{"id":4206169,"url":"https://alion.io/job/peraton-senior-linux-system-administrator","title":"Senior Linux System Administrator","company":{"id":722,"name":"Peraton","domain":"peraton.com","url":"https://alion.io/company/peraton","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":{"grade":"A","score":100,"open_postings":19,"ghost_share":0,"stale_share":0,"repost_share":0.053,"time_to_fill_p50_days":13,"computed_at":"2026-11-12T10:38:37Z"}},"role":"DevOps","role_family":"DevOps","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":["San Antonio, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":176000,"max":282000,"currency":"USD","period":"year","gross":null,"usd_annual":282000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Bash","optional":false},{"name":"Configuration Management","optional":false},{"name":"Hadoop","optional":false},{"name":"Linux","optional":false},{"name":"Puppet","optional":false},{"name":"Python","optional":false},{"name":"DoDAF","optional":true}],"status":"live","first_seen_at":"2026-11-12T23:44:01Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-12T23:44:01Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Peraton Overview\nPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.\nResponsibilities\nJob Description:\nWork hands-on with large-scale Hadoop and Accumulo clusters, helping maintain the stability, performance, and security of our cloud systems.\nYou’re a proactive, skilled Linux system administrator with a strong background in:Operational troubleshooting of cloud-based systems and large-scale distributed clusters\nTools such as Hadoop, Accumulo, and experience managing cloud infrastructure\nScripting and automation using Bash, Python, or other scripting languages\nConfiguration management with Puppet (or similar tools)\nYou understand that requirements can shift quickly and are ready to adapt in real time to global operational needs.\n\nResponsibilities will include:\nMonitoring and maintaining system health across distributed environments\nTroubleshooting hardware, software, and network issues\nSustaining and optimizing storage systems\nCollaborating with hardware, software, security, and infrastructure teams\nAutomating tasks and managing configurations using tools like Puppet, Bash, and Python\nProviding after-hours support as needed for mission-critical issues\nEnsuring compliance with system security requirements\nParticipating in system design and architecture discussions\nMaintaining system scripts, patching software, and managing user accounts\nKeeping accurate hardware and system inventories\nHighly Desired Skills:\nDesigning and implementing Service-Oriented Architecture (SOA) solutions\nDeveloping DoDAF-compliant architecture including, operational technical standards, and system/service views\nLeading end-to-end system trade analyses to optimize long-term system performance\nApplying models, simulations, and prototyping to manage risk and lower development costs\nManaging system configurations throughout lifecycle (hardware, software, and documentation)\nCreating design alternatives that factor in cost, complexity, reuse, risk, and scalability\nDeveloping and monitoring risk mitigation plans, including fallback strategies using EVM data\nSupporting Analysis of Alternatives (AoA) efforts with well-justified solution recommendations\nProviding technical leadership across the full system development lifecycle-from requirements gathering through integration and testing\nQualifications\nBasic Requirements:\nActive TS/SCI with Polygraph required\nTwenty (20) years of experience in planning and leading Systems Engineering efforts.\nBachelor’s degree in technical discipline from an accredited college or university is required\nFive (5) years of additional applicable professional experience may be substituted for a bachelor’s degree\nBenefits:Peraton offers enhanced benefits to employees supporting this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap, and eligibility to participate in an attractive bonus plan.\nTarget Salary Range\n$176,000 - $282,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.Benefits Statement\nPeraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits.\nApplication Statements\nThe application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity. Use of artificial intelligence (AI) tools of any kind during Peraton interviews is strictly prohibited unless the candidate has obtained prior written authorization. All interview responses must be the candidate’s own.EEO\nEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.","description_format":"text","description_chars":5421,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Parental leave"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","Information Security","Homeland Security","Systems Integrators"],"lifecycle":[{"event":"open","at":"2026-11-12T23:44:01Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"green card filings: 4","filings_12m":0,"filings_prev_12m":0,"green_card_filings_12m":4,"median_offered_wage_usd":167500,"route":null,"cap_exempt":false,"checked_at":"2026-11-12T07:36:15+00:00","sources":["US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":13,"reasons":["conf:3","win:early","comp:brand"],"computed_at":"2026-11-13T03:07:02Z"},"pay":{"stated_usd_annual":282000,"is_top_pay":true},"html_url":"https://alion.io/job/peraton-senior-linux-system-administrator","json_url":"https://alion.io/job/peraton-senior-linux-system-administrator.json","meta":{"generated_at":"2026-11-13T03:07:02Z","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":6547,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-14T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":722},"rest":"https://alion.io/mcp/rest/get_company?id=722"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fperaton-senior-linux-system-administrator"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"free","price":{"credits":0,"usd":0},"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%2Fperaton-senior-linux-system-administrator"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fperaton-senior-linux-system-administrator"},{"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/peraton-senior-linux-system-administrator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fperaton-senior-linux-system-administrator"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4206169}},{"tool":"search_jobs","arguments":{"company":"peraton.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4206169},"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. 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