{"id":3830767,"url":"https://alion.io/job/leidos-network-engineer-iii-3","title":"Network Engineer III","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":77,"open_postings":317,"ghost_share":0.003,"stale_share":0.89,"repost_share":0.009,"time_to_fill_p50_days":28,"computed_at":"2026-11-07T05:47:08Z"}},"role":"Networking","role_family":"Networking","seniority":"middle","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Huntsville, United States","Houston, United States","Mountain View, United States","Cleveland, United States","Washington, United States","United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":92300,"max":166850,"currency":"USD","period":"year","gross":null,"usd_annual":166850},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Splunk","optional":false},{"name":"Wi-Fi","optional":false},{"name":"Zero Trust","optional":false},{"name":"Ansible","optional":true},{"name":"BGP","optional":true},{"name":"MPLS","optional":true},{"name":"OSPF","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-11-04T00:00:00Z","employer_posted_date":"2026-11-04","last_verified_at":"2026-11-07T03:45:27Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Leidos is seeking a highly skilled and experienced Network Engineer to support the Advanced Enterprise Global Information Technology Solutions (AEGIS) program and join a large engineering team responsible for evolving and sustaining the NASA Office of the Chief Information Officer (OCIO) Enterprise Corporate Network.\nThe selected candidate will provide senior-level technical expertise in the design, configuration, optimization, and troubleshooting of NASA's enterprise network infrastructure, with a primary focus on Wi-Fi technologies. This role requires advanced knowledge of Radio Frequency (RF) principles, wireless protocols, and Cisco wireless solutions to ensure optimal network performance, reliability, and security.\nThe Network Engineer will leverage enterprise management and security tools, including Cisco Catalyst Center for network management, Cisco Identity Services Engine (ISE) for access control, and Splunk for network monitoring and analysis. The ideal candidate will possess extensive knowledge of network technologies, security protocols, and hands-on experience with these tools to support NASA's Zero Trust Architecture (ZTA) objectives while maintaining a secure, reliable, and highly available network environment.\nWork Arrangement: This position currently offers a hybrid work arrangement; however, candidates must reside within 50 miles or a reasonable commuting distance of a NASA facility to meet customer onsite support requirements.\nAmes Research Center: Mountain View, CA\nArmstrong Flight Research Center: Edwards, CA\nGlenn Research Center: Cleveland, OH\nGoddard Space Flight Center: Greenbelt, MD\nNASA Headquarters: Washington, DC\nJohnson Space Center: Houston, TX\nKennedy Space Center: Merritt Island, FL\nLangley Research Center: Hampton, VA\nMarshall Space Flight Center: Huntsville, AL\nStennis Space Center: Bay St. Louis, MS\nWallops Flight Facility, Wallops Island, VA\nWhite Sands Complex: Las Cruces, NM\nPRIMARY RESPONSIBILITIES:\nLead the design, implementation, and optimization of complex Cisco Catalyst-based wireless architectures, including FlexConnect, Bridge Mode, and Fabric-Enabled Wireless (SD-Access Wireless), ensuring scalable, secure solutions aligned with NASA mission requirements.\nLead technical requirements gathering and collaborate with NASA customers, network architects, engineers, cybersecurity, and application teams to design and implement enterprise wireless solutions and network infrastructure enhancements.\nPerform advanced wireless RF analysis, predictive modeling, and site surveys using Ekahau to optimize access point placement, coverage, capacity, and performance across diverse environments, including office spaces, conference rooms, and outdoor locations.\nProvide technical leadership in the configuration, integration, and optimization of Cisco Identity Services Engine (ISE) to enforce Network Access Control (NAC) policies across wired and wireless environments.\nManage and optimize enterprise network configurations, inventory, and performance using Cisco Catalyst Center (formerly DNA Center/DNAC), and develop Splunk dashboards and alerts to monitor network performance, security events, and operational risks.\nLead advanced troubleshooting, root cause analysis, and resolution of complex network incidents and escalated customer-impacting issues to minimize downtime and ensure network stability.\nServe as a senior technical advisor to NASA Government customers, providing independent assessments, recommendations, and guidance on network operations, maintenance, modernization, and industry best practices.\nCollaborate with NASA customers and technical teams to plan and execute complex network infrastructure changes and modifications while maintaining operational continuity.\nDevelop and maintain comprehensive technical documentation, including network designs, configurations, operational procedures, troubleshooting guides, incident resolutions, and technical presentations.\nPerform additional duties as assigned.\nBASIC QUALIFICATIONS:\nBachelor's degree in Computer Science, Management Information Systems, Cybersecurity, or a related technical field. Additional years of experience in lieu of degree may be considered.\nMinimum of 10 years of combined experience in wireless LAN (WLAN) and wired LAN engineering within large-scale enterprise network environments.\nAdvanced knowledge of Wi-Fi technologies and IEEE 802.11 standards (a/b/g/n/ac/ax), with extensive experience designing, implementing, and optimizing Cisco wireless infrastructure, including access points, wireless LAN controllers, and management platforms such as Cisco Prime Infrastructure and Catalyst Center.\nDemonstrated expertise in wireless RF design, site surveys, and performance optimization using Ekahau, iBwave, AirMagnet, or comparable tools.\nAdvanced understanding of enterprise LAN architectures, including Power over Ethernet (PoE), three-tier network topologies, Software-Defined Access (SD-Access), Cisco routing and switching, multicast, and Quality of Service (QoS), including wireless QoS implementation.\nExtensive experience implementing and supporting Network Access Control (NAC) solutions using IEEE 802.1X authentication across wired and wireless environments.\nStrong analytical, troubleshooting, and problem-solving skills, with demonstrated ability to independently resolve complex enterprise network issues and recommend effective engineering solutions.\nExcellent written and verbal communication skills, with the ability to collaborate across technical teams, engage government customers, and communicate complex technical concepts effectively.\nCLEARANCE REQUIREMENTS:\nU.S. Citizenship is required.\nAbility to obtain and maintain a Public Trust.\nPREFERRED QUALIFICATIONS:\nExperience with Cisco Fabric-Enabled Wireless (SD-Access Wireless) architectures and deployments.\nProficiency with Splunk for network log management, analysis, and development of custom dashboards, alerts, and reports.\nAdvanced knowledge of networking protocols, including OSPF, BGP, MPLS, and IPSec.\nFamiliarity with Software-Defined WAN (SD-WAN) solutions and network automation tools, including Ansible and Terraform.\nDemonstrated ability to provide technical guidance and mentorship to other network engineers.\nRelevant industry certifications, including CWNA, CWDP, CWSP, CWNE, CCNP Enterprise (Wireless Design and/or Wireless Implementation specialization), or CCIE Enterprise Wireless. Additional certifications in network security and routing/switching are a plus.\nIf 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.\nOriginal Posting:\nNovember 4, 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.\nPay Range:\nPay Range $92,300.00 - $166,850.00The 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.","description_format":"text","description_chars":7611,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity","Hybrid work"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Defense Manufacturing","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-11-05T19:26:12Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 50 · green card filings: 24","filings_12m":50,"filings_prev_12m":58,"green_card_filings_12m":24,"median_offered_wage_usd":124257,"route":null,"cap_exempt":false,"checked_at":"2026-11-07T07:57:00+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":3,"expected_fill_days":28,"reasons":["conf:2","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-11-07T05:47:08Z"},"pay":{"stated_usd_annual":166850,"is_top_pay":true},"html_url":"https://alion.io/job/leidos-network-engineer-iii-3","json_url":"https://alion.io/job/leidos-network-engineer-iii-3.json","meta":{"generated_at":"2026-11-07T20:43:42Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":33080,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-08T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-network-engineer-iii-3"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fleidos-network-engineer-iii-3"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fleidos-network-engineer-iii-3"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/leidos-network-engineer-iii-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-network-engineer-iii-3"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3830767}},{"tool":"search_jobs","arguments":{"company":"leidos.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3830767},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}