network Jobs in Chicago, IL

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Senior Network/Systems Administrator

GovCIO

•

Remote

Full-time

Overview GovCIO is currently hiring for a Senior Network/Systems Administrator with an active Secret clearance. This position will be located in Sterling, VA and will be a fully remote position. Responsibilities Establishes and maintains smooth operation of computer systems (to include operating systems, software and hardware) in networked or stand-alone configurations, maintains system integrity, and upgrades systems and/or servers as required. May create and document new methods supporting
Posted 60+ days ago | Updated 5 hours ago

Journeyman Network/Systems Administrator

GovCIO

•

Remote

Full-time

Overview GovCIO is currently hiring for a Journeyman System Adminstrator with an active Secret clearance. This position will be located in Sterling, VA and El Paso, TX and will be a fully remote position. Responsibilities Establishes and maintains smooth operation of computer systems (to include operating systems, software and hardware) in networked or stand-alone configurations, maintains system integrity, and upgrades systems and/or servers as required. May create and document new methods s
Posted 60+ days ago | Updated 5 hours ago

Lead Security Architect

TEKsystems c/o Allegis Group

•

Chicago, Illinois, USA

Full-time

Description Job Description We are seeking a highly skilled and experienced Lead Security Architect to join our team for the Protocol Analysis & Remediation project. The successful candidate will be responsible for designing and implementing security architectures related to lateral movement between workloads and endpoints, and understanding and controlling the protocols they utilize by way of secure protocol configuration and other compensating controls. The project starts with discovery, in wh
Posted 10 days ago | Updated 5 hours ago

Senior Engineer - Cybersecurity Operations & Engineering

United Airlines

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Chicago, Illinois, USA

Full-time

Description Join our Cybersecurity and Digital Risk (CDR) team to help us also lead the airline industry in cyber-safety. United's CDR team is tasked with keeping our customers' and employees' information safe and secure. Our primary mission is to embed cybersecurity into the DNA of United Airlines by reducing business risk through implementation of strong cybersecurity standards. Job overview and responsibilities The Senior Engineer - Cybersecurity Operations and Engineering provides technical
Posted 58 days ago | Updated 8 hours ago

Network Architect

Prosum

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Remote

Contract

Network Architect: Pay Range: $80/hour to $90/hour We are urgently looking for a Network Architect for our client; the selected candidate for this role can handle the following duties and responsibilities: OT security, (Operational Technology) securityVeloCloud, SDWAN or other SDWAN vendor product experience.Migrating from one SDWAN vendor product to another.Familiar with Python and PowerShell for scriptingAzure Cloud3rd level support as needed, experience with ServiceNow ticketing a plusOffer
Easy Apply
Posted 60+ days ago | Updated 5 days ago

Lead Cyber Security Engineer 1 - Nuclear

Sargent & Lundy LLC.

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Chicago, Illinois, USA

Full-time

Description This role offers a hybrid work arrangement. You'll spend three days a week in the office, giving you the flexibility to work remotely for two days. Nuclear Power is a carbon-free energy source. Our nuclear power generation clients are digitizing their existing power plants and building new nuclear power plants, small modular reactors (SMR) due to the increasing demand for electric power. This is expanding our work in the Instrumentation and Controls Engineering group. Due to this i
Posted 10 days ago | Updated 8 hours ago

Lead, SW Dev Ops Eng

Northern Trust

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Remote or Chicago, Illinois, USA

Full-time

About Northern Trust: Northern Trust, a Fortune 500 company, is a globally recognized, award-winning financial institution that has been in continuous operation since 1889. Northern Trust is proud to provide innovative financial services and guidance to the world's most successful individuals, families, and institutions by remaining true to our enduring principles of service, expertise, and integrity. With more than 130 years of financial experience and over 22,000 partners, we serve the world'
Posted 29 days ago | Updated 8 hours ago

Low-Latency Engineer - NYC, Chicago and Austin- World-Leading Prop Trading Fund

Oxford Knight

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Chicago, Illinois, USA

Full-time

Summary: Exciting opportunity to work at a tech-centric prop trading fund which trades a wide range of financial products, with offices across the globe. Work is organized into small, project-oriented teams, each with the independence and responsibility to make decisions that impact the business. Seeking a Software Engineer with experience in high-performance low-latency systems. You'll collaborate with quant researchers and developers, taking a holistic approach to design and optimize the fast-
Posted 60+ days ago | Updated 31 days ago

RF Engineer 3

MasTec

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Remote or Chicago, Illinois, USA

Full-time

Overview MasTec Communications Group is a leading national infrastructure construction company operating throughout the United States. MasTec Communications Group performs both wireline and wireless communication services on a national scale. We are experts in cell tower construction, RF engineering, broadband fiber optic cable installation, OSP engineering, wireline construction, and emergency maintenance services. At MasTec you'll be joining a family, where we are dedicated to supporting ea
Posted 9 days ago | Updated 8 hours ago

Partner Information Specialist

Discover

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Riverwoods, Illinois, USA

Full-time

Job DescriptionDiscover. A brighter future. With us, you ll do meaningful work from Day 1. Our collaborative culture is built on three core behaviors: We Play to Win, We Get Better Every Day & We Succeed Together. And we mean it we want you to grow and make a difference at one of the world's leading digital banking and payments companies. We value what makes you unique so that you have an opportunity to shine. Come build your future, while being the reason millions of people find a brighter fina
Posted 7 hours ago

HPC Engineer

Selby Jennings

•

Chicago, Illinois, USA

Full-time

Location: Chicago, IL, hybrid in office Salary: $175,000-$225,000 base salary plus annual discretionary bonus An elite trading firm in Chicago is seeking a High Performance Computing Engineer to join their Chicago team. You'll be directly responsible for enhancing their research infrastructure and accelerating all teams within the firm. What you'll do: - Support and scale the firms high-performance computing and storage systems both on premise (Linux) and in the cloud (AWS. Google Cloud Platfor
Posted 20 days ago

Instrumentation & Controls Engineer 1 (Entry-Level) - Nuclear (Summer 2026)

Sargent & Lundy LLC.

•

Chicago, Illinois, USA

Full-time

Description This position has a target start date of summer 2026. This is a hybrid position with the ability to work from our downtown Chicago office (3 days a week) and remotely (2 days a week). Nuclear power is a carbon-free energy source. We offer you the opportunity to utilize and expand your academic background in engineering by digitizing nuclear power plants: You will work on a multi-discipline engineering team involved in nuclear power plant Instrumentation and Controls projects. The
Posted 1 day ago | Updated 8 hours ago

Central Office Technician (Midwest Regional Travel)

TEKsystems c/o Allegis Group

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Chicago, Illinois, USA

Full-time

Description Assist with site exit efforts. In order to start the engineering process they need to conduct a thorough audit of the existing facilities. They need our assistance with providing local on site resources to conduct this audit. They will then be the local smart hands Circuit Grooms Technician. Using information provided during Audits, this team is responsible for performing circuit grooms and migrations for their carrier customers. A grooms technician is responsible for supporting live
Posted 12 days ago | Updated 5 hours ago

Distribution Engineer 3 - Grid

Sargent & Lundy LLC.

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Chicago, Illinois, USA

Full-time

Description Under the direction of a project lead, this position will offer you the opportunity to work in a project team environment with other engineers and designers using your knowledge of engineering and design practices to: Prepare construction sketches and details for:Overhead and underground network services (4 KV through 34 KV)Structural analysesShort circuit and voltage drop calculationsBill of MaterialCost EstimatesTraffic control plans and/or permit drawingsAnalyze and design priori
Posted 40 days ago | Updated 8 hours ago

Facilities Maintenance Technician- Building Engineer

United Airlines

•

Chicago, Illinois, USA

Full-time

Achieving our goals starts with supporting yours. Grow your career, access top-tier health and wellness benefits, build lasting connections with your team and our customers, and travel the world using our extensive route network. Come join us to create what's next. Let's define tomorrow, together. Description Find your future at United! We're reinventing what our industry looks like, and what an airline can be - from the planes we fly to the people who fly them. When you join us, you're joining
Posted 44 days ago | Updated 17 hours ago

Senior Associate Infrastructure Engineer (multiple openings) - IHM

DISCOVER

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Riverwoods, Illinois, USA

Full-time

Discover. A brighter future. With us, you'll do meaningful work from Day 1. Our collaborative culture is built on three core behaviors: We Play to Win, We Get Better Every Day & We Succeed Together. And we mean it - we want you to grow and make a difference at one of the world's leading digital banking and payments companies. We value what makes you unique so that you have an opportunity to shine. Come build your future, while being the reason millions of people find a brighter financial future
Posted 29 days ago | Updated 8 hours ago

Instrumentation & Controls Engineer 2 - Nuclear

Sargent & Lundy LLC.

•

Chicago, Illinois, USA

Full-time

Description This position has a target start date of summer 2026. This role offers a hybrid work arrangement. You'll spend three days a week in the office, giving you the flexibility to work remotely for two days. Nuclear Power is a carbon-free energy source. Our nuclear power generation clients are digitizing their existing power plants and building new nuclear power plants, small modular reactors (SMR) due to the increasing demand for electric power. This is expanding our work in the Instru
Posted 2 days ago | Updated 8 hours ago

IT Trade Support / Urgent Hire

Motion Recruitment Partners, LLC

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Chicago, Illinois, USA

Full-time

A successful Chicago Trade shop is urgently looking to bring on an experienced Trade Support Engineer to their team. The support team is the first line of defense for real-time trading and system issues and they're looking for someone who thrives in a fast-paced environment, can manage multiple priorities, and takes pride in solving complex technical challenges. If you're a natural problem solver who enjoys bridging the gap between users and engineering, this is an ideal next step. You'll have d
Easy Apply
Posted 19 days ago | Updated 4 hours ago

Cyber Security Administrator

DuPage Regional Office Of Education

•

Wheaton, Illinois, USA

Full-time

Position Type: Support Staff/Office/ Network Engineer Date Posted: 6/17/2025 Location: 4 - Administrative Center - Technology District: Naperville Community Unit School District 203 Job Description Job Title: Cyber Security Administrator Department: Information Technology Reports To: Network Manager Summary: We are seeking a skilled Cyber Security Administrator to join our team. The ideal candidate will a have a strong understanding of network systems and be responsible for developing, im
Posted 31 days ago | Updated 8 hours ago

Senior Lead Engineer, Microsoft Intune and End User Computing

Northern Trust

•

Remote or Chicago, Illinois, USA

Full-time

About Northern Trust: Northern Trust, a Fortune 500 company, is a globally recognized, award-winning financial institution that has been in continuous operation since 1889. Northern Trust is proud to provide innovative financial services and guidance to the world's most successful individuals, families, and institutions by remaining true to our enduring principles of service, expertise, and integrity. With more than 130 years of financial experience and over 22,000 partners, we serve the world'
Posted 1 day ago | Updated 8 hours ago