{"id":2473886,"url":"https://alion.io/job/atr-network-security-engineer","title":"Network Security Engineer","company":{"id":2572760,"name":"ATR","domain":"atr.com","url":"https://alion.io/company/atr-com","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":{"grade":"C","score":65,"open_postings":122,"ghost_share":0.59,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-14T06:34:16Z"}},"role":"Security","role_family":"Security","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":["United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":113000,"max_usd":220000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1121},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-02-16T22:31:10Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-14T11:57:33Z","board_verified":true,"closed_at":null,"days_open":239,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":239},"description":"Job Title: Sr. Network Security Engineer\nLocation: Alexandria, VA - Hybrid Remote\nEligibility: Candidate must be eligible to be employed in the United States\nJob Description:\nAdvance your career while impacting our national security in cyber as a\nSr. Network Security Engineer. Here, technologists have many paths to\ngrow a meaningful career supporting cyber missions and operations across\nthe federal government.\nMEANINGFUL WORK AND PERSONAL IMPACT\nAs a Network Security Engineer Senior, the work you’ll do will be\nimpactful to the mission of the customer.\nResponsibilities:\nLead the design, configuration, and deployment of Cisco Identity\nServices Engine (ISE) for network access control.\nManage and implement network access policies using Cisco Secure Client\nand Microsoft native supplicants for both wired and wireless\nauthentication.\nTest and deploy posture assessment for endpoints to ensure compliance\nwith security policies.\nTroubleshoot and resolve network access issues related to 802.1X\nauthentication and posture assessment.\nConfigure and manage network devices to enforce access control\npolicies.\nWork closely with the network and security teams to ensure seamless\nintegration of network access control solutions.\nDevelop and maintain detailed documentation of configurations,\nprocesses, and procedures.\nProvide training and knowledge transfer to internal teams as needed.\nStay up-to-date with the latest industry trends and technologies\nrelated to network access control and security.\nQualifications:\nWHAT YOU’LL NEED TO SUCCEED\nBring your network security expertise and drive for innovation. The\nNetwork Security Engineer Senior must have:\nBachelor’s degree in Computer Science, Information Technology, or a\nrelated field.\nMinimum of 5 years of experience in network engineering and security,\nwith a focus on network access control.\nExpertise in configuring and managing Cisco Identity Services Engine\n(ISE).\nProficiency in using Cisco Secure Client and Microsoft native\nsupplicants for 802.1X authentication.\nExperience with both wired and wireless network authentication and\nposture assessment.\nStrong understanding of network security principles and best\npractices.\nExcellent troubleshooting and problem-solving skills.\nStrong communication and documentation skills.\nRelevant certifications (e.g., CCNP, CCIE, JNCIP, JNCIE or other Cisco\nand Juniper security certifications) are preferred.\nPreferred Skills:\nExperience with other network access control solutions.\nFamiliarity with endpoint security and compliance management.\nKnowledge of scripting and automation tools.\nExperience with Riverbed Profiler and analyzing NetFlow data is a\nplus.","description_format":"text","description_chars":2660,"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":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Network Security","Government"],"lifecycle":[{"event":"open","at":"2026-10-13T20:44:47Z"}],"visa":[],"liveness":{"score":2,"band":"cold","label":"Long shot","p_open":1,"p_active":0.077,"p_room":0.28,"age_days":239,"expected_fill_days":23,"reasons":["conf:5","agency","stale_co","ghost","win:tail","crowd:brand"],"computed_at":"2026-10-14T06:34:16Z"},"pay":null,"html_url":"https://alion.io/job/atr-network-security-engineer","json_url":"https://alion.io/job/atr-network-security-engineer.json","meta":{"generated_at":"2026-10-14T14:04:42Z","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":17232,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-15T00:00:00Z"}},"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":2572760},"rest":"https://alion.io/mcp/rest/get_company?id=2572760"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fatr-network-security-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%2Fatr-network-security-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%2Fatr-network-security-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/atr-network-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fatr-network-security-engineer"}]}