Jobs in the United States

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Agentic AI Engineer, Senior
Deloitte
St. Louis, MO · Kansas City, MO
As an AI and Data Science Engineer III on the AI & Data team, you will be responsible for driving technology-focused client delivery across complex engagements.
Added just now
Agentic AI Engineer, Senior - Anthropic/Claude
Deloitte
Kansas City, MO · St. Louis, MO
As an AI and Data Science Engineer III on the AI & Data team, you will be responsible for driving technology-focused client delivery across complex engagements.
Added just now
EG
Senior Data Engineer
Eliassen Group
Jefferson City, MO
- $101,000 to $161,800 USD / year
Our client seeks a Senior Data Engineer to own the governed transformation layer end-to-end. The role will design and build Snowflake transformation layers, migrate legacy SQL views and…
Added 2 mins ago
Senior Design Engineer - Electromagnetic (R&D)
Apptronik
Austin, TX
MATLAB/Python scripting experience for design optimization and workflow automation.
Added 2 mins ago
Senior System Validation and Automation Engineer
Generac Power Systems Inc
Waukesha, WI
Generac Home is hiring a Senior System Validation and Automation Engineer at Generac. In this role you will eventually own the planning and execution of system-level validation for power…
Added 2 mins ago
S
Senior Flight Test Engineer - Software Automation
Skydio
San Mateo, CA
- $150,000 to $200,000 USD / year
We are looking for an experienced Software Automation Engineer to lead the Flight Test Automation Pod and scale how we validate autonomous flight. You will design and own automated test…
Added 4 mins ago
Enterprise - Senior Software Engineer - Linux, C/C++, Python
Erias Ventures, LLC
Annapolis Junction, MD
We are seeking a Software Engineer who develops, maintains, and enhances/ports complex and diverse software capabilities based upon Product Group and other mission stakeholder needs. Works…
Added 4 mins ago
Principal Software Engineer
Highmark Health
Remote, United States
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 5 mins ago
Senior Network Services Engineer
Oracle
Nashville, TN
Oracle Health is seeking a Senior Network Services Engineer to operate and maintain network services supporting customers across data centers, Oracle Cloud Infrastructure (OCI), and Amazon…
Added 6 mins ago
Senior Site Reliability Engineer (SRE)
Serco USA
Arlington, VA · VA · MD · DC
We are seeking a Senior Site Reliability Engineer (SRE) to support and improve the reliability, availability, security, and performance of applications and infrastructure hosted within an…
Added 6 mins ago
Senior Full Stack Engineer
Workstream
Lehi, UT
…in their communities. We are seeking a talented Full Stack Engineer to join our growing engineering…
Added 7 mins ago
Senior DevOps Engineer
Society of Actuaries Research Institute
SCHAUMBURG, IL
The Senior DevOps Engineer designs, implements, and optimizes scalable, secure, and high-performing DevOps platforms and cloud infrastructure. This role drives automation, standardization,…
Added 7 mins ago
Sr. Principal Device Validation Engineer
AST SpaceMobile
Dallas, TX
Minimum 5 years of experience serving in a senior technical lead, principal engineer, or equivalent leadership capacity
Added 8 mins ago
Lead Data Analyst - New Games
Tripledot Studios
TX
Engineer data context and skills for AI: Improve the semantic layer and question-to-source routing that our AI tools rely on, and measure their accuracy so trust in AI-generated insights…
Added 10 mins ago
Senior Instrumentation and Controls Design Engineer
Princeton Plasma Physics Laboratory
Princeton, NJ
In this role you would serve as a Senior Instrumentation & Controls Engineer working closely with researchers, engineers and technical staff to design, deploy and operate systems used for…
Added 12 mins ago
Senior Platform Engineer
EarnIn
Mountain View, CA
We're seeking a Senior Platform Engineer (I4) to design, build, and operate the agentic systems and core infrastructure that power our platform. You will work across Kubernetes (AWS EKS),…
Added 12 mins ago
Senior Platform Engineer
EarnIn
Mountain View, CA
We're seeking a Senior Platform Engineer (I4) to design, build, and operate the agentic systems and core infrastructure that power our platform. You will work across Kubernetes (AWS EKS),…
Added 14 mins ago
Full Stack Developer - PROJECT - Software Engineer III - TS/SCI clearance
Deloitte
Rosslyn, VA
As a Software Engineer III on the Engineering as a Service team, you will be responsible for:
Added 15 mins ago
SC
1791 - Computer Engineer
SOLUTE Careers
Norfolk, VA
- $130,000 to $145,000 USD / year
Sigma Defense is seeking a Computer Engineer to join our team in Norfolk, VA. The hired candidate will serve as the senior technical authority responsible for architecting, implementing,…
Added 16 mins ago
EG
Senior Data Engineer
Eliassen Group
Richmond, VA
- $101,000 to $161,800 USD / year
Our client seeks a Senior Data Engineer to own the governed transformation layer end-to-end. The role will design and build Snowflake transformation layers, migrate legacy SQL views and…
Added 19 mins ago
H
Staff Software Engineer, Full Stack
Harvey
San Francisco, CA
- $231,000 to $314,350 USD / year
As a Senior Software Engineer on the Product Engineering team at Harvey, you will own and lead engineering projects across our various product lines. You will work closely with our AI,…
Added 23 mins ago
Senior Detection Engineer | SecOps
ARQ
New York, NY
- Python skills for automation, log analysis and security tooling, with a record of shipping automation or AI agents that others use.
Added 30 mins ago
Senior Software Engineer, Data and Infrastructure, Professional Intelligence, DeepMind
DeepMind
Mountain View, CA
Experince in Python with modern toolchains and frameworks (e.g., uv, ruff, FastAPI, Pydantic).
Added 31 mins ago
AI Engineer-Tampa, FL
Infosys
United States
The Strategic Technology Group (STG) unit at Infosys is designed for power programmers and senior technologists who want to go beyond traditional development roles and take on complex,…
Added 34 mins ago
Senior Engineer
Bank of America, National Association
United States
As a Senior Engineer, the individual will be responsible for providing end-to-end technical leadership for the design, development, implementation, and support of enterprise-scale data…

Senior Network Infrastructure Engineer – F5 / NetScaler

Greenwood Village, CO, United States
Omaha, NE, United States
Columbus, OH, United States

Salary Range $109,000.00 - $182,400.00

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Job details

Pay: Salary Range $109,000.00 - $182,400.00
Apply by: Dec 27, 2026
Posting language: English
Posted: Oct 29, 2026

Original 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.

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.

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