141 linux system engineer jobs at 96 companies in Illinois

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
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.
Node.js, Python, Elasticsearch, Redis
1mo
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Senior Linux Engineer
Overland Park or New York City or Kansas City or Chicago
$115k-$186k/yr HybridFull Time
Cboe
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.
Kubernetes, kubeadm, RKE, OpenShift, Python, Bash, SaltStack, RPM, containerd, Docker, Prometheus, Grafana, Loki, Jenkins, GitLab, AWS, Microsoft Azure, GCP, ArgoCD, Flux, GitOps
2mo
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Linux Systems Engineer
Chicago, Illinois, United States
OnsiteFull Time
SG Cap Trading
SG Cap Trading: Proprietary trading firm developing automated trading software and systems.
Linux systems, Python automation, Bash scripting, Ansible, Git, and basic networking; experience with Linux services and virtualization.
Python, Bash, Ansible, Git, VMware, Monitoring systems, systemd, SSH, DNS, DHCP
2mo
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Manager, System Engineer
Joliet, Illinois, United States
$87k-$120k/yr OnsiteFull Time
Symbotic
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.
Allen-Bradley PLC, Siemens PLC, ABB Robots, SQL, Linux, Python
1mo
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Linux Systems Engineer II - (Contract)
Scottsdale or Chicago or San Francisco or New York City
$86k-$126k/yr HybridFull Time, Contract
Early Warning Services
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.
Red Hat Linux, AWS, Bash
3d
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System Engineer (Unix)
Scott AFB, Illinois, United States
OnsiteFull Time
By Light Professional IT Services
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
3w
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System Development Engineer II - AMZ27600.1
Chicago, Illinois, United States
$129k-$175k/yr OnsiteFull Time
Amazon
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.
SQL, PowerShell, Perl, Bash, Python, PHP, Ruby, Windows, Linux, Unix, Microsoft SQL Server, MySQL, Oracle
1w
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Site Reliability Engineer, Linux (Remote)
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/yr RemoteFull Time
Cisco
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.
Python, Ruby, Ansible, Kubernetes, Docker, Go, C
1w
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Senior System Administrator II (Ceph Engineer)
Chicago or San Francisco
OnsiteFull Time
Adyen
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.
Ceph, Purestorage, NetApp, EMC, Dell, IBM, Hitachi, RAID, LVM, NFS, iSCSI, ext4, XFS, ZFS, shell scripting, Python, Puppet, Ansible, VMware, KVM, AWS S3, EBS, Nagios, Prometheus, Zabbix
2w
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Campus Systems Engineer (Full-Time)
Chicago, Illinois, United States
$200k/yr OnsiteFull Time
Jump Trading
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.
Linux, UNIX, Python, Shell
2mo
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Systems Engineer
Chicago, Illinois, United States
$150k-$300k/yr OnsiteFull Time
Aquatic Capital Management
Aquatic Capital Management: Quantitative investment manager developing proprietary systematic trading strategies.
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.
Slurm, Ray, GitHub Actions, Bash, Python, GPU, VAST, GPFS, Lustre
1w
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Senior Systems Engineer
Des Plaines, Illinois, United States
$100k-$150k/yr OnsiteFull Time
Kranze Technology Solutions
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.
Linux, C/C++, MANET, HAIPE
2w
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Trading Platform Engineer, Systematic Technology
London or New York or Chicago
$150k-$250k/yr OnsiteFull Time
Balyasny Asset Management
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.
Python, SQL, Linux
4d
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Distinguished Engineer - AI Security
Johnston or Pittsburgh or Irving or Phoenix or Franklin or Charlotte or Cleveland or Boston or Iselin or Philadelphia or Chicago
$175k-$250k/yr OnsiteFull Time
Citizens Financial Group
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.
Python, Bash, AWS, Linux, Jenkins, CircleCI, GitHub Actions, Kubernetes
2mo
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Senior Embedded Systems Engineer
Chicago, Illinois, United States
$131k-$175k/yr HybridFull Time
Infleqtion
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.
Verilog, SystemVerilog, VHDL, Linux, Python, Bash, SpinalHDL, Rust, Git, CI/CD
2w
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Platform Engineer, Bare Metal
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/yr RemoteFull Time
Vultr
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).
IPMI, BMC, PXE, PHP, Rust, Redfish, cloud-init, Puppet, Ansible, kexec, LAMP
3w
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Sr. Service Engineer
Chicago, Illinois, United States
$100k-$130k/yr FieldFull Time
Supermicro
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%.
Windows, Linux, BIOS
2d
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High Speed Data (HSD) Systems Engineer (Remote)
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 One
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.
DNS, DHCP, DOCSIS, CentOS, RHEL, Linux, Python, Ansible, Shell, Perl, Docker, Incognito, Infoblox, Calix, Redhat, LDAP, NTP, IPv4, IPv6
1w
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Senior Developer Platform Engineering
Chicago, Illinois, United States
$79k-$131k/yr HybridFull Time
TransUnion
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.
Linux, Java, Python, Ansible, Terraform, Puppet, Chef, AWS, CI/CD
1mo
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Systems Engineer
United States or Chicago
RemoteFull Time
UpStream Global Services
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
2d
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Senior Deployment Engineer, AppGate ZTNA (Federal)
Washington or Scott Air Force Base or Gunter Air Force Base or Kirtland Air Force Base or Maryland or Virginia
$177k-$192k/yr RemoteFull Time
Gormat
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.
AppGate ZTNA, Linux, Bash, PowerShell, JavaScript, REST APIs, Active Directory, DNS, PKI, SAML, OIDC, RADIUS, LDAP, AWS, Azure, GCP, VMware vSphere, Microsoft Hyper-V, Terraform, Ansible, SIEM, SOAR, NGFWs, STIG, SCAP