> Markdown version of [/jobs/ext/3984280-senior-network-engineer](https://www.wearedevelopers.com/jobs/ext/3984280-senior-network-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Network Engineer

- **Company:** Fiserv, Inc.
- **Location:** Marietta, GA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Apple IOS, Border Gateway Protocol, Cloud Computing, Computer Networks, Data Centers, Dynamic Host Configuration Protocol, Dynamic Multipoint Virtual Private Networks, Domain Name System (DNS), Enhanced Interior Gateway Routing Protocol, Trunking, Hypertext Transfer Protocols (HTTP), Internet Protocol Security (IP SEC), Multi-protocol Systems, JSON, Jinja (Template Engine), Python (Programming Language), Network Security, Netconf, Network Functions Virtualization, Routing, Open Shortest Path First (OSPF), Peering, Windows PowerShell, Ansible, Transmission Control Protocol (TCP), Virtual Local Area Networks, Virtual Router Redundancy Protocols, YAML, Network Routing, Dynamic Routing, Scripting, Transport Layer Security, Amazon Virtual Private Cloud (VPC), Gitlab, Data Center Networking, Templating, Information Technology, Ddos, Cisco, Web Api, Vmware
- **Published:** October 28, 2026
- **Apply:** https://dejobs.org/x/x/BE89B1D127F847B6A980B4533E288638/job/

## About the Role

* 6+ years of experience with complicated Network/Security designs to Management and Business partners
 * 5+ years of experience with Multi-Tenant & Multi-Data-Center deployments
 * 5+ years of experience in tuning and diagnosing dynamic routing protocols and associated attributes for complex route manipulation
 * 4+ years of experience with Software Defined Networking Solutions (SDWAN, NFV, Cloud Provider Peering)
 * Experience in designing/deploying/maintaining highly available Underlay & Overlay Networking & Security constructs (MPLS, eVPN, VxLAN)
 * Experience in provisioning/protecting/maintaining Internet peering points, Public IP Management and DDOS services
 * Experience in Coding/Scripting languages (Python, Ansible, Powershell, Netmiko, Netconf, Napalm, Jinja, Yaml, JSON, API's)
 * 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
 * Bachelor's degree in computer science, or a relevant field, or an equivalent combination of education, work, and/or military experience

Experience that would be great to have:

 * Experience in deploying & maintaining large scale L2 & L3 Data Center Networks
 * Experience with Cisco (IOS/XE & NXOS) and Arista (EOS) Data Center equipment
 * Functional understanding of PCI/DSS controls, protections & best practices
 * Layer1 & 2 Protocols (Spanning-Tree modes and modifications, Trunking, MLAG/VPC)
 * Data Center Fabric deployment types (FabricPath, VxLAN, EVPN)
 * Interconnecting disperses Data Center Fabric technologies (VxLAN, EVPN)
 * Layer3 Routing Protocols and Network Routing techniques (BGP, OSPF, EIGRP)
 * Deploying/Managing Complex BGP routing policies
 * Experience with VMWare platforms and Networking (VMotion, HCX, FXRails, VxRails)
 * Experience with Automation Toolsets, Scripting & Config Templating (GitLab, Python, Jinja, Netbox, Vendor API's)

## Description

* Drive early concept assessments through POCs to ensure validity of proposed industry and vendor solutions
 * Partner with other teams across the organization to ensure internal adoption of such solutions and remain engaged throughout their lifecycles
 * Serve as a mentor to other engineers, This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Massachusetts, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island, Vermont, Virginia, Maine or Washington.

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Please note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.