Senior ISSO: National-Security Cyber on Site

Koitecc Solutions; United States; Remote; USD 131,000 - 237,000; Full time

Benefits offered by this job

Paid Time Off

11 paid holidays

401(k) with company match

Job summary

Leidos is seeking an experienced Information Systems Security Officer (ISSO) to support national-security missions within a secure on-site environment. The role focuses on information assurance, system accreditation, and security documentation to ensure compliant, mission-ready information systems.

Responsibilities include implementing security policies, coordinating security programs, and supporting investigations and Certification & Accreditation activities.

Qualifications

• Bachelor's degree or 4 years ISSO experience in lieu of degree.
• 15 years ISSO experience on programs/contracts of similar scope.
• Experience in at least two security areas: tools, hardware/software security, protocols, or encryption.

Responsibilities

• Maintain operational security posture of information systems and programs.
• Assist in implementing security policies, standards, and methodologies.
• Support IS managers in maintaining appropriate IA posture for systems and enclaves.
• Evaluate security solutions for classified information requirements.
• Develop and maintain System Security Plans and risk assessment reports.
• Support NIST RMF-based security authorization activities.
• Manage configuration management for security-relevant software and hardware.
• Maintain records for system components and upgrades.
• Assist day-to-day security operations and user authentication.

Skills

Information Assurance

Cybersecurity

Policy Development

Risk Assessment

IAM Level I

TS/SCI clearance

Education

Bachelor's degree in Computer Science or related field

Job description

Leidos is seeking an experienced Information Systems Security Officer (ISSO) to support national-security missions within a secure on-site environment. The role focuses on information assurance, system accreditation, and security documentation to ensure compliant, mission-ready information systems.

Responsibilities include implementing security policies, coordinating security programs, and supporting investigations and Certification & Accreditation activities.