Site reliability engineer | Senior

The Infrastructure department is responsible for influencing and tracking change, providing frontline support, and delivering software-defined solutions.

Are you excited by the challenge of managing large-scale systems, automating infrastructure, and ensuring seamless service reliability? We’re seeking a Site Reliability Engineer (SRE) to play a key role in shaping the future of our global infrastructure.

Overseeing a global infrastructure of ~10,000 on-prem servers, you’ll tackle unique technical challenges, engineer scalable systems, and have a direct impact on the reliability and performance of our products.

Main Responsibilities

• Build Reliable Infrastructure: Design, develop, and maintain highly available, scalable systems.
• Automate Everything: Create and optimize automation workflows to streamline deployments, improve speed, and eliminate manual overhead.
• Ensure Observability: Build monitoring and alerting systems that provide deep visibility into performance, reliability, and health
• Solve Complex Issues: Troubleshoot, debug and resolve critical issues in complex systems.
• Collaborate & Innovate: Work closely with QoS and operations teams to enhance reliability, develop new features, and drive technical excellence.

Core Requirements

• Linux Expertise: Good knowledge of Linux systems, particularly Debian-based distributions.
• Automation Skills: Hands-on experience with configuration management tools such as SaltStack/Ansible or similar solutions.
• Programming: Proficiency in Python for building automation scripts and tools.
• Observability Knowledge: Experience with monitoring tools and frameworks to enhance system observability.
• TCP/IP Networking Concepts: A solid understanding of TCP/IP networking protocols and concepts.
• Problem-Solving Skills: Proven ability to debug and troubleshoot complex systems effectively.

Tools You Will Use

• Operating Systems: Linux (Debian)
• Firewalls: NFtables
• Load Balancing & Proxying: HAProxy, NGINX
• Containers: Docker
• Automation Frameworks: SaltStack
• KV store: Redis, Consul
• Analytics: Elasticsearch, Victoria Metrics, Grafana
• Programming Languages: Python

Salary Range

• Gross Salary 23300-33400 PLN/Month

About Us

Nord Security is a global leader in internet privacy and security solutions and Lithuania’s second tech unicorn. Established in 2012, Nord Security now has more than 1400 employees and serves millions of users worldwide. Our team has a global mission to shape a more secure and peaceful online future for people everywhere. With that in mind, we built several advanced cybersecurity solutions: NordVPN, NordLayer, NordLocker, NordPass, NordProtect, NordStellar, and Saily.

NordVPN is the world’s most advanced VPN service provider, used by millions of internet users worldwide. NordVPN provides double VPN encryption and Onion Over VPN and guarantees privacy with zero tracking. One of the key features of the product is Threat Protection, which blocks malicious websites, malware, trackers, and ads. NordVPN is very user friendly, offers one of the best prices on the market, and has over 5,000 servers in 59 countries worldwide.

And we’re always looking to expand our team of:

• Future shapers

• Restless achievers

• Self-movers

• Honest communicators

• Team players

What We Offer

• Access to Nord Security products. We build solutions used by millions of users worldwide, and you’ll get to experience our products firsthand;

• Professional growth. Internal and external events, online training, conferences, books - everything you need to reach full potential;

• Health benefits. Private health insurance, online and on-site workouts, consultations to feel and be your best;

• Mental wellbeing. Access to mental health tools like Calm, Headspace, and Mindletic. Options for therapy to keep your emotional wellbeing in check;

• Team spirit. Team buildings and parties with games, shows, tastings, food coupons, gifts, and it’s on us;

• More free time. Stay with us and additional vacation days will be added to your calendar;

• Additional paid leave. Additional days are covered by us in cases of illness or special occasions;

• Flexibility. Flexible working time arrangement.

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