Prepin
Log in
Trinity Global Consulting

engineering opportunity

Cyber Security Engineer

The Cyber Security Engineer will apply RMF processes to support system Assessment & Authorization, develop and maintain security documentation, and conduct vulnerability assessments. They will also collaborate with various teams to integrate security throughout the system lifecycle and support incident response activities.

Springfield, Virginia, United StatesonsiteFULL_TIME

Posted

About the role

What will you do at Trinity Global Consulting?

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

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)
  • 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.

Which skills does this role require?

Cyber SecurityRisk Management FrameworkAssessment & AuthorizationVulnerability AssessmentCompliance ScansSecurity DocumentationSystem HardeningPatch ManagementIncident ResponseNIST 800-53LinuxWindowsScriptingDevSecOpsAgileCollaborationSecurity ControlsConfiguration ManagementContinuous MonitoringAnalytical SkillsCommunication SkillsReactPythonJavaJira

Make your next move

Build a shortlist and prepare

Identify the requirements you can demonstrate, then choose examples from your work to discuss with the hiring team.

Review the responsibilities and requirements before adding an opening to your shortlist.

Role information can change. Confirm current details on the original application page.

Product

AI Candidate AgentCompaniesBrowse JobsDeep ProfileSkill AssessmentOpportunity Matching
Prepin.ai

© 2026 Prepin | All rights reserved.