Network Wireless Engineer

Description Leidos is seeking a Senior Wireless Engineer (SME) to support enterprise WLAN services within a large-scale DoD network environment. This role operates within an SRE framework and is responsible for ensuring the reliability, performance, and security of Aruba-based wireless infrastructure across geographically distributed locations.The selected candidate will serve as the technical authority for wireless networking, providing Tier III escalation support, leading complex troubleshooting efforts, and contributing to wireless design, optimization, and continuous service improvement. This position requires a balance of hands-on engineering, operational support, and technical leadership in a mission-critical environment.Primary ResponsibilitiesServe as Tier III escalation support for complex wireless incidents, including client connectivity, roaming, authentication, and performance issuesLead root cause analysis (RCA) efforts and drive long-term remediation for recurring problemsDesign, configure, and optimize Aruba wireless infrastructure, including:Mobility Conductors / Mobility MastersControllers (AOS) and Central-managed environmentsCampus and remote access pointsProvide advanced wireless troubleshooting using:Packet captures and client session analysisRF spectrum analysis and performance metricsController and AirWave/Central dataLead and validate RF design and optimization, including:Channel and power planningInterference mitigationHigh-density environment tuningImplement and maintain secure wireless solutions using:802.1X authentication (EAP-TLS), WPA3Aruba ClearPass Policy Manager for network access controlCollaborate with cross-functional teams to integrate wireless with:Wired network infrastructure (VLANs, routing, firewalls)Identity and authentication systemsSupport and enhance monitoring and observability using Aruba AirWave, Central, and related toolsContribute to SRE practices, including:Continuous service improvementRunbook development and operational standardizationParticipation in Agile/SAFe processes (JIRA, DSUs, retrospectives)Review and support management activities, including deployments, upgrades, and maintenanceMentor junior and mid-level engineers and provide technical guidance across teamsBasic QualificationsBachelor’s degree and 8–12 years of relevant experience (or equivalent experience in lieu of degree)5+ years of hands-on experience with enterprise wireless networks, including Aruba or similar platformsStrong expertise with:Aruba WLAN solutions (Controllers, Mobility Conductors, AirWave/Central)Wireless troubleshooting and client connectivity analysisAdvanced knowledge of:802.11 standards (a/b/g/n/ac/ax)RF fundamentals (channel planning, interference, signal propagation)Experience with wireless security, including:802.1X authentication, WPA2/WPA3RADIUS-based authentication systemsProven ability to troubleshoot:Complex wireless performance and roaming issuesAuthentication and access control problemsExperience working in large, multi-site enterprise environmentsFamiliarity with Agile tools and workflows (e.g., JIRA, SAFe)Active Secret clearance with ability to obtain Top SecretDoD 8570 IAT Level III certification (e.g., CISSP, CASP, CCNP Security)Preferred QualificationsAruba certifications such as:ACMP, ACDP, ACMX, or ACCPExperience with:Aruba ClearPass Policy Manager in enterprise environmentsAruba AirWave, Central, and advanced monitoring platformsPrior experience supporting:DoD networks (NMCI, NGEN, or similar large-scale environments)Experience with:Wireless site surveys (Ekahau, AirMagnet)High-density wireless deploymentsFamiliarity with:Network automation (Python, Ansible, API integrations)Multi-vendor wireless environments (Cisco, Juniper Mist, Ruckus)Knowledge of:DoD security requirements, STIGs, and defense-in-depth principlesSMIT-NMCIIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.Original Posting:April 28, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $73,450.00 - $132,775.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.About LeidosLeidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.Pay and BenefitsPay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.Securing Your DataBeware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.Commitment to Non-DiscriminationAll qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.