Linux Engineer

Avaron AB; Stockholms kommun; On-site; SEK 550,000 - 900,000; Full time

Benefits offered by this job

Permanent employment at Avaron AB

Occupational pension

Wellness allowance SEK 5,000 per year

Job summary

Avaron AB is seeking a senior Linux infrastructure specialist to own and optimize our Linux environments. You will manage servers, endpoints, Docker stacks, and VPNs while ensuring security and reliability for access to corporate resources and R&D tools.

You will integrate Linux with Microsoft enterprise services (Entra ID, Intune, SSO/PKI) and work across teams to deliver robust, scalable solutions. Permanent employment at Avaron AB offers broad technical ownership and growth.

Qualifications

• 5+ years of experience managing Linux environments including configuration control and firewall administration.
• Strong understanding of network services: Cloudflare, DHCP, DNS, NTP, SNMP.
• Hands‑on with Ubuntu and Red Hat distributions, including upgrades and security.
• Experience with R&D environment management and CI/CD pipelines.
• Ability to monitor, diagnose and improve system performance.
• Fluency in English.

Responsibilities

• Manage and optimize Linux environments across user endpoints, servers, Docker infrastructure, configuration control, patching and VPNs.
• Contribute to security by participating in risk assessments, audits and best practices.
• Monitor, troubleshoot and improve performance including connectivity and log aggregation.
• Design solutions for secure connectivity to corporate resources and R&D tools using Cloudflare toolset.
• Collaborate with system engineers and cybersecurity teams, support junior colleagues and align solutions with business needs.

Skills

Linux

Networking basics

Ubuntu

CI/CD

Monitoring

English fluency

Tools

Docker

Cloudflare

Job description

About the Company

At Avaron, you get the security of permanent employment combined with the variety of working at different customers. We place specialists across everything from tech, IT and industry to project management and business support – and whatever the assignment, you have a consultant manager who is there for you and your development.

About the Role

You will take ownership of Linux infrastructure in a company focused on access solutions, where stability, security and seamless connectivity are central to the business. In this role, you will work across servers, user endpoints and containerized environments, while helping teams maintain reliable access to corporate resources and R&D tools.

You will also contribute to a cross-platform setup where Linux needs to integrate smoothly with Microsoft enterprise services such as Entra ID, Intune and SSO/PKI. This is a great opportunity if you enjoy broad technical responsibility and want to influence secure, business-critical infrastructure.

Job Description

• You will manage and optimize Linux environments across user endpoints, servers, Docker infrastructure, configuration control, patching and VPNs.
• You will help ensure security and compliance by contributing to risk assessments, audits and security best practices.
• You will monitor, troubleshoot and improve performance, including connectivity, remote management, conditional access and log aggregation strategies.
• You will design solutions for secure and robust connectivity to corporate resources and R&D tools, using the Cloudflare toolset.
• You will work with cross-platform integration connected to Microsoft enterprise solutions, especially Entra ID, Intune and SSO/PKI infrastructure.
• You will collaborate with system engineers and cybersecurity teams, support junior colleagues and align technical solutions with business needs.

Requirements

• 5+ years of experience in Linux environments management, including configuration control and firewall administration.
• Strong understanding of common network services such as Cloudflare, DHCP, DNS, NTP and SNMP.
• Hands‑on experience with Ubuntu and Red Hat distributions, including upgrades, central management, configuration and security.
• Experience with R&D environment management and troubleshooting, including CI/CD environments.
• Ability to monitor and diagnose system performance issues.
• Fluency in English.

Nice to have

• Swedish or Polish language skills.

What We Offer

• Permanent employment at Avaron AB
• Occupational pension
• Wellness allowance of SEK 5,000 per year

Application

Selections are made on an ongoing basis – apply as soon as you can.