Senior Network Engineer

Fiserv

. Design, develop, deploy, and maintain networking technologies and solutions providing global intercommunications throughout Fiserv and its customers .

Posted 10/26/2026full-timeUnited StatesSenior💰 $110,000 - $186,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing, developing, and deploying networking technologies, with a strong focus on automation and orchestration solutions. Proficient in utilizing various programming languages and tools to enhance network security and performance across multi-tenant environments.

Highest-signal resume keywords

Network AutomationPython ProgrammingAnsible AutomationSoftware Defined NetworkingNetwork Security Design

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PythonAnsiblePowerShellNetmikoNetconfNapalmYAMLJSONAPIsNetwork Protocols

Soft Skills

MentoringCollaboration

Tools & Technologies

DockerJenkinsGitAWS Transit GatewayAzure VNet PeeringGCP Cloud InterconnectArista EOSVEOS

Certifications & Qualifications

Juniper Route and Switch CertificationCisco Route and Switch Certification

Industry Keywords

Multi-Tenant EnvironmentsPCI ComplianceDSS ControlsDynamic Routing ProtocolsVirtualized NetworkingCloud Provider Peering

Tech Stack

Tools & technologies

AnsibleAWSAzureCloudDNSDockerGoogle Cloud PlatformJenkinsPythonSaltStackSwitching

About the role

Key responsibilities & impact

Design, develop, deploy, and maintain networking technologies and solutions providing global intercommunications throughout Fiserv and its customers
Deliver network, security, cloud, virtualization, SDN, and automation technologies
Drive early concept assessments through proofs of concept to validate proposed industry and vendor solutions
Partner with teams across the organization to support internal adoption and remain engaged throughout solution lifecycles
Mentor other engineers

Requirements

What you’ll need

7+ years of experience automating network and/or security deployments and functions in multi-tenant or multi-data center environments
5+ years of experience with Python, Ansible, PowerShell, Netmiko, Netconf, Napalm, Jinja, YAML, JSON, and APIs
5+ years of experience with automation and orchestration solutions including Ansible, SaltStack, Rundeck, Docker, Jenkins, NetBox, and Git
5+ years of experience designing and deploying NS, GSLB, VPN, Anycast, and Active Directory services using PCI and DSS controls, protections, and best practices
2+ years of experience deploying and diagnosing IP, TCP, UDP, DNS, DHCP, HTTP/S, VLANs, MPLS, IPSEC, DMVPN, BGP, OSPF, EIGRP, VRF, VxLAN, RPKI, eVPN, VRRP, MLAG, VPC, STP, Anycast, SSL, and TLS
2+ years of experience tuning and diagnosing dynamic routing protocols and associated attributes for complex route manipulation
2+ years of experience with Software Defined Networking solutions, including Versa and/or Cisco SDWAN, NFV, Cloud Provider Peering, and Agile methodologies
Bachelor’s degree in computer science, a relevant field, or equivalent combination of education, work, and/or military experience
Juniper Route and Switch certifications and Cisco Route and Switch certifications would be great to have
Experience with Public Internet Addressing provisioning and maintenance, including ARIN, RIR, and RPKI
Experience deploying virtualized networking and security functions
Experience with AWS Transit Gateway, Azure VNet Peering, or GCP Cloud Interconnect
Experience deploying Arista EOS or vEOS Switching platforms and designing and deploying IPv6
Legally authorized to work in the U.S. without visa sponsorship now or in the future
Ability to use a computer and audio equipment

Benefits

Comp & perks

Annual incentive opportunity, potentially delivered as a mix of cash bonus and equity awards
Approximately 10% travel off-site or to other office locations
In-person collaboration and career development opportunities