Agile Defense · 10 hours ago
Information Systems Security Engineer - SME
Washington, D.C.
Full-time
Onsite
Senior Level
5+ years expAgile Defense is committed to adaptive innovation to support national missions through advanced technologies. The Information Systems Security Engineer (ISSE) – SME will lead the implementation of the FBI’s Security Assessment and Authorization Program, providing expert security engineering leadership across complex IT environments.
Information ServicesInformation TechnologySoftware
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Lead, mentor, and supervise security professionals responsible for end-to-end RMF lifecycle execution for FBI 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, FBI 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 FBI 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, FBI policies, and industry best practices
Identify opportunities to improve RMF execution efficiency, consistency, and effectiveness through process refinement and approved tooling
Qualification
Required
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
Clearance: TS/SCI
Required Certification: CISSP
Preferred
Prior experience supporting FBI, DOJ, or Intelligence Community customers
Experience working alongside ISSOs, AOs, and assessment teams in high-tempo environments
Familiarity with network, infrastructure, application, and SaaS security architectures
Experience supporting audit remediation and continuous monitoring programs
Company
Agile Defense
Agile Defense is an information technology company located in Reston. It is a sub-organization of Agile-BOT.
1001-5000 employees
Funding
Current Stage
Late StageTotal Funding
unknown2022-11-16Acquired
Leadership Team
Rick Wagner
Chief Executive Officer
B
Bill Luebke
Chief Financial Officer
Recent News
2025-12-18
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