Systems Engineer (Linux Administrator) - $216K

About the role

This is a senior Linux/infrastructure engineering role supporting a classified mission environment. The primary focus is Linux engineering plus infrastructure operations, virtualization, security compliance, and automation. The team operates a hybrid on-prem/cloud environment with multiple data centers, commercial/Government/custom applications, and a large data lake. The engineer will provide Tier 2–4 support and participate in both day-to-day operations and larger engineering projects.

Responsibilities

• Engineer and support Linux servers and workstations, particularly Debian.
• Provide Tier 2–4 troubleshooting and incident resolution.
• Manage VMware vCenter and NSX-T virtualization infrastructure.
• Support Active Directory, DNS, DFS, and DHCP.
• Maintain systems according to DISA STIGs and security requirements.
• Operate and maintain infrastructure across data centers and AWS.
• Monitor infrastructure performance/utilization and maintain accurate inventories.
• Handle data-center tasks including hardware installation, cabling, commissioning, decommissioning, and property management.
• Support virtual servers, virtual desktops, VMware Horizon VDI, and automation.
• Coordinate engineering projects, technical risks, implementation conflicts, and schedules.
• Create/present technical documentation to review and approval boards.
• Use ServiceNow for requirements and incident management.

Required Qualifications

• Linux engineering
• TS/SCI with Polygraph
• VMware vCenter + NSX-T
• Active Directory / DNS / DFS / DHCP
• DISA STIGs
• Infrastructure operations & maintenance
• Splunk
• Check_MK
• McAfee ePO
• BitLocker
• ServiceNow
• Tier 2–4 technical support
• Engineering/project coordination

Preferred Qualifications

• Rocky Linux
• Ansible, scripting, and AI integration/automation
• Engineering Lead experience
• Tier 1–4 support
• CIS Benchmarks
• VMware Horizon VDI
• Technical briefings/documentation
• Classified-property and network-encryption-device management

Benefits

• Competitive benefits package (medical, dental, vision, life insurance)
• Immediate 401k vesting
• Generous PTO and flexible schedules
• $500.00 annual technology allowance