Physical Security Network Engineer or System Administrator (ESS/LENEL)

Taurean is a mission-driven defensive cyber operations firm delivering security engineering, risk management, and compliance execution for federal and regulated environments. Our teams protect operational systems, sensitive data, and high-assurance environments through disciplined engineering, structured compliance frameworks, and operational rigor. Guided by our vision — Find Relevant Work. Create Meaningful Jobs. Transform Lives — for the Glory of God! — we build teams grounded in accountability, professional growth, and purposeful contribution. Our culture emphasizes strong leadership, family-first principles, and continuous development within a collaborative, performance-focused environment. This opportunity supports mission-critical IT service delivery within a secure Department of War (DoW) environment. In this role, you will provide advanced end-user support while supporting coordination, reporting, and operational execution within a small, high-performing team. About the Roles We are hiring fortwo distinct roles under a singleposting: Physical Security Network Engineer (Tier 3) Physical Security System Administrator (Tier 2) Both positions supportElectronic Security Systems (ESS), LENEL platforms, and secure network infrastructurein amission-critical DoW environment. These are full-time, onsite roles. Role 1: Physical Security Network Engineer (Tier 3) What You’ll Do Lead network engineering, design, and lifecycle management for ESS/LENEL infrastructure Provide Tier 3 support, solving complex or unknown issues Configure and manage network security hardware and infrastructure Implement proactive monitoring (FCAPS) and performance optimization Design and validate solutions to critical system failures Support SIEM tuning, threat detection, and incident response Ideal Background Strong experience in network engineering (routing, switching, firewalls) Experience in Tier 3 escalation environments Deep understanding of secure/DoW network environments Role 2: Physical Security System Administrator (Tier 2) What You’ll Do Operate and administer LENEL and ESS systems Provide Tier 2 support, troubleshooting escalated issues from Tier 1 Manage Active Directory, DNS, DHCP, and system services Perform patching, STIG compliance, and system maintenance Support backup, storage (SAN), and virtualization environments Monitor systems, analyze logs, and resolve incidents Ideal Background Strong experience in system administration and enterprise IT support Experience in Tier 2 troubleshooting and operations Familiarity with secure or regulated environments Shared Responsibilities (Both Roles) Support ESS and CCTV infrastructure, including integration and troubleshooting Maintain log management and SIEM operations (monitoring, tuning, response) Conduct vulnerability scans and recommend remediation actions Support backup and recovery operations, including testing Deliver system health and performance reporting Participate in on-call rotation (2-hour response requirement) Support after-hours, weekend, and holiday operations as required Assist with physical security systems and infrastructure support Provide technical recommendations and system improvement guidance Required Qualifications (Both Roles) Certifications (Required) CompTIA Security+ (Security+) or equivalent (DoD 8570/8140 compliant) Cisco Certified Network Associate (CCNA) or equivalent Clearance Active Top Secret (TS/SCI) clearance (required) Experience Requirements Network Engineer: 5+ years (Tier 3 / engineering focus) System Administrator: 3+ years (Tier 2 / operations focus) Experience in DoW, classified, or high-security environments preferred Preferred Experience LENEL access control systems SolarWinds, NetApp, VxRail, Thales, Quest CMMC, NIST 800-171, RMF frameworks Physical security systems (ESS, CCTV, access control) Why Taurean At Taurean, we don’t hand off problems—we own execution. You’ll work in an environment where performance matters and what you do directly impacts mission success. If it doesn’t run, it doesn’t matter. #J-18808-Ljbffr CSV-TAUREAN