Responsibilities Sentinel is seeking a Linux Systems Engineer for one of our strategic partners. This administrator is responsible to install, administer, and support Red Hat Enterprise Linux, VMware ESXi, HPE infrastructure, and Azure cloud environments that host critical
We’re seeking a Linux Engineer with deep systems expertise and Python/scripting experience to join our growing global team. You will be responsible for engineering and operating Linux at scale across our mission critical environment, while also improving automation
Specialist I - Cloud Infrastructure Services Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help
A global food retailer is seeking a Manager III - Hosting Services in Chicago, IL. This role leads infrastructure operations across UNIX, Linux, and virtualization platforms, ensuring platform resiliency and compliance. Applicants should be experienced in AIX
A leading tech consulting firm is looking for a skilled DevOps Lead in Chicago, IL. The ideal candidate will have 5-8 years of experience managing configuration and release in both Windows and Linux environments, along with experience
About The Opportunity We are looking for a highly skilled Linux Systems Engineer to join a premier global proprietary trading firm. In this role, you will engineer and optimize large-scale Linux infrastructure that powers both ultra‑low‑latency financial systems
An innovative firm is seeking a skilled Linux Administrator to manage and optimize Linux environments. This role involves performing essential Linux functions, including server management and resource monitoring, while also requiring proficiency in shell scripting. The ideal candidate will
The Linux Engineer is responsible for daily operations and maintenance of the Linux server environment. This role works closely with the Virtualization and System Administration teams to fully manage the maintenance outage response, and operational support of the
A leading tech company in Schaumburg, IL, is seeking a motivated engineer to design and implement embedded systems. The ideal candidate will have extensive experience in C/C++ programming within an embedded Linux environment and a strong understanding
A leading proprietary trading firm in Chicago is seeking a Remote Technical Operations Engineer. This role involves maintaining trading systems, developing automation tools, and troubleshooting technical issues. The ideal candidate should have strong Python and Linux skills
Simplextrading is looking for a motivated System Administrator to join our technology team in Chicago. This full-time role involves developing monitoring systems, maintaining Linux environments, and troubleshooting complex issues. With an annual base salary ranging from $125,000
A staffing agency is seeking a Jr level Linux Systems Engineer to join an infrastructure team in Chicago. Candidates should have 2+ years of experience with Linux and LAMP stack technologies. Responsibilities include remote administration, troubleshooting automated infrastructures,
Chicago Trading Company is seeking a Linux Engineering Manager to lead and develop the Linux Engineering team in Chicago. This role involves designing and operating a global Linux infrastructure, focusing on reliability and performance, while also automating fleet operations
A leading software company is seeking a skilled Developer with 2-5 years of experience in Linux/UNIX systems and shell scripting. The role involves developing and supporting applications, working closely with clients to meet their business needs, and
Responsibilities Sentinel is seeking a Linux Systems Engineer for one of our strategic partners. This administrator is responsible to install, administer, and support Red Hat Enterprise Linux, VMware ESXi, HPE infrastructure, and Azure cloud environments that host critical
A leading IT staffing firm based in Oak Brook, Illinois, is seeking an experienced software developer proficient in C++ and object-oriented programming. The role involves working on diverse projects primarily focused on Linux systems, offering candidates an
We are seeking a highly experienced technical leader to oversee enterprise‑scale Linux server infrastructure and automation across on‑premises and cloud environments. This role is ideal for someone who thrives in complex environments, drives modernization, and leads teams
Complex Linux systems, huge scale platforms, problem solving and latency optimization of the highest complexity. You’ll be joining a team that’s responsible for the technical infrastructure within the business. You’ll work on low level of Linux engineering, optimizing
Chicago Trading Company (CTC) is a premier proprietary trading firm specializing in options market making. Our collaborative culture fuels innovation in quantitative research, systematic trading strategies, and cutting‑edge trading technology. For over three decades CTC has
UST seeks a Senior AWS Cloud Engineer to join its Cloud Platform Engineering team, focusing on migrating on-prem workloads to AWS and managing EC2/Linux infrastructure. You will plan cutover waves, right-size compute, and ensure security, patching, and