{"id":2864819,"url":"https://alion.io/job/clearedge-infrastructure-engineer-i","title":"Infrastructure Engineer I","company":{"id":6279,"name":"ClearEdge","domain":"clearedge.com","url":"https://alion.io/company/clearedge","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"B","score":77,"open_postings":27,"ghost_share":0.296,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":199,"computed_at":"2026-10-22T06:10:10Z"}},"role":"DevOps","role_family":"DevOps","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Annapolis Junction, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":97101,"max":138597,"currency":"USD","period":"year","gross":null,"usd_annual":138597},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"CMMC","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"TCP/IP","optional":false},{"name":"Windows","optional":false},{"name":"Linux","optional":true},{"name":"VMWare","optional":true}],"status":"live","first_seen_at":"2026-10-14T13:40:48Z","employer_posted_date":"2026-10-14","last_verified_at":"2026-10-22T18:05:05Z","board_verified":true,"closed_at":null,"days_open":8,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":7},"description":"Your Mission\nSupport and maintain ClearEdge’s secure IT environment, ensuring systems, networks, and user services remain reliable, available, and compliant with security requirements. You will perform hands-on systems administration, troubleshoot hardware and software issues, assist employees with technical support, and maintain the infrastructure that keeps daily operations running. This role is ideal for a cleared IT professional with a strong Windows and networking foundation who enjoys solving problems, supporting users, and maintaining a secure technology environment.\nYou Will Excel In This Role If You:\nHave a solid foundation in Windows systems administration, networking, and IT support\nEnjoy troubleshooting technical issues and helping users resolve hardware, software, and connectivity problems\nUnderstand the importance of security controls, account management, and secure IT operations\nAre comfortable supporting both infrastructure systems and day-to-day end-user technology needs\nTake initiative, follow established procedures, and maintain accurate technical documentation\nCommunicate effectively with users, technical teammates, and leadership\nCan manage multiple support requests and priorities while providing responsive, professional service\nA Day In The Life Of:\nAdminister and maintain Windows servers, workstations, user accounts, Active Directory, Group Policy, DNS, and DHCP\nProvide help desk and desktop support for hardware, software, account access, printing, and connectivity issues\nTroubleshoot network and infrastructure issues involving switches, firewalls, and enterprise connectivity\nInstall, configure, update, and maintain computer equipment, operating systems, applications, and peripherals\nSupport virtualization platforms, shared drives, file permissions, storage systems, and other corporate IT services\nMaintain security controls, access permissions, endpoint protection, system updates, and backups in accordance with company policies\nMonitor system availability and performance, investigate technical issues, and coordinate escalations when needed\nMaintain accurate records of support requests, system configurations, IT assets, and technical procedures\nAssist with infrastructure upgrades, equipment deployments, onboarding, offboarding, and other IT operational tasks\nFollow applicable security policies and compliance requirements, including relevant NIST and CMMC standards\nSupport occasional after-hours maintenance, upgrades, and major system updates to minimize disruption to business operations\nWhat We Are Expecting From You:\nBachelor’s degree in Information Systems, Computer Science, Information Technology, or a related technical field\nMinimum of three years of experience in systems administration, IT infrastructure, desktop support, or IT operations\nActive TS/SCI clearance with a polygraph\nCompTIA Security+ certification, or ability to obtain the certification within 90 days of starting\nExperience administering Windows systems, including Active Directory, Group Policy, user accounts, and file permissions\nWorking knowledge of networking fundamentals, including TCP/IP, DNS, DHCP, routing, switching, and wireless connectivity\nExperience troubleshooting hardware, software, operating system, and end-user technical issues\nFamiliarity with enterprise security practices, access controls, patching, endpoint protection, and system compliance\nStrong customer service, communication, organization, and problem-solving skills\nAbility to document technical issues, follow established procedures, and manage multiple priorities\nAvailability for occasional after-hours support during major system updates, maintenance, and infrastructure changes\nAvailability for occasional after-hours emergency support during unplanned system outages or system issues \nAbility to work full-time onsite\nNice To Haves:\nFamiliarity with Linux administration and command-line tools\nExperience with virtualization platforms such as VMware, ESXi, or vSphere\nExperience with firewalls, network monitoring, or network security technologies\nFamiliarity with network-attached storage, iSCSI, and shared file systems\nExperience supporting macOS devices in an enterprise environment\nFamiliarity with endpoint protection and anti-malware platforms\nExperience with telephony systems, printers, and 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