linux administrator Jobs in chicago, il

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HPC Infrastructure Engineer

Pegasus Knowledge Solutions

Skokie, Illinois, USA

Contract

The Senior HPC Infrastructure Engineer will support the design, implementation, optimization, and ongoing management of our High-Performance Computing (HPC) infrastructure. The role blends technical proficiency in system architecture design, Linux - based HPC clusters, high-speed interconnects, and HPC storage solutions, alongside day-to-day system administration. You will collaborate with cross-functional teams, including HPC Operations Engineers, researchers, and IT staff to ensure reliable, s

Senior IT Systems Administrator

Pegasus Knowledge Solutions

Skokie, Illinois, USA

Contract

Our client is seeking a Senior IT Systems Administrator / Site Operations Engineer to serve as the primary technical presence supporting high-performance computing (HPC) infrastructure at Skokie location in IL facility. This individual will play a hands-on role in the setup, maintenance, and ongoing support of a new HPC environment leveraging Lenovo hardware, Infiniband networking, and Linux-based systems.The ideal candidate brings strong Linux system administration experience in enterprise or H

Senior DevOps Engineer

Request Technology, LLC

Chicago, Illinois, USA

Full-time

Senior DevOps Engineer Salary: open + bonus Location: Chicago, IL or Coppell, TX Hybrid: 3 days onsite, 2 days remote Qualifications Bachelor s degree7+ years related experience5+ years DevOps Engineer with a strong automation backgroundDeep knowledge of CI/CD tools (e.g., GitHub Actions, GitHub, Jenkins - Groovy, K8s, helm, etc.)Strong hands-on experience with Terraform for cloud infrastructure provisioningProficiency in Linux administration and shell scripting (Bash, Python, or similar)3+ year

Director, Release Engineering

Selby Jennings

Chicago, Illinois, USA

Full-time

Job Title: Director of Release Engineering Location: Chicago, IL (On-site) Compensation: $190,000-275,000 base salary plus annual performance bonus Employment Type: Full-time About the Role A Chicago based financial services firm is seeking a seasoned Director of Release Engineering to lead and evolve their change and release management practices. This is a critical leadership role responsible for overseeing the end-to-end release lifecycle, ensuring the stability, scalability, and security of t

Linux Engineer/ Trading

Motion Recruitment Partners, LLC

Chicago, Illinois, USA

Full-time

Exciting job opportunity for a Linux Engineer in Chicago's competitive trading technology sector. You will directly impact high-performance trading systems, while working for a leading financial technology firm specializing in proprietary, latency-sensitive trading platforms that demand technical excellence and operational precision. This is a rare opportunity to work at the intersection of finance and cutting-edge technology where microseconds matter! They are seeking a talented Linux engineer

Splunk System Administrator

Medline Industries, LP

Northbrook, Illinois, USA

Full-time

Job Summary The Splunk System Administrator will manage, maintain and support an enterprise level Splunk Cloud installation. You will act as Splunk Subject Matter Expert (SME), configure and maintain Splunk, analyze performance data, and provide insights to improve monitoring of Medline applications. Job Description This is a Work-From-Home position. You will be required to be on site 1 day per month. As part of the Service Management Office, your primary goal is availability. In your role

Systems Administrator

TEKsystems c/o Allegis Group

Chicago, Illinois, USA

Full-time

Description We are seeking a highly skilled Data Center Systems Engineer to support a large-scale decommissioning and migration initiative, transitioning core systems from VMware to Google Cloud Platform (Google Cloud Platform). The ideal candidate will bring deep expertise in Linux systems, virtualization technologies, and infrastructure monitoring, with hands-on experience in data center operations and cloud migrations. ? Key Responsibilities Assist in planning and executing the decommissionin

Lead IBM MQ Middleware Administrator

Request Technology, LLC

Chicago, Illinois, USA

Full-time

Hybrid, 3 days onsite, 2 days remote We are unable to sponsor as this is a permanent full-time role A prestigious company is looking for a Lead IBM MQ Middleware Administrator. This administrator will focus on the IBM MQ administration, end to end maintenance and support messaging infrastructure. This role will work with containerized Docker, Kubernetes, and OpenShift infrastructure modernization. Responsibilities: Install, configure, and maintain IBM MQ software (Queue Managers, Clients) on RH

DevSecOps Engineer

Vaco by Highspring

Remote

Full-time

DevSecOps Engineer Remote Role Responsibilities: Linux Systems Admin experience (RHEL/Ubuntu preferred) A minimum of 7 years of experience.Docker/Kubernetes/Container experience (Azure Kubernetes preferred)Scripting and Automation experience (Python, PowerShell, BASH preferred)Securing Linux and Containers experienceSecuring Azure and Cloud Systems experienceNFS Systems Admin experience (NFS on RHEL and NetApp preferred)Change Management experiencePractical understanding of networkingBasic Qual

Level 1 Technical Operations - Linux, Windows, IBM, UC4 Scheduling

Request Technology, LLC

Chicago, Illinois, USA

Full-time

NO SPONSORSHIP Technology Operations - Linux, Windows, IBM, UC4 LOCATIONS: CHICAGO, IL Hybrid 3 days onsite and 2 days remote - 2nd shift Tuesday Saturday 230pm 11pm cst, Level 1 - monitoring processes, driving improvements, production control support. storage cloud linux unix storage networking incident response first level maintain logs records uc4/ control m windows IBM Technology Operations is responsible for monitoring the production environment. This role will reside in Technology Ope

Job Opportunity for HPC Engineer- Skokie, IL- Onsite- Long term Contract

Pegasus Knowledge Solutions

Skokie, Illinois, USA

Third Party, Contract

Job Title: Senior IT Systems Administrator / Site Operations Engineer (HPC Support) Employment Type:Contract or Possible Contract to hire. Location:Onsite Skokie, IL About the Role:Our client is seeking aSenior IT Systems Administrator / Site Operations Engineerto serve as the primary technical presence supporting high-performance computing (HPC) infrastructure at Skokie location in IL facility. This individual will play a hands-on role in the setup, maintenance, and ongoing support of a new HP

Sr Site Reliability Engineer

Medline Industries, LP

Northbrook, Illinois, USA

Full-time

Job Summary Job Description Job Description Medline Industries is seeking a Senior Site Reliability Engineer to support the infrastructure platforms powering our Supply Chain systems. This role blends traditional platform engineering with site reliability practices, ensuring that systems are stable, secure, and deployment-ready across on-prem and cloud environments. The ideal candidate will have strong systems administration experience, scripting ability, and an interest in driving reliabilit

Systems Engineer

Selby Jennings

Chicago, Illinois, USA

Full-time

Job Title: Systems Engineer Location: Chicago, IL Compensation: $100,000 - $130,000 base plus annual discretionary bonus Overview: A global firm is seeking a Systems Engineer to manage and enhance its hybrid infrastructure. This role involves supporting compute, storage, and networking systems across on-prem and cloud environments, with a strong focus on automation and reliability. Key Responsibilities: Manage global infrastructure on premise and in cloud compute, storage and network environme

Oracle Identity & Access Management Developer

Gainwell Technologies LLC

Chicago, Illinois, USA

Full-time

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You'll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You'll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have

Dell EMC Backup Engineer / Admin

SBS Corp.

Chicago, Illinois, USA

Contract, Third Party

Role Backup Engineer / Admin Technology / Domain Backup Administration Dell EMC, Avamar, Networker, Nutanix, Rubrik CommVault Experience Level 7 to 10 years Location Chicago, IL USA & Indianapolis, IN - Onsite from Day 1 Required Skillsets: Experience in Dell EMC Power Protect, Data Manager Data Protection Advisor Data Protection Central System Manager for Data Domain Networker Avamar Hyper converged Nutanix, Rubrik backup Dell SRM (storage reporting manager) Cloud Object Storage Knowledge in D

IT Security Analyst

Rose International

Chicago, Illinois, USA

Full-time

Date Posted: 07/10/2025 Hiring Organization: Rose International Position Number: 485340 Industry: Financial Services Job Title: IT Security Analyst Job Location: Chicago, IL, USA, 60604 Work Model: Hybrid Work Model Details: Tues-Thurs Onsite, Mon & Fri Remote Shift: 8am-5pm CST Employment Type: Temporary FT/PT: Full-Time Estimated Duration (In months): 4 Min Hourly Rate($): 68.96 Max Hourly Rate($): 71.42 Must Have Skills/Attributes: Active Directory, Firewall, IDS, Information Securit

System Administrator

BCforward

Remote

Contract

System Administrator BCforward is currently seeking a highly motivated System Administrator for a remote opportunity! Position Title: System Administrator Location: Remote Anticipated Start Date: ASAP Please note this is the target date and is subject to change. BCforward will send official notice ahead of a confirmed start date. Expected Duration: Initial 6 month-contract Job Type: Contract Pay Range: $46/hr-$50/hr Please note that actual compensation may vary within this range due to fact

System Administrator

Motion Recruitment Partners, LLC

Bedford Park, Illinois, USA

Full-time

Exciting job opportunity within the automotive aftermarket industry, for an experienced IT Systems Administrator for their Bedford Park area location. This full-time role offers the opportunity to design and implement hybrid Active Directory infrastructure while managing cutting-edge technologies including Palo Alto firewalls, Meraki access points, Office 365, and enterprise ERP/WMS systems for a company that's reshaping an entire industry. Join a company experiencing remarkable expansion where

Lead Security Architect

Rose International

Chicago, Illinois, USA

Full-time

Date Posted: 07/10/2025 Hiring Organization: Rose International Position Number: 485339 Industry: Financial Services Job Title: Lead Security Architect Job Location: Chicago, IL, USA, 60604 Work Model: Hybrid Work Model Details: Hybrid: 3 days onsite Shift: Hours: 8am to 5pm CST Employment Type: Temporary FT/PT: Full-Time Estimated Duration (In months): 4 Min Hourly Rate($): 80.00 Max Hourly Rate($): 90.00 Must Have Skills/Attributes: Architect, Azure, CISSP, Security Experience Desire

SRE (Linux / Golang Automation)

Bayside Solutions

Remote

Contract

Site Reliability Engineer (Linux / Golang Automation) W2 Contract Salary Range: $124,800 - $145,600 per year Location: Remote Role - PST Job Summary: We require a Site Reliability Engineer with a strong background and experience supporting extensive virtualization and Linux compute platforms. Requirements and Qualifications: Experience automating with Golang Experience with Infrastructure as a Service orchestration tools (OpenStack, CloudStack, etc.) Strong experience supporting Linux and