Job Description

Mirantis is the fastest way to modern apps, providing containers-as-a-service at enterprise scale. The company uses a unique as-a-service model to deliver Kubernetes and related open-source software, empowering developers to build, share and run their applications anywhere - from public cloud to hybrid cloud to the edge. Mirantis serves many of the world’s leading enterprises, including Adobe, DocuSign, Liberty Mutual, PayPal, Reliance Jio, Splunk, STC, Vodafone, and Volkswagen. Learn more at  .

Job Description

Mirantis is looking for a talented  Sustaining Engineer with experience in Golang, Docker, Kubernetes and public clouds to help us maintain and evolve the Containers platform. You will join the Sustaining Engineering team working on the following technologies:  Mirantis Kubernetes Engine ,  Mirantis Secure Registry and  Mirantis Container Runtime. You are a friendly, effective communicator who is inherently interested in solving complex problems and delivering a high-level of customer satisfaction with every customer interaction (via help content and tickets). You enjoy building reproducers and finding bugs. You sling code for fun. You will work closely with Knowledge Management, Engineering, and Product Management to represent the voice of the customer.

Main Responsibilities

• Become an expert in Mirantis Cloud Native Platform technologies and customer deployment environments

• Research customers’ software patches requirements, design and develop features along with patch improvements in Golang for Mirantis Cloud Platform

• Create best-in-class help content and proactively perform audits for our publicly-facing knowledge management system

• Partner cross-functionally with product and solution experts to co-develop reference architecture content

• Apply advanced troubleshooting techniques (debug and diagnose) on critical, highly complex problems that span multiple layers of the technology stack

• Engage with the product engineering teams to resolve technical issues related to Docker/Kubernetes

• Build and maintain customer based reproducer environments for use by your team and other technical teams at Mirantis

• Reproduce customer issues and package bug reproducers for product engineering

• Diagnose and develop code-level fixes, apply patches, and re-package for customer test

• Drive deep technical post-mortems on behalf of customers

Qualifications

• BS degree in Computer Science, Software Engineering or equivalent practical experience

• 4+ years of combined experience in Software Development, Technical Support or Sustaining Engineering experience

• Knowledge of Go programming language MUST

• Knowledge of  Kubernetes and Docker MUST

• Experience in designing and implementing REST APIs

• Familiarity with Linux distributions (RHEL, CentOS, Ubuntu, and SLES)

• Demonstrated ability to perform code-level analysis of complex issue

• Extensive experience  troubleshooting remote Linux system issues

Additional Information

Why Join Team Lens at Mirantis?

• Join the founding team of our AI/ML developer tool at the forefront of industry innovation.
• Work with world-class engineers, product, and design teams in a fast-paced, impact-driven environment.
• Flexible remote work within the EU or the option to work from our Helsinki hub.
• Join a company that values user experience, community engagement, and an open-source ethos at its core.
• Make a tangible impact—your contributions will play a key role in Mirantis’s broader AI/ML developer tools strategy, aligning with Lens and the wider Mirantis ecosystem.

If you’re passionate about building AI-powered developer tools—we want to hear from you! Apply today!

We are a  Leader for Container Management in G2 (#2 after AWS)!

We are a  Leader for Container Management in G2 (#2 after AWS)!

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