141 linux system engineer jobs at 96 companies in Illinois
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Overland Park or New York City or Kansas City or Chicago
$115k-$186k/yrHybridFull Time
CboeBATS: CBOE: Operates global market infrastructure and provides tradable financial products.
5+ YOE5+ years Linux systems/platform engineering; production Kubernetes and on‑prem experience; cloud (AWS, Microsoft Azure, or GCP); Python and Bash scripting; SaltStack/Puppet/Ansible; CI/CD and observability tooling; system hardening and on‑call rotation.
SymboticNasdaq: SYM: AI-powered robotics and software for warehouse automation.
5+ YOE3+ MgmtBachelor’s in engineering, business, supply chain, operations management, or industrial engineering; Master’s preferred. 5+ years in automated systems; 3+ years people leadership; 2+ years PLC/robot/software experience; project management and Six Sigma.
Scottsdale or Chicago or San Francisco or New York City
$86k-$126k/yrHybridFull Time, Contract
Early Warning Services: Operates payment and risk solutions for the financial industry.
5+ YOE5+ years Red Hat Linux administration; AWS experience; scripting; strong analytical and customer-service skills; US citizenship; eligible to work in the United States.
By Light Professional IT Services: Provides IT systems engineering and cybersecurity solutions for federal agencies.
10+ YOEInstall, configure, and maintain UNIX/Linux and Microsoft server environments; troubleshoot systems; support production infrastructure; participate in on-call rotations; active DoD Secret clearance required.
Microsoft Windows Server 2012/2016, Azure, AWS, Linux, LDAP, Kerberos, Active Directory, SAN, NAS, Splunk, Cisco, McAfee, Solaris
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
1+ YOEBachelor's in CS/Engineering/Statistics/Math or equivalent experience; 1+ year supporting large-scale distributed systems; scripting/programming (SQL, PowerShell, Perl, Bash, Python, PHP, Ruby); DB and OS troubleshooting.
Austin or North Dakota or Montana or Maine or New Mexico or New Hampshire or Kentucky or Alabama or Ohio or Nebraska or Louisiana or South Carolina or Illinois or Texas or Nevada or Hawaii or Georgia or Missouri or Iowa or Mississippi or Tennessee or Colorado or North Carolina or Minnesota or Kansas or Wyoming or Wisconsin or West Virginia or Rhode Island or Delaware or Vermont or Arkansas or Utah or Oregon or South Dakota or Florida or Pennsylvania or Michigan or Indiana or Idaho or Arizona or Oklahoma
$127k-$182k/yrRemoteFull Time
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
5+ YOESTEM degree or equivalent experience,5+ years Linux production experience,Python or Ruby,Ansible,system debugging,cloud/on-prem experience;Kubernetes and FedRAMP knowledge preferred;must be a U.S. Person.
AdyenEuronext Amsterdam: ADYEN: Unified payment platform for global business commerce.
5+ YOE5+ years Linux systems administration focused on storage, experience with enterprise storage (Purestorage, NetApp, EMC, Dell, IBM, Hitachi), RAID/LVM/NFS/iSCSI, shell scripting, Python/Ansible/Puppet, virtualization, cloud storage and monitoring tools.
Jump Trading: Global proprietary trading firm specializing in algorithmic and high-frequency strategies
Degree in CS/Engineering/Information Systems, experience with Linux/UNIX and shell scripting, practical Python knowledge, understanding of routing/multicast/ethernet, strong troubleshooting and communication skills.
10+ YOE10+ years in systems engineering, infrastructure, or related field; Unix/Linux expert; HPC grid systems (SLURM); bare-metal infra; high-performance storage (VAST, GPFS, Lustre); scripting (Bash, Python); capable technical leader.
Kranze Technology SolutionsNYSE: SPXC: Develops countermeasure systems and networking solutions for military aircraft.
10+ YOEBachelor's degree in engineering with 10+ years experience, strong networking and routing knowledge, Linux and C/C++ proficiency, hardware/software troubleshooting, ability to obtain US security clearance and to travel.
Balyasny Asset Management: Global multi-strategy investment firm managing diverse alternative asset classes.
Experience in production engineering/SRE or app support for real-time trading systems; monitoring, incident response, troubleshooting, automation, Linux, Python, and SQL skills; strong operational discipline.
Johnston or Pittsburgh or Irving or Phoenix or Franklin or Charlotte or Cleveland or Boston or Iselin or Philadelphia or Chicago
$175k-$250k/yrOnsiteFull Time
Citizens Financial GroupNYSE: CFG: Provides retail, commercial, and private banking services to customers.
10+ YOE10+ years in software/platform/security/data engineering; strong Python and Linux scripting; AWS and cloud security experience; CI/CD and large-scale distributed systems expertise; bachelor's degree required.
InfleqtionNYSE: INFQ: Develops neutral-atom quantum computing and precision sensing technologies.
8+ YOEBachelor's degree in engineering or related field; 8+ years experience; HDL (Verilog/SystemVerilog/VHDL); Linux and scripting (Python, Bash); strong communication and collaboration; software engineering practices; eager to learn.
United States or Alabama or Arizona or Colorado or Connecticut or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Kentucky or Louisiana or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Montana or Nebraska or Nevada or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Utah or Vermont or Virginia or Wisconsin
$75k-$95k/yrRemoteFull Time
Vultr: Global cloud infrastructure and bare metal server hosting provider.
3+ YOE3+ years platform or systems engineering experience with bare metal provisioning (IPMI/BMC, PXE), strong Linux systems skills, PHP backend experience, firmware automation, and configuration management (Puppet/Ansible).
SupermicroNASDAQ: SMCI: Designs and manufactures high-performance server and storage solutions.
8+ YOE8+ years servicing x86-based server systems; bachelor’s in CS/CE/EE preferred (associate accepted); Windows/Linux certifications a plus; strong hardware diagnostics, communication, and customer-facing skills; travel up to 25%.
United States or Alabama or Arkansas or Arizona or Florida or Georgia or Iowa or Idaho or Illinois or Indiana or Kansas or Louisiana or Maryland or Missouri or Mississippi or North Carolina or North Dakota or Nebraska or New Mexico or Nevada or Oregon or Oklahoma or Pennsylvania or South Carolina or South Dakota or Tennessee or Texas or Utah or Phoenix
RemoteFull Time
Cable OneNYSE: CABO: Provides broadband internet, cable television, and digital phone services.
2+ YOEMinimum 2 years network engineering experience; 4+ years Linux (CentOS/RHEL) and network engineering experience preferred. Requires automation/scripting (Python, Ansible, Shell/Perl), DNS/DHCP/DOCSIS knowledge, vendor product experience, on-call availability, and up to 10% travel.
TransUnionNYSE: TRU: Provides global credit reporting and risk management information solutions.
3+ YOE3+ years in system administration or software development, Linux scripting/admin, Java or Python, Ansible and/or Terraform, AWS and CI/CD experience, strong automation and troubleshooting skills; bachelor\u0002s or equivalent.
UpStream Global Services: IT services firm providing software engineering and staffing solutions.
3+ YOE3+ years systems engineering or administration experience; strong Windows and Linux server knowledge; virtualization (VMware/Hyper-V); cloud familiarity (AWS, Microsoft Azure, Google Cloud); networking and monitoring skills.
Windows, Linux, VMware, Hyper-V, Amazon Web Services, Microsoft Azure, Google Cloud, TCP/IP, DNS, DHCP, VPNs, firewalls, system monitoring, automation, scripting
Washington or Scott Air Force Base or Gunter Air Force Base or Kirtland Air Force Base or Maryland or Virginia
$177k-$192k/yrRemoteFull Time
Gormat: Provides cybersecurity and systems engineering services to government defense agencies
8+ YOE8+ years delivering networking/security/platform solutions, Linux administration, scripting (Bash, PowerShell, JavaScript), REST API integration, identity systems, public cloud and virtualization experience, STIG/SCAP hardening, and federal environment support.