Ashburn, VA, USA Full-time FLSA Status: Exempt Clearance Requirement: Secret **Company Description** Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide. **Job Description** **_**This position is contingent upon contract award**_** SOSi is seeking highly qualified senior professionals to support a DHS enterprise cybersecurity program providing 24/7 Security Operations Center (SOC) services. These roles deliver leadership, operational oversight, and technical expertise across cyber defense, incident response, intelligence, engineering, and modernization activities. This role provides technical leadership for SOC security engineering and modernization, including integration and sustainment of SIEM/SOAR/EDR/IDS-IPS platforms; ensures standards compliance and performance optimization. **Responsibilities** + Engineer, integrate, and sustain SOC tools/platforms, drive configuration management and optimization. + Support Zero Trust, automation, and telemetry coverage across cloud and on-prem. + Evaluate and test new technologies; produce technical reports and implementation plans. **Qualifications** + **Experience** : 3+ years in security administration (8+ years engineering SOC toolsets preferred). + **Technical Domains** : NAC, 802.1x, firewalls, IDS/IPS, VPN, WAF, content filtering, NetFlow; encryption, SIEM, embedded systems; network/data protocols; familiarity with NIST, FISMA, Common Criteria. + **Certifications** (Required – one of): A+, Security+, or Network+; CISSP preferred. + **Clearance** : Secret. **Additional Information** **Work Environment** + Work hybrid/on-site as required. + Normal office conditions with potential to perform duties in CONUS locations. + 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. SOSi is an equal employment opportunity employer and affirmative action employer. All interested individuals will receive consideration and will not be discriminated against on the basis of race, color, religion, sex, national origin, disability, age, sexual orientation, gender identity, genetic information, or protected veteran status. SOSi takes affirmative action in support of its policy to advance diversity and inclusion of individuals who are minorities, women, protected veterans, and individuals with disabilities.