network protocol test engineer jobs in Chicago

Low Latency Network Engineer (Trading Infrastructure)Location: ChicagoType: PermanentExperience: 10 plus years in network/infrastructure engineering (trading/HFT experience strongly preferred)Design, build and support the high-performance network that powers a proprietary trading firm's global strategy. You'll work on ultra-low-latency LAN/WAN, multicast...

Network/ Systems Engineer – Video & Wireless Networking US citizen/ W2 only Chicago, IL | Hybrid/Onsite + Customer Sites 6–12 Month Contract Local travel required; 30%+ driving, using your own vehicle Our direct client is looking for a Systems Engineer to support the design, deployment, integration, and testing of video and wireless communication...

We are partnering with a leading financial markets technology organization that plays a critical role within the global financial ecosystem. As the business continues to invest in the modernization, security, and scalability of its infrastructure, they are seeking an experienced Network Engineer to join a highly collaborative team responsible for supporting...

***We are unable to sponsor as this is a permanent full time role*** ***Hybrid, 4 days onsite, 1 day remote*** Responsibilities: - Design and evolve low-latency, highly resilient network architecture across global data center, co-location, and cloud-connected environments, with a focus on deterministic packet forwarding, scalability, and operational...

Mainframe Network EngineerDuration: 6-12 months contract to hire Work Location: Phoenix, AZ, Plano, TX, Charlotte, NC, Richmond, VA, Jacksonville, FL, Pennington, NJ and Chicago, IL (Hybrid – 3days onsite, 2days WFH)Overview: The Mainframe Network Engineer is responsible for the design, configuration, implementation, and support of network connectivity for...

Senior Network Engineer Salary: $120k-$140k + 15% bonus Location: Chicago, IL or Dallas, TX Hybrid: 3 days onsite, 2 days remote *We are unable to provide sponsorship for this role* Qualifications - Bachelor’s degree - 5+ years of experience in IT systems installation, operations, administration, and maintenance of virtualized servers / cloud...

A large, complex healthcare organization is expanding its Network Engineering team as it undertakes a significant modernization of its enterprise network infrastructure. This is a hands-on Senior Network Engineer opportunity for someone who can independently troubleshoot enterprise networking environments, work across Cisco and Juniper technologies. You will...

Network Engineer Chicago, IL / Remote / Hybrid / Detroit, MI Information Technology / Full Time Hybrid / Hybrid apply for this job Network Engineer Employment Type: Full Time, Experienced level Department: Information Technology CGS is seeking an experienced Network Engineer to join a team focused on the evaluation, enhancement, and maintenance of a large...

About ABN AMRO Clearing USA LLC ABN AMRO Clearing USA LLC (AAC-USA) is a subsidiary of ABN AMRO Clearing Bank N.V. We are a global clearing firm that provides an integrated suite of financial services to professional trading participants in the global financial market. The core service offering consists of clearing, execution, stock borrowing and lending,...

Wireless Engineer – Global Trading Firm (Low-Latency, RF & Operations) A global, market-leading trading firm is hiring an Infrastructure Engineer to own the reliability, automation and performance of its latency-critical trading and communications stack – from Linux servers and networks to wireless/RF links and remote sites. The Role You’ll be the...

NO SPONSORSHIP - NO OPT Principal Network Engineer SALARY: $170K - $254K PLUS 15% BONUS LOCATION: CHICAGO, IL Hybrid 4 days onsite, 1 day remote Expert-level, highly prefer fin tech experience. On prem and cloud AWS, CCIE or on way, preferred. BGP, OSPF MPLS multicast, hybrid cloud connectivity, python-based network automation. Success in this role...

Job Description Job Description Description The network team designs, implements, and supports the network infrastructure for Wolverine's proprietary real-time trading systems, including proprietary hardware platforms, with a focus on low latency. Network performance and redundancy are critical to the global trading operation. The Network Engineer will...

***We are unable to sponsor for this permanent full-time role*** ***Position is Bonus eligible*** Prestigious Global Firm is currently seeking a Network Engineer with strong Cisco FTD firewall administration, and Cisco ACI management. Candidate will oversee the full lifecycle of network infrastructure, including the design, deployment, support, compliance...

Network Engineer Location: Chicago, IL – Hybrid (1-2x a month onsite) Employment Type: Short-Term Contract with High Likelihood of Conversion Position Overview We are seeking an experienced Network Engineer to support the design, implementation, management, and maintenance of enterprise network infrastructure across on-premises and cloud...

Job#: 3055313 Job Description: Job Title: Proxy Network Security EngineerLocations: Denver, DC, Chicago Apex does not support C2C hiring. Position Summary: This job is responsible for supporting multiple security engineering efforts to deliver enterprise security capabilities. Key responsibilities include serving as a subject matter expert of security...

Senior Network Engineer Employment Type: Full Time Department: Information Technology CGS is seeking an experienced Senior Lead Network Engineer to join a team focused on the evaluation, enhancement, and maintenance of a large-scale network project that includes both wired and wireless network infrastructure and related hardware & software.  The project's...

DepartmentBSD ALL - ResearchAbout the DepartmentThe Alliance for Clinical Trials in Oncology is a clinical trials network sponsored by the National Cancer Institute that consists of nearly 10,000 cancer specialists at over 1000 member hospitals, medical centers and community sites across the United States and Canada. The Alliance develops and conducts...

***We are unable to sponsor as this is a permanent full-time role*** ***Hybrid, 3 days onsite, 2 days remote*** A prestigious company is looking for a Network Engineer. This role is focused on Cisco networking, Checkpoint, AWS, and Cisco NG ASA Responsibilities: - Support the network infrastructure lifecycle, including routing, switching, Cisco FTD...

We are seeking a motivated Entry-Level Network Engineer to join our IT infrastructure team. The ideal candidate will assist with configuring, monitoring, troubleshooting, and maintaining network infrastructure while working with senior engineers and IT teams.This is an entry-level position and does not require senior-level experience. Candidates with 0–2...

To be considered for this position, applications and resumes are accepted only through our careers site by directly applying to the posted job. We do not accept unsolicited resumes or sales solicitations from staffing agencies. Any OCC employee wishing to submit a referral must do so through their Workday account. Any resume submitted outside of an active...