Information System Security Officer (ISSO) with Security Clearance

Position Overview

OSAAVA Services is seeking an Information System Security Officer (ISSO) to support cybersecurity compliance and Risk Management Framework (RMF) activities for classified mission systems within Department of Defense environments.

Key Responsibilities

• Validate and assess security control implementation and effectiveness across mission systems
• Collect, maintain, and manage RMF artifacts and evidence repositories
• Track vulnerabilities and remediation actions through closure
• Support continuous monitoring activities and cybersecurity posture reporting
• Aid in development and maintenance of System Security Plans (SSPs)
• Support preparation for cybersecurity inspections, audits, CCRIs, and SAVs
• Identify security control deficiencies and support corrective action planning
• Cook with system administrators and engineers to implement security controls
• Maintain documentation repositories and ensure artifact accuracy and completeness
• Support Authorization to Operate (ATO) and ATO renewal activities
• Provide regular security compliance and status reporting to program leadership
• Support incident response activities and security impact assessments

Required Qualifications

• Experience performing ISSO functions within DoD or classified environments
• Strong understanding of Risk Management Framework (RMF) processes and security control validation
• Experience supporting vulnerability tracking and remediation activities
• Strong documentation, organizational, and artifact management skills
• Experience maintaining RMF evidence repositories and compliance documentation
• Strong communication and coordination skills across technical teams
• Ability to operate effectively within mission-critical classified environments

Preferred Qualifications

• Experience supporting NC3, DRSN, or STRATCOM-aligned mission systems
• Prior experience supporting CCRI or SAV cybersecurity inspections
• Familiarity with classified system compliance requirements
• Relevant cybersecurity certifications such as Security+, SSCP, or equivalent
• Experience maintaining audit-ready RMF documentation
• Familiarity with DoD cybersecurity frameworks and compliance requirements

Key Skills / Search Keywords

• ISSO
• Risk Management Framework (RMF)
• Authorization to Operate (ATO)
• Information System Security Officer (ISSO)
• Security Control Validation
• Continuous Monitoring
• Cybersecurity Compliance
• Vulnerability Management
• System Security Plan (SSP)
• Common Criteria Risk Management (CCRI)
• System Security Assessment (SAV)
• DoD Cybersecurity
• Classified Systems Security

About OSAAVA Services

OSAAVA Services is a mission-focused Service-Disabled Veteran-Owned Small Business (SDVOSB) specializing in cybersecurity and enterprise IT services. We support critical national defense programs and deliver secure, mission-ready solutions across complex government environments.

Benefits

• Medical, dental, and vision insurance
• 401(k) with company match
• Paid time off (vacation, sick leave, and federal holidays)
• Professional development and training support
• Life and disability insurance

Why OSAAVA

• Mission-driven SDVOSB culture focused on service and integrity
• Competitive compensation and benefits
• Opportunity to grow with a high-performing team supporting national security programs
• Work directly supporting critical defense and intelligence missions

Contingent Upon Contract Award

This position is being recruited in support of a proposal effort and is contingent upon contract award. Candidates may be contacted and evaluated in advance; however, final hiring decisions will be made upon successful award of the contract.

Equal Opportunity Employer

OSAAVA Services is an Equal Opportunity Employer. We encourage applications from all qualified individuals, including veterans and individuals with disabilities. OSAAVA Services considers all qualified applicants for employment without regard to disability or veteran status, or any other status protected under federal, state, or local law.