Senior Site Reliability Engineer DevOps Engineer

Billennium; Warszawa; Hybrid; PLN 240,000 - 360,000; Full time

Benefits offered by this job

Udemy for Business

Private medical care

Multisport card

Language lessons

Shopping vouchers

Remote/hybrid work options

International team

Team-building events

Welcome pack

Job summary

Billennium, a global technology company, is seeking an experienced Senior Site Reliability Engineer / DevOps Engineer to join a pharma sector project in Warsaw. You will serve as a key technical authority responsible for reliability, scalability, and automation of a multi-cloud provisioning platform, helping engineering teams build and operate highly available production environments.

You will drive reliability, design automation, define and monitor SLI/SLO metrics, lead incident management, and

Qualifications

• 10+ years of experience in Software Engineering, DevOps, Site Reliability Engineering, or Infrastructure Engineering.
• Strong hands-on experience with AWS and cloud infrastructure design, operations, and troubleshooting.
• Proven experience managing and scaling production Kubernetes environments.
• Ability to work independently, make architectural decisions, and deliver production-ready infrastructure with minimal supervision.
• Excellent communication and stakeholder management skills, with experience collaborating across distributed engineering teams.

Responsibilities

• Drive the reliability, scalability, and performance of a multi-cloud platform across production environments.
• Design and implement automation solutions that eliminate manual processes and improve operational efficiency.
• Define, monitor, and continuously improve SLI/SLO metrics, providing data-driven recommendations for platform enhancements.
• Lead incident management activities, perform root cause analysis, and implement long-term reliability improvements.
• Collaborate closely with product, security, and engineering teams to embed reliability and operational excellence across the software development lifecycle.

Skills

SRE & DevOps

Cloud architecture

Kubernetes

Incident management

Stakeholder communication

Tools

AWS

Kubernetes

Job description

More about us

Billennium is a global technology company with over 20 years of experience, committed to innovation and empowering businesses. As an employer, we offer a supportive, growth-focused environment where collaboration and creativity thrive. Join us to shape the future of technology together!

About the Role

We are looking for an experienced Senior Site Reliability Engineer / DevOps Engineer who will join a project for our client from the pharma sector. In this role, you will serve as a key technical authority responsible for the reliability, scalability, and automation of a multi-cloud provisioning platform, helping engineering teams build and operate highly available production environments.

What you will do

• Drive the reliability, scalability, and performance of a multi-cloud platform across production environments.
• Design and implement automation solutions that eliminate manual processes and improve operational efficiency.
• Define, monitor, and continuously improve SLI/SLO metrics, providing data-driven recommendations for platform enhancements.
• Lead incident management activities, perform root cause analysis, and implement long-term reliability improvements.
• Collaborate closely with product, security, and engineering teams to embed reliability and operational excellence across the software development lifecycle.

What we are looking for

• 10+ years of experience in Software Engineering, DevOps, Site Reliability Engineering, or Infrastructure Engineering.
• Strong hands-on experience with AWS and cloud infrastructure design, operations, and troubleshooting.
• Proven experience managing and scaling production Kubernetes environments.
• Ability to work independently, make architectural decisions, and deliver production-ready infrastructure with minimal supervision.
• Excellent communication and stakeholder management skills, with experience collaborating across distributed engineering teams.

Perks and benefits (our offer)

• Comprehensive benefits - enjoy Udemy for Business, private medical care, Multisport card, veterinary package, language lessons, and shopping vouchers.
• Flexibility - adaptable working hours and remote/hybrid work options to suit your lifestyle & location.
• Career growth - access opportunities for professional development and learning, including perks related to our official partnerships with global IT giants: Microsoft, AWS, Snowflake, Salesforce & more.
• Global collaboration - work with a diverse, international team.
• Innovative environment - be part of a forward-thinking and growth-oriented workplace.
• Engaging community - Work with passionate professionals and participate in team-building events, hackathons, and CSR initiatives to make an impact beyond work.
• Team-building events including our company tradition (annual company event in Mazury).
• A pleasant surprise to start your journey with us in the form of a welcome pack.

Recruitment process

• HR call
• Technical Interview
• Interview with the dedicated Client
• Final decision / Feedback