Senior Network Engineer Jobs in Illinois

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Senior Network Security Engineer - DGX Cloud

NVIDIA Corporation

Remote or Santa Clara, California, USA

Full-time

NVIDIA is looking for a Sr Network Security Engineer who will design and implement security best practices for on-premise and cloud access, keeping in mind boundaries that securely enable NVIDIA business verticals such as Graphics Drivers to Autonomous Vehicles and Artificial Intelligence to Deep Learning frameworks for internal and external consumption. This includes the use of deploying and maintaining various aspects of infrastructure security including, but not limited to, stateful firewalls

Senior Cloud Network Engineer (AWS) - National Remote

UnitedHealth Group

Remote or San Francisco, California, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us adv

Senior Cloud Network Engineer

Walgreens

Deerfield, Illinois, USA

Full-time

Job Description Job Summary We are seeking a highly skilled Senior Cloud Network Engineer to join our Cloud Engineering team. This role is pivotal in designing and managing cutting-edge cloud networking solutions with a focus on Azure and its integration with on-premises data centers. You will play a critical role in shaping our network architecture by leveraging infrastructure as code (IaC) to deliver secure, scalable, and automated networking solutions across hybrid environments. In this pos

Senior Network Support Engineer - Federal

Cisco Systems, Inc.

Remote or Austin, Texas, USA

Full-time

Who We Are Cisco ThousandEyes is a Digital Experience Assurance platform that empowers organizations to deliver flawless digital experiences across every network - even the ones they don't own. Powered by AI and an unmatched set of cloud, internet and enterprise network telemetry data, ThousandEyes enables IT teams to proactively detect, diagnose, and remediate issues - before they impact end- user experiences. ThousandEyes is deeply integrated across the entire Cisco technology portfolio and

Senior Cyber Security Engineer - Network Security

Sanford Health

Remote or Sioux Falls, South Dakota, USA

Full-time

Sanford Health is one of the largest and fastest-growing not-for-profit health systems in the United States. We're proud to offer many development and advancement opportunities to our nearly 50,000 members of the Sanford Family who are dedicated to the work of health and healing across our broad footprint. Work Shift: 8 Hours - Day Shifts (United States of America) Scheduled Weekly Hours: 40 Salary Range: $37.50 - $62.00Pay starts at $37.50 and increases according to years of applicable exper

Network Engineer Senior

Gardner Resources Consulting, LLC

Chicago, Illinois, USA

Contract

One of our clients in the Greater Chicago area is seeking a Senior Network Engineer for a 6-month contract with possible extension (Hybrid onsite/remote role) * 5+ years of experience using and operating with F5 equipment highly preferred HYBRID: Will be approx. 75% remote, 25% onsite as needs arise

Network Operations Engineer Senior- Principal (L2 NOC)

American Electric Power

Remote or Columbus, Ohio, USA

Full-time

Job Posting End Date 07-29-2025 Please note the job posting will close on the day before the posting end date Job Summary Part of a larger team delivering high quality Computer, Network, Storage and End-User Infrastructure technology solutions, on-going support to the business. Independently completes infrastructure project assignments. Plan, research, evaluate, design, and engineer the enterprise's technology infrastructure. Provide technical support and troubleshooting, cost estimates, justif

Network Orchestration Engineer, Senior

Leidos

Remote

Full-time

Leidos is seeking a Sr. Network Management Engineer (Orchestration Engineer) to join our AGUN migration team. PROGRAM SUMMARY: The AGUN program is a highly demanding mission and requires expert technical and professional management to support the Army's global wide area network and security infrastructure. You will be supporting a large and complex network migration and operations for the US Army. This role is remote and will include leadership of operations support staff and directing operatio

Lead Network Engineer

HAYS

Remote

Full-time

Lead Network Engineer - Permanent - Remote - $130,000 - $145,000. The final salary or hourly wage, as applicable, paid to each candidate/applicant for this position is ultimately dependent on a variety of factors, including, but not limited to, the candidate's/applicant's qualifications, skills, and level of experience as well as the geographical location of the position. Applicants must be legally authorized to work in the United States. Visa sponsorship not available. Our client is seeking

Network Engineer Senior

Mass General Brigham

Remote or Needham, Massachusetts, USA

Full-time

Site: Mass General Brigham Incorporated Mass General Brigham relies on a wide range of professionals, including doctors, nurses, business people, tech experts, researchers, and systems analysts to advance our mission. As a not-for-profit, we support patient care, research, teaching, and community service, striving to provide exceptional care. We believe that high-performing teams drive groundbreaking medical discoveries and invite all applicants to join us and experience what it means to be par

Network Engineer

Sentinel Technologies

Chicago, Illinois, USA

Contract

Sentinel Technologies is seeking a highly skilled and results-driven Senior Network Engineer for one of their customers based in Chicago, IL. The ideal candidate will have over seven years of hands-on experience managing medium to large data centers and large multi-site environments, specializing in Cisco technologies. Demonstrated expertise in configuring, maintaining, and optimizing complex network infrastructures, with a strong focus on security, performance, and scalability. This is an onsit

Cisco Network Engineer

Sentinel Technologies

Barrington, Illinois, USA

Contract

We are seeking a skilled and experienced Network Engineer with a strong foundation in Cisco networking technologies and a solid background in network security to support one of our partners. The ideal candidate will be responsible for designing, implementing, and maintaining a secure and efficient network infrastructure across the organization, including both corporate and job site environments. This role requires hands-on experience with Cisco hardware and software, a thorough understanding of

Lead Cloud Network Engineer

Humana Inc

Remote

Full-time

Become a part of our caring community and help us put health first The Lead, Cloud Network Engineer designs, analyzes, plans and modifies network components supporting customer communication implementation activities. The Lead, Network Engineer works on problems of diverse scope and complexity ranging from moderate to substantial. The Lead Network Support Engineer will be responsible for providing operational support for Humana's enterprise network which spans across multiple lines of business

Principal ISP Network Engineer- Remote - WI

Cyber Sphere LLC

Remote

Contract, Third Party

Job title: Principal ISP Network Engineer Location: Madison,WI - 100% RemoteLongterm We are seeking a highly skilled and experienced Principal Network Engineer specializing in internet routing to join our team. The ideal candidate will be an expert in designing, implementing, managing, and troubleshooting large-scale, complex network infrastructures, with a deep understanding of IP routing protocols such as BGP, OSPF, MPLS, and others. Requirements: - Experience: Minimum of 10 years in network

Senior Network Cloud Automation Engineer-SME

NetPace

Remote

Contract

Location :: 100% REMOTE (PST Hours) Job Title: Senior Cloud Network Automation Engineer SME Location: Remote Job Type: Contract Department: Cloud Network Engineering About the Role: We are seeking a highly experienced Senior Cloud Network Automation Engineer to serve as a Subject Matter Expert (SME) in designing, implementing, and automating cloud-based network solutions. This role will drive the transformation and automation of network operations, ensuring scalable, secure, and highly availabl

Sr. Infoblox/DDI Engineer

ARK Solutions Inc

Remote

Contract

Role: Sr. Infoblox/DDI Engineer Location: 100% Remote Duration: 12 month(s)+ Experience and Skills Required: The Senior Network DDI Engineer, is responsible for designing efficient and optimal DDI Infrastructure, for the next-gen operations for all networks including the Datacenter/Cloud Networks, and Corporate Networks. As part of a high performing team of network technologists, the Senior Network Engineer engages in technical workgroups, resolves and makes decisions on complex and high-risk DD

Modernization Operational Technology Networking Engineer III

Archer Daniels Midland

Decatur, Illinois, USA

Full-time

Job Description Modernization Senior OT Network Engineer - Decatur, IL This is a full time, exempt position. Description: The OT Senior Network Engineer is responsible to drive Modernization Project actions and tasks as assigned by Modernization OT Lead. They are responsible for OT technical definition and design to support assigned projects. They work with Program OT Lead to assure quality, standardized OT infrastructure within all sites they work in. The Network Engineer will work directly w

Cisco UCS Engineer

TEKsystems c/o Allegis Group

East Peoria, Illinois, USA

Full-time

Description We are seeking a highly skilled and experienced Senior Cisco UCS Network Engineer with 5+ years of experience. The ideal candidate will be responsible for upgrading, configuring, and maintaining Cisco UCS environments, including UCS Managers, UCS blades, FEX Controllers, interconnects, and blade chassis. This role involves identifying and resolving network vulnerabilities, ensuring a clean and secure environment, and providing 24x7 production on-call support. The candidate will also

Storage Engineer

TEKsystems c/o Allegis Group

East Peoria, Illinois, USA

Full-time

Description We are seeking a highly skilled and experienced Cisco UCS Network Engineer with 10+ years of experience. The ideal candidate will be responsible for upgrading, configuring, and maintaining Cisco UCS environments, including UCS Managers, UCS blades, FEX Controllers, interconnects, and blade chassis. This role involves identifying and resolving network vulnerabilities, ensuring a clean and secure environment, and providing 24x7 production on-call support. The candidate will also work w