Special Security Officer; SSO

We are seeking an experienced Special Security Officer (SSO) to lead and support security operations for Quantum Space’s classified and national security programs.

This is a highly visible role for someone who understands how to operate effectively within the national security space environment and has experience supporting complex classified programs. The ideal candidate brings deep knowledge of government security requirements, strong relationships within the classified space community, and the ability to navigate customer organizations with credibility and sound judgment.

You will serve as a trusted security partner to our leadership, engineering, business development, and program teams while building and maintaining strong working relationships with government customers and security stakeholders. You will help ensure Quantum Space has the security infrastructure, processes, and partnerships necessary to pursue and execute increasingly complex classified missions.

This role is ideal for someone who combines deep security expertise with strong judgment, discretion, and the ability to build trusted relationships across government and industry.

• Serve as a primary security interface between Quantum Space and U.S. Government customers, security representatives, and classified program stakeholders
• Build and maintain trusted relationships across the national security space and government security communities
• Develop and execute security strategies supporting classified programs and new mission opportunities
• Advise program and company leadership on security requirements, risks, and considerations affecting classified programs
• Manage security requirements associated with classified programs, facilities, personnel, information, and operations
• Support Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities, as applicable
• Coordinate personnel security actions, including clearance processing, indoctrinations, debriefings, visit requests, access determinations, and related documentation
• Support the establishment, accreditation, and ongoing operation of classified facilities and secure work environments, including SCIFs and SAPFs as required
• Develop, implement, and maintain security policies, procedures, and Standard Operating Procedures (SOPs) consistent with government and customer requirements
• Interpret and implement applicable security directives, including ICDs, DoD requirements, and customer-specific guidance
• Partner with business development and program teams to identify security requirements early in the capture and program lifecycle
• Support classified proposal, capture, and customer engagement activities
• Conduct security education, training, briefings, and awareness programs for employees supporting classified activities
• Prepare for and support government security reviews, inspections, and assessments
• Maintain strict accountability and protection of classified information and assets
• Help build a security culture that enables teams to move quickly while maintaining uncompromising standards for protecting national security information

• 7+ years of progressively responsible security experience supporting classified U.S. Government, defense, intelligence, aerospace, or national security programs
• Significant experience supporting classified programs within the national security space or highly regulated aerospace and defense environment
• Strong understanding of personnel, physical, information, and program security requirements
• Experience supporting SCI and/or SAP environments
• Working knowledge of applicable security policies and frameworks, including ICD 705, DoD Manual 5205.07, NISPOM requirements, and related government…