Top Secret/SCI A-ISSM, RMF Expert for DoD GEOINT Security

Data Systems Analysts, Inc.; Augusta (GA); On-site; USD 125,000 - 155,000; Full time

Job summary

Data Systems Analysts, Inc. (DSA) seeks an experienced Information Security Specialist SME acting as the A-ISSM to support the Scalable GEOINT mission at Fort Gordon, GA.

You will oversee RMF, security policy development, and continuous monitoring to keep classified systems compliant and ready for mission requirements. The ideal candidate has 10+ years in information security governance, DoD RMF accreditation, and secure operations across Windows/Linux environments, with tools like Tanium and

Qualifications

• Bachelor’s or Master’s degree in Cybersecurity, Information Security, or related field, or equivalent experience.
• 10+ years of information security management experience including governance, compliance, and risk management.
• Experience in RMF accreditation and security authorization processes.
• Strong knowledge of NIST SP 800-53 Rev. 5 and security control assessments.
• Experience with DISA STIGs and IAVM compliance across Windows and Linux environments.
• Active DoD/IC security environment experience and top‑secret eligibility.

Responsibilities

• Support ISSM in developing and overseeing information system security policies.
• Lead RMF activities including security authorization and continuous monitoring.
• Develop and monitor security controls per NIST SP 800-53 Rev. 5 and DoD requirements.
• Identify and mitigate cybersecurity vulnerabilities and risks.
• Maintain POA&Ms and track security deficiencies to resolution.
• Ensure DISA STIGs and IAVM compliance across Windows, Windows Server, and RHEL.
• Oversee endpoint security, vulnerability management, and logging solutions (Tanium, Splunk).
• Coordinate access management and privileged access controls.
• Investigate and document security incidents and compliance gaps.
• Develop security documentation, contingency plans, and awareness materials.
• Collaborate with government stakeholders, ISSOs, and Authorizing Officials during assessments.
• Provide SME guidance to ensure security and operational readiness of GEOINT systems.

Skills

Cybersecurity governance

RMF accreditation

Security policy development

Risk management

Stakeholder coordination

Strong communication

Education

Bachelor's or Master's in Cybersecurity

CISSP or CISM

Tools

Tanium

Trellix/HBSS/AESS

Splunk

Job description

Data Systems Analysts, Inc. (DSA) seeks an experienced Information Security Specialist SME acting as the A-ISSM to support the Scalable GEOINT mission at Fort Gordon, GA.

You will oversee RMF, security policy development, and continuous monitoring to keep classified systems compliant and ready for mission requirements. The ideal candidate has 10+ years in information security governance, DoD RMF accreditation, and secure operations across Windows/Linux environments, with tools like Tanium and