Senior RMF/Information System Security Officer

This position is contingent upon the award or funding. The essential duties, experience, education requirements, and salary are subject to change.

About the role

The Senior RMF/ISSO is responsible for leading cybersecurity compliance and information assurance activities in accordance with the NIST Risk Management Framework (RMF) and Department of Defense (DoD) cybersecurity requirements. This role oversees the security authorization lifecycle, ensures compliance with applicable federal regulations and security controls, manages accreditation documentation, conducts risk assessments, and serves as the primary cybersecurity advisor to program leadership, system owners, and government stakeholders. The Senior RMF/ISSO supports the protection of information systems by maintaining Authorization to Operate (ATO) packages, implementing continuous monitoring strategies, and ensuring compliance with DoD, NIST, and organizational security policies.

Chickasaw Nation Industries, Inc. serves as a holding company with multiple subsidiaries engaged in several lines of business (Business Services, Health, Infrastructure and Engineering, Mission Optimization, Technology and Transportation) for the federal government and commercial enterprises. A portion of our profits is used to support Chickasaw citizens.

Responsibilities

• Serve as the primary interface with the Government Lead, keeping them informed of all program activities, risks, and performance metrics.
• Develop and execute a comprehensive Program Management Plan that outlines project scope, schedule, budget, and quality control measures to ensure all PWS requirements are met or exceeded.
• Direct and control all contractor activities, ensuring the optimal allocation of personnel and resources. Oversee staffing to guarantee all positions are filled with qualified individuals who meet the PWS requirements.
• Assume full responsibility for the program's financial performance. Proactively identify, document, and mitigate program risks, and provide timely issue resolution and corrective action plans.
• Ensure all contract deliverables are submitted on time and meet the highest standards of quality and accuracy.
• Oversee the security authorization lifecycle, manage accreditation documentation, and conduct risk assessments.
• Maintain Authorization to Operate (ATO) packages and implement continuous monitoring strategies.

Requirements

• The ability to obtain, maintain, and access classified information at the Top Secret level.
• CompTIA Security+ certification is required and must be maintained throughout the duration of employment.
• PMP certification is preferred.
• Demonstrated mastery of eMASS, vulnerability scanning tools (e.g., ACAS/Nessus), and security compliance checkers (e.g., SCAP).
• Proven hands-on skills in network and system administration, troubleshooting, COMSEC, and customer support within a secure environment.

Qualifications

• A Bachelor’s degree from an accredited institution in Information Technology, Cybersecurity, Business Management, or a related field; or equivalent experience.
• Minimum of 8+ years of progressive experience in managing complex IT programs for the Department of Defense (DoD), with a proven track record of managing projects of similar size, scope, and complexity.
• Experience must include budget oversight, staff management, and subcontractor coordination.

Physical Demands

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of this job.

• Work is primarily performed in an office/warehouse setting.
• Regularly required to use hands to finger, handle, or feel.
• Regularly required to reach with hands and arms, occasionally above head.
• Regularly required to twist at the waist, climb and descend stairs while carrying objects.
• Ability to speak and hear.
• Frequently required to stand, walk, stoop, kneel, crouch, or crawl.
• Occasionally required to sit and climb or balance.
• Regularly lifts and/or moves up to twenty-five pounds and occasionally lifts and/or moves up to fifty pounds.
• Works near moving mechanical parts.
• Regularly exposed to general office and general office machinery noise. May be exposed to warehouse, truck, or forklift noise.

Benefits

• Medical, Dental, Vision
• Company Life Insurance
• Short-Term and Long-Term Disability Insurance
• 401(K) Immediate Vesting
• Professional Development Assistance
• Legal Aid Assistance Program
• Family Planning / Fertility Assistance
• Personal Time Off
• Observance of Federal Holidays
• Employee Assistance Program (EAP)
• Training and Development Opportunities