Company Description Founded in 1989 and headquartered in Reston, Virginia, SOSi is a private defense and government solutions business specializing in advanced technology systems and mission support. Its capabilities include data science, software development, network engineering, intelligence, surveillance, and reconnaissance (ISR), and logistics. Job Description SOSi is seeking experienced IT and cybersecurity professionals to support a large-scale Department of Defense enterprise modernization effort. These positions will play a critical role in delivering secure, mission-focused IT services spanning enterprise infrastructure, cloud engineering, cybersecurity, DevSecOps, enterprise architecture, data management, and program leadership. Successful candidates will collaborate with Government stakeholders and cross-functional technical teams to modernize enterprise capabilities, improve operational performance, and support the delivery of resilient, secure, and scalable technology solutions across a geographically dispersed environment. The Cybersecurity Task Lead will provide technical leadership supporting enterprise cybersecurity operations, governance, risk management, compliance, vulnerability management, incident response, Security Operations Center (SOC) activities, threat hunting, penetration testing, and Risk Management Framework (RMF) processes supporting the DC3 Authorizing Official and Cybersecurity Directorate. The position will oversee the implementation and sustainment of enterprise cybersecurity capabilities to protect mission-critical systems while ensuring compliance with applicable DoD cybersecurity policies and standards. Responsibilities • Lead enterprise cybersecurity operations • Manage RMF and ATO activities • Oversee ISSOs and cybersecurity engineers • Lead vulnerability management • Oversee SOC operations • Manage incident response • Support penetration testing • Lead cybersecurity compliance initiatives • Coordinate with Government AO and ISSM Qualifications Required Qualifications: • Bachelor's degree • 10+ years cybersecurity leadership • Experience with RMF • Experience leading enterprise cyber programs • Experience with vulnerability management • Experience supporting SOC operations • Active TS clearance Preferred • CISSP • CISM • Security+ • Experience supporting DoD Cyber organizations • Experience with cATO initiatives Additional Information Work Environment • Normal office conditions with potential to perform duties in deployed locations • Hybrid work model • Core hours of operation are Monday through Friday, 0600 – 1700. • May be requested to work evenings and weekends to meet program and contract needs Working at SOSi All interested individuals will receive consideration and will not be discriminated against for any reason.