{"id":1264072,"url":"https://alion.io/job/frequentis-fco-linux-infrastructure-engineer-nis-mfd","title":"FCO_Linux Infrastructure Engineer - NIS (m/f/d)","company":{"id":54731,"name":"Frequentis","domain":"frequentis.com","url":"https://alion.io/company/frequentis","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Avature","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":["Karlsruhe, Germany"],"countries":["DE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":54000,"max_usd":107000,"period":"year","method":"role_country_seniority_unknown","sample_n":164},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"Red Hat","optional":false},{"name":"SIEM","optional":false},{"name":"DHCP","optional":true},{"name":"DNS","optional":true},{"name":"Keycloak","optional":true},{"name":"Nginx","optional":true}],"status":"live","first_seen_at":"2026-09-25T21:43:12Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-15T20:55:13Z","board_verified":true,"closed_at":null,"days_open":20,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":20},"description":"WHY FREQUENTIS\nWE ARE LOOKING FOR\nWE OFFER\nJOBS\nApply now\nLinux Infrastructure Engineer NIS (m/f/d)\nNetwork & Infrastructure\nKarlsruhe FREQUENTIS Comsoft GmbH From now on\nFull time\n:\nShare:\nShare\nJob Introduction\nEven though we maintain our feet on the ground, our second home will always remain in the sky. As a medium-sized IT company situated in Karlsruhe Germany, developing tailored solutions for global air traffic control authorities is our forte. Our contribution to Flight security, can be found in our systems that operate at various flight control centres and airports, located in more than 80 countries of the world. FREQUENTIS COMSOFT is part of the successful Frequentis group, situated in Vienna, Austria. More information about us on our Youtube Channel.\nSo, are you ready to take off?\nKey Tasks\nAdminister and configure Linux systems and virtual machines\nSet up and maintain services such as DNS, DHCP, NGINX, and Keycloak\nDevelop small automation solutions and scripts using Python\nSupport vulnerability management and technical security activities\nMaintain and support SIEM solutions and contribute to security monitoring\nCollaborate closely with product development, System Engineers, and customer project teams\nKey Qualifications\nDegree in Computer Science, IT, or a comparable qualification\nSeveral years of professional experience with Linux systems, ideally Red Hat Enterprise Linux (RHEL)\nBroad technical understanding of IT infrastructure and system administration\nExperience with networking, virtualization, and common infrastructure services\nBasic to good programming skills in Python and an interest in automation\nKnowledge of IT security, vulnerability management, and SIEM solutions\nStructured, analytical, and solution-oriented working style\nGood communication skills and a confident approach to working with internal and external stakeholders\nGood command of written and spoken English\nOur Values\nAt Frequentis Comsoft, we are convinced that people deliver their best results when working in a company that suits them. Our employees all want to make a difference and to take responsibility for their work. We also firmly believe that as a company, we are stronger when people from diverse backgrounds actively contribute to the business. In addition to professional qualifications, we rely on good ideas, commitment and personal responsibility. We are always seeking bright minds, experts and lateral thinkers of every type, all of whom share an enthusiasm for making global air traffic even safer.\nBenefits\nWe offer attractive employee packages, where financial rewards are just as important as other benefits, including a 30-day annual leave allowance, sports and health programs, and JobRad bicycle leasing. The work-life balance of our employees is particularly important to us. We believe that private and family needs should be fully compatible with the daily work routine and that our employees should feel able to meet personal commitments even during standard working hours. This is another reason why flexitime and virtual working models come as standard at Frequentis Comsoft. In addition, our spacious and quiet offices, in which a maximum of four colleagues sit together, provide a calm and productive working environment. We are also guided by the principle of “healthy mind in a healthy body”. Our staff can train before or after work in our in-house gym or participate in sports courses. In addition, we regularly participate in various sports activities to promote team spirit and celebrate shared successes. A range of annual parties and events - for example, on our beautiful roof terrace - strengthen our sense of corporate community.\n FLEXIBLE, FAMILY FRIENDLY LIVELY, OPEN PERMANENT INTERNATIONAL COMPANY OFFICES WITH\n ROOFTOP FREE CORPORATE EASY ACCESS WORKING HOURS CULTURE EMPLOYMENT CONTRACTS CAREER OPORTUNITIES GYM MAX. 4 PERSONS TERRACE BEVERAGES EVENTS TO PUBLIC TRANSPORT \nBenefits\nWe offer attractive employee packages, where financial rewards are just as important as other benefits, including a 30-day annual leave allowance, sports and health programs, and JobRad bicycle leasing. The work-life balance of our employees is particularly important to us. We believe that private and family needs should be fully compatible with the daily work routine and that our employees should feel able to meet personal commitments even during standard working hours. This is another reason why flexitime and virtual working models come as standard at Frequentis Comsoft. In addition, our spacious and quiet offices, in which a maximum of four colleagues sit together, provide a calm and productive working environment. We are also guided by the principle of “healthy mind in a healthy body”. Our staff can train before or after work in our in-house gym or participate in sports courses. In addition, we regularly participate in various sports activities to promote team spirit and celebrate shared successes. A range of annual parties and events - for example, on our beautiful roof terrace - strengthen our sense of corporate community.\n FLEXIBLE, FAMILY FRIENDLY LIVELY, OPEN PERMANENT INTERNATIONAL COMPANY OFFICES WITH\n ROOFTOP FREE CORPORATE EASY ACCESS WORKING HOURS CULTURE EMPLOYMENT CONTRACTS CAREER OPORTUNITIES GYM MAX. 4 PERSONS TERRACE BEVERAGES EVENTS TO PUBLIC TRANSPORT \nSalary\nYour individual salary is based on your professional experience and qualifications and is part of our attractive total package.\n\nApply now\nDiscover the best way of working\n\nTeodora Santoro\nHuman Resources\n| +49 (721) 9497 2600\n| Social media contact\nBecome part of Frequentis Comsoft and apply now - our CV parsing will make your application easier and faster!\nBecome part of Frequentis Comsoft and apply now - our CV parsing will make your application easier and faster!\nApply now\nAt Frequentis we don’t just create innovations,we create a kind of wonderto make the world a safer place.\nREAD MORE ABOUT FREQUENTIS\nCAREER AWARDS","description_format":"text","description_chars":5977,"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":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":["Annual leave","Sports activities"],"hiring_locations":[{"name":"Austria","iso":"AT","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Public Transport","Military Communication","Air Traffic Control"],"lifecycle":[{"event":"open","at":"2026-09-25T21:43:12Z"}],"visa":[],"liveness":{"score":51,"band":"ok","label":"Likely open","p_open":1,"p_active":0.682,"p_room":0.75,"age_days":19,"expected_fill_days":20,"reasons":["conf:0","velocity","win:late"],"computed_at":"2026-10-15T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/frequentis-fco-linux-infrastructure-engineer-nis-mfd","json_url":"https://alion.io/job/frequentis-fco-linux-infrastructure-engineer-nis-mfd.json","meta":{"generated_at":"2026-10-15T22:36:29Z","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":34269,"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":54731},"rest":"https://alion.io/mcp/rest/get_company?id=54731"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffrequentis-fco-linux-infrastructure-engineer-nis-mfd"},{"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%2Ffrequentis-fco-linux-infrastructure-engineer-nis-mfd"},{"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%2Ffrequentis-fco-linux-infrastructure-engineer-nis-mfd"},{"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/frequentis-fco-linux-infrastructure-engineer-nis-mfd\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffrequentis-fco-linux-infrastructure-engineer-nis-mfd"}]}