100 linux system engineer jobs at 71 companies in Naperville, IL
🚀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.
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.
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.
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%.
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
Optimal Market Technologies: Operates a broker-dealer platform for wholesale options execution.
Hands-on Linux and network administration, strong scripting/automation, Infrastructure-as-Code experience, production support and incident response ownership, staff management/mentoring, familiarity with C++, Python, SQL, Azure, and real-time trading systems.
C++, Python, SQL, Linux, CentOS7, RHEL9, Microsoft Azure, Microsoft Azure Virtual Desktop (AVD), Claude Code, FIX Protocol, PostgreSQL, AERON
MatrixSpace: AI-powered radar systems for airspace safety and drone detection.
5+ YOEBachelor's in EE/CE/CS,5+ years FPGA system development for radar/RF/communications,strong RTL skills (SystemVerilog/Verilog/VHDL/HLS),experience with AMD/Xilinx or Intel platforms,EMBEDDED Linux familiarity,US work authorization and possible clearance.
Henry Broch & Co: Provides food ingredient processing, custom blending, and contract packaging services.
Lead ERP implementation and support, configure integrations and middleware, administer Linux and databases, write SQL, mentor technical staff; bachelor's in related field preferred.
SQL, MySQL, Microsoft SQL Server, Systemd, Cron, OpenSSH, Common Lisp, Python, Go, Power BI, ERP, APIs, middleware, AI-assisted coding tools
Balyasny Asset Management: Global multi-strategy investment firm managing diverse financial assets.
Experience in production engineering/SRE or application support for real-time trading systems; strong monitoring, incident response, troubleshooting, automation, and collaboration skills.
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
Bachelor's degree in Computer Science, Engineering, or Technology; IT systems engineering experience; strong LAN/WAN, TCP/IP; Linux and Windows environments; virtualization (Vmware/KVM); basic Unix/shell/Python scripting; travel occasionally; ability to work independently and in a team.
Linux, Windows, Active Directory, Vmware, KVM, Python, Unix shell, TCP/IP, LAN/WAN, Networking, Radio systems