{"id":1403904,"url":"https://alion.io/job/general-dynamics-mission-systems-network-administrator","title":"Network Administrator","company":{"id":1836162,"name":"General Dynamics Mission Systems","domain":"gdmissionsystems.com","url":"https://alion.io/company/gdmissionsystems-com","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"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":["Scottsdale, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":101357,"max":109672,"currency":"USD","period":"year","gross":null,"usd_annual":109672},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-09-28T17:00:00Z","employer_posted_date":"2026-09-28","last_verified_at":"2026-10-12T09:03:49Z","board_verified":true,"closed_at":null,"days_open":13,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":13},"description":"Basic Qualifications\nEducation Requirements:\nBachelor's degree in computer science or related field; or equivalent relevant experience is required, plus a minimum of 5 years of relevant experience; or Master's degree plus a minimum of 3 years of relevant experience.\nClearance Requirements: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.\nResponsibilities for this Position\nOur environments support more than 100 contracts across approximately 50 programs and 12 distributed sites, with additional sites planned. The successful candidate will work closely with the existing Network Administrator, cross-train across classified and CUI network environments, and develop independent operational capability within approximately three to six months.\nThis is a hands-on, on-site role supporting secure, air-gapped network infrastructure. The position requires sound technical judgment, disciplined change-control execution, and close coordination with Information Assurance, program teams, vendors, carriers, and site personnel.\nKey Responsibilities\nAdminister, maintain, and troubleshoot classified network infrastructure, including switches, firewalls, TACLANEs, circuits, and related equipment.\nPerform switch and firewall configuration changes in accordance with approved change-management and security processes.\nConfigure, maintain, troubleshoot, and coordinate keying activities for TACLANE devices.\nMonitor network health, respond to alerts, investigate incidents, and restore service during outages or degraded conditions.\nSupport network patching, vulnerability remediation, configuration compliance, and technical-debt reduction efforts.\nAssist with classified network deployments, site expansions, program on-boarding, and infrastructure refresh activities.\nCoordinate with circuit providers, carriers, vendors, site personnel, and internal stakeholders to resolve connectivity and infrastructure issues.\nCreate and maintain accurate network documentation, asset records, configuration records, diagrams, and operating procedures.\nSupport audit preparation, evidence collection, inspection activities, and compliance requirements.\nCoordinate with the Information Assurance team to support System Security Plan (SSP), Authorization to Operate (ATO), and related cybersecurity requirements.\nAssist with the transition to the future eWAN architecture and support progress toward the January 2027 ATO target.\nCross-train across classified and CUI network environments to provide resilient backup coverage.\nParticipate in occasional on-call support and travel to distributed sites as operational needs require.\nRequired Qualifications\nBachelor’s degree in Information Technology, Computer Science, Engineering, or a related field; or equivalent combination of education, technical training, certifications, and relevant experience.\nCurrent Security+ certification.\nCurrent CCNA certification.\n Secret security clearance required\nBasic hands-on understanding of Cisco switching and routing environments, including:VLANs\nIP subnetting\nRouting protocols\nSwitch port configurations\n\nFundamental understanding of the OSI model and structured network troubleshooting methods.\nWorking knowledge of firewall concepts and network security principles.\nAbility to follow established procedures, manage configuration changes carefully, document work accurately, and operate effectively in a controlled classified environment.\nStrong communication and collaboration skills, including the ability to coordinate with technical teams, Information Assurance personnel, vendors, carriers, and program stakeholders.\nAbility to work 100% on-site in Scottsdale, Arizona.\nPreferred Qualifications\nExperience supporting classified, restricted, air-gapped, or Department of Defense network environments.\nExperience with Cisco ISE, 802.1X, and Cisco Catalyst Center.\nDirect experience with Cisco Firepower Threat Defense (FTD) and/or Palo Alto firewalls.\nExperience configuring, operating, or troubleshooting TACLANE encryptors.\nKnowledge of DoD Security Technical Implementation Guides (STIGs) and their practical application.\nExperience supporting RMF, SSP, ATO, audit, inspection, or other Information Assurance activities.\nExperience with network monitoring tools, alert response, incident restoration, and vulnerability remediation.\nExperience supporting multi-site networks, circuit coordination, vendor management, and infrastructure deployments.\nSalary Note\nThis estimate represents the typical salary range for this position based on experience and other factors (geographic location, etc.). Actual pay may vary. This job posting will remain open until the position is filled.Combined Salary Range\nUSD $101,357.00 - USD $109,672.00 /Yr.Company Overview\nGeneral Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. With a global team of 12,000+ top professionals, we partner with the best in industry to expand the bounds of innovation in the defense and scientific arenas. Given the nature of our work and who we are, we value trust, honesty, alignment and transparency. We offer highly competitive benefits and pride ourselves in being a great place to work with a shared sense of purpose. You will also enjoy a flexible work environment where contributions are recognized and rewarded. If who we are and what we do resonates with you, we invite you to join our high-performance team!\nEqual Opportunity Employer / Individuals with Disabilities / Protected Veterans","description_format":"text","description_chars":5875,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Flexible schedule"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Military","National Security","Defense Manufacturing"],"lifecycle":[{"event":"open","at":"2026-09-28T17:00:00Z"}],"visa":[],"liveness":{"score":31,"band":"fade","label":"Fading","p_open":1,"p_active":0.697,"p_room":0.45,"age_days":13,"expected_fill_days":8,"reasons":["conf:3","velocity","win:tail","comp:brand"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":109672,"is_top_pay":false},"html_url":"https://alion.io/job/general-dynamics-mission-systems-network-administrator","json_url":"https://alion.io/job/general-dynamics-mission-systems-network-administrator.json","meta":{"generated_at":"2026-10-12T15:31:16Z","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":24338,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":1836162},"rest":"https://alion.io/mcp/rest/get_company?id=1836162"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgeneral-dynamics-mission-systems-network-administrator"},{"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%2Fgeneral-dynamics-mission-systems-network-administrator"},{"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%2Fgeneral-dynamics-mission-systems-network-administrator"},{"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/general-dynamics-mission-systems-network-administrator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgeneral-dynamics-mission-systems-network-administrator"}]}