{"id":2591052,"url":"https://alion.io/job/tatitlek-senior-linuxunix-it-systems-administrator","title":"Senior Linux/Unix IT Systems Administrator","company":{"id":4423498,"name":"Tatitlek","domain":"tatitlek.com","url":"https://alion.io/company/tatitlek","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"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":"explicit","locations":["Dahlgren, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":100000,"max_usd":193000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1602},"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"DNS","optional":false},{"name":"Linux","optional":false},{"name":"Red Hat","optional":false},{"name":"Unix","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-10-15T05:58:04Z","employer_posted_date":"2026-10-15","last_verified_at":"2026-10-15T13:38:44Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Overview\nJob specifications are intended to present a descriptive list of the range of duties performed by employees. Specifications are not intended to reflect all duties performed within the job.\nSUMMARY:\nThe Senior Systems Administrator shall demonstrate experience in systems administration in the following operating systems: UNIX, Linux, or Windows. The specialized experience includes Linux system administration of Redhat and security setup and updates (IAVA's); UNIX system administration of Solaris, UNIX scripting, Thin Client, Sudo, IDM, NTFS, CIFS, DNS, RDP Client, and security setup and updates (IAVA's); Windows system administration of WSUS and third party solutions, GPOs Windows Server and Windows Workstations, Thin Clients (hardware/software), Networking and documentation creation/updates.\nESSENTIAL DUTIES AND RESPONSIBILITIES:\nPossess the ability to install, configure and maintain Operating Systems.\nManage the installation and integration of systems fixes, updates and enhancements Conduct testing, troubleshooting, performance optimization and maintenance of hardware and software systems.\nProvide support including end user assistance.\nPerform functions such as manage accounts, network rights, access to systems and equipment; maintain systems configuration and backups.\nCreate and maintain documentation, Standard Operating Procedures (SOP).\nCreate, monitor and maintain backups/restoration of systems and files.\nConduct research of new and upcoming technologies.\nProvide input for future systems and purchases.\nDemonstrate general knowledge of enterprise frameworks and methodologies.\nPossess the ability to communicate effectively both written and verbally.\nOther duties as assigned.\nREQUIREMENTS/QUALIFICATIONS:\nEducation and Experience:\nAt least 6 years of system administration experience.\nMust have a DOD Secret security clearance and have or be able to obtain an SSBI.\nAs per Department of Defense (DoD) Directive 8140.01, this position shall require Information Assurance Technicians (IAT) Level 2 certification; this includes both an Information Assurance (IA) certification and an Operating System (OS) certification.\nThe OS certification requirement will be for Unix/Linux or Windows depending on the position. The Senior Systems Administrator is required to maintain the DoD 8140.01 IAT Level 2 certification for the life of the contract.\nPHYSICAL REQUIREMENTS:\nThe physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.\nWhile performing the duties of this job, the employee is required to use fabrication tools; stand; walk; sit; use hands to finger, handle, or feel objects, tools or controls; reach with hands and arms; climb stairs; balance; stoop, kneel, crouch or crawl; talk or hear; taste or smell. The employee must occasionally lift and/or move up to 25 pounds. Specific vision abilities required by the job include close vision, distance vision, color vision, peripheral vision, depth perception, and the ability to adjust focus.\nWORK ENVIRONMENT:\nThe work environment characteristics described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is exposed to weather conditions prevalent at the time. The noise level in the work environment is usually moderate.\nSUPERVISORY RESPONSIBILITIES:\nNone.\nADDITIONAL QUALIFYING FACTORS:\nMust have the ability to obtain and maintain a security clearance. In addition, a satisfactory background screening, negative drug test, positive references and proof of identity and legal authorization to work in the United States and for TTO are required. May require occasional travel.\nAs an equal opportunity employer, The Tatitlek Corporation recognizes that our strength lies in our people. Discrimination and all unlawful harassment, including sexual harassment, in employment is not tolerated. We encourage success based on our individual merits and abilities without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability, marital status, citizenship status, military status, protected Veteran’s status, or employment.\nBENEFITS:\nFor more information please visit:https://careers-tatitlek.icims.com/\nSalary\n$64/hourly","description_format":"text","description_chars":4619,"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":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-15T05:58:04Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":23,"reasons":["conf:0","win:early","comp:brand"],"computed_at":"2026-10-15T14:30:48Z"},"pay":null,"html_url":"https://alion.io/job/tatitlek-senior-linuxunix-it-systems-administrator","json_url":"https://alion.io/job/tatitlek-senior-linuxunix-it-systems-administrator.json","meta":{"generated_at":"2026-10-15T14:30:48Z","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":22191,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"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":4423498},"rest":"https://alion.io/mcp/rest/get_company?id=4423498"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftatitlek-senior-linuxunix-it-systems-administrator"},{"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%2Ftatitlek-senior-linuxunix-it-systems-administrator"},{"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%2Ftatitlek-senior-linuxunix-it-systems-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/tatitlek-senior-linuxunix-it-systems-administrator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftatitlek-senior-linuxunix-it-systems-administrator"}]}