linux Jobs in Chicago, IL

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Trade Desk Linux Support Analyst (trading firm)

Request Technology, LLC

•

Chicago, Illinois, USA

Full-time

NO SPONSORSHIP Trade Desktop Support Analyst Target salary is: $90k - $120k Bachelors degree in computer science is a requirement 5 years heavy unix unix commands sql mysql backend frontend application support any trade application a big plus linux performance lost files python perl for automation if they don t have trade support they have to come from a financial firm or highly regulated environment doing backend application linux support with knowledge of frontend CS Degree is a must, five ye
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Posted 9 days ago | Updated 5 days ago

Senior Linux Systems Engineer, Low Latency - R

Next Step Systems

•

Chicago, Illinois, USA

Full-time

Senior Linux Systems Engineer, Low Latency, Chicago, IL We are looking to hire a highly talented Senior Linux Systems Engineer to join the technology team. This Senior Linux Systems Engineer position is 100% Onsite and NOT open for Remote. Senior Linux Systems Engineer Responsibilities: - Work collaboratively with technology and business teams on all aspects of a global trading and research infrastructure. - Research and implement enhancements to infrastructure systems as well as automation and
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Posted 5 days ago | Updated 17 hours ago

Manager Linux Operations

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 Manager - Linux Operations. This manager will manage a team of Linux professionals focused on the stability, performance, security, and reliability of Linux infrastructure/Operations. This role requires experience with technologies such as Ansible, Puppet, Red Hat, Docker, Kubernetes, terraform, CICD, etc. Responsibilities: Manage and mentor a team of Linu
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Posted 60+ days ago | Updated 30 days ago

Linux L3 SME

Tanisha Systems, Inc.

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Chicago, Illinois, USA

Full-time

Role : Linux L3 SME Technology / Domain: Linux Administration Redhat, CentOS, Satellite Server, HA clustering Experience Level: 10 to 15 years Location: Chicago, IL & *napolis, IN Onsite from Day 1 Job Description Required Skillsets: Technical Red Hat Satellite experience Red Hat System Administrator (cert offered) Red Hat Specialist in High Availability Clustering (cert offered) Red Hat Specialist in Enterprise Application Server Administration (training offered) RHEL 6.x and RHEL 7 Server envi
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Posted 22 days ago | Updated 3 hours ago

Embedded Linux Chief Software Engineer (Virtual)

Boeing Company

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Remote

Full-time

Embedded Linux Chief Software Engineer (Virtual) Company: The Boeing Company The Linux Embedded Platform Team is seeking an Embedded Linux Chief Software Engineer (Virtual) who will be a key leader in establishing Linux as a mission and security-critical Real-Time Operating System (RTOS) for defense & aerospace. We seek an experienced leader who can advocate vision and mission across Boeing and the defense industry. This role is critical in Boeing's converging multiple Linux platform use cases
Posted 4 days ago | Updated 9 hours ago

Trade Support Linux Engineer

Request Technology, LLC

•

Chicago, Illinois, USA

Full-time

Hybrid, A Couple days a week onsite We are unable to sponsor as this is a permanent full-time role A prestigious company is looking for a DevOps Trade Support Engineer. This role will focus on Linux front and backend trade application support. This role will work with log files, python, Perl, automation, production support for Unix/Linux. Qualifications & Responsibilities: Minimum B.S. in Computer Science or equivalentMinimum 5 years of relevant experienceMonitoring and alerting of critical trad
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Posted 60+ days ago | Updated 7 days ago

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
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Posted 60+ days ago | Updated 4 hours ago

PKI / Venafi Engineer

E-Solutions, Inc.

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Chicago, Illinois, USA

Full-time

Job Role- PKI / Venafi Engineer Location- Chicago, IL (Onsite) Job Description- 5+ years of Experience with Windows, Linux / Unix Server Administration, Bash /PowerShell Scripting Working experience with TLS/SSL Certificate management applications like Venafi, Sectigo Certificate Manager, DigiCert, Key Factor. Ability to design and implement automation solutions for automated certificate renewal and provisioning to various Network, application infra components using Venafi APIs. Experience wor
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Posted 15 days ago | Updated 7 hours ago

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
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Posted 16 days ago | Updated 1 day ago

Linux on Z/LinuxONE Consultant (Remote)

Kforce Technology Staffing

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Remote or Armonk, New York, USA

Contract

RESPONSIBILITIES: Kforce has a client that is looking for a Linux on Z/LinuxONE Consultant. This position is remote and is scheduled for a year in duration with the possibility of extension. REQUIREMENTS: * 7+ years of experience deploying and/or administering Linux on IBM zSystems or LinuxONE * 5+ years of experience working with Redhat, Canonical Ubuntu, or SUSE Linux distributions * 5+ years of experience working with Redhat OpenShift * 5+ years of experience in client-facing communications,
Posted 8 days ago | Updated 2 hours ago

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

Request Technology, LLC

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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
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Posted 60+ days ago | Updated 5 days ago

Principal Linux Engineer

Kforce Technology Staffing

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Remote or Draper, Utah, USA

Contract

RESPONSIBILITIES: Kforce's client in Draper, UT is seeking a Principal Linux Engineer to take full ownership of their enterprise Linux environment across on-premises and cloud infrastructure. Summary: Working alongside other principal-level engineers, you will be the most senior Linux specialist on the team. This is a hands-on role focused on standardizing, automating, and securing the Linux fleet. Architecture experience is a plus, but this is not an architecture or leadership role - it's about
Posted 5 days ago | Updated 2 hours ago

Senior Systems Administrator (Linux/Windows)

GovCIO

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Remote

Full-time

Overview GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is in Washington, DC and will be a hybrid remote with periodic onsite customer work activities. Must be willing to work nights, have an active Sec
Posted 14 days ago | Updated 5 hours ago

Elastic Search Admin

Compusoft Integrated Solutions, Inc.

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Chicago, Illinois, USA

Third Party, Contract

Title: Elastic Search Admin Location : Chicago, IL (Day 1 Onsite/Hybrid) Job Description: Should be a professional who Manage & Maintain the ELK Stack (Elasticsearch, Logstash, and Kibana). Responsible for tasks like setting up the stack, configuring its Components, managing Data Ingestion and Indexing, Optimizing Cluster Performance, and Implementing Security Measures. Having 10+ Years of ELK Admin Exp and Expert knowledge of Elastic architecture. Experience installing, upgrading, and maintain
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Posted 14 days ago | Updated 12 days ago

Hybrid Systems Engineer, Sr (Windows / Linux) / Onsite: CO

Lockheed Martin Corporation

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Remote or Littleton, Colorado, USA

Full-time

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. This Enterprise Operations (EO) position supports the Lockheed Marti
Posted 60+ days ago | Updated 9 hours ago

Systems Administrator (Windows / Linux) / Hybrid: Highlands Ranch, CO

Lockheed Martin Corporation

•

Remote or Highlands Ranch, Colorado, USA

Full-time

Job Description Lockheed Martin's Enterprise Business & Digital Transformation (EBDT) organization employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries.
Posted 11 days ago | Updated 8 hours ago

Senior DevOps Engineer

Request Technology, LLC

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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
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Posted 29 days ago | Updated 15 hours ago

SRE (Linux / Golang Automation)

Bayside Solutions

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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
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Posted 13 days ago | Updated 1 hour ago

Linux Administrator

Kforce Technology Staffing

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Remote or Houston, Texas, USA

Contract

RESPONSIBILITIES: Kforce is seeking a dedicated and experienced Linux Administrator to join our infrastructure team in Houston, TX. This role is ideal for someone who thrives in a collaborative environment, takes ownership of their work, and is passionate about delivering reliable systems support. The ideal candidate will have a strong background in Linux systems administration, particularly with CentOS, and a proactive, communicative approach to teamwork. Responsibilities: * Manage and maintai
Posted 12 days ago | Updated 2 hours ago

Linux Administrator with VMware NSX Experience

K Source Inc

•

Remote

Contract, Third Party

Hi , This is Sagar from KSource Inc. We have an excellent job opportunity for you below is the JD please have a look. Job Title: Linux Administrator with VMware NSX Experience Location: Remote (Columbus, OH) Duration: 12+ months contract Job Summary: We are seeking a skilled Linux System Administrator with hands-on experience in VMware NSX to support, maintain, and enhance our enterprise infrastructure. The ideal candidate will be responsible for managing Linux systems and virtual network enviro
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Posted 8 days ago