Senior Site Reliability Engineer (SRE)

Mirantis; Bellprat; Presencial; EUR 90.000 - 120.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Competitive compensation package

Professional development and training

Conference attendance and tech talks

HQ-level collaboration with top cloud-

Descripción de la vacante

Mirantis is seeking a highly experienced Senior Site Reliability Engineer to join our cloud development and operations team. You will design, deploy, and operate scalable AI infrastructure built on CNCF stack including Kubernetes and NVIDIA-based hardware, ensuring reliability, security, and performance across environments.

Lead technical efforts, mentor colleagues and customers, and collaborate with global teams to deliver production-ready solutions.

Formación

• 5+ years of professional experience in DevOps or software development with cloud and infrastructure focus.
• Strong experience with Kubernetes and/or OpenStack in production environments.
• Experience with high-performance data center processing, networking, and storage.
• Solid knowledge of distributed systems, microservices, and CI/CD pipelines.
• Ability to lead technical tasks and collaborate with diverse teams and customers.

Responsabilidades

• Work with distributed international teams to tackle technical challenges and improve processes.
• Develop, implement, maintain, and troubleshoot cloud and AI infrastructure using open-source software.
• Gather and refine technical requirements with stakeholders and translate into actionable plans.
• Optimize system performance, reliability, and scalability across clusters and data centers.
• Troubleshoot complex issues, perform debugging, and ensure high-quality releases.
• Participate in code reviews to maintain stringent quality standards.
• Stay current with cloud ops trends and best practices in AI infrastructure.
• Design and implement AI-driven automation across the DevOps lifecycle.
• Transfer knowledge to customers during delivery phases.

Conocimientos

Kubernetes

CI/CD

Linux

Distributed systems

OpenStack

Educación

Bachelor's degree in Computer Science

Herramientas

VMware

Rancher

OpenShift

Descripción del empleo

Mirantis is the Kubernetes-native AI infrastructure company, enabling organizations to build and operate scalable, secure, and sovereign infrastructure for modern AI, machine learning, and data-intensive applications. By combining open source innovation with deep expertise in Kubernetes orchestration, Mirantis empowers platform engineering teams to deliver composable, production-ready developer platforms across any environment—on-premises, in the cloud, at the edge, or in sovereign data centers. As enterprises navigate the growing complexity of AI-driven workloads, Mirantis delivers the automation, GPU orchestration, and policy-driven control needed to manage infrastructure with confidence and agility. Committed to open standards and freedom from lock-in, Mirantis ensures that customers retain full control of their infrastructure strategy.

Job Description

We are looking for a highly experienced and driven Senior Site Reliability Engineerto join our forward-thinking cloud development and operations team. In this role, you will contribute to the design, development, and operation of sophisticated cloud-based AI solutions built on the CNCF ecosystem including Kubernetes, running on cutting-edge hardware from leading vendors. This role focuses mainly on deploying AI infrastructure built on NVIDIA-certified hardware, following architecture and implementation designs produced by our engineering team. You will play a pivotal role in ensuring the reliability, security, and performance of container infrastructure, while mentoring team members and Mirantis customers to deliver high-quality software and services. As a senior engineer, you will work closely with stakeholders to define technical strategies, solve complex challenges, and ensure the seamless integration of cloud and software services. This is an excellent opportunity to make a significant impact while driving innovation in a rapidly evolving cloud ecosystem.

Main Responsibilities:

Work with geographically distributed international teams on technical challenges and process improvements.

Develop, implement, maintain, and troubleshoot cloud and AI infrastructure solutions based on open source software.

Collaborate with stakeholders to gather and refine technical requirements.

Optimize system performance, reliability, and scalability.

Troubleshoot, debug, and resolve complex technical issues.

Participate in code reviews to maintain high quality standards.

Stay up to date with industry trends and best practices in cloud operations and development.

Design and implement AI-driven automation across the DevOps lifecycle, including code development and maintenance.

Facilitate knowledge transfer to customers during the delivery phases.

Qualifications

5+ years of professional experience in DevOps, with a strong focus on cloud and infrastructure technologies, including Kubernetes and/or OpenStack

Experience with high-performance data center processing, networking, and storage

Strong knowledge of distributed systems, microservices architecture, and CI/CD pipelines.

Exceptional problem-solving and debugging skills across networking and storage (hardware and software), Linux, and Kubernetes, with attention to performance optimization and security.

Demonstrated ability to lead technical tasks and collaborate effectively with diverse teams.

Comfortable making independent judgment calls when working directly with customers, often with limited day-to-day oversight.

Excellent written and spoken English.

A commitment to innovation, continuous learning, and delivering high-quality results.

Ability to travel up to 25% if needed, including internationally.

Nice to have

Extensive experience in network and/or storage architecture.

Experience with high-performance computing or GPU infrastructure: GPU scheduling, MIG/vGPU, RDMA/RoCE or InfiniBand fabrics, NVLink, DCGM health-checking, GPU driver/firmware lifecycle or NVIDIA AI Enterprise.

Presence in the open source community including upstream contribution and conference presentations.

Prior experience with commercial container and virtual compute infrastructure platforms such as Rancher, Openshift, and VMware.

Education and Experience

Bachelor's degree in Computer Science or a related field, or equivalent experience.

At least 5 years of DevOps or Software Development experience or in a similar role.

Additional Information

What does Mirantis offer you?

• Work with an established Silicon Valley leader in the cloud infrastructure industry;
• Work with exceptionally passionate, talented and engaging colleagues, helping Fortune 500 and Global 2000 customers implement next-generation cloud technologies;
• Be a part of cutting-edge, open-source innovation;
• Thrive in the high-energy environment of a young company where openness, collaboration, risk-taking, and continuous growth are valued;
• Professional development and training;
• Attend conferences and working groups;
• Company outings, happy hours, hackathons, and tech talks;
• Receive a competitive compensation package with a strong benefits plan.

It is understood that Mirantis, Inc. may use automated decision-making technology (ADMT) for specific employment-related decisions. Opting out of ADMT use is requested for decisions about evaluation and review connected with the specific employment decision for the position applied for. You also have the right to appeal any decisions made by ADMT by sending your request to[emailprotected]

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