Senior ISSO - DoD RMF Expert, TS/SCI

Talentify; Hanahan (SC); On-site; USD 250,000 - 300,000; Full time

Job summary

Talentify seeks an Information Systems Security Officer (ISSO) to lead security program development and operations for DoD-related systems in Charleston, SC. The role requires TS/SCI with CI Polygraph clearance and a 4-year degree, with extensive RMF experience and hands-on security control implementation.

The ISSO will oversee documentation (SSP, ATO, POAM), incident response planning, continuous monitoring, and coordination with CSSP and stakeholders to maintain secure configurations and

Qualifications

• Education: BS degree in Computer Science, Information Security, or related field.
• Experience: 10+ years in information security with focus on system security administration.
• RMF knowledge required; DoD frameworks familiarity preferred.
• Security tools and monitoring experience (SCAP, ACAS, Splunk).
• Certifications such as CISSP or Security+ CE are a plus.

Responsibilities

• Develop, implement, and maintain system documentation for authorization and continuous monitoring (ATO, SSP, POAM).
• Manage and monitor security controls per SSP across networked and standalone systems.
• Conduct risk and vulnerability assessments and mitigation.
• Ensure SSP reflects architecture and controls; address regulatory changes.
• Coordinate with ISSOs, ISSMs, and admins on security activities.

Skills

Security tools & technologies

DevSecOps

AI/Cloud computing

Documentation & compliance

Stakeholder communication

Education

BS degree in Computer Science or Information Security

Tools

SCAP Compliance Checker

ACAS Scans

Splunk

Job description

Talentify seeks an Information Systems Security Officer (ISSO) to lead security program development and operations for DoD-related systems in Charleston, SC. The role requires TS/SCI with CI Polygraph clearance and a 4-year degree, with extensive RMF experience and hands-on security control implementation.

The ISSO will oversee documentation (SSP, ATO, POAM), incident response planning, continuous monitoring, and coordination with CSSP and stakeholders to maintain secure configurations and