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Jobs · Information Technology · Alabama

Information System Security Officer (ISSO) with Top Secret/SCI Clearance

CALNET, Inc. · Huntsville, AL · 2 mo ago
On-siteInformation TechnologyFull-time

About the Role

CALNET, Inc., a Prime Government Contractor for a major government institution, is seeking a talented Information System Security Officer (ISSO) with Top Secret/SCI Clearance to work onsite in Huntsville, Alabama. The ISSO will guide IT systems through the entire Risk Management Framework (RMF) lifecycle to achieve and maintain the Authority to Operate (ATO).

Responsibilities

  • Lead all aspects of the RMF process, from system categorization and security control selection to implementation and assessment.
  • Develop, maintain, and update all required RMF documentation, including the System Security Plan (SSP), Security Assessment Report (SAR), and Plan of Action & Milestones (POA&M).
  • Manage the system's security posture within the Enterprise Mission Assurance Support System (eMASS), ensuring all data is accurate and up to date.
  • Implement and manage a robust continuous monitoring strategy to actively assess security control effectiveness, track vulnerabilities, and manage configuration changes.
  • Serve as the primary security advisor to the system owner and liaise with the Authorizing Official (AO) and other key stakeholders to ensure a clear understanding of system risks and compliance status.

Requirements

  • Active Top Secret/SCI Clearance.
  • US Citizenship.
  • Minimum 5+ years of hands-on experience dedicated to applying RMF to complex DoD IT systems.
  • Bachelor’s degree from an accredited institution in Information Technology, Cybersecurity, Business Management, or a related field; or equivalent experience.
  • Certifications: CompTIA Security+, CCNA, RHCSA, MCSA, or any IAT Level II certification.

Skills

  • Demonstrated mastery of eMASS.
  • Experience with vulnerability scanning tools (e.g., ACAS/Nessus).
  • Knowledge of COMSEC and security compliance checkers (e.g., SCAP).

Benefits

  • Medical, dental, and vision insurance.
  • Life, short- and long-term disability insurances.
  • 401(k)-retirement savings plan.
  • Generous leave time.

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