Senior Linux Engineer / Lead Engineer
Confirmed on the employer's own hiring board on Nov 12, 2026. First seen by Alion on Nov 11, 2026. All for One Group scores A on the Alion truth index.
What makes your job exciting
- Design and evolve enterprise Linux platforms across complex customer environments, primarily based on RHEL and SLES.
- Build automation that makes a difference from provisioning and configuration to patching, deployment and recurring operational tasks using technologies such as Ansible and Foreman/Katello.
- Turn individual solutions into scalable services by driving standardization, reusable automation and consistent operational concepts.
- Solve the challenges that require deep expertise acting as a technical escalation point for complex incidents, performance issues and root-cause analysis.
- Lead the resolution of critical incidents by coordinating involved teams, driving root-cause analysis and ensuring sustainable corrective measures
- Strengthen security and resilience by developing hardening standards, vulnerability remediation approaches, monitoring, high-availability and recovery concepts.
- Ensure dependable service delivery by supporting stable and secure operations in line with agreed SLAs, customer requirements and applicable standards.
- Shape modernization projects across on-premises, virtualized, cloud and hybrid environments.
- Technically lead complex cross-team projects from initial planning and architecture through implementation, documentation and operational handover.
- Work directly with customers and technical stakeholders translating requirements into sustainable solutions and guiding technical workshops and architecture discussions.
- Drive engineering quality challenge existing approaches, review technical solutions and contribute your ideas to continuously improve the way we work.
- Share your knowledge support other engineers and help build a strong technical community around Linux and automation.
What awaits you
- You will have the freedom to contribute ideas, challenge existing approaches and influence how our Linux services evolve.
- Take responsibility for technical direction and quality without disciplinary management duties.
- Work with well-known enterprises, market leaders and hidden champions on business-critical infrastructure.
- We want to reduce manual work and build reusable, maintainable solutions wherever possible.
- Help define standards, automation patterns, security concepts and operational best practices.
- Benefit from structured knowledge sharing, mentoring, training and certification support.
- Develop further as a deep technical expert, architect, technical lead or mentor.
- Work with colleagues across engineering, service management and other technology domains.
- Benefit from flexible working hours and home-office options
Your talents
- 8+ years of relevant professional experience in IT infrastructure or platform engineering. You have completed vocational IT training, a relevant degree or possess equivalent practical experience.
- You have several years of hands-on experience with enterprise Linux environments, ideally RHEL and/or SLES, and a strong understanding of system operations, networking and security.
- Automation is more than a tool for you. It is part of how you approach engineering. You have experience with technologies such as Ansible, Bash/Shell or Python and enjoy eliminating repetitive manual work.
- Experience with VMware, high-availability and cluster technologies, monitoring solutions and hybrid infrastructure helps you see the bigger picture.
- You have solid knowledge of cloud platforms and their implementation. Experience with Azure, AWS and hybrid architectures enables you to design solutions across traditional and cloud environments.
- You understand Security concepts such as system hardening, patch and vulnerability management, access controls and operational security and know how to translate them into practical solutions.
Valuable personal freedom
Flexible working hours, mobile work, and a high level of self-responsibility & creative flexibility - providing you with the freedom to incorporate your personality, your rhythm, and your ideas.
30 days leave
Take your time for the things that are important to you.
Great prospects
Create the career you want and benefit from our digital learning platform “One Academy”, practice-oriented career models, systematic knowledge exchange and -expansion with experienced colleagues, as well as dedicated promotion programs.
Attractive bonuses & discounts
Benefit from bonuses for special projects, premiums for staff recommendations, and -anniversaries, staff discounts for private online shopping, discounted leisure- and fitness offerings (EGYM Wellpass) and bike leasing (JobRad).
Work-life balance & health
Among other things, we offer you stress preventions & conflict management trainings, child- and elderly care support, health checks and medical check-ups, company pension scheme models & disability insurance models, as well as an ergonomic workplace.
We Are One
Solidarity, trust, and appreciation are the basis for your and our success - and respectful cooperation on equal footing. You will experience this special Spirit from the first day of our cross-departmental Group-Starter Training.
01
4,500 CUSTOMERS
In Germany, Austria, Switzerland, and Poland
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3,200 COLLEAGUES
Worldwide
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53 SITES
In your vicinity
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ACCOLADES
SAP Platinum Partner and winner of the SAP Digital Supply Chain Appreciation Award 2024 | Diamond Initiative Partner with 6 Awards in 2024 | kununu Top Company 2024 | brandeins - Best IT Service Provider 2024 |