{"id":3390509,"url":"https://alion.io/job/amentum-system-administrator-staff","title":"System Administrator- Staff","company":{"id":14861,"name":"Amentum","domain":"amentum.com","url":"https://alion.io/company/amentum","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":111,"ghost_share":0,"stale_share":0.964,"repost_share":0,"time_to_fill_p50_days":16,"computed_at":"2026-10-29T05:49:05Z"}},"role":"DevOps","role_family":"DevOps","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warrenton, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":125000,"max":150000,"currency":"USD","period":"year","gross":null,"usd_annual":150000},"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Active Directory","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Hyper-V","optional":false},{"name":"Microsoft Office","optional":false},{"name":"Outlook","optional":false},{"name":"PowerShell","optional":false},{"name":"SharePoint","optional":false},{"name":"VLAN","optional":false},{"name":"VMWare","optional":false},{"name":"Wi-Fi","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false},{"name":"ITIL","optional":true},{"name":"ServiceNow","optional":true}],"status":"live","first_seen_at":"2026-09-29T00:00:00Z","employer_posted_date":"2026-09-29","last_verified_at":"2026-10-29T08:35:58Z","board_verified":true,"closed_at":null,"days_open":30,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":30},"description":"Purpose and Impact:\nIn support of a challenging, critical, and rewarding program that provides integrated voice, video, and data services throughout the Information Technology lifecycle, Amentum is seeking a Staff System Administrator to join our dynamic team of IT professionals dedicated to fostering a positive and collaborative work environment. You must be a critical thinker, have a strong work ethic, and be able to work independently or as a member of a team in a dynamic environment. We value candidates who are detail-oriented while also being able to think and react quickly to emerging and unique problem sets. To be successful, you must be able to rapidly adapt and learn how to operate the front and back end of new products and processes.\nWork Schedule: 5 Days (Mon - Fri); 8 hrs/Day; 40 hrs/wkly\nEssential Responsibilities:\nThe duties and responsibilities of the Staff System Administrator include, but are not limited to the following:\nAdminister and maintain Windows server environments, including Active Directory, DNS, DHCP, and Group Policy\nManage and support virtualization platforms such as VMware and/or Hyper-V\nMonitor system performance, review security logs, and apply critical updates and patches\nImplement robust backup strategies and disaster recover solutions\nEnsure systems comply with organizational policies and security standards\nManage IP address allocation, subnetting, and VLAN configurations\nCollaborate with network engineers to diagnose and resolve LAN, WAN, and Wi-Fi connectivity issues\nMonitor critical network services like DNS and DHCP to ensure consistent system functionality\nAssist in reviewing firewall rules to support secure access to Windows servers\nContribute to the planning and deployment of VPNs, remote access solutions, and network segmentation strategies\nTroubleshoot shared infrastructure issues, including domain name resolution and authentication failures\nServe as a primary point of contact for customer issues by diagnosing, resolving, and tracking problems. Manage and maintain customer accounts, including establishment, updates, and repairs, while identifying opportunities to improve customer service processes.\nProvide responsive, multi-channel support (via email, phone, and remote access) to end-users, delivering timely troubleshooting and problem resolution. Ensure high-quality customer experience through consistent and effective communication.\nRespond to service requests and oversee the lifecycle tracking, documentation, and reporting of network systems and hardware assets. Ensure compliance with disposal protocols, including the secure destruction of sensitive materials.\nUtilize industry-standard tools to deliver remote support for desktop and peripheral devices, efficiently resolving technical issues while minimizing system downtime\nMaintain accurate records of technical incidents and service requests, escalating complex or unresolved issues according to established escalation procedures and organizational policies \nAdminister enterprise software deployments using tools such as Microsoft Endpoint Configuration Manager (MECM), ensuring streamlined, secure, and automated application rollouts across all relevant systems\nProvide training and guidance to end-users to enhance technology adoption and efficiency. Regularly communicate key updates, insights, and technical recommendations to senior leadership to support informed decision-making\nContinuously research and evaluate emerging technologies, tools, and best practices to maintain current expertise and ensure the organization benefits from up-to-date knowledge in relevant IT domains\nActively participate in cross-functional and special projects, bringing technical insight and operational support to ensure successful outcomes aligned with organizational objectives\nMinimum Requirements (Knowledge, Skills, and Abilities):\nMust have active Top-Secret clearance with SCI or TS with the ability to acquire SCI \nMinimum 4 years of relevant Information Technology Experience \nProven independence in executing projects aligned with executive directives\nDemonstrated experience administering enterprise software deployments using tools such as Microsoft Endpoint Configuration Manager (MECM)\nPossesses hands-on experience with enterprise technologies, including Windows Server 2019, Citrix Virtual Desktop, VMware ESXi, Active Directory, DHCP, and Service Accounts\nStrong command of Group Policy for centralized management of user and computer settings across the domain\nSkilled in using PowerShell to automate administrative tasks and enhance system management efficiency\nHands-on experience in VMware (vCenter, vSAN) and Nutanix Hyperconverged Infrastructure, including architecture, deployment, and the use of integrated management tools for efficient data center operations\nSolid understanding of networking principles, protocols, and configuration best practices to ensure secure, reliable, and high-performing IT environments\nDemonstrated experience implementing and managing data protection strategies and disaster recovery solutions to ensure business continuity and data integrity\nProven track record of identifying and recommending technology solutions that enhance customer satisfaction, support mission objectives, and drive operational improvements\nMust be able to work a 40-hour work week, normally Monday through Friday \nAbility to work overtime during critical peaks and be available to meet last-minute requests for overtime if needed \nAbility to travel (25-40%) inside the continental United States\nFamiliarity with MS Office applications such as Excel, Word, Outlook, SharePoint, Project and Visio \nExceptional attention to detail; excellent verbal and written communication skills; strong critical thinking, organizational, time-management, and problem-solving skills\nAbility to work both independently and as part of a team in a dynamic environment\nSecurity Clearance Required:\nMust have active Top-Secret clearance with SCI or TS with the ability to acquire SCI\nMinimum Education:\nHigh School Diploma\nMinimum Years of Experience:\n4 years of relevant experience\nRequired Certifications:\nMust possess or be able to obtain one of the following 8140 IAT Level II or III baseline certifications before start date:\nLevel II certs include - CCNA Security, GISCP, GSEC, Security+ CE, SSCP\nLevel III certs include - CASP CE, CCNP Security, CISA, CISSP (or Associate), GCED, GCIH\nPreferred Qualifications:\nBachelor’s degree in IT related field\n4 - 8 years of relevant experience\nITIL v4 Certification\nServiceNow experience\nExperience with installation and configuration of enterprise network and systems infrastructure devices, cabling, and operational best practices\nUnderstanding of Active Directory, MECM, DHCP, DNS, Cisco IOS, SolarWinds, and Remedy\nundefined\n#javelin #jointhepack #servicenow #mecm # #activedirectory #solarwinds #systemadmin\nThis position is not designated as a safety sensitive position.\nAs part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process. Please note that this may include pre-hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.\nOther Responsibilities:\nSafety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.\nQuality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.\nProcedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.\nCompensation Details:\n$125,000 - $150,000The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.\nBenefits Overview:\nOur health and welfare benefits are designed to support you and your priorities. Offerings include:\nHealth, dental, and vision insurance\n\nPaid time off and holidays\n\nRetirement benefits (including 401(k) matching)\n\nEducational reimbursement\n\nParental leave\n\nEmployee stock purchase plan\n\nTax-saving options\n\nDisability and life insurance\n\nPet insurance\n\nNote: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.\nOriginal Posting:\n09/29/2026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.\nAmentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.","description_format":"text","description_chars":10956,"description_truncated":false,"requirements":{"experience_years_min":4,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"high_school","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity","Life insurance","Parental leave","Vision insurance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Military Logistics","Business Process Outsourcing (BPO)","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-28T09:47:30Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 2","filings_12m":2,"filings_prev_12m":3,"green_card_filings_12m":0,"median_offered_wage_usd":122500,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":1}],"liveness":{"score":23,"band":"cold","label":"Long shot","p_open":1,"p_active":0.507,"p_room":0.45,"age_days":30,"expected_fill_days":16,"reasons":["conf:2","stale_co","velocity","win:tail","comp:brand"],"computed_at":"2026-10-29T05:49:05Z"},"pay":{"stated_usd_annual":150000,"is_top_pay":false},"html_url":"https://alion.io/job/amentum-system-administrator-staff","json_url":"https://alion.io/job/amentum-system-administrator-staff.json","meta":{"generated_at":"2026-10-29T10:07:54Z","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":15254,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":14861},"rest":"https://alion.io/mcp/rest/get_company?id=14861"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Famentum-system-administrator-staff"},{"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%2Famentum-system-administrator-staff"},{"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%2Famentum-system-administrator-staff"},{"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/amentum-system-administrator-staff\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Famentum-system-administrator-staff"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3390509}},{"tool":"search_jobs","arguments":{"company":"amentum.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3390509},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}