Lead Observability Engineer

Company: Tria
Apply for the Lead Observability Engineer
Location: London
Job Description:

Location: London, onsite 3 days per week (Sheffield as an alternative)

Rate: £tbd/day inside IR35

Duration: 6 months+

Are you a Senior Observability Engineer / SRE Lead, with demonstrable experience of assessing and defining observability and monitoring roadmaps within enterprise scale environments?

The Lead Observability Engineer / SRE Lead will be required to assess a complex hybrid estate, understand how services, platforms, infrastructure and networks should be monitored, and work across multiple internal teams, partners and suppliers to build a consolidated view of existing telemetry, monitoring and alerting capabilities.

As well as short term tactical objectives, the role will also be focussed on longer term strategic ones.

Responsibilities

  • Discover and document existing telemetry sources, monitoring tools, dashboards and ownership
  • Work with technical teams and suppliers to gain access to telemetry
  • Deliver meaningful dashboards and service health views
  • Identify gaps in telemetry, monitoring and alerting coverage and implement pragmatic improvements
  • Define health indicators for critical business journeys
  • Introduce modern observability practices where practical, including SLIs, SLOs and a roadmap towards burn-rate alerting
  • Develop a roadmap for OpenTelemetry adoption
  • Assess options for a centralised telemetry platform, including Grafana Cloud
  • Evaluate tooling rationalisation opportunities, operating costs and telemetry economics
  • Define an observability target architecture, standards and implementation roadmap

Requirements

  • Proven experience leading enterprise-scale observability initiatives
  • Strong hands‑on expertise with Grafana, Grafana Cloud, OpenTelemetry and modern telemetry pipelines
  • Deep understanding of metrics, logs, traces, distributed tracing, alerting, SLIs, SLOs and error‑budget concepts
  • Experience designing observability solutions across cloud PaaS, IaaS, on‑premises, legacy and third‑party hosted platforms
  • Strong knowledge of Azure observability tooling, including Azure Monitor, Log Analytics and Application Insights

Lead Observability Engineer / SRE Lead / Lead Site Reliability Engineer

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Posted: October 2nd, 2026