Senior Network Reliability Engineer Remote Observability

Blue Signal Search; Greater London; On-site; GBP 90,000 - 140,000; Full time

Benefits offered by this job

Equity participation

Comprehensive benefits package

Job summary

Blue Signal Search is seeking a Sr Network Engineer focused on reliability and observability. The role blends production networking with software engineering to improve infrastructure resilience, telemetry, and automation across high-performance datacenter environments.

You will own incidents, design automated pipelines, and collaborate with hardware, software, and operations teams to elevate network health and performance.

Qualifications

• 5+ years in network infrastructure with hands-on production ops.
• Experience in data center networks, overlay tech, routing and fabric design.
• Strong software engineering background with ITIL/Agile/xP and TDD practices.

Responsibilities

• Drive network reliability programs using telemetry, incident history and infrastructure data.
• Design automated data workflows, monitoring systems and tooling for continuous visibility.
• Support high-performance data center networks by isolating and correcting traffic flow, configurations, and fiber connections.
• Lead incident response, coordinate remediation and post-incident improvements.
• Build reliability software in Golang with supporting Python or Rust tooling.

Skills

5+ years experience

Live production networks

High-performance computing networks

Software engineering mindset

Incident response leadership

Network protocols & fiber

Data center networking

Golang tooling

Tools

Golang

Python

Rust

Job description

Blue Signal Search is seeking a Sr Network Engineer focused on reliability and observability. The role blends production networking with software engineering to improve infrastructure resilience, telemetry, and automation across high-performance datacenter environments.

You will own incidents, design automated pipelines, and collaborate with hardware, software, and operations teams to elevate network health and performance.