{"id":1610282,"url":"https://alion.io/job/l3harris-technologies-network-plan-engineer","title":"Network Plan Engineer","company":{"id":177017,"name":"L3Harris Technologies","domain":"l3harris.com","url":"https://alion.io/company/l3harris-technologies","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":100,"open_postings":16,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":16,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Dahlgren, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":88500,"max":164500,"currency":"USD","period":"year","gross":null,"usd_annual":164500},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BGP","optional":false},{"name":"OSPF","optional":false},{"name":"Zero Trust","optional":false}],"status":"live","first_seen_at":"2026-09-10T07:00:00Z","employer_posted_date":"2026-09-10","last_verified_at":"2026-10-13T08:33:18Z","board_verified":true,"closed_at":null,"days_open":33,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":33},"description":"Job Title: Network Plan Engineer\nJob Code: 42632\nJob Location: Dahlgren, VA\nJob Schedule: 9/80 (Every other Friday off)\nJob Description:\nAs the premier provider of Space Domain Awareness (SDA) mission solutions for the United States Space Force, L3Harris is seeking an experienced Network Engineer to join our team. The ideal candidate will have strong experience in designing, operating, troubleshooting, and securing enterprise networks, with particular expertise in Juniper, Cisco, Palo Alto, automation, and compliance. This role requires a highly capable engineer who can serve as a technical lead for local network modernization, resolve advanced Layer 2/Layer 3 issues, support Zero Trust initiatives, maintain DISA STIG compliance, and execute changes in high-availability environments with minimal or no downtime. This position is onsite at Naval Support Facility Dahlgren, VA.\nEssential Functions:\nDesign, implement, maintain, and troubleshoot enterprise network infrastructure across classified and unclassified environments\nAdminister and optimize network deployments\nSupport routing and switching operations, including BGP, OSPF, VLANs, STP, and enterprise segmentation\nPerform advanced root cause analysis and resolution of complex network incidents affecting mission-critical operations\nPlan and execute network upgrades, patching, and lifecycle refresh efforts with minimal operational impact\nDevelop and maintain network diagrams, SOPs, TTPs, implementation plans, and technical documentation\nAutomate network configuration, compliance, and deployment tasks using scripting and templating tools\nImplement and maintain DISA STIG-compliant network configurations across enterprise devices\nSupport Zero Trust Architecture (ZTA) initiatives through posture assessment, profiling, policy enforcement, and access control\nManage enterprise-scale switch provisioning and configuration standardization efforts\nMonitor network health, availability, and performance using enterprise management tools\nProvide technical guidance and escalation support to junior engineers and technicians\nCoordinate with cybersecurity, systems, COMSEC, and external organizations to support network changes and vulnerability remediation\nDeliver technical briefings and status updates to leadership and stakeholders\nSupport after-hours maintenance windows and on-call response for mission-critical outages, as needed\nUp to 10% travel may be required\nQualifications:\nMust have an active Top Secret Clearance with ability to obtain SCI access within 6 months of hire\nBachelor’s Degree in Network Engineering, Information Technology, Cybersecurity, or a related field and a minimum of 4 years of prior relevant experience; Or, Graduate Degree and a minimum of 2 years of prior related experience; Or, in lieu of a degree, a minimum of 8 years of prior related experience\n6+ years of experience supporting enterprise network infrastructure in a DoD, federal, or similarly regulated environment\nStrong hands-on experience configuring, maintaining, troubleshooting, and supporting lifecycle management for Juniper and Cisco network devices\nExperience applying and maintaining DISA STIG compliance across network devices\nExperience leading technical training, mentoring junior staff, or serving as a team SME\nExperience with network automation using scripting, templates, or similar tools\nPreferred Additional Skills:\nAbility to troubleshoot complex network issues across multi-site or large-scale environments\nExperience producing technical documentation, including diagrams, SOPs, and engineering procedures\nAbility to work independently and collaboratively in operationally sensitive, mission-critical environments\nExperience with multi-vendor network fabric management using Apstra Data Center Director for provisioning, visibility, automation, and lifecycle management\nHands-on experience troubleshooting on-premises and off-premises fiber optic infrastructure, including fiber patching, light-level verification, and circuit handoff coordination with DISA and/or other government and commercial entities\nExperience implementing Zero Trust Architecture using Cisco ISE or similar technologies\nExperience configuring Arista and Dell network devices\nExperience supporting large-scale enterprise environments with thousands of endpoints and hundreds of network devices\nExperience performing zero-downtime upgrades in high-availability environments\nExperience with enterprise monitoring and management platforms such as SolarWinds\nExperience supporting classified network environments\nHands-on experience installing, configuring, managing, and troubleshooting ViaSat and GDMS Type 1 encryptors, including COMSEC/keying coordination\nExperience coordinating with multiple internal and external organizations before, during, and after planned network changes, emergency remediation, and mission-critical maintenance windows\nExperience submitting vendor support cases for immediate resolution\nExperience with network audits, IP space analysis, and address management\nFamiliarity with PL1 or similarly controlled facilities\nActive Security+ CE Certification\nIn compliance with pay transparency requirements, the salary range for this role in Virginia (Greater D.C. area) is $88,500-$164,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.","description_format":"text","description_chars":5813,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Education assistance","Parental leave"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Government","Military","Science & Engineering","National Security"],"lifecycle":[{"event":"open","at":"2026-10-01T20:13:16Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 5","filings_12m":5,"filings_prev_12m":7,"green_card_filings_12m":0,"median_offered_wage_usd":107500,"route":null,"cap_exempt":false,"checked_at":"2026-10-03T21:08:04+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":1}],"liveness":{"score":21,"band":"cold","label":"Long shot","p_open":1,"p_active":0.59,"p_room":0.35,"age_days":32,"expected_fill_days":16,"reasons":["conf:1","velocity","win:tail","comp:brand"],"computed_at":"2026-10-13T05:45:00Z"},"pay":{"stated_usd_annual":164500,"is_top_pay":true},"html_url":"https://alion.io/job/l3harris-technologies-network-plan-engineer","json_url":"https://alion.io/job/l3harris-technologies-network-plan-engineer.json","meta":{"generated_at":"2026-10-13T09:39:09Z","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":14655,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":177017},"rest":"https://alion.io/mcp/rest/get_company?id=177017"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fl3harris-technologies-network-plan-engineer"},{"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%2Fl3harris-technologies-network-plan-engineer"},{"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%2Fl3harris-technologies-network-plan-engineer"},{"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/l3harris-technologies-network-plan-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fl3harris-technologies-network-plan-engineer"}]}