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.
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.
California or California or Allen or Schaumburg or Plantation or Salt Lake City
$90k-$100k/yrRemoteFull Time
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
5+ YOE5+ years technical support or a related bachelor's degree; ability to support NG911 systems, Windows/Linux environments, networking, telephony, and pass CJIS background check.
Windows Server 2008, Windows Server 2012, Windows 7, Windows 10, Linux, UNIX, Active Directory, Asterisk, SS7
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.
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.
Radiant Logic: Providing an identity data platform to unify identity information.
BS/MS in CS/CIS or equivalent, Java/J2EE/SQL knowledge, LDAP, MySQL/Oracle, Windows/Linux, Active Directory, scripting, IAM protocols, cloud IAM, networking, Wireshark, Docker/Kubernetes, strong problem-solving and customer service; English and French.
Java, J2EE, SQL, MySQL, OracleSQL, Windows, Linux, Microsoft Active Directory, LDAP, SAML, OAuth, OpenID Connect, Kerberos, AWS IAM, Azure Active Directory, Google Cloud IAM, TCP/IP, UDP, TLS/SSL, Wireshark, Docker, Kubernetes, Batch file, Shell scripting
Parallel Works: Unified control plane for managing hybrid HPC and AI workloads.
10+ YOE10+ years operating production Linux systems, production Slurm administration, HPC storage and fabric experience, NVIDIA GPU node operations, Ansible/Terraform and Bash/Python proficiency, US citizenship and Secret clearance eligibility.
Northwestern University: Private research university providing higher education and academic research.
3+ YOE3+ years system administration experience with Linux/Windows, scripting (PowerShell, Bash, or Python), troubleshooting, supporting multi-tier applications, cloud exposure (AWS/Azure/GCP) and strong communication skills.
Linux, Microsoft Windows, PowerShell, Bash, Python, AWS, Microsoft Azure, Google Cloud Platform, Ansible, Terraform, Puppet, Chef, Splunk, Datadog, Nagios, Git, Docker, Kubernetes, ITIL
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
Radiant Logic: Software for unifying and securing enterprise identity data.
Provide technical consulting and support for federated identity products; strong Java/J2EE/SQL skills, LDAP and directory experience, Windows/Linux knowledge, customer support and troubleshooting skills.
Java, J2EE, SQL, MySQL, OracleSQL, Windows, Linux, Microsoft Active Directory, LDAP, SAML, OAuth, OpenID Connect, Kerberos, AWS IAM, Azure Active Directory, Google Cloud IAM, TCP/IP, UDP, TLS/SSL, Wireshark, Docker, Kubernetes, Batch file, Shell scripting
Hudson River Trading: A quantitative firm using technology to trade global financial markets.
2+ YOE2+ years managing Linux systems, familiarity with Linux installs and networking, basic shell scripting, programming experience, experience with SaltStack or other config management, JIRA; AWS/GCP experience desirable.
San Jose or San Francisco or Seattle or New York City or Chicago or California
$190k-$361k/yrOnsiteFull Time
AdobeNASDAQ: ADBE: Provides software for digital media creation and marketing analytics
10+ YOE10+ years professional software engineering with deep C++ expertise, production integration of AI/LLMs, cross‑platform systems design, reliability and observability, architecture leadership, and strong communication skills.
Giesecke+Devrient: Sells security products for banknotes, payments, and digital identities.
5+ YOEBachelor's in IT or equivalent,5+ years systems/infrastructure experience,3+ years supporting enterprise MFT (Axway SecureTransport, IBM Connect:Direct) with Windows/Linux, VMware, networking, scripting, SSH/PGP/certificate management; regulated environments preferred.
Axway SecureTransport, IBM Connect:Direct, SFTP, FTPS, SCP, SSH, PGP, Windows Server, Linux, Active Directory, VMware, DNS, VPN
Parts Town: Distributes genuine OEM parts for commercial kitchens, HVAC, and appliances.
5+ YOE5+ years systems/infrastructure experience with Azure and/or GCP, Terraform, Windows/Linux administration, networking, virtualization, automation with PowerShell/Bash/Python, and strong documentation and communication.
Microsoft Azure, Google Cloud Platform (GCP), Terraform, PowerShell, Bash, Python, Git, Nutanix
StrykerNYSE: SYK: Manufactures medical devices and equipment for healthcare providers.
6+ YOEBachelor's in IT or 6+ years equivalent, 6+ years technical sales/integration experience (preferred), understanding of Windows/Linux/Cloud and server virtualization, 50% travel within WI/IL/MI region.
Ekahau AI Pro Survey, Omnipeek, Wireshark, Windows, Linux, Cloud, EMR, EHR, MDM, SIP
Data Center Operations Systems Engineer II (Chicago)
Elk Grove Village, Illinois, United States
$89k-$119k/yrOnsiteFull Time
Lambda: Provides high-performance GPU cloud infrastructure for AI development.
Onsite presence 5 days/week; racking, cabling, configuring servers; troubleshooting hardware/software; DCIM documentation; familiarity with power, cooling, and structured cabling; willingness to travel for new site bring-ups.
Space Systems Embedded Software Engineer - Level 2 (TS/SCI)
Rolling Meadows, Illinois, United States
$88k-$131k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEBachelor's or Master's in STEM with 2+ years experience, active Top Secret/SCI clearance preferred, C/C++ and scripting experience, lab testing and DSP familiarity, RTOS and embedded Linux exposure.
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.