Network Engineer
Listed on 2026-11-01
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IT/Tech
Cloud Computing: Infrastructure & Operations, IT Consultant, Network Engineer, Cybersecurity
Job Description Calling all innovators – find your future at Fiserv.
We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved.
If you want to make an impact on a global scale, come make a difference at Fiserv.
A qualified candidate can expect a fast paced, challenging & rewarding role in delivering a variety of Network, Security, Cloud, Virtualization, SDN & Automation technologies. Individuals are commonly involved in early conceptual assessments through POC’s.
Candidates should expect to be an integral part of Fiserv’s' many transformative initiatives that will institute automated self-service solutions to efficiently deliver on internal & external customer demands.
What You Need To Have- Excellent communication skills (written/verbal) to properly articulate complicated Network/Security designs to Management and Business partners
- Meticulous documentation & task/time management skills
- Practical knowledge of Industry standard Network/Security best practices & solutions
- Excellent diagnostic skills in troubleshooting complex Networking technologies throughout all layers of the OSI model
- Experience with Multi-Tenant & Multi-Data-Center deployments
- Expert in tuning and diagnosing dynamic routing protocols and associated attributes for complex route manipulation
- Experience in designing/deploying/maintaining highly available Underlay & Overlay Networking & Security constructs (MPLS, eVPN, VxLAN)
- Experience with Software Defined Networking solutions (SDWAN, NFV, Cloud Provider Peering)
- Experience with Coding & related Automation technologies
- Experience in provisioning/protecting/maintaining Internet peering points, Public IP Management and DDOS services
- Experience in Automating Network and/or Security deployments & functions in a Multi-Tenant/Multi-Data-Center environment
- Experience in Coding/Scripting languages (Python, Ansible, Powershell, Netmiko, Netconf, Napalm, Jinja, Yaml, JSON, API’s)
- Functional understanding of PCI/DSS controls, protections & best practices
- Experience in deploying/diagnosing the following protocols & functions: IP, TCP, UDP, DNS, DHCP, HTTP/S, VLANs, MPLS, IPSEC, DMVPN, BGP, OSPF, EIGRP, VRF, VxLAN, RPKI, eVPN, VRRP, MLAG, VPC, STP, Anycast, IPSEC, SSL, TLS
- Must be a US Citizen living in the US (Continental) to qualify for government related security clearances. (6C for BOE, C2 for IRS)
- Experience in deploying & maintaining large scale L2 & L3 Data Center Networks
- Experience with Cisco (IOS & NXOS) and Arista (EOS) Data Center equipment
- Layer1 & 2 Protocols (Spanning-Tree modes and modifications, Trunking, MLAG/VPC)
- Data Center Fabric deployment types (Fabric Path, VxLAN, EVPN)
- Interconnecting disperse Data Center Fabric technologies (VxLAN, EVPN)
- Layer3 Routing Protocols and Network Routing techniques (BGP, OSPF)
- Deploying/Managing Complex BGP routing policies
- Experience with VMWare platforms and Networking (VMotion, HCX, FXRails, VxRails)
- Experience with Automation Toolsets, Scripting & Config Templating (Git Lab, Python, Jinja, Netbox, Vendor API's)
Fiserv is a global fintech leader with 40,000-plus (and growing) associates proudly serving clients in more than 100 countries. As a FORTUNE™ 500 company, one of Fast Company’s Most Innovative Companies, and a top scorer on Bloomberg’s…
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