Join to apply for the Senior Network SRE role at W3Global
1 day ago Be among the first 25 applicants
Get AI-powered advice on this job and more exclusive features.
Job Description: Senior Network SRE (London)
Senior Network SRE with 10+ years in multi-vendor routing, switching, firewalling, wireless, automation (Ansible, Salt), and observability tools (Grafana, Splunk).
Core skills
routing, switching, firewalling, wireless Automation & monitoring tools: Ansible, Salt, Grafana, Splunk.
Role Overview
We are seeking a highly experienced Senior Network Site Reliability Engineer (SRE) to join our global network operations team. This role is critical in ensuring the reliability, scalability, and performance of our network infrastructure. You will lead incident response, troubleshoot complex issues, and drive automation initiatives to maintain world-class network services.
Required Skills
* Minimum 10 years' hands‑on experience in network engineering and operations.
* Deep expertise in routing, switching, firewalling, and wireless across multiple vendors.
* Strong troubleshooting skills, including overlay/underlay network understanding.
* Proficiency in Linux/Unix environments.
* Experience with automation and monitoring platforms.
* Ability to work independently, set technical direction, and mentor others.
Key Responsibilities
* Lead Incident Management: Own and resolve critical network incidents, manage outages, and provide expert guidance during high‑pressure situations.
* Advanced Troubleshooting: Diagnose and resolve complex issues across routing, switching, firewalling, and wireless domains.
* Technical Leadership: Set technical direction, mentor junior engineers, and foster a culture of operational excellence.
* 24/7 Operations: Participate in a shift‑based model to ensure continuous availability of critical network services.
* Multi‑Vendor Expertise: Operate across diverse environments including Arista, Cisco, Cumulus, Spectrum Ethernet, InfiniBand, Palo Alto, Check Point, Mist, Aruba, A10, Netscaler, and F5.
* Security & Segmentation: Support network segmentation, policy enforcement, and VPN solutions (GlobalProtect, AnyConnect).
* Automation & Observability: Utilize tools like Grafana, Big Panda, ServiceNow, ITMP, syslog, Splunk, Salt, Ansible, and Prometheus to enhance monitoring and automation.
* Innovation Projects: Collaborate on wireless design and AI cluster deployments to support cutting‑edge initiatives.
Preferred Skills
* Experience with InfiniBand and AI cluster deployments.
* Familiarity with network asset management systems (e.g., Nautobot).
* Wireless design experience with Cisco, Mist, Aruba.
Seniority level
Mid‑Senior level
Employment type
Contract
Job function
Information Technology
Industries
Staffing and Recruiting
Referrals increase your chances of interviewing at W3Global by 2x
Get notified about new Senior Site Reliability Engineer jobs in London, England, United Kingdom.
#J-18808-Ljbffr