Senior Network Engineer jobs in United States
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Fiserv · 1 day ago

Senior Network Engineer

Fiserv is a global leader in Fintech and payments, connecting financial institutions and consumers. The Senior Network Engineer will be responsible for the design, development, deployment, and maintenance of networking technologies that provide global intercommunications throughout Fiserv and its customers.

Financial ServicesFinTechInformation ServicesInformation Technology
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Responsibilities

Deliver a variety of network, security, cloud, virtualization, SDN, and automation technologies
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

Qualification

Network automationPythonAnsibleNetwork designSDN solutionsCloud networkingRouting protocolsVirtualizationSoft skills

Required

7+ years of experience in automating network and/or security deployments and functions in a multi-tenant or multi-data center environment
5+ years of experience in coding and scripting languages, including Python, Ansible, Powershell, Netmiko, Netconf, Napalm, Jinja, Yaml, JSON, and APIs
5+ years of experience in automation and orchestration solutions (Ansible, SaltStack, Rundeck, Docker, Jenkins, NetBox, and GIT)
5+ years of experience in designing and deploying NS, GSLB, VPN, Anycast, and Active Directory services using PCI and DSS controls, protections, and best practices
2+ years of experience in deploying and diagnosing the following: 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, and TLS
2+ years of experience in tuning and diagnosing dynamic routing protocols and associated attributes for complex route manipulation
2+ years of experience with Software Defined Networking solutions (Versa and/or Cisco SDWAN, NFV, Cloud Provider Peering) and Agile methodologies
Bachelor's degree in computer science, or a relevant field, or an equivalent combination of education, work, and/or military experience

Preferred

Juniper Route and Switch certifications and Cisco Route and Switch certifications
Experience in provisioning and maintenance of Public Internet Addressing (ARIN, RiR, RPKI)
Experience deploying virtualized networking and security functions
Prior experience with cloud-native network services (e.g., AWS Transit Gateway, Azure VNet Peering, GCP Cloud Interconnect)
Experience deploying Arista EOS or vEOS Switching platforms and designing and deploying IPv6

Company

Fiserv is a provider of technology solutions to the financial services industry.

Funding

Current Stage
Public Company
Total Funding
$2.48B
Key Investors
BlackBird Financial LP
2026-01-06Post Ipo Equity
2025-04-29Post Ipo Debt· $2.48B
1986-10-03IPO

Leadership Team

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Michael Lyons
President and CEO-Elect, Fiserv
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Robert Hau
EVP, CFO
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Company data provided by crunchbase