Senior, Network Engineer - Telecommunications Team

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About the Role:

The FIS Telecommunications Team is hiring a Senior Network Engineer who is responsible for driving technical rigor, and leading complex problem solving and escalation efforts related to circuit design, provisioning, and implementation. This role supports modern, high-capacity transport solutions and emerging connectivity technologies across the global FIS network. Responsibilities span Layers 1, 2 and 3 transport, modern optical and IP based architectures, dark fiber and wavelength services, global aggregation, colocation and interconnection strategy, and wireless and satellite connectivity solutions. This includes leading initiatives to decommission legacy technologies while enabling scalable, software driven and high bandwidth network designs. The Senior Network Engineer will work closely with Data and Voice Engineering, Infrastructure Architecture, Product and Project Management, Information Security, Finance, and Data Center Operations to scope, plan, and execute large scale transport and network initiatives. The role also partners closely with Supply Chain to define telecom vendor strategy, support RFPs, evaluate carrier performance, and optimize cost structures.

About the team:

The FIS Network Team delivers enterprise and client telecommunications connectivity solutions worldwide. Our responsibilities span vendor strategy, network design, circuit provisioning, inventory management, and Telecom Expense Management (TEM). Comprised of wide area network engineers, telecommunications specialists, and expense management professionals, we oversee and optimize FIS’s global telecom portfolio. Our mission is to provide world-class, reliable, and cost-effective telecommunications services that enable business operations, support client needs, and drive connectivity excellence across the enterprise.

What You Will Be Doing:

• Lead and mentor Network Circuit Engineering team members across circuit design, carrier selection, ordering, provisioning, implementation, carrier escalations, and inventory accuracy

• Provide technical leadership and design expertise for large scale network initiatives requiring complex Layer 1 transport diversity, resiliency, and route analysis

• Design and support modern transport solutions including high-capacity optical services, 100G wavelengths to support US and global backbone aggregation

• Support SD-WAN and hybrid WAN architectures, including MPLS, carrier Ethernet, internet underlay, and secure cloud connectivity

• Design and implement connectivity for cloud and interconnection services including colocation environments, cloud on ramps, and carrier neutral facilities

• Lead deployment and support of wireless and alternative access technologies including LTE, private wireless, satellite-based connectivity, and emerging mobility solutions

• Own carrier escalations and service delivery risk management to meet business timelines and resiliency objectives

• Partner with Supply Chain on RFP development, contract discussions, vendor product strategy, and financial analysis

• Drive legacy technology decommissioning efforts, including TDM retirement and migration to modern transport architectures

• Ensure accurate documentation, circuit inventory, and design artifacts across inventory, ordering, and network management systems

• Demonstrate a high level of professionalism, accountability, and commitment to delivering secure, resilient, and scalable network solutions on time

Required Qualifications:

• 5+ years of experience leading or providing senior-level support to a network provisioning or circuit engineering team

• 5+ years of Network Engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education

• 5+ years of experience working directly with telecom carriers, including escalations and service delivery management

• 5+ years of experience in network operations, network engineering, or a combination of both

• Experience supporting modern transport technologies including carrier Ethernet, optical wavelength services, and backbone connectivity

• Proficiency with Microsoft Office tools including Excel, PowerPoint, Visio, SharePoint and Word

• Experience with Ethernet based networking and transport services

• Experience using mapping or route visualization tools for transport diversity analysis

Preferred Qualifications:

• Strong verbal, written, and interpersonal communication skills

• Proven ability to lead technical problem solving in a fast paced, highly regulated environment

• Demonstrated experience coaching, mentoring, or providing technical leadership to engineering teams

• Knowledge of SD-WAN, hybrid WAN, and secure connectivity architecture

• Knowledge of MPLS, carrier Ethernet, and internet-based transport solutions

• Experience with modern optical networking concepts including IP over DWDM and high-capacity wavelength services

• Familiarity with cloud connectivity, colocation environments, and interconnection ecosystems

• Understanding of wireless and satellite-based access technologies

• Strong understanding of telecom vendor ecosystems, network diversity strategies, and resiliency design

• Experience with circuit engineering lifecycle management including design, sourcing, deployment, testing, and documentation

• Experience utilizing Calero / Verasmart TEM application

• Experience utilizing Service Now

What We Offer you:

At FIS, we are as committed to growing our employees’ careers as our own business. We offer:

• Opportunities to innovate in fintech

• Inclusive and diverse team atmosphere

• Professional and personal development

• Resources to contribute to your community

• Competitive salary and benefits