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Added 1 min ago
Principal Software Engineer
Highmark Health
Helena, MT
We are seeking a visionary Principal Software Engineer responsible for building scalable public-facing software applications across Digital Member Experience channels. As a key player…
Added 1 min ago
Senior Staff Full-stack Engineer - Global Payment Network (Remote - Eligible)
Capital One
Helena, MT
As a Senior Staff Engineer at Capital One, you will be part of a community of technical experts working to define the future of banking in the cloud. You will work alongside our talented…
Added 1 min ago
EG
Dev Lead
Eliassen Group
Helena, MT
- $110 to $120 USD / hour
2+ years as a senior or principal engineer with design, implementation, and operational ownership.
Added 17 mins ago
Senior Platform Software Engineer
Raydar
Palo Alto, CA
- Solid backend engineering experience with Python or Go, APIs, databases and distributed systems.
Added 20 mins ago
EG
Dev Lead
Eliassen Group
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- $110 to $120 USD / hour
2+ years as a senior or principal engineer with design, implementation, and operational ownership.
Added 21 mins ago
O
Lead Principal Site Reliability Engineer
Oracle
Nashville, TN
- $96,300 to $264,100 USD / year
Serve as a senior technical authority for system reliability, scalability, resilience, performance, and production operations.
Added 43 mins ago
EG
Dev Lead
Eliassen Group
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- $110 to $120 USD / hour
2+ years as a senior or principal engineer with design, implementation, and operational ownership.
Added 54 mins ago
AI Engineer-SAP S/4 HANA & Joule
Scotts Miracle-Gro
Marysville, OH
…you would like to be considered we encourage you to apply! AI Engineer - SAP S/4HANA & Joule About the role We are migrating to SAP S/4HANA and have a live sandbox ready today. We are…
Added 55 mins ago
BF
MLOps engineer
BC Forward
Cincinnati, OH
- $80 to $85 USD / hour
Added 55 mins ago
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Snowflake Administrator / Senior Snowflake Platform Engineer
BC Forward
Cincinnati, OH
- $115 to $117 USD / hour
Job Title: Snowflake Administrator / Senior Snowflake Platform Engineer Location: Cincinnati OH Duration: Contract - 2 months Pay Range: $115/hr to $117/hr (W2) Job ID: 411273 About…
Added 56 mins ago
EG
Dev Lead
Eliassen Group
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- $110 to $120 USD / hour
2+ years as a senior or principal engineer with design, implementation, and operational ownership.
Added 1 hour ago
TT
Senior Platform Engineer
True Talent Solutions Partners
New York, NY
- $175,000 to $220,000 USD / year
- Familiarity with Python or Go, PostgreSQL, vector databases, S3 or similar object storage, Kafka, and distributed SQL databases.
Added 2 hours ago
EG
Dev Lead
Eliassen Group
Carson City, NV
- $110 to $120 USD / hour
2+ years as a senior or principal engineer with design, implementation, and operational ownership.
Added 3 hours ago
TT
Senior Forward Deployed Engineer, Operate
True Talent Solutions Partners
New York, NY
- $170,000 to $205,000 USD / year
- Fluency in JavaScript or Node.js, TypeScript, Python, Next.js, and React, plus production cloud infrastructure experience with AWS or GCP.
Added 3 hours ago
Senior AI Tools Engineer, SRE Operations - GeForce NOW
NVIDIA USA
Remote, United States
We are seeking a passionate AI Tools Engineer to join the Site Reliability Engineering (SRE) Data Team. Applicants with SRE or equivalent experience are encouraged.
Added 3 hours ago
EG
Dev Lead
Eliassen Group
Annapolis, MD
- $110 to $120 USD / hour
2+ years as a senior or principal engineer with design, implementation, and operational ownership.
Added 4 hours ago
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Dev Lead
Eliassen Group
Baton Rouge, LA
- $110 to $120 USD / hour
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Added 4 hours ago
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Dev Lead
Eliassen Group
Des Moines, IA
- $110 to $120 USD / hour
2+ years as a senior or principal engineer with design, implementation, and operational ownership.
Added 4 hours ago
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Part Time Software Platform Engineer Co-Op (Remote)
RTX Corporation
richardson, TX
- Part-time
Raytheon is hiring SW Platform Engineer Co-Ops as a part of the Raytheon Cooperative Education Program (Co‑op). This is a part-time, remote role targeting senior or postgraduate students…
Added 4 hours ago
DevOps Middleware Infra Engineer - Assistant Vice President
Citigroup
Irving, TX
The Infrastructure Senior Technology Analyst is an intermediate level role responsible for assisting with LAN / WAN and help desk administration activities, including network maintenance,…
Added 4 hours ago
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Software & DevOps Engineer
NTT Data Americas, Inc.
Irving, TX
- $55 to $66 USD / hour
Job Description – Senior Software Engineer – DevSecOps & Secure Engineering
Added 4 hours ago
Principal Engineer II - Data Engineering
Toyota
Plano, TX
Toyota's Digital Innovations group within TMNA's Supply Chain organization is seeking a highly experienced Principal Engineer II, Data Engineering to lead the technical strategy and…
Added 4 hours ago
Senior Engineer - Data Engineering
Toyota
Plano, TX
Toyota's Digital Innovations team in the Supply Chain group is seeking multiple talented Senior Data Engineers to join our development team. This role will focus on implementing and…
Added 4 hours ago
Senior Confluent Kafka Platform Admin
Charles Schwab
Austin, TX
Event Streaming team in Enterprise Middleware organization is seeking a Senior Kafka Platform Engineer with experience to lead the evolution of its enterprise event-streaming platform and…
Added 4 hours ago
Staff Software Test Engineer
Realtor.com
Austin, TX
We have an exciting opportunity for an innovative Staff Engineer in Test to join our RDC team. The charter for this team is to build and deliver innovative solutions across the real-estate…

Closed listing

Fiserv

Senior Network Infrastructure Engineer – F5 / NetScaler

Columbus, OH, United States

$109,000.00 - $182,400.00

This opening has closed.

The original listing is kept below for reference.

Find open jobs More jobs with this employer

About employer

Job details

Pay: $109,000.00 - $182,400.00
Posting language: English
Posted: Oct 29, 2026

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Original job description

Archived listing. The details below describe a past opening.

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.

Job Title

Senior Network Infrastructure Engineer – F5 / NetScaler

About your role

You will serve as a senior technical engineer supporting enterprise load balancing and DNS. You will lead the design, deployment, optimization, and troubleshooting of highly available infrastructure solutions, with a strong focus on F5 and Citrix NetScaler technologies. You will support Fiserv’s government programs, partnering with infrastructure, application, security, and vendor teams to deliver secure, resilient, and scalable solutions.

What you’ll do

Design, deploy, and maintain a critical local and global load balancing infrastructure using Citrix NetScaler and F5 solutions.
Manage DNS infrastructure and configurations
Design and implement load balanced application configurations
Provide technical leadership and design guidance for application teams.
Troubleshoot complex infrastructure issues and drive problems through resolution
Lead platform upgrades, configuration changes, capacity planning, and performance optimization
Develop and maintain configurations for virtual servers, certificates, policies, and related services
Understand encryption technologies commonly used by web applications, DNS, and load balancing
Partner with application, infrastructure, security, OEM, and vendor teams on technical solutions
Operate in a regulated, controlled financial environment.
Develop technical standards, documentation, and implementation procedures
Identify opportunities to improve and automate infrastructure processes using tools such as Python and Ansible
Provide technical guidance and knowledge sharing across engineering teams

Experience you’ll need to have

8+ years of experience in network, systems, infrastructure engineering, or a related field
6+ years of experience with Citrix NetScaler and/or F5 design, deployment, and support
6+ years of experience with technologies such as LTM, GTM, HA, GSLB, ad content switching.
4+ years of DNS experience, such as Bluecat, DNSSEC, and F5 XC.
Experience troubleshooting complex financial, regulated, enterprise infrastructure environments
Bachelor’s degree in computer science, engineering, information technology, business, or a related field, or an equivalent combination of education, related experience, and/or military experience

Experience that would be great to have

Experience with Python, Ansible, or other infrastructure automation tools
Experience with multi-factor authentication solutions
Experience supporting large-scale infrastructure migrations or modernization initiatives
F5 certifications such as F5-CTS or F5-CSE
Strong communication skills and experience working across technical teams, vendors, and business partners

Important information about this role

This position requires in-person collaboration
Must possess U.S. Citizenship or U.S. Permanent Resident (Green Card) status
This position will work a second-shift schedule

How you’ll work

This role requires the use of a computer and audio equipment

#Hiring #NetworkEngineering #F5 #F5BIGIP #NetScaler #LoadBalancing #InfrastructureEngineering #CloudInfrastructure #TechJobs #L1-CD1

Salary Range

$109,000.00 - $182,400.00

These pay ranges apply to employees in Colorado, Hawaii, Illinois, Nevada, Rhode Island, Vermont and Washington. Pay ranges for employees in other states may differ.

For incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards in the Company’s sole discretion.

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

Thank you for considering employment with Fiserv. Please:

Apply using your legal name
Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Equal Opportunity:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact AskHR.US@fiserv.com . Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

About employer

More about this job

Skills

DNS
Troubleshooting
Leadership
Troubleshoot
Documentation
Python
Ansible
Computer science
Computer technology
Communication skills
Collaboration
Audio technology

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