Senior Network Engineer at Morgan Stanley | England, GB | Rezi

Senior Network Engineer at Morgan Stanley

Senior Network Engineer

Morgan Stanley · England, GB

1 months ago

Senior Network Engineer

Morgan Stanley · England, GB

a month ago
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About the Role

Seeking a highly skilled Senior Network Engineer to deploy and support critical network infrastructure across enterprise and customer-facing platforms. This role requires deep expertise in routing, switching, data centre networking, internet connectivity, network security, and production change management, preferably within Financial Services.

Responsibilities

  • Implement and support enterprise-scale network infrastructure across data centres, campus and branch environments.
  • Provide Tier-3 support and technical leadership during major incidents and escalations.
  • Develop and maintain network standards, update documentation, and engineering procedures.
  • Lead planning, testing, risk assessment, and deployment of critical security and infrastructure patches across production environments, ensuring timely rollout with zero unplanned outages.
  • Drive execution of complex, large-scale maintenance activities across global environments with minimal customer or business impact.
  • Coordinate maintenance windows, rollback plans, validation testing, and post-implementation reviews.
  • Ensure compliance with security, audit, and regulatory requirements through timely remediation of vulnerabilities.
  • Partner with Security, Infrastructure, Application, and Operations teams to prioritize remediation activities and maintain resilient business services.
  • Coordinate end-to-end remediation activities including maintenance windows and pre/post validations across multiple stakeholders.
  • Maintain high availability and resilience of business-critical services while improving network reliability and security posture.
  • Monitor network performance and proactively identify risks before they impact production.
  • Develop automation solutions using Python, Ansible, or similar tools to improve operational and deployment efficiency.
  • Standardize deployment procedures and reduce manual intervention through automation to lower operational risk.
  • Drive operational excellence through continuous process improvement and infrastructure optimization.

Requirements

  • Strong hands-on experience with Leaf-Spine Architectures across Cisco and Arista Platforms.
  • Strong hands-on experience with Ethernet technologies: STP, 802.1Q, VPC, Multilayer Switching.
  • Strong hands-on experience with IP Routing protocols: RIP, OSPF, BGP, MPBGP, TCP/IP.
  • Strong hands-on experience with VxLAN.
  • Platform knowledge on Cisco Switching & Routing Platforms.
  • Platform Knowledge on Arista Switching platforms.
  • Familiarity with JIRA for project and task management, specifically work in Agile.
  • Experience with Ansible, Python, Terraform, Github.
  • At least 8 + years’ relevant experience.
  • Proven experience executing critical security patching and production network upgrades in large-scale environments - global data centres and branch sites.
  • Experience operating in financial services, trading, telecommunications, cloud, or other mission-critical environments.
  • Demonstrated ability to perform complex maintenance and migration activities during scheduled change windows.
  • Strong understanding of network resiliency, high availability, and disaster recovery principles.
  • Willingness to support weekend implementations, emergency changes, and critical incident response when required.

Skills

  • Wireshark
  • Infoblox
  • HPNA
  • Splunk
  • Sevon
  • Cloud knowledge
  • Wireless knowledge
  • Python
  • Ansible
  • Terraform
  • Github
  • CCNP
  • CCIE

Location

  • Global

Work Type

  • Flexible working opportunities

Experience Level

  • Senior
  • 8+ years

Education Level

  • CCNP, CCIE, or equivalent industry certifications preferred.

Benefits

  • Attractive and comprehensive employee benefits and perks

About the Company

  • In the Technology division, we leverage innovation to build the connections and capabilities that power our Firm, enabling our clients and colleagues to redefine markets and shape the future of our communities.
  • Since 1935, Morgan Stanley is known as a global leader in financial services, always evolving and innovating to better serve our clients and our communities in more than 40 countries around the world.
  • At Morgan Stanley, we raise, manage and allocate capital for our clients – helping them reach their goals.
  • Our values - putting clients first, doing the right thing, leading with exceptional ideas, committing to diversity and inclusion, and giving back - guide the decisions we make every day to do what's best for our clients, communities and more than 80,000 employees in 1,200 offices across 42 countries.
  • At Morgan Stanley, you’ll find an opportunity to work alongside the best and the brightest, in an environment where you are supported and empowered.
  • Our teams are relentless collaborators and creative thinkers, fueled by their diverse backgrounds and experiences.
  • We are proud to support our employees and their families at every point along their work-life journey, offering some of the most attractive and comprehensive employee benefits and perks in the industry.
  • There’s also ample opportunity to move about the business for those who show passion and grit in their work.

Equal Opportunity

  • Morgan Stanley is an equal opportunity employer committed to building and maintaining a workforce that is diverse in experience and background.
  • Our recruiting efforts reflect our strong commitment to a culture of inclusion, where individuals are hired, developed, and advanced based on their skills and talents.
  • Our workforce reflects a broad cross-section of the global communities in which we operate, bringing a variety of backgrounds, talents, perspectives, and experiences.