Senior Linux System Engineer

2 Months ago • All levels • System Design

Job Summary

Job Description

As a Senior Linux System Engineer, you will be responsible for supporting and enhancing a large-scale Linux platform within a dynamic operations and project team. Your primary duties will include maintaining and scaling the infrastructure, collaborating with developers to resolve issues, deploying new systems, and improving the environment's stability and performance. You will also be involved in system setup, infrastructure customization, and debugging platform-related issues. Additionally, the role involves participating in the automation and configuration of systems using Ansible, working with high availability (HA) and load balancing technologies, and supporting containerization efforts with Podman and Kubernetes, ensuring high security standards across systems.
Must have:
  • Several years of Linux system administration experience.
  • Strong understanding of HA/load balancing technologies.
  • Proficiency in Podman and Kubernetes.
  • Experience with Ansible for automation.
  • Security-focused mindset (PKI, hardening).
Good to have:
  • Certifications such as LPIC, RHCSA, or RHCE.
Perks:
  • Diversity of Domains & Businesses
  • Variety of technology
  • Health & Legal support
  • Active professional community
  • Continuous education and growing
  • Flexible schedule
  • Remote work
  • Outstanding offices (if you choose it)
  • Sports and community activities

Job Details

Required skills

Linux / strong
Podman / strong
Kubernetes / strong
Ansible / good
German / strong

Join our team as a Senior Linux System Engineer and help scale and optimize a complex Linux platform in a dynamic, project-driven environment!

We are looking for an experienced Senior Linux System Engineer to support and enhance a large-scale Linux platform as part of a dynamic operations and project team for our client. You’ll play a key role in both maintaining and scaling the infrastructure, working closely with developers to troubleshoot issues, deploy new systems, and improve the overall stability and performance of the environment.

Requirements

  • Several years of hands-on experience in Linux system administration, ideally with Red Hat Enterprise Linux
  • Strong understanding of HA/load balancing technologies
  • Proficiency in container technologies: Podman, Kubernetes
  • Experience with Ansible for automation and configuration management
  • Security-focused mindset (e.g., PKI, hardening, operational security practices)

 

Would be a plus

  • Certifications such as LPIC, RHCSA, or RHCE

Personal Profile

  • Excellent analytical skills and a collaborative, team-oriented approach

Responsibilities

  • Operate, support, and further develop the Linux platform within a collaborative DevOps environment
  • Assist developers in technical matters such as:
  • System setup
  • Infrastructure customization
  • Debugging and fixing platform-related issues
  • Participate in the automation and configuration of systems using Ansible
  • Work with high availability (HA) and load balancing technologies
  • Support containerization efforts with Podman and Kubernetes
  • Maintain high security standards across systems (PKI, hardening, SecOps)
  • Participate in on-call rotations after the initial onboarding period

WHY US

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About The Company

Sigma Software provides top-quality software development, graphic design, testing, and support services. Systems we develop deliver benefit to customers in automotive, telecommunications, aviation, advertising, gaming industry, banking, real estate, and healthcare. We have advanced skills and ample resources to create large-scale solutions as well as guide startups from idea to profit.

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