1732 - Information System Security Officer (ISSO)
- Location
- Grand Forks Air Force Base, North Dakota, United States
- Work mode
- On-site
- Employment type
- Full-time
About the job
Sigma Defense is seeking an Information System Security Officer (ISSO) to join our team in Grand Forks AFB, ND. This position plays a key role in the development, assessment, and maintenance of cybersecurity architecture, cyber engineering artifacts, cybersecurity performance metrics, RMF authorization packages, and enclave-level cyber strategies supporting system certification requirements. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. Requirements
• 3-5 years of relevant experience.
- 3-5 years of relevant experience.
- Information assurance IA/Cyber Security or Risk Management Framework (RMF) experience.
- Demonstrated knowledge of Cyber Security Testing methods and processes.
- Cyber defense policy, processes and assessments.
- Must be a U.S. citizen.
• Deep knowledge of Risk Management Framework (RMF).
- Deep knowledge of Risk Management Framework (RMF).
- Experience achieving and maintaining Authority to Operate (ATO) packages.
- Strong understanding of Controlled Unclassified Information (CUI).
- A proactive approach to identifying security risks before they become a compliance issue.
- Success coordinating with ISSMs, system administrators, etc.
- Ability to translate complex cybersecurity requirements into practical guidance for system owners and users.
• Certified Information Systems Security Professional (CISSP)
- Certified Information Systems Security Professional (CISSP)
- Certified Information Security Manager (CISM)
- Certified Information Systems Auditor (CISA)
• Candidate must possess or have the ability to obtain an active TS/SCI security clearance or higher.
- Candidate must possess or have the ability to obtain an active TS/SCI security clearance or higher.
- Clearance may be sponsored for the right candidate.
• Bachelor's degree from an accredited college or university in Cyber Security, Computer Science, Information Technology, Information Systems, or related field of study.
- Bachelor's degree from an accredited college or university in Cyber Security, Computer Science, Information Technology, Information Systems, or related field of study.
- Degree may be substituted for 10+ years of information assurance or Risk Management Framework (RMF) experience.
• Provide advanced technical and analytical cybersecurity support across the full spectrum. • The specialist ensures the protection, resilience, and compliance of combat systems, networks, and information systems in accordance with DoW, cybersecurity policies, standards, and processes. • Support full acquisition lifecycle activities, including systems under development, systems in production, and fielded systems undergoing upgrades. • Provide engineering expertise, risk and vulnerability assessments, STIG execution, cybersecurity test strategy support, and technical leadership in virtualized cyber test environments supporting Integrated Combat Systems (ICS). Salary Range : $110,000 - $115,000 annually. Benefits
- Dental and Vision Insurance
- Medical Insurance to Include HSA, FSA, and DFSA Plans
- Life and AD&D coverage
- Employee Assistance Program (EAP)
- 401(k) Plan with Company Matching Contributions
- 160 Hours of Paid Time Off (PTO)
- 12 (Floating) Holidays
- Educational Assistance
- Highly Competitive Salary
From Sigma Defense's careers page (Workable), checked 28 Oct 2026.
How to apply
- Select Apply on apply.workable.com. It opens Sigma Defense's own application form in a new tab, run on Workable.
- Fill in the form and upload your résumé there. Jobiwork never sees your application.
- Sigma Defense will reply to you directly. No real employer asks you for money to apply.
Posted 27 Oct 2026 · checked 28 Oct 2026 · Report this job