{"id":2600792,"url":"https://alion.io/job/quantade-it-system-administrator-mfd-with-a-focus-on-security-networking-hybrid","title":"IT System Administrator (m/f/d) with a Focus on Security & Networking - Hybrid","company":{"id":4416713,"name":"QCG Computer","domain":"quantade.com","url":"https://alion.io/company/quantade","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Personio","truth_index":{"grade":"C","score":66,"open_postings":21,"ghost_share":0.571,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-11-03T05:54:40Z"}},"role":"DevOps","role_family":"DevOps","seniority":"middle","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Eschweiler, Germany"],"countries":["DE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Hyper-V","optional":false},{"name":"Linux","optional":false},{"name":"SIEM","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false},{"name":"Windows","optional":false}],"status":"live","first_seen_at":"2025-08-07T15:51:05Z","employer_posted_date":"2025-08-07","last_verified_at":"2026-11-03T10:48:38Z","board_verified":true,"closed_at":null,"days_open":452,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":452},"description":"Your mission\nAdministration, maintenance and optimization of the IT infrastructure with a focus on network security and system stability, particularly within a production environment.\nOperation and continuous development of server and network systems, including firewalls and endpoint security solutions, to ensure a consistently secure IT environment.\nMonitoring and further development of the network infrastructure (LAN/WAN/VPN), including segmentation, access controls and performance optimization.\nAnalysis, identification and resolution of security-related vulnerabilities in systems and applications.\nImplementation and maintenance of technical security measures such as patch management, endpoint security, encryption technologies and backup strategies.\nUse of logging, monitoring and SIEM tools to detect and evaluate security-critical events.\nSupport in the implementation of new IT projects and technologies with a strong focus on security requirements and network architecture.\nDocumentation of IT and security processes as well as creation of policies and guides for users and IT colleagues.\nYour profile\nCompleted vocational training or degree in Computer Science, IT Security or a comparable field.\nAt least three years of professional experience in IT system administration with a focus on networking and IT security.\nSolid expertise in server and network technologies as well as network security (routing, switching, VLANs, firewalls, VPN).\nExperience with encryption technologies, security concepts and security monitoring tools.\nExperience working with Windows and Linux environments as well as virtualization solutions (e.g. VMware, Hyper-V).\nIndependent, structured and security-conscious way of working combined with strong problem-solving skills.\nVery good English communication skills, both written and spoken (C1/C2 level). German language skills are considered an advantage but are not essential for this role.\nWhy us?\nA dynamic environment with real opportunities for professional growth, learning and continuous development.\nThe possibility to make a direct impact on the company, its IT infrastructure and operational excellence.\nFlat hierarchies, short decision-making processes and an open company culture that values initiative and ownership.","description_format":"text","description_chars":2274,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"German","level":"All levels","optional":true},{"language":"English","level":"Upper-Intermediate (B2)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-15T08:00:38Z"}],"visa":[],"liveness":{"score":3,"band":"cold","label":"Long shot","p_open":1,"p_active":0.121,"p_room":0.28,"age_days":452,"expected_fill_days":25,"reasons":["conf:3","stale_co","ghost","win:tail","crowd:"],"computed_at":"2026-11-03T05:54:40Z"},"pay":null,"html_url":"https://alion.io/job/quantade-it-system-administrator-mfd-with-a-focus-on-security-networking-hybrid","json_url":"https://alion.io/job/quantade-it-system-administrator-mfd-with-a-focus-on-security-networking-hybrid.json","meta":{"generated_at":"2026-11-03T13:22:57Z","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":18540,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-04T00:00:00Z"}},"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":4416713},"rest":"https://alion.io/mcp/rest/get_company?id=4416713"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fquantade-it-system-administrator-mfd-with-a-focus-on-security-networking-hybrid"},{"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%2Fquantade-it-system-administrator-mfd-with-a-focus-on-security-networking-hybrid"},{"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%2Fquantade-it-system-administrator-mfd-with-a-focus-on-security-networking-hybrid"},{"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/quantade-it-system-administrator-mfd-with-a-focus-on-security-networking-hybrid\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fquantade-it-system-administrator-mfd-with-a-focus-on-security-networking-hybrid"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2600792}},{"tool":"search_jobs","arguments":{"company":"quantade.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2600792},"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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