Site Reliability Engineer | Senior | NordVPN Apps

Nord Security; Polska; Remote; PLN 300,000 - 520,000; Full time

Benefits offered by this job

Private health insurance

Work from anywhere

Team events and knowledge sharing

Mentorship and career growth

Job summary

Nord Security is seeking an experienced Systems Engineer / SRE to join our team. You will work with a small, senior-leaning SRE group to operate and scale our data infrastructure, including Minio, Spark, Kafka, and OpenSearch, while focusing on automation, reliability, and security.

You will design internal platforms, own uptime, and help reduce on-call needs by engineering robust solutions. Collaboration with analysts, scientists, and engineers is key to success.

Qualifications

• 5+ years in Systems Engineering, SRE or DevOps with ownership of design and architecture.
• Production Linux/Debian experience with strong automation skills.
• Proficient in Python, Bash and Git; able to debug across stack.
• Hands-on with containerization and Ansible for server management.
• Experience with observability tools like Grafana; CI/CD with GitLab.

Responsibilities

• Run the Infrastructure & Services layer for internal data org users.
• Design, build, maintain, and document internal platforms with automation.
• Own stability, availability, and security of services (Minio, Spark, Kafka, OpenSearch, Tableau).
• Engineer resilient systems without on-call rotations.
• Support OpenSearch and Tableau for analytics and reporting.
• Collaborate with Analysts, Scientists, Engineers to debug queries and workflows.
• Drive cost optimization and capacity planning for 100+ servers and large storage.
• Diagnose hardware faults and dispatch remote hands as needed.
• Champion automation and engineering best practices across the department.
• Help shape team structure, tooling, and future direction.

Skills

5+ years SRE/DevOps

Linux Debian

Python

Bash

Git

Containerization

Ansible

Grafana

CI/CD

GitLab

English

Tools

Docker Compose

GitLab CI/CD

Ansible

Grafana

OpenSearch

Kafka

Minio

Spark

Tableau

Job description

The world’s most advanced VPN, and a whole lot more.

If you’re a curious problem-solver who carves their own path, join the team behind Threat Protection Pro, the NordLynx protocol, and the fastest VPN on the planet—tools that put privacy, security, and control back in people’s hands.

Your impact? Helping millions take back control of their online security, privacy, and data.

Main Responsibilities

• Together with a small, senior-leaning SRE team, run the Infrastructure & Services layer that our internal data organization, Data Analysts, Scientists, and Engineers, relies on day to day.
• Design, build, maintain, and document internal platforms with a heavy focus on automation, reliability, and scalability.
• Own the stability, availability, and security of our services (Minio, Spark, Kafka, OpenSearch, Tableau, and more).
• Engineer systems to be resilient by design, we don’t run on-call rotations, we build solutions robust enough that they aren’t needed.
• Support the services that Product teams depend on, such as OpenSearch for real-time analytics and Tableau for longer‑term reporting.
• Work directly with Analysts, Scientists, and Engineers to debug their queries, code, and workflows.
• Drive cost optimization and capacity planning, scaling our 100+ bare‑metal servers and PiB‑scale storage to match demand.
• Diagnose hardware faults (failing disks, memory, etc.) and dispatch remote hands for the physical fixes, detection and decision‑making are on us.
• Champion automation and engineering best practices across the department through ongoing R&D.
• Help shape the structure, tooling, and future direction of the team.

Core Requirements

• 5+ years in Systems Engineering / SRE / DevOps, with demonstrated ownership of system design and architecture.
• 5+ years working with Linux/Debian in production.
• Python, Bash, and Git proficiency.
• Solid hands‑on experience with containerization, everything we run is containerized.
• Production experience managing servers and services with Ansible.
• Experience with Grafana and observability tooling.
• Experience building and operating GitLab CI/CD pipelines.
• Comfortable debugging across the stack and across team boundaries, including other people’s code and data workflows.
• A practical understanding of server hardware and how it fails, even without physical access.
• Excellent written and spoken English.
• A proactive, detail‑oriented mindset and a genuine appetite for hard problems.

Bonus Points For

• Experience operating any of our core services (Minio, Spark, Kafka, OpenSearch, Tableau).
• Mentoring or technical‑leadership experience.
• Having a HomeLab.

Language & Tools You Will Use

• Python
• Bash
• Git
• Docker Compose
• Ansible
• GitLab CI/CD
• Grafana
• OpenSearch, Kafka, Minio
• AI assistants

What We Offer

Innovate with industry leaders

Work alongside global experts to build world-leading cybersecurity tools, impacting millions of users around the world.

Learn & grow

Boost your skills via our extensive training programs (online and offline) & other resources. Benefit from mentorship and career‑switch opportunities to grow within the company.

Work from anywhere

Recharge with a change of scenery – choose work from any location when you feel a need to power your creativity and drive.

Physical well-being

Fuel your active lifestyle with online workouts led by our Physical Well-Being experts. Unlock a variety of sports and wellness facilities, like gyms, swimming pools, and fitness classes, with the Multisport card.

Mental & emotional health

Nurture your mind with free psychologist consultations, dedicated mental health events, and premium access to top‑rated wellness apps like Calm, Headspace, and Mindletic.

Premium healthcare

Receive private health insurance giving you peace of mind for your health needs.

Joyful moments – special treats

Celebrate life’s big moments with special gifts from us on your birthday, anniversary, and other major events, such as weddings or the arrival of a new family member.

Company events & team-building

Experience iconic Nord Security celebrations, team‑buildings, and knowledge‑sharing events, nurturing bonds that fuel our success.

Workation

Embark on a legendary company getaway abroad, filled with exciting activities, live concerts, engaging workshops, and epic time together.

Kindly refer to our Privacy Notice for Recruitment Candidates for comprehensive information regarding our data handling procedures throughout recruitment processes.

We expect all candidates to provide accurate and complete information during the recruitment process. While limited use of AI tools to refine application materials is acceptable, candidates remain fully responsible for ensuring that their submissions reflect their own qualifications, skills, and experience. Any failure to do so may negatively affect participation in the recruitment process. If broader AI assistance is allowed for a particular role or stage, we’ll let you know in advance.

By submitting your application, you acknowledge that it may be processed using automated tools for evaluation purposes. As part of our recruitment process, we may use an AI‑based application review tool to help assess applications based on skills and experience relevant to the role. This technology is used to support - not replace - human decision-making, and every application is ultimately reviewed by a recruiter.

If you would like more information about how AI is used in this process or wish to exercise your rights under applicable data privacy laws, please contact us at [e-mail]. Should you prefer to opt out of the automated evaluation, please submit your application directly to [e-mail].