Computer Security Systems Specialist
 By Light Professional IT Services LLC | |||||||||
 United States, Virginia, Fort Belvoir | |||||||||
 Jan 23, 2026 | |||||||||
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Computer Security Systems Specialist Job Locations
US-VA-Fort Belvoir
Company Overview By Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide. Position Overview The program delivers end-to-end EFIS&T services-including survey and design through installation, security, and testing. This work spans NIPR and SIPR networks, Wi-Fi, VoIP, ISP/OSP infrastructure, and voice modernization across all CONUS Army installations. We're looking for a Computer Security Systems Specialist to design, document, and implement cybersecurity controls for Army enterprise networks. You'll ensure systems are engineered and configured to meet DoD, Army, and DISA security requirements, and you'll support fielded systems through assessment, approval, and operational deployment. You'll work closely with engineering teams, program leadership, and cybersecurity authorities to deliver secure, compliant systems ready for operational use. Responsibilities
Design and plan security measures to protect systems and networks in accordance with DISA STIGs/SRGs, IAVAs, and DoDI 8100.04
Required Experience/Qualifications
Preferred Experience/Qualifications
Special Requirements/Security Clearance
Physical Demands
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