{"id":4327047,"url":"https://alion.io/job/leidos-network-vulnerability-remediation-engineer-mid","title":"Network Vulnerability Remediation Engineer - Mid","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":339,"ghost_share":0.006,"stale_share":0.912,"repost_share":0.012,"time_to_fill_p50_days":27,"computed_at":"2026-11-14T05:58:10Z"}},"role":"Networking","role_family":"Networking","seniority":"middle","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":73450,"max":132775,"currency":"USD","period":"year","gross":null,"usd_annual":132775},"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BGP","optional":false},{"name":"Configuration Management","optional":false},{"name":"MPLS","optional":false},{"name":"VPN","optional":false},{"name":"Ansible","optional":true},{"name":"CI/CD","optional":true},{"name":"Git","optional":true},{"name":"GitLab CI","optional":true},{"name":"Puppet","optional":true},{"name":"Python","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-11-14T00:00:00Z","employer_posted_date":"2026-11-14","last_verified_at":"2026-11-15T01:46:27Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Network Vulnerability Remediation Engineer - Mid-Level\nProgram: Army Global Unified Network (AGUN)\nLocation: Remote | Up to 10% Travel, *Please be advised that during the interview, you will be required to keep your camera on, and your interviewer will be taking your picture for identification purposes, if an offer letter is extended to you.\nClearance Required: Active Secret\nCitizenship: U.S. Citizenship Required\nHelp Secure the U.S. Army's Global Network!\nLeidos has an immediate opening for a Mid-Level Network Vulnerability Remediation Engineer to support the Army Global Unified Network (AGUN) program.\nThis is an exciting opportunity to help protect, secure, and modernize the Army's global enterprise network, ensuring critical military communications remain reliable and mission-ready.\nIn this remote role, you'll focus on identifying, analyzing, and remediating security vulnerabilities across enterprise network devices. You'll work with network engineers, cybersecurity teams, and mission partners to implement security patches, configuration updates, and risk mitigation solutions.\nWe're looking for someone with strong hands-on network engineering experience, network security expertise, and the ability to resolve vulnerabilities without disrupting mission-critical operations.\nWhat You'll Do\nAnalyze and remediate security vulnerabilities affecting enterprise network devices and infrastructure.\nEvaluate vulnerability findings, vendor security updates, patches, and recommended mitigation strategies.\nDevelop, test, and implement security patches, configuration changes, and vulnerability remediation solutions.\nExecute approved network configuration changes and vendor updates through established ASI and change-management processes.\nSupport DoD security requirements, including STIG implementation and network hardening.\nCollaborate with Information Assurance teams and the AGUN Cybersecurity Service Provider (CSSP) to address security risks and maintain compliance.\nTroubleshoot network connectivity, performance, and security issues following remediation activities.\nPerform network device upgrades, patching, configuration management, and lifecycle maintenance.\nDevelop vulnerability assessments, patch/upgrade analyses, mitigation configurations, testing results, and production release plans.\nDocument remediation activities, implementation results, and ticket closure evidence.\nMaintain network configuration records, technical documentation, and operational procedures.\nWork independently on assigned engineering tasks while collaborating with senior engineers on complex issues.\nWhat We're Looking For\nActive DoD Secret security clearance and U.S. citizenship.\nBachelor's degree in a related technical field with 4-8 years of relevant experience, or approximately 8-12 years of relevant experience without a degree.\n DoD 8570/8140 IAT Level II certification (such as Security+) and an approved Computing Environment (CE) certification.\nHands-on experience with network device patching, firmware upgrades, configuration management, and vulnerability remediation.\nStrong knowledge of enterprise networking, including LAN/WAN, BGP, TCP/UDP, IPSec, VPNs, Layer 2/Layer 3 routing, MPLS, and firewalls.\nExperience with at least one network management platform, such as:Palo Alto PanoramaCisco PrimeCisco DNAJunos Space\nHands-on experience with at least two of the following:CiscoJuniperPalo AltoDell NetworkingRemote Access VPN (RAVPN)GlobalProtectAppGate\nExperience implementing DoD STIGs and network security hardening.\nFamiliarity with SFTP, SSH, SCP, SNMP, and NTP.\nAbility to troubleshoot and resolve moderately complex network issues.\nStrong communication, documentation, and customer-facing skills.\nAbility to work independently and collaborate with geographically dispersed technical teams.\nFlexibility to work nonstandard shifts when required.\nWillingness to travel up to 10%.\nPreferred Qualifications\nExperience supporting U.S. Army, DISA, or other DoD enterprise networks.\nCCNA, CCNP, or equivalent networking certification.\nExperience with network modernization, migration, or infrastructure transformation.\nHands-on experience with Cisco SD-WAN.\nExperience configuring or supporting Palo Alto Next-Generation Firewalls (NGFW).\nFamiliarity with virtualized network infrastructure.\nKnowledge of Git, GitLab CI/CD, Ansible, Terraform, or Puppet.\nBasic Python scripting experience for network automation.\nExperience supporting large, geographically dispersed enterprise networks.\nFamiliarity with DoD cybersecurity policies and compliance requirements.\nExperience creating network diagrams, configuration records, and technical documentation.\nWhy Join Leidos?\nAt Leidos, you'll have the opportunity to apply your network engineering and cybersecurity expertise to a mission that directly supports the U.S. Army's global operations.\nYou'll work alongside experienced network engineers and cybersecurity professionals, solve complex security challenges, and help protect critical military infrastructure.\nIf you're a cleared Network Engineer with hands-on vulnerability remediation, patching, and network security experience, we'd like to hear from you!\nJoin Leidos and help secure the Army's global network. Apply today!\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 14, 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 $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. 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