1732 - Information System Security Officer (ISSO)

Sigma Defense Systems LLC; Grand Forks Air Force Base (ND); On-site; USD 110,000 - 115,000; Full time

Benefits offered by this job

Dental and Vision Insurance

Medical Insurance with HSA/FSA/DFSA

Life and AD&D coverage

401(k) Plan with Company Matching

PTO and Holidays

Educational Assistance

EAP

Job summary

Sigma Defense Systems LLC seeks an Information System Security Officer (ISSO) to join our team at Grand Forks AFB, ND. This role supports cybersecurity architecture, RMF packages, and enclave-level cyber strategies ensuring system certification requirements are met. Required 3-5 years of relevant IA/Cyber, RMF, and testing experience; U.S.

citizenship; and ability to obtain/maintain TS/SCI clearance. The team collaborates with ISSMs, system administrators, and owners to translate complex

Qualifications

• 3-5 years of relevant experience.
• IA/Cyber Security or RMF experience.
• Demonstrated knowledge of Cyber Security Testing methods and processes.
• Cyber defense policy, processes and assessments.
• Must be a U.S. citizen.

Responsibilities

• Provide advanced technical cybersecurity support across the full spectrum.
• Ensure protection, resilience, and compliance of combat systems, networks, and information systems per DoW policies.
• Support full acquisition lifecycle activities for systems in development, production, or upgrades.
• Provide engineering expertise, risk and vulnerability assessments, STIG execution, and leadership in cyber test environments.

Skills

RMF knowledge

Cybersecurity testing

Policy/compliance

Team coordination

DoD/DoW familiarity

Education

Bachelor's degree in Cyber Security or related field

Tools

STIG tooling

Security testing tools

Job description

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
• 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

Candidate Differentiators

• 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

Preferred Certifications

• Certified Information Systems Security Professional (CISSP)
• Certified Information Security Manager (CISM)
• Certified Information Systems Auditor (CISA)

Personnel Clearance Level

• 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

Education Requirements

• 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

Essential Job Duties (not all-inclusive)

• 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