PythonDevSecOpsweb appsbig data platformsAgile tools
Specializations
RMFA&Asecurity documentationvulnerability assessmentssystem hardening
Locations
Structured locations inferred from the posting.
Springfield, VA, USA
On-site City
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