Senior Network Engineer - AVP

Barclays•Jefferson, CO

8d•$120,000 - $175,000•Onsite

About The Position

The Senior Network Engineer - AVP designs, builds, and operates Barclays’ global network infrastructure platforms and connectivity products across data center, core, campus, branch, and edge environments. The role covers routing, switching, wireless, WAN, SD-WAN, remote access, and supporting network services such as load balancing, DNS, DHCP, IP Address Management (IPAM), and proxy solutions. As part of Barclays’ Networks Modernization journey, the engineer delivers modern, resilient network platforms and advances automation, DevOps practices, and product-centric ways of working to improve scalability, security, and delivery speed. The role serves as a technical authority, shaping network architecture and design direction, guiding multifaceted delivery, and ensuring platforms meet business, regulatory, and operational requirements. The role also involves building and maintaining reliable, scalable, and secure infrastructure; monitoring and resolving infrastructure issues; automating tasks and processes; implementing security measures; collaborating across functions; and staying informed about technology trends. AVP expectations include influencing decisions, contributing to policy and operational effectiveness, leading or guiding assignments, managing risk and controls, analyzing complex information, and communicating with and influencing stakeholders. The role is located in Barclays’ Whippany, New Jersey office.

Requirements

Deep practical project delivery experience across enterprise-grade networks, including BGP, OSPF, EIGRP, multicast, QoS, MPLS, private circuits, metro Ethernet, and network segmentation.
Considerable experience designing, implementing, and operating modern data center environments, including spine-leaf architectures, VXLAN/EVPN, DCI, ACI, and DWDM.
Extensive experience designing and implementing advanced data networks with Cisco, Arista, Fortinet, and F5 platforms.
Demonstrated experience designing and operating enterprise Wi-Fi solutions and SD-WAN solutions.
Established experience delivering large-scale data networks and working with key stakeholders on end-to-end network design and deployment across LAN, MAN, WAN, data center, wireless, extranet, and branch environments.

Nice To Haves

Good understanding of resiliency and traffic engineering patterns, including redundancy models, segmentation, firewall integration, and traffic optimization.
Experience with AI-driven automation and Python scripting.
Ability to assess and improve platform availability.
Practical experience implementing network automation using Cisco NSO, Ansible, and/or Python, with a focus on consistency, scale, and risk reduction.
Experience designing and supporting enterprise connectivity to AWS and/or Azure, including hybrid architectures, routing integration, and secure connectivity patterns.

Responsibilities

Design, build, and operate global network infrastructure platforms and connectivity products across data center, core, campus, branch, and edge environments.
Deliver modern, resilient network platforms as part of the Networks Modernization journey.
Drive automation, DevOps practices, and product-centric ways of working to improve scalability, security, and speed of delivery.
Act as a technical authority by shaping network architecture and design direction and guiding multifaceted delivery.
Ensure network platforms meet business, regulatory, and operational requirements.
Develop, deliver, and maintain infrastructure solutions that meet business requirements for reliability, performance, availability, and ease of use.
Monitor infrastructure and system performance, identify and resolve potential issues, vulnerabilities, and outages, and use data to reduce mean time to resolution.
Develop and implement automated tasks and processes to improve efficiency and reduce manual intervention.
Implement secure configurations and measures that protect infrastructure, hardware, software, and data from cyber-attacks, vulnerabilities, threats, and unauthorized access.
Collaborate with product managers, architects, engineers, stakeholders, and other functions to define requirements, develop solutions, and ensure integration with business objectives.
Stay informed about technology trends and innovations and contribute to technology communities.
Advise and influence decision-making, contribute to policy development, and take responsibility for operational effectiveness.
Lead or guide team members and collaborative assignments; where applicable, set objectives, coach employees, and appraise performance.
Consult on complex issues and advise People Leaders on escalated issues.
Identify ways to mitigate risk, develop policies and procedures supporting control and governance, and take ownership of risk management and controls.
Analyze complex data from multiple sources to solve problems and communicate complex information to stakeholders.