{"id":2998554,"url":"https://alion.io/job/a1-bulgaria-windows-system-administrator","title":"Windows System Administrator","company":{"id":312367,"name":"A1 Bulgaria","domain":"a1.bg","url":"https://alion.io/company/a1-5","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sofia, Bulgaria"],"countries":["BG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":25000,"max_usd":69000,"period":"year","method":"role_country_seniority_unknown","sample_n":10},"experience_years_min":null,"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":"PKI","optional":false},{"name":"PowerShell","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-10-21T11:26:15Z","employer_posted_date":null,"last_verified_at":"2026-10-21T11:26:15Z","board_verified":false,"closed_at":null,"days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"Strength. Care. Growth\n\nDid you know that A1 Bulgaria is working on international projects as well?\n\nOur wide portfolio has long past the telecom services, and we are now offering digital solutions to millions of corporate, public, and private customers.\n\nState-of-the-art technology, the latest innovations, and extremely talented professionals in various areas help us deliver the best-in-class products, services, and customer experience.\n\nYou’ll know A1 Bulgaria is the right place for you if you are driven by:\n\nOpportunities to learn and build your career.\n\nMeaningful work in a stable and fast-paced company.\n\nDiversity of people, projects, and platforms.\n\nA supportive, fun, and inspiring place to work.\n\nWould you like to join us?\n\nHristo Popov is looking for a new team member.\n\nYour daily routine would include:\n\nManaging Microsoft Services with focus on AD Directory Services, DNS, DHCP, File, Print, AD Connect, Federation Services.\n\nEnsuring the operational adherence of the Service Level Agreements (SLA) and Quality Indicators (KPI) within a 24/7 Operation with on-call duty.\n\nWindows Server Integration – OS configuration and OS updates, Server Networking, Role and Feature installation, including cluster configuration and validation, SCCM agent installation, etc.\n\nIncident, Problem and Change management – resolving incident/service requests and alerts generated by SCOM.\n\nDeployment/Patching of operating system updates via System Center Configuration Manager (SCCM).\n\nWe’ll know you can make it if you have:\n\nIn-depth knowledge of MS Active Directory, Entra AD Connect, PKI, DNS, DHCP and hybrid cloud scenarios.\n\nIn-depth knowledge of authentication and single sign-on technologies and SAML, oAuth, Kerberos, LDAPs.\n\nGood working knowledge with MS AD Domain Service, Azure ATP.\n\nScripting experience with PowerShell & Scripts.\n\nExperience with User Management and with local and central logging as well as Group Policy Management.\n\nExperience with MS AD Federation Service/SSO/MFA, MS AD Certificate Service, MS Key Management Service, as well as MS DHCP, DNS, Print, File Services.\n\nOur gratitude for the job done will be eternal, but we’ll also offer you:\n\nInnovative technologies and platforms to “play” with.\n\nModern working environment for your comfort.\n\nFriendly, ambitious, and motivated teammates to support each other.\n\nThousands of online and in-person learning opportunities to grow.\n\nChallenging assignments and career development opportunities in multinational environment.\n\nAttractive remuneration package.\n\nFlexible working schedule and opportunity for home office;.\n\nNumerous additional goodies, including, but not limited to free A1 services, discounts, health insurance and services, sports center, childcare, team and family events, etc.\n\nNot sure yet? See us in action in our A1 Blog.\n\nSounds good? Apply now!\n\nOnly shortlisted candidates will be contacted.","description_format":"text","description_chars":2900,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Flexible schedule","Health insurance","Home office"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Mobile Networks","Broadband"],"lifecycle":[{"event":"open","at":"2026-10-21T11:26:15Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":27,"reasons":["seen:1","velocity","win:early"],"computed_at":"2026-10-23T05:54:15Z"},"pay":null,"html_url":"https://alion.io/job/a1-bulgaria-windows-system-administrator","json_url":"https://alion.io/job/a1-bulgaria-windows-system-administrator.json","meta":{"generated_at":"2026-10-23T14:37:46Z","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":21900,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-24T00:00:00Z"}},"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":312367},"rest":"https://alion.io/mcp/rest/get_company?id=312367"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fa1-bulgaria-windows-system-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%2Fa1-bulgaria-windows-system-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%2Fa1-bulgaria-windows-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/a1-bulgaria-windows-system-administrator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fa1-bulgaria-windows-system-administrator"}]}