Senior Information Systems Security Officer (ISSO)

ECS is seeking a TS-cleared Senior Information Systems Security Officer (ISSO) to support one of our mission critical programs for the Department of Justice in Huntsville, Alabama .

Please Note: This position is contingent upon contract award.

Salary Range: $94,000 - $117,000

We offer the chance to support the world’s finest law enforcement organization and help the people that keep us safe. In this job you will support OCIO FISMA audit readiness and compliance reviews by identifying gaps, organizing evidence, and driving corrective-action closure.

Lead security authorization support for complex FBI systems and portfolios, with accountability for authorization readiness, remediation, quality, and continuity.

Leads ISSO execution for assigned FBI systems and portfolios, coordinating with system owners, ISSEs, CRMU, and other stakeholders. Drives authorization readiness, POA&M and continuous-monitoring actions, resolves documentation and control gaps, and provides senior technical and process leadership. May serve as a task lead and mentor other ISSOs.

• US citizenship with active Top Secret clearance
• 9 Years of experience
• Advanced proficiency aligned to Security Architect (722) of DOD 8140 requirements:
• Master’s Degree in one of the following disciplines (Computer Science, Cybersecurity, Data Science, Information Systems, Information Technology, or Software Engineering)
• OR One of the following Certifications (CISM, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GICSP, GSLC)
• At least 7 years as an ISSO or ISSE at a cleared facility; and at least 9 years in a computer science/cybersecurity-related field.
• Must meet applicable FBI security, clearance, training, background, facility-access, and polygraph requirements

Desired Skills

• FBI/DOJ RMF/SAA
• advanced JCAM/Xacta
• experience leading system-owner coordination and continuous monitoring
• additional cybersecurity certification
• team leadership experience
• FISMA/audit support

ECS Federal LLC is an equal opportunity employer and does not discriminate or allow discrimination on the basis any characteristic protected by law. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, or local jurisdiction law.

is the federal segment of , a $4B global organization with over 10,000 employees. Our nearly 3,500 professionals deliver advanced technology solutions in data and AI, cybersecurity, and enterprise transformation, serving defense, intelligence, and federal civilian agencies.

Our work powers mission-critical outcomes, strengthens technology partnerships, and creates meaningful opportunities for our people. We are defined by a commitment to excellence in delivery, a culture of innovation, and an environment where talent can thrive and grow.

We value:

• Attracting and developing top talent and high-performing teams
• Fostering a culture that is engaging, accountable, and mission-driven

Meet the challenge. Make a difference with Everforth ECS!