Information Systems Security Officer

2 weeks ago

Huntsville, Alabama, United States Catapult Federal Services Full time

Location:
Huntsville, AL (On-Site)

Clearance Required:
Top Secret/SCI

Position Summary

We are seeking an experienced
Information Systems Security Officer (ISSO)
to support classified environments and mission-critical programs and initiatives. This role provides day-to-day cybersecurity, accreditation, and compliance support for Collateral and SCI systems within secure areas.

The ISSO will play a key role in maintaining the security posture of classified information systems, ensuring compliance with DoD, Intelligence Community directives, and the Risk Management Framework (RMF).

Key Responsibilities

Security & Policy Support

  • Apply knowledge of security policies, ICDs, DoD manuals, JAFANs, and related guidance.
  • Work effectively across a dynamic environment with DoD personnel, military/civilian stakeholders, and industry partners.
  • Operate with minimal supervision while demonstrating initiative, independence, and strong problem-solving capabilities.

RMF Responsibilities

  • Review, prepare, update, and maintain RMF accreditation packages.
  • Perform RMF self-inspections and support compliance reviews.
  • Track changes affecting system accreditation and notify appropriate stakeholders.
  • Identify vulnerabilities and recommend/implement mitigation strategies.
  • Conduct security surveys and coordinate documentation for accreditation packages.
  • Prepare and track RMF inspections, findings, and corrective action responses.
  • Maintain RMF security documentation and system records.

System Operations & Continuous Monitoring

  • Ensure all authorized systems are operated, maintained, and disposed of in accordance with RMF and security policies.
  • Assist with Cyber Test & Evaluation (CT&E) activities for government partners.
  • Collect, review, and analyze security scans, audit logs, and system alerts.
  • Perform vulnerability management and apply continuous monitoring processes for classified systems.

Customer & Mission Support

  • Support both internal and external customers as part of ISSO duties.
  • Maintain strong communication and coordination with stakeholders regarding system security posture.

Required Qualifications

  • 5–9 years of related ISSO, cybersecurity, or information assurance experience.
  • ACAS (Assured Compliance Assessment Solution)
  • Splunk
  • Background in Systems Administration.
  • Strong understanding of RMF processes, documentation, and compliance requirements.

Education

  • Bachelor's degree
    or
    an additional 4 years of relevant experience in lieu of a degree.

Certifications

  • Must meet DoD M requirements
  • Must posess/obtain
    IAT Level II certification
    within 6 months of hire (e.g., Security+ CE, CCNA Security, CySA+, etc.).

Security Clearance

  • Active Top Secret/SCI required.

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