Linux system administration jobs in chicago, il

IT System Management Analyst (Linux system administration)

Remote

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Today

Project description Join the Core Service Operations Server Support team responsible for 24x7x365 production and non-production support of a large-scale Unix/Linux environment with 25,000+ virtual and physical servers. The environment includes RHEL, AIX, CentOS, and Solaris platforms and requires strong operational support, security/compliance awareness, and incident resolution capabilities. Shift: Wednesday-Saturday, 4:30 PM-3:00 AM CST, 10 hours/day, 4 days/week. Responsibilities Provide pro

Full-time

Linux System Administrator

Remote

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23d ago

1. Experience in Linux system administration in any combination of the following areas: DesignInstallationOptimizationConfigurationSecurity design, configuration and maintenanceOngoing operations and maintenance including, but not limited to:Backup and recoveryPatches and upgradesPerformance tuningTroubleshooting

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Contract

Depends on Experience

Senior Unix/Linux Systems Engineer/Admin

Hybrid in Chicago, Illinois

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11d ago

Senior Unix/Linux Systems Administrator Clustering & AutomationJob Type: Contract 6+ months, high possibility of extensionLocation: Chicago, IL Hybrid (Tuesday Thursday onsite expected)Alternative Locations: Chicago, ILExperience: 8+ yearsStart: ASAP / upon clearance The ideal candidate will have hands-on expertise with RHEL, Oracle Linux, Red Hat PCS clustering, Ansible, Linux automation, and enterprise storage technologies. This role will support large-scale infrastructure initiatives, includi

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Contract

$60 - $70

Linux Systems Administrator

Chicago, Illinois

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Today

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 Oracle and enterprise applications. This role is responsible for system availability, performance tuning, automation, patching, monitoring, security, disaster recovery, and infrastructure upgrades across data centers and manu

Full-time

USD 82,000.00 - 110,000.00 per year

Contract - Linux Support Administrator

Hybrid in Chicago, Illinois

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13d ago

Contract Linux Support Administrator Rate: Open Location: Chicago, IL Hybrid: 3 days onsite, 2 days remote *Note to Third-Party firms/recruiters - candidates will be reviewed through email submission only; phone calls will be rejected* Qualifications 5+ years of experience in Linux system administration, with strong emphasis on RHELHands-on expertise with Ansible for configuration management and automationStrong knowledge of server deployment and configuration managementExpertise in patch manag

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Contract

Depends on Experience

Trade Support Engineer / Chicago Illinois

Chicago, Illinois

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Today

A proprietary trading and market-making firm is hiring a full-time Trade Support Engineer for an hybrid role in Chicago, IL. This position sits at the intersection of trading, technology, and operations, supporting a high-performance electronic trading environment where reliability, speed, and accuracy are critical. The Trade Support Engineer serves as a front-line resource for monitoring production systems, troubleshooting trading issues, supporting traders, and ensuring seamless day-to-day mar

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Full-time

USD 87,500.00 - 145,000.00 per year

Trade Systems Engineer

Chicago, Illinois

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Today

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and En

Full-time

USD 85,000.00 - 125,000.00 per year

Trade Systems Engineer

Chicago, Illinois

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10d ago

Full-time

USD 85,000.00 - 125,000.00 per year

System Operations Engineer

Chicago, Illinois

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16d ago

Founded in 1999, Geneva Trading is a premier global principal trading firm with strategically located offices in Chicago, Dublin, and London. Our relentless focus on trading excellence combined with technological innovation has equipped us with a best-in-class proprietary trading platform, enabling us to compete at the highest levels in the global markets. Rooted in a culture of integrity, collaboration, and an unwavering passion for progress, we foster an environment of personal and professiona

Full-time

USD 75,000.00 - 90,000.00 per year

System Operations Engineer

Chicago, Illinois

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Today

Full-time

USD 75,000.00 - 90,000.00 per year

Junior DevOps Engineer/System Administrator

Woodridge, Illinois

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Today

Junior DevOps Engineer An innovative trading technology organization is seeking a Junior DevOps Engineer to help strengthen and scale the infrastructure behind its real-time trading platforms. This opportunity is ideal for an early-career engineer who enjoys working at the intersection of systems, automation, and operations while gaining hands-on experience in a highly technical environment. As part of a collaborative engineering team, you'll contribute to the stability, performance, and continu

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Full-time

$85000 - $120000

Senior Engineer - Threat Hunting

Chicago, Illinois

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Today

Job Description: Building trusted markets -powered by our people. At Cboe, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading, clearing and investment solutions to market participants around the world. We're building inclusive ways to support professional and personal development whi

Full-time

USD 130,900.00 - 169,400.00 per year

Dev Ops Architect (Oracle EBS Application DBA)

Lincolnshire, Illinois

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Today

Aptask Global Workforce (AGW) is seeking a Dev Ops Architect (Oracle EBS Application DBA) - Hybrid for a contract position with a Global Technology Company located in Lincolnshire, IL. This is a 3+ month contract opportunity. This role will join a team responsible for the technical vision, development, and support of next-generation data platforms. The ideal candidate will serve as both an application and platform DBA, with deep expertise in Oracle E-Business Suite (EBS) 12.2.x, Oracle Database

Full-time

Contingent Worker - Linux Support Admin-1

Chicago, Illinois

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Today

Location: Chicago, IL Salary: $70.00 USD Hourly - $75.00 USD Hourly Description: Hi , Hope you are doing well! This is Prashant from Judge Group. I was just trying to reach you for an opportunity we have for a Linux Consultant Role- Chicago IL Hybrid So just wondering if you are looking for any new opportunity. Job Overview We are seeking an experienced Linux Systems Engg-Administrator-Sme to support our IT team with day-to-day Linux server operations, routine maintenance (including patching,

Contract

USD 70.00 - 75.00 per hour

Linux Systems -Systems Engg -Admin

Chicago, Illinois

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Today

Location: Chicago, IL Salary: $60.00 USD Hourly - $70.00 USD Hourly Description: Hi , Hope you are doing well! This is Prashant from Judge Group. I was just trying to reach you for an opportunity we have for Linux Systems Administrator - Chicago, IL Hybrid So just wondering if you are looking for any new opportunity. We are seeking an experienced Linux Systems Administrator to provide services to our IT team. In this contract role, you will be responsible for the deployment, maintenance, s

Contract

USD 60.00 - 70.00 per hour

Software Engineer II, Data Solutions

Chicago, Illinois

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Today

Passionate about precision medicine and advancing the healthcare industry? Recent advancements in underlying technology have finally made it possible for AI to impact clinical care in a meaningful way. Tempus' proprietary platform connects an entire ecosystem of real-world evidence to deliver real-time, actionable insights to physicians, providing critical information about the right treatments for the right patients, at the right time. As a Software Engineer II specializing in Edge Data Platf

Full-time

USD 85,000.00 - 130,000.00 per year

Systems Engineer/Retail/Chicago, IL, Local

Chicago, Illinois

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Today

Our client is hiring a Systems Engineer I for a full-time, permanent hybrid role based in the Bolingbrook, IL area (3 days onsite / 2 days remote). Our client is a large, established distribution company with a mature and complex hybrid infrastructure environment. This is a solid infrastructure role for someone who genuinely likes owning hard problems. You won't be watching dashboards someone else built, you'll be designing the alerting, writing the automations, and serving as the escalation poi

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Full-time

$100000 - $125000

Systems Software Engineer

Chicago, Illinois

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Today

Full-time

USD 145,000.00 - 185,000.00 per year

Systems Software Engineer

Chicago, Illinois

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8d ago

Full-time

USD 145,000.00 - 185,000.00 per year

IBM scheduler - W2

Riverwoods, Illinois

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Today

Role: IBM scheduler Location: Hybrid - Riverwoods, IL W2 Position What are the top 3 skills required for this role? IBM Workload Scheduler, Linux OS Administration skills, AWS cloud infrastructure, Scripting, IBM WebSphere Liberty skills. Name AWS Cloud z/OS Linux administration Scripting- Python,Bash,CAPL Websphere Liberty IBM Websphere Job Description/ Responsibilities Strong experience with IBM Workload Scheduler architecture, especially Dynamic Workload Broker, V10.1+, high availability of M

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Contract

Linux system administration jobs in Chicago, IL, USA