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 for two distinct roles under a singleposting:
- Physical Security Network Engineer (Tier 3)
- Physical Security System Administrator (Tier 2)
Both positions support Electronic Security Systems
(ESS), LENEL platforms, and secure network infrastructure in a mission-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
- 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
- Strong experience in system administration and enterprise IT support
- Experience in Tier 2 troubleshooting and operations
- Familiarity with secure or regulated environments
- 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
- Active Top Secret (TS/SCI) clearance (required)
- 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
- LENEL access control systems
- SolarWinds, NetApp, VxRail, Thales, Quest
- CMMC, NIST 800-171, RMF frameworks
- Physical security systems (ESS, CCTV, access control)
- 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.