System administrator linux Jobs in Starnberg

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We are one of the leading technology providers in the field of industrial control and automation systems for the rail transportation sector. As part of our commitment to a more sustainable future, our mission is to strengthen the competitiveness of rail transport through innovative, reliable, and economically efficient solutions for both regional and long-distance railway networks. To support our customers' most demanding projects, we develop, integrate, design, and implement advanced automation, energy distribution, communication, and digital infrastructure solutions that meet the evolving needs of modern mobility. Every day, we work on technologies that drive the future of rail infrastructure, including electrification, automation, digitalization, connectivity, and cybersecurity. Our automation, power distribution, and communication systems ensure the reliable and secure supply of energy and data to railway networks—even in highly demanding, high-frequency operating environments. At OHB Teledata, we are guided by our core values of courage, collaboration, trust, responsibility, and versatility. Become part of our mission and help shape the future of sustainable and intelligent rail infrastructure.For permanent employmentOHB Teledata GmbH in Gilching is looking for aIT System Administrator - Critical Infrastructure (Rail) (m/f/d)We are looking for an IT System Administrator to join our team and support the operation and further development of complex IT systems in a safety-critical rail environment. In this role, you will ensure the reliable operation, integration, and monitoring of IT and OT systems that are essential for the safe and efficient functioning of rail infrastructure.Your TasksPlan, operate, and maintain complex IT systems in a critical infrastructure environment with high availability requirementsEnsure compliance with defined Service Level Agreements (SLAs) and internal quality standardsIntegrate and configure IT systems into existing and new infrastructures, with a strong focus on IT/OT securityMonitor system performance and proactively identify and resolve issuesSupport the definition, implementation, and continuous improvement of operational processes and toolsCreate and maintain technical documentation for systems and processesConfigure, parameterize, and test IT applications in line with operational and security requirementsYour QualificationsCompleted vocational training as a Fachinformatiker:in, Elektroniker:in für Informations- und Systemtechnik, Techniker:in, or a comparable qualificationSolid experience in the administration of Windows Server systems and Active DirectoryGood knowledge of network technologies (Network Layer, Link Layer, Physical Layer)Basic knowledge of IT/OT security and experience in critical infrastructure environmentsExperience with monitoring tools (e.g. CheckMK) is a plusLinux experience, preferably with Red Hat Enterprise Linux, is desirableStructured and analytical working style with a strong focus on problem-solvingGood communication and teamwork skills, with the ability to work independently and take responsibilityBusiness fluency in German is required. Good English skills are an advantageNice to HaveMicrosoft certifications (e.g. Microsoft Certified: Windows Server Hybrid Administrator, Azure Administrator)Experience in the rail, transportation, or energy sectorKnowledge of relevant standards (e.g. IEC 62443)We offer Work Life Balance: Flexible working hours, sabbatical, 30 days vacation & special leave days Mobile Work: Hybrid work & mobile work abroad Structured on-boarding process (incl. Assignment of a buddy in the first months)Development: Extensive range of training courses, individual professional development, German language courses & annual employee dialogueAdditional benefits: 13. monthly salary, accident insurance & company pension plan Catering: High standard company restaurant & generous meals subsidy Active health promotion: Health management, E-GYM Wellpass & In-company sports groups Family: Kindergarten subsidy / Kindergarten places, Childcare in the vacation period & paid child sickness daysMobility: Subsidized Deutschland ticket, Job bike & parking lotsCompany parties & events: Christmas party, NextGen Speakers NightInnovation: Company suggestion system & free research and development A complete overview of our benefits and more details can be found here on our website. Become part of our international team and take your professional and personal development to a new level. Don't fulfil all the requirements? No problem - we are happy to receive applications with partial matches! We are looking forward to your application in German or English via our online tool.OHB Teledata GmbH Human Resources Questions regarding this posting? Alfrida Paja is available under ­­career@ohb.de.