Senior Site Reliability Engineer (Data Platform)

Link Group is seeking a highly skilled Senior Site Reliability Engineer to join a critical team responsible for a massive global data pipeline. You will play a pivotal role in ensuring the reliability, performance, and integrity of large-scale distributed data systems that process telemetry from hundreds of thousands of servers.

Key responsibilities

• Engineer and maintain the reliability of massive data platforms, focusing on distributed databases like Cassandra and MongoDB.
• Act as the primary technical escalation point for complex reliability and performance issues across the global infrastructure.
• Design and implement advanced observability solutions using Prometheus and Grafana to monitor platform health.
• Develop high-quality automation and internal tooling using Python, Go, or Java to streamline operations and diagnostics.
• Collaborate with Engineering and Product teams to influence architecture and deliver scalable solutions that prevent systemic failures.

Requirements

• At least 5 years of experience as an SRE or Systems Engineer managing mission-critical distributed systems.
• Deep hands-on experience with large-scale NoSQL databases, specifically Cassandra or MongoDB.
• Proficiency in programming languages such as Python, Go, or Java for building automation and tooling.
• Strong foundation in Linux/Unix administration and low-level system troubleshooting.
• Proven ability to identify root causes of complex technical problems and implement robust, production-grade fixes.

What we offer

• Opportunity to work on global-scale infrastructure with a focus on high-performance data systems.
• A collaborative environment where you can influence architectural decisions and long-term reliability strategies.
• Access to modern observability and automation tools to solve complex engineering challenges.