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Information Systems Security Engineer - SME

Agile Defense· Cybersecurity – IA and Compliance
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Washington, DC$175k - $190kRegularPosted 8mo ago

About the role

Senior ISSE (SME) leading RMF/SAA program implementation for DOJ environments, providing expert security engineering leadership and risk-informed decision-making.

Responsibilities

  • Lead, mentor, and supervise security professionals responsible for end-to-end RMF lifecycle execution for DOJ information systems.
  • Direct and coordinate activities within the Prepare step of RMF, ensuring roles, responsibilities, governance structures, and risk management strategies are clearly defined and maintained.
  • Guide system categorization efforts to ensure information systems are properly classified based on mission impact, data sensitivity, and regulatory requirements.
  • Direct the selection, tailoring, and documentation of security controls aligned with system categorizations, DOJ risk tolerance, and compliance requirements.
  • Oversee implementation of technical, operational, and management controls across system and application lifecycles, ensuring quality, completeness, and consistency of deliverables.
  • Serve as the senior technical authority for security architecture decisions, secure configurations, and remediation strategies.
  • Ensure comprehensive security control assessments are planned, executed, and documented to validate control effectiveness.
  • Prepare and review risk management documentation to support system authorization decisions and executive-level risk acceptance.
  • Direct continuous monitoring and ongoing assessment activities, collecting metrics and trends to inform risk posture and adjust security strategies.
  • Provide subject-matter expertise for cybersecurity risk analysis, incident response, vulnerability remediation, and audit support.
  • Support OIG, FISMA, and internal review activities, ensuring systems remain audit-ready and defensible.
  • Serve as a trusted technical advisor to DOJ leadership, system owners, ISSOs, and mission stakeholders.
  • Track, report, and communicate security engineering status, risks, and improvement opportunities to Government and contractor leadership.
  • Foster collaboration across divisions to ensure consistent application of security best practices.
  • Promote a culture of security awareness through technical guidance, mentoring, and training.
  • Maintain up-to-date knowledge of RMF, NIST guidance, DOJ policies, and industry best practices.
  • Identify opportunities to improve RMF execution efficiency, consistency, and effectiveness through process refinement and approved tooling.

Qualifications

  • Senior-level experience providing security engineering leadership in federal or IC environments.
  • Deep expertise in NIST RMF, FISMA, and federal authorization processes.
  • Demonstrated experience supporting complex, enterprise-scale IT systems across multiple lifecycle stages.
  • Proven ability to advise leadership on risk-based security decisions.

Skills

Required:Security engineering leadershipNIST RMF
Nice to have:DOJ RMF/SAA knowledge

Benefits

  • Health Insurance
  • Life Insurance
  • Paid Time Off
  • Holiday Pay
  • short-term and long-term Disability
  • Retirement and Learning and Development opportunities
  • other optional benefit elections
Last updated Oct 21, 2026. Interested? Apply on the company site.

About Agile Defense

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Agile Defense delivers advanced capabilities and solutions tailored to the most critical national security and civilian missions.

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