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44 linux administrator jobs at 39 companies in Wheaton, IL

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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
Help us #BeatIndeed & #BeatLinkedIn
2mo
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Linux Administrator
Itasca, Illinois, United States
$80k-$115k/yr HybridFull Time
Accertify
Accertify: Provide digital fraud prevention and identity protection software solutions.
Experience administering Ubuntu Desktop and Red Hat Enterprise Linux; Bash scripting; Python a plus; LDAP/FreeIPA/Active Integration; APT/YUM/DNF; TCP/IP, DNS, DHCP, VPN; Proxmox virtualization.
Ubuntu, Red Hat Enterprise Linux, Proxmox, Ansible, Puppet, Chef, Bash, Python, LDAP, FreeIPA, Active Directory
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1w
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Linux Systems Administrator
Chicago, Illinois, United States
$83k-$110k/yr HybridFull Time
USG Corporation
USG Corporation: Manufacturer of high-quality building materials and ceiling systems.
2+ YOE2+ years managing Red Hat Linux and VMware environments; experience with Red Hat Satellite, scripting/automation, backup/recovery tools, SAN/storage, and familiarity with Azure and Oracle support.
Red Hat Enterprise Linux, VMware ESXi, Azure, Oracle, Red Hat Satellite, Ansible Automation Platform, Avamar, Veeam, HPE ProLiant, HPE Synergy, HPE Alletra, Docker, Kubernetes
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2d
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Linux Systems Administrator
Chicago, Illinois, United States
$82k-$110k/yr HybridFull Time
Sentinel Technologies
Sentinel Technologies: Provides managed IT services and comprehensive technology solutions.
2+ YOE2+ years supporting enterprise Linux and virtualized infrastructure; experience with RHEL, VMware, automation (Ansible), patching, backups, disaster recovery, and collaboration in 24/7 environments.
Red Hat Enterprise Linux, Red Hat Satellite, VMware ESXi, HPE, Azure, Oracle, Ansible, CI/CD, Veeam, Avamar, Docker, Kubernetes
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1w
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Systems Administrator
Chicago, Illinois, United States
RemoteFull Time
Econ One
Econ One: Provides economic consulting and expert testimony for litigation support.
3+ YOEBachelor's or equivalent, 3+ years systems administration across Linux and Windows, Active Directory and Group Policy, PostgreSQL administration, Remote Desktop Services, scripting (Bash/PowerShell/Python), and on-call participation.
Active Directory, Group Policy, PostgreSQL, Remote Desktop Services, Truenas (CORE and SCALE), Bash, PowerShell, Python, AWS, Azure, Entra, Intune, Docker, Kubernetes, Proxmox, FSLogix
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3w
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IT Security Administrator
Rosemont, Illinois, United States
$87k-$109k/yr OnsiteFull Time
Reyes Holdings
Reyes Holdings: Global distributor of food and beverage products.
1+ YOEBachelor's in relevant field or HS with extensive experience; 1+ years system administration experience (Windows, Linux, Cisco) preferred; knowledge of vulnerability assessment, patch management, application security controls, and compliance frameworks; Microsoft Office proficiency.
Windows Servers, Linux Servers, Cisco Networking Equipment, Microsoft Office, Power BI, Power Platform, NIST, PCI, IOTCA
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2w
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Senior Infrastructure Systems Administrator
Lisle or Chicago
HybridFull Time
Datavault AI
Datavault AINasdaq: DVLT: AI-driven data management, valuation, and event technology solutions.
7+ YOE7+ years infrastructure/systems administration experience with Unix/Linux and Solaris, SAN/storage and on‑prem server support, strong troubleshooting, networking fundamentals, and ability to support on‑call/after‑hours production systems.
Solaris 10, Solaris 11, Linux, Windows, SAN, VMware, AWS, Azure, Apache, Tomcat, PostgreSQL, Bash, PowerShell, Python, Grafana, Prometheus, Nagios, Zabbix, SolarWinds
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3w
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System Administrator
Romeoville, Illinois, United States
$84k-$109k/yr OnsiteFull Time
Magid Glove and Safety
Magid Glove and Safety: Manufacturer and distributor of personal protective equipment.
5+ YOE5+ years IT experience with 2+ years supporting manufacturing systems; strong Windows Server/AD/Group Policy, Office 365 administration, VMware, SCCM, and PowerShell skills; bachelor\u0002s degree preferred or technical certifications considered.
Microsoft Office 365, Microsoft Exchange, Microsoft SharePoint, Microsoft Teams, Windows Server, Active Directory, DNS, DHCP, Group Policy, Windows 10, Windows 11, VMware, Microsoft SCCM, PowerShell, SCADA, MES, PLC, HMI, Linux
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3w
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Lead Databricks Administrator
Chicago or Irving
$98k-$182k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
7+ YOE7+ years in database/data platform or cloud infrastructure, 3+ years administering Databricks, strong IAM and Unity Catalog knowledge, Terraform/automation, SQL/Unix/Linux and scripting; BS preferred or equivalent experience.
Databricks, Unity Catalog, Terraform, AWS, Azure, GCP, SQL, Unix/Linux, Python, Scala, APIs, CI/CD, SSO, SCIM, RBAC
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5d
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Systems Administrator (GEODSS) - Diego Garcia 1
Diego Garcia or San Diego or Chicago or Fairbanks or Vandenberg AFB or Nellis AFB
OnsiteFull Time
Serco
SercoLondon Stock Exchange: SRP: Provides professional outsourcing services to governments worldwide.
4+ YOEActive security clearance and U.S. citizenship; minimum 4 years systems administration experience; Linux and Windows experience; DISA STIG compliance, backups, auditing, incident response; CompTIA Security+/CCNA/RedHat desired.
GEODSS, Linux, Windows, RedHat, DISA Security Technical and Implementation Guide (STIG), CompTIA Security +, CCNA
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3w
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Lead Databricks Administrator
Chicago or Irving
$98k-$182k/yr OnsiteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
7+ YOE7+ years in database/data platform or cloud infrastructure, 3+ years administering Databricks, experience with AWS/Azure/GCP, IAM/SSO/SCIM, Unity Catalog, Terraform/automation, strong SQL, Unix/Linux and scripting skills.
Databricks, Unity Catalog, Terraform, Python, Scala, SQL, Unix/Linux, CI/CD, APIs, SSO, SCIM, AWS, Azure, GCP
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3w
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Data Center System Administrator
Chicago, Illinois, United States
$98k-$120k/yr HybridFull Time
Lenovo
LenovoHKSE: 992: Manufactures personal computers, mobile devices, and server infrastructure.
3+ YOE3+ years Linux/RHEL/SUSE/CentOS system administration; experience with server, storage, networking; Confluent & Slurm preferred; OS installation, troubleshooting, firmware upgrades, and customer-facing communication skills.
Linux, Unix, RedHat, Suse, RHEL, CentOS, Confluent, Slurm
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2w
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System Administrator (Contract-to-Hire)
Chicago, Illinois, United States
HybridFull Time
Fusion92
Fusion92: Full-service marketing transformation and digital services agency.
3+ YOE3+ years in IT security operations; experience with Microsoft Entra ID, EDR/EDR platforms (SentinelOne/CrowdStrike), SIEM, Linux, vulnerability scanning, and compliance frameworks (SOC 2/NIST/CIS); strong communication skills.
Huntress, Blumira, Microsoft Entra ID, SentinelOne, CrowdStrike, EDR/EPP, SIEM, Linux, SAML, OIDC, Mimecast, Conditional Access, PIM, SOC 2, NIST, CIS Controls, ISO 27001
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2mo
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HPC Systems Administrator
Chicago, Illinois, United States
$94k-$110k/yr HybridFull Time
University of Chicago
University of Chicago: Provides higher education and conducts academic research.
5+ YOEExperience with HPC, Linux systems, security, and monitoring; 5+ years of related work; bachelor’s degree in a related field.
Linux (RHEL/Rocky), GPU infrastructure, Slurm, Torque, PBS, LSF, Ansible, Puppet, Chef, Salt, xCAT, Confluent, Warewulf, CheckMK, Zabbix, Nagios, Prometheus, Grafana, NIST 800-53, NIST 800-171, NIST SP 800-223, FIPS, Ceph, Lustre, BeeGFS, Storage Scale, InfiniBand
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1d
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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
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1mo
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IT Systems Administrator
Des Plaines, Illinois, United States
$90k-$120k/yr HybridFull Time
GTI Energy
GTI Energy: Research and development of innovative global energy technologies
7+ YOE7+ years IT experience (or equivalent), strong Microsoft/Azure environment skills (Azure AD, on-prem AD, Intune, Microsoft 365), virtualization, NetApp storage, networking, cybersecurity, PowerShell; bachelor’s or equivalent preferred.
Azure Active Directory, Active Directory, Microsoft 365, Microsoft Teams, Microsoft Intune, NetApp, Microsoft Copilot, PowerShell, Power BI, Power Apps, SharePoint Online, Java, SQL, Linux
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1mo
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Senior Database Administrator
Schaumburg, Illinois, United States
$140k-$170k/yr OnsiteFull Time
Central Garden & Pet
Central Garden & PetNASDAQ: CENT: Manufacturer and distributor of lawn, garden, and pet products.
5+ YOESenior DBA responsible for reliability, security, performance, and recoverability of mission-critical databases; manage monitoring, capacity planning, backups, DR; cloud migrations; vendor outsourcing.
Oracle, SQL, Azure, Unix, Linux, Windows
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2mo
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Senior Database Administrator
Hopkins or Atlanta or Chicago or Denver or Irving
$120k-$141k/yr HybridFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
7+ YOEBachelor’s degree or equivalent; 7+ years IT experience; 7+ years design/development of technology infrastructure; Visa sponsorship not available.
NoSQL databases, MongoDB, Cassandra, Elasticsearch, Couchbase, Ansible, Linux, Kubernetes, Cloud
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2mo
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Trading Systems Engineer - Options Market Making ((253)
Chicago, Illinois, United States
OnsiteFull Time
Maven Securities
Maven Securities: Proprietary trading firm specializing in quantitative and systematic strategies.
Experience with Python, Linux system administration, CI/CD, and tools like Ansible, Octopus, TeamCity, Volt; familiarity with Jira and performance tuning.
Python, Linux, Ansible, Octopus, TeamCity, Volt, Jira, CI/CD
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3d
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Data Center Technician
Lisle, Illinois, United States
$80k-$90k/yr OnsiteFull Time
Lightning AI
Lightning AI: Unified platform to build, train, and deploy AI models.
2+ YOE2+ years data center experience; strong Linux administration; experience with Ethernet and InfiniBand networking, power and cooling infrastructure, DCIM, cabling, troubleshooting, and on-call support.
Linux, Ethernet, InfiniBand, DCIM, Dell, Nvidia
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2w
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Sr. Customer Technical Architect
Chicago or United States
$136k-$190k/yr HybridFull Time
LogicMonitor
LogicMonitor: Provides AI-powered hybrid observability for enterprise IT infrastructure.
3+ YOE3+ years in technical roles supporting IT infrastructure; experience with compute, storage, networking, databases, virtualization, observability, Linux/Windows administration, scripting, API-based solutions, and strong communication skills.
VMWare, Hyper-V, Xen Server, Netapp, EMC, HPLeftHand, Dell Equallogic, f5 bigIP, NetScaler, Barracuda, WMI, PerfMon, JDBC, SNMP, SMTP, JMX, IIS, Apache, Tomcat, Active Directory, SQL, MySQL, Postgress, Linux, Windows, groovy, powershell, python, ruby
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