Senior Information System Security Engineer (ISSE)

Job overview

The Senior Information System Security Engineer (ISSE) role is hybrid in Washington, DC, with compensation of $140,000–$155,000 per year. The role supports the FBI’s ISSO/ISSE Program Management objective; Agile Defense’s mission is to support national security and critical civilian missions through technology integration. The engineer develops and maintains a framework for categorizing FBI IT systems by architecture, risk, hosting environment, security posture, and mission requirements. The work informs support levels, labor allocation, reporting, and cost recovery while maintaining alignment with federal and FBI standards.

What you'll do

• Design and maintain system categorization methodology
• assess architecture, interfaces, hosting models, and security controls
• analyze traditional, hybrid, and cloud systems
• map technical attributes to support and labor recommendations
• document decisions
• support chargeback and cost recovery
• assist with automated workflows and reporting
• contribute to risk management framework and security engineering activities
• apply NIST, CNSS, and FBI guidance.

What we're looking for

Skills & competencies

senior information system security engineer

isse

washington dc

agile defense

fbi support

cybersecurity

top secret clearance

risk management framework

nist

cnss 1253

azure and aws

$140k–$155k/year

Work arrangement

• Weekend coverage required

Benefits & perks

• Health insurance, life insurance, paid time off, holiday pay, short- and long-term disability, retirement, and learning and development opportunities, depending on position.

Why this role

Active Top Secret clearance and one listed security certification are required; the posting identifies Washington, DC and hybrid remote work.

About the employer

Agile Defense is hiring for this role. Industry: Computer Systems Design Services. Sector: 54.