Network Infrastructure Engineer Jobs

Network Infrastructure Engineer53rd Wing Support Contract | Eglin AFB, Florida | Full-Time | On-Site Salary: $80,000 - $90,000 | Clearance Required: Active Top Secret (SCI Preferred)OSAAVA Services is a Service-Disabled Veteran-Owned Small Business (SDVOSB) specializing in Space, Cybersecurity, and IT Service Management for the U.S. government and defense community. We support mission-critical programs where performance isn't optional — and we build teams that reflect that standard.POSITION OVERVIEWOSAAVA Services is seeking a Network Infrastructure Engineer to support the 53rd Wing at Eglin AFB, Florida.

This is a hands-on, technically demanding role for a professional who has designed, implemented, and maintained enterprise-level network infrastructures in DoD or similarly complex environments. The right candidate brings deep experience with Cisco networking equipment, firewall administration, and Windows Server environments — and can operate independently in a fast-paced, mission-focused setting where network availability directly impacts operational readiness. This is not a helpdesk or junior systems administrator role.

We are looking for someone who has built and sustained infrastructure, not just supported it.KEY RESPONSIBILITIESDesign, implement, and maintain enterprise-level LAN/WAN network infrastructure supporting 53rd Wing operationsConfigure, administer, and troubleshoot Cisco routers, switches, and firewall platforms in classified and unclassified environmentsManage and maintain Windows Server environments including Active Directory, Group Policy, DNS, and DHCPAdminister and maintain firewall rule sets, ACLs, VLANs, and network segmentation configurationsMonitor network performance, diagnose complex connectivity and infrastructure issues, and implement corrective actionsEnsure all systems remain compliant with STIG requirements, DISA standards, and applicable DoD security policiesCoordinate with cybersecurity personnel on vulnerability remediation, RMF compliance, and system hardeningMaintain comprehensive network documentation, configuration records, and change management logsSupport lifecycle management of network hardware, servers, and endpoint systemsRespond to and resolve IT infrastructure tickets; escalate complex issues appropriatelyREQUIRED QUALIFICATIONSActive Top Secret clearance (required at time of application)3-7 years of hands-on experience designing, implementing, and maintaining enterprise network infrastructureProven, documented experience configuring and administering Cisco routers, switches, and firewall platforms in a production environmentProficiency with Windows Server environments (Active Directory, DNS, DHCP, Group Policy)CompTIA Security+ (IAT Level II compliant) — requiredExperience working in a DoD, U.S. Air Force, or equivalent federal IT environmentStrong troubleshooting skills across network hardware, infrastructure, and systems layersAbility to work on-site at Eglin AFB, FLPREFERRED QUALIFICATIONSTS/SCI clearanceCCNA or equivalent Cisco certificationExperience with firewall platforms including Cisco ASA, Palo Alto, Fortinet, or equivalentExperience with STIG implementation and RMF/ATO complianceFamiliarity with ITSM/ticketing platforms (Remedy, ServiceNow)Experience supporting USAF Wing-level operations or comparable DoD command environmentExperience with endpoint management tools (MECM/SCCM)Experience with network monitoring tools (SolarWinds, Splunk, ACAS/Tenable)OSAAVA Services is a mission-focused SDVOSB built by veterans, for the mission. We understand the clearance landscape, the pace of DoD environments, and what it takes to place the right people in roles that matter.

We don't just fill positions — we support the people who keep national defense running.BENEFITS INCLUDEMedical, dental, and vision insurance401(k) with company matchPaid time off (vacation, sick leave, holidays)Professional development and certification supportLife and disability insuranceOSAAVA Services is an Equal Opportunity Employer. We encourage applications from all qualified individuals, including veterans and individuals with disabilities. For accommodations or questions, contact: