Senior, Network Engineer - Telecommunications Team

FIS Management Services LLC; Jacksonville (FL); On-site; USD 120,000 - 180,000; Full time

Job summary

FIS is seeking a Senior Network Engineer to drive complex transport initiatives across Layer 1–3, including optical wavelength services and 100G backbone design for global connectivity. You will collaborate with Data and Voice Engineering, Infrastructure Architecture, Product and Project Management, Information Security, and Supply Chain to scope, plan, and implement large-scale network programs.

Responsibilities include leading circuit provisioning, vendor management, decommissioning legacy

Qualifications

• 5+ years in network provisioning or circuit engineering leadership.
• 5+ years in Network Engineering with telecom carrier exposure.
• Experience with modern transport tech including Ethernet, optical wavelengths, backbone connectivity.
• Proficient with MS Office tools: Excel, PowerPoint, Visio, SharePoint, Word.
• Experience with Ethernet transport services and route visualization.

Responsibilities

• Lead and mentor Network Circuit Engineering team through design, ordering, provisioning and delivery.
• Provide technical leadership for large-scale transport initiatives with Layer 1–3 diversity.
• Design and support high-capacity optical services and 100G wavelengths for US/global backbone.
• Support SD-WAN, hybrid WAN, MPLS, and secure cloud connectivity.
• Own carrier escalations, vendor strategy, and cost optimization efforts.

Skills

Leadership

Circuit design

Carrier relations

Layer 1-3

MPLS

100G wavelengths

SD-WAN

Hybrid WAN

Cloud connectivity

Documentation

Excel/Office

Education

Bachelor's degree

Tools

Calero TEM

Verasmart TEM

ServiceNow

Job description

Job Description Job Posting Description We are FIS. Our technology powers the world’s economy and our teams bring innovation to life. We champion diversity to deliver the best products and solutions for our colleagues, clients and communities. If you’re ready to start learning, growing and making an impact with a career in fintech, we’d like to know: Are you FIS?

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

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

What We Offer you:

• Opportunities to innovate in fintech
• Inclusive and diverse team atmosphere
• Professional and personal development
• Resources to contribute to your community
• Competitive salary and benefits

Privacy Statement FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice.

EEOC Statement

FIS is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, marital status, genetic information, national origin, disability, veteran status, and other protected characteristics. The EEO is the Law poster is available here supplement document available here

For positions located in the US, the following conditions apply. If you are made a conditional offer of employment, you will be required to undergo a drug test.

ADA Disclaimer:

In developing this job description care was taken to include all competencies needed to successfully perform in this position. However, for Americans with Disabilities Act (ADA) purposes, the essential functions of the job may or may not have been described for purposes of ADA reasonable accommodation. All reasonable accommodation requests will be reviewed and evaluated on a case‑by‑case basis.

Sourcing Model Recruitment at FIS works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. FIS does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.