{"id":1740930,"url":"https://alion.io/job/sosi-systems-administrator","title":"Systems Administrator","company":{"id":5998,"name":"SOSi","domain":"sosi.com","url":"https://alion.io/company/sosi","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"C","score":58,"open_postings":214,"ghost_share":0.696,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":29,"computed_at":"2026-10-15T05:46:00Z"}},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Joint Base Pearl Harbor Hickam, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":110290,"max":148891,"currency":"USD","period":"year","gross":null,"usd_annual":148891},"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Azure","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Hyper-V","optional":false},{"name":"Linux","optional":false},{"name":"SharePoint","optional":false},{"name":"SQL","optional":false},{"name":"VMWare","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false},{"name":"ITIL","optional":true},{"name":"Jira","optional":true},{"name":"Red Hat","optional":true},{"name":"ServiceNow","optional":true}],"status":"live","first_seen_at":"2026-10-01T19:12:09Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-15T06:42:11Z","board_verified":true,"closed_at":null,"days_open":13,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":13},"description":"Founded in 1989 and headquartered in Reston, Virginia, SOSi is a private defense and government solutions business specializing in advanced technology systems and mission support. Its capabilities include data science, software development, network engineering, intelligence, surveillance, and reconnaissance (ISR), and logistics.\n SOSi is seeking a Systems Administrator to join our team in Joint Base Pearl Harbor Hickam, Honolulu, Hawaii. As a Systems Administrator, you'll play a vital role in maintaining and supporting system operation, maintenance, and security, ensuring DoD compliance. Our team, based in Honolulu, Hawaii, creates, manages, and supports IT solutions for USINDOPACOM, its mission and its 5,000+ customers throughout the Pacific theater. Our team solves challenging technical problems that enable USINDOPACOM to realize critical and time sensitive C2 strategies.\nEssential Job Duties\nAs a Systems Administrator at SOSi, you will work within the Systems Operations team to provide essential support within the USINDOPACOM Area-of-Responsibility (AOR). Your role includes installing, updating and monitoring server and hosted applications including network-attached clients, user/service accounts and related component systems in a virtual infrastructure. You will provide Tier-2 support to systems-related issues and are responsible for securing, modifying and troubleshooting aforementioned IT systems and related components, in accordance with change control processes.\nProactively monitors server environment, measures performance, and reports operational status.\nTroubleshoots, researches and resolves issues with server systems and related components.\nResponds to server-infrastructure incidents and related core-services.\nInputs updates to incident and service request tickets accurately and in a timely manner. Investigates and documents root-cause.\nCoordinates and communicates with internal and external teams, including users and partners.\nSecures solution components according to Department of Defense (DoD) guidelines.\nDevelops and updates systems documentation (e.g., systems administration of new/current/legacy technologies) in addition to DoD accreditation requirements.\nProvides guidance/training to administrators, staff and end-users on assigned systems.\nProvides status updates and briefings to management and Government customer(s), as required; completes activity reports in accordance with contract requirements.\nAbility to effectively research and collaborate with team members in troubleshooting, upgrading, or installing services.\nSkilled in leveraging team expertise to address complex technical issues, streamline installation processes, and implement upgrades that enhance service performance and reliability.\nEnsures compliance of custody and ownership of Government equipment and related components.\nAssists with life cycle of IT equipment: receiving, inventory, reporting and disposal.\nParticipates in related solution technologies and special projects, as required.\n Minimum Requirements\nActive in-scope SECRET clearance.\nDoD 8570 IAT-II compliant (e.g., Security+ CE, CASP+, CND, SSCP).\nServer Administration (Microsoft or Linux+) certification at hire.\n6+ years of experience in systems administration, security operations or enterprise IT service center operations.\nExtended knowledge of modern operating systems (e.g., Windows, Linux) and related security configuration.\nComprehensive knowledge of the principles, methods, and techniques used in IT systems administration, troubleshooting and support with emphasis on Microsoft Windows Server technologies including Active Directory (Domain Controllers, User/Group Accounts, Computer Objects, GPO’s), DNS, DHCP, File/Print, Exchange, SharePoint, SQL Server, WSUS.\nExperienced in implementing and supporting Virtual Desktop Infrastructure (VDI)/Virtual Environments and solutions (e.g., Citrix, VMware, Azure Cloud/Hyper-V, Nutanix AHV).\nKnowledge of system security best practices and compliance standards including government Secure Technical Implementation Guidelines (STIGs).\nFamiliarity with HCI, authentication protocols and C2 applications.\nAbility to work in a fast-paced environment, adapt to changing requirements, and effectively communicate with POCs and customers.\nAble to support 24/7 operations (including support to exercises), when necessary.\nAble to follow instructions and work both independently and in a (distributed) team environment.\nPreferred Qualifications\nMicrosoft Certified: Windows Server Hybrid Administrator or Red Hat Certified Systems Administrator (RHCSA).\nRelevant IT Certification (e.g., Citrix, Dell, HP, ITIL, Microsoft, Nutanix, VMware).\nWell-versed in Department of Defense (DoD) protocols, procedures, and regulations.\nFamiliar with operating in classified environments.\nPrior Help Desk/software experience (e.g., Jira, Remedy, ServiceNow).\nAwareness or experience in ITIL framework and ITIL best practices.\n Work Environment\nFast-paced and deadline-oriented work environment.\nPotential for non-traditional working hours, including consecutive nights and weekends.\nOccasional travel to locations within the supported Area-of-Responsibility (AOR).\n Working at SOSi\nAll interested individuals will receive consideration and will not be discriminated against for any reason.","description_format":"text","description_chars":5321,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Infrastructure & Networking Services","Military 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