Senior Wireless Network Engineer

Senior Wireless Network Engineer Who We AreThinkTek LLC is a fast-growing Certified SBA 8(a) and Service-Disabled Veteran-Owned Small Business (SDVOSB) specializing in management and technology consulting for Federal Government modernization. We provide tailored solutions in Program & Project Management, Strategic Planning, and IT Operations.Position DescriptionThinkTek is seeking a Senior Wireless Network Engineer to support a Department of War client at the Pentagon in the National Capital Region. This role provides senior engineering support for a large enterprise wireless environment built on HPE Aruba Networking infrastructure. The work centers on a facility-wide access point life cycle replacement, and extends into helping the customer meet emerging mission requirements. The successful candidate brings depth in routing and switching alongside hands-on Aruba platform experience, has experience in secure facilities, and can translate new operational problems into workable solution architectures.ResponsibilitiesProvide senior engineering support for Aruba wireless infrastructure, including mobility controllers and conductors, access points, and AirWaveProvide engineering oversight to installation crews replacing access points and cabling throughout the PentagonPlan and execute access point and controller life cycle replacement, including integration, cutover, and rollbackSupport change management and authorized service interruption planning with Government operations staffServe as senior escalation for complex wireless faults, using packet capture, client session analysis, controller diagnostics, and targeted site surveysProvide engineering expertise on ClearPass policy design, including 802.1X, EAP-TLS, certificate services, and role-based access enforcementAssess emerging requirements and recommend wireless and mobility solution architectures to Government decision makersSupport cybersecurity compliance, including STIG guidance, vulnerability remediation, and configuration hardening recommendationsProduce configuration standards, network diagrams, integration and test plans, and as-built recordsRequired QualificationsActive Top Secret security clearance8+ years of network engineering experience, including 5+ years in enterprise wireless Hands-on Aruba experience across ArubaOS mobility controllers, access points, ClearPass, and AirWave or Aruba Central Demonstrated routing and switching capability, including VLANs, trunking, spanning tree, link aggregation, and subnetting Working knowledge of enterprise mobility architectures and the ability to match capabilities to new mission requirements Advanced troubleshooting across the wireless and wired stack, including packet-level analysis Experience supporting large-scale infrastructure deployments in an operational environment Desired QualificationsCurrent SCI access eligibility or active TS/SCIPrior support to DISA, Joint Service Provider, or other DoD enterprise networks, ideally at the PentagonExperience deploying wireless capabilities in secure or classified facilitiesFamiliarity with NSA Commercial Solutions for Classified (CSfC) deploymentsCWNA or higher, or Aruba certification such as ACMA, ACMP, ACCA, or ACCPCisco certification such as CCNA or CCNP EnterpriseDoD 8140 IAT Level II or higher, such as Security+ CE or CISSPFamiliarity with RMF, STIG compliance, and wireless intrusion detection systemsThe anticipated annual salary range for this position is $170,030 – $178,020. This range is a good-faith estimate and not a guarantee of compensation. Final compensation will be based on factors including experience, education, skills, geographic location, internal equity, market data, and applicable contract requirements, and may fall outside the posted range.ThinkTek LLC is proud to be an Equal Opportunity Employer (EOE), making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. ThinkTek offers medical, dental, and vision insurance to all full-time employees; PTO and a variety of other paid leave options are also available. You can read more about ThinkTek benefits at