Senior Network Engineer

1 week ago


London Area, United Kingdom Tempest Vane Partners Full time

The ClientOur client is a leading global investment management firm operating a multi-strategy platform that combines cutting-edge technology with deep fundamental and quantitative research. With a presence across major financial centres in a collaborative global footprint spanning London, New York, and Asia, the firm manages a diverse portfolio across asset classes and strategies, supported by a world-class infrastructure and proprietary technology stack.The organisation is renowned for its collaborative, high-performance culture, one that empowers engineers to design, build, and operate systems that directly enable trading and investment decision-making. With trading volumes, data analytics, and cloud integration scaling rapidly, the firm is expanding its core network engineering function to ensure its systems remain ultra-low latency, secure, and globally consistent. This is a key hire in building the next generation of network architecture supporting the firm’s ambitious technology roadmap.What You’ll GetCompetitive base salary and performance-related bonusPrivate healthcare and pension contributionsExposure to a high-calibre trading environment and global technology platformOpportunities for professional development and advanced certificationsA collaborative, high-trust culture that values expertise and innovationWhat You’ll DoAs a Senior Network Engineer, you’ll play a central role in maintaining and evolving the firm’s global data and voice network. You’ll design and deliver projects that support both trading operations and broader business initiatives across data centres, offices, and cloud environments.Key responsibilities include:Owning and supporting the global network and voice infrastructureDesigning, implementing, and optimising secure, scalable network solutionsPartnering with internal teams and external vendors to resolve complex network issuesLeading infrastructure projects involving data centres, telephony, and cloud connectivityPerforming proactive monitoring, maintenance, capacity planning, and performance tuningDriving automation and process improvement initiativesWhat You’ll NeedMinimum 5 years’ experience supporting enterprise-level data and voice networksSolid experience in financial or trading environments preferredCisco CCNP (or equivalent) certification requiredStrong hands-on expertise with:Cisco 9500/9300 series switches, 2900/4400 routersJuniper SRX Firewalls, Cisco Meraki appliancesCore technologies: BGP, OSPF, HSRP, spanning tree, VPNs, dot1x, ACI fabricAWS Direct Connect and Transit GatewaysKnowledge of Cisco ISE and network automation (Terraform desirable)Excellent analytical, communication, and problem-solving skillsA proactive mindset with the ability to work independently in a fast-paced environmentInterested?Please apply directly to confidentially discuss this opportunity and the broader infrastructure roadmap.



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