Über diese Information System Security Engineer (ISSE) Mid - TS with SCI eligibility required Stelle bei Agile Defense
Job Description
Agile Defense is seeking a skilled Information System Security Engineer (ISSE) to support the FBI under ISSO/ISSE Program Management. The ISSE will provide technical security engineering expertise to help develop, implement, and sustain a methodology for categorizing FBI IT systems based on architecture, complexity, hosting environment, security posture, and mission requirements.
This role supports the technical analysis needed to differentiate systems by risk, technology stack, overlays, and operational dependencies, and to ensure those categorizations effectively inform labor allocation, reporting, and cost recovery. The ISSE will work closely with ISSOs, system owners, architects, and program leadership to maintain a scalable and compliant categorization framework aligned with FBI and federal standards.
Key Responsibilities
Architecture and technology stack
Security classification level
FIPS-199 impact level
National Security System designation
Hosting environment (on-premises, Azure, AWS)
CNSS 1253 overlays
Data sensitivity and data types
Mission/business function
System complexity and integration dependencies
Security architecture reviews
Control implementation analysis
Inheritance considerations
Boundary analysis
System interconnection analysis
Technical documentation support
Support continuous improvement of the categorization framework as new technologies and requirements emerge.
Education and Background
Required Skills
- Active Top Secret clearance required.
- Experience assessing complex systems for security architecture, control implementation, and risk categorization.
- Strong knowledge of:
- FIPS-199
- NIST SP 800-37
- NIST SP 800-53
- CNSS 1253
- RMF
- System security engineering principles
- Experience with on-premises and cloud environments, including Azure, AWS, or hybrid enterprise systems.
- Experience supporting technical security documentation and system authorization packages.
- Ability to analyze diverse technical architectures and map findings to staffing, security, and compliance requirements.
- Strong communication skills with the ability to explain technical issues to technical and non-technical stakeholders.
Preferred Skills
- Experience supporting FBI, DOJ, DoD, IC, or other federal national security customers.
- Experience with classified systems, cross-domain solutions, or National Security Systems.
- Experience using GRC platforms or structured repositories for system and security data.
- Familiarity with automation, workflow orchestration, or reporting tools supporting cybersecurity operations.
- Relevant certification(s), such as CISSP, CASP+, CISM, CCSP, CAP, or AWS/Azure security certifications.
- Happy - Be Infectious. Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do.
- Helpful - Be Supportive. Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated.
- Honest - Be Trustworthy. Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support.
- Humble - Be Grounded. Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task.
- Hungry - Be Eager. Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges.
- Hustle - Be Driven. Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success.
