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Sr. network site reliability engineer (sres)

London
Permanent
Technopride Ltd
Site reliability engineer
€90,000 a year
Posted: 11 December
Offer description

Overview

We are seeking a highly experiencedSenior Network SREwith deep expertise across multi-vendor network infrastructure, automation, and reliability engineering. The ideal candidate will possess strong technical leadership, hands-on engineering capabilities, and a passion for building resilient, scalable, and observable network environments.


Key Responsibilities

* Design, implement, and maintain highly available network solutions across routing, switching, firewalling, and wireless technologies.
* Apply SRE principles to improve network reliability, scalability, and performance.
* Develop and maintain automation workflows usingAnsible,Salt, and related frameworks to reduce operational toil.
* Build and operate monitoring, alerting, and observability dashboards using tools such asGrafanaandSplunk.
* Proactively identify network bottlenecks, performance issues, and reliability risks, implementing long-term fixes rather than reactive solutions.
* Support incident response, root cause analysis, and post-incident reviews with a focus on continuous improvement.
* Collaboration with cross-functional engineering, security, and operations teams to ensure network solutions meet business and technical requirements.
* Contribute to documentation, runbooks, design artifacts, and operational standards.
* Participate in capacity planning, network modernization initiatives, and automation-first strategies.


Required Skills & Experience

* 10+ years of hands-on experiencein enterprise or service provider network engineering.
* Expertise in multi-vendorrouting, switching, firewalling, and wirelesstechnologies.
* Deep understanding of network protocols (BGP, OSPF, EIGRP, STP, VXLAN, VPNs, QoS, MPLS, etc.).
* Strong experience with infrastructure automation usingAnsibleandSalt.
* Proficiency with observability tooling such asGrafana,Splunk, or equivalent.
* Solid understanding of SRE practices including SLIs, SLOs, error budgets, and proactive reliability engineering.
* Strong troubleshooting, analytical, and performance optimization skills.
* Excellent communication and collaboration skills, with the ability to influence and guide technical stakeholders.


Nice to Have

* Experience with network programmability (Python, API-driven networking, NetConf/RESTConf).
* Exposure to cloud networking (AWS, Azure, GCP).
* Knowledge of zero-trust, SD-WAN, and network security best practices.
* Experience creating self-healing or fully automated network workflows.
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