26 unix administrator jobs at 18 companies in Union, IL
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Senior Infrastructure Systems Administrator
Lisle or Chicago
HybridFull Time
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
3w
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Network Administrator
Milton, Wisconsin, United States
$60k-$80k/yr OnsiteFull Time
5+ YOEBachelor's in IT and 5+ years network administration experience; strong networking, server, endpoint, security, and scripting skills; pass federal background check.
Windows, Linux, VLAN, ACL, routing, Ethernet, wireless, firewalls, VPN, AD, MFA, DNS, DHCP, email, backup, remote desktop, file shares, SQL, PKI, VoIP, MDM, Teams, Webex, Microsoft 365, PowerShell, SIEM, EDR, WAF
1mo
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System Administrator
Mount Pleasant, Wisconsin, United States
OnsiteFull Time
2+ YOEManage Windows/Linux/Mac systems, Active Directory/Group Policy, virtualization, backups, monitoring (Zabbix, Graylog), endpoint security/MDM, hardware/software inventory, documentation, staff training. Bachelor's in CS/IT required; 2+ years system administration experience.
Windows, Linux, Mac, Active Directory, Group Policy, Zabbix, Graylog, MDM
1w
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Senior Database Administrator
Chicago, Illinois, United States
$90k-$134k/yr HybridFull Time
4+ YOEBachelor's degree in computer science, engineering, information systems, related information management, or clinical study; 4+ years of database administration experience with Oracle or SQL Server, SQL, performance tuning, and backup and recovery.
Oracle, Microsoft SQL Server, Structured Query Language (SQL), Cache’, Sybase, Statspack, OEM/GRID Control, T-SQL, Azure, AWS, Windows, Linux/UNIX, IP addressing, VPNs, firewalls, ITIL
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IT Systems Administrator
Des Plaines, Illinois, United States
$90k-$120k/yr HybridFull Time
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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Senior Systems Administrator
Des Plaines, Illinois, United States
OnsiteFull Time
Manage day-to-day operations and system security for hypervisor, Microsoft Windows, and Linux hosts; install and maintain server operating systems and equipment; supervise related activities and resource allocation.
Hypervisor, Microsoft Windows, Linux
6d
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Systems/Network Administrator Lead
North Chicago, Illinois, United States
$170k-$200k/yr HybridFull Time
5+ YOE5+ MgmtActive DoD Secret clearance, five years of enterprise IT architecture and engineering experience, ITIL v4 certification, DoDM 8140.03 certifications, and executive-level briefing experience.
Microsoft Windows, UNIX, Linux, Microsoft SQL Server, Microsoft SharePoint, VMware, ESXi, SAN, LAN, MPLS, BGP, WAN
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it admin
Northbrook, Illinois, United States
$75k-$80k/yr OnsiteFull Time
LEV MONITORING SOLUTIONS: Provider of specialized cardiac monitoring and patient support services.
2+ YOEBachelor's degree in IT, Computer Science, or related field; 2+ years of IT administration or support experience; knowledge of networks, firewalls, security, Windows, and Linux; strong troubleshooting and communication skills.
Windows, Linux
5d
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Cloud Operations Admin (Health & Benefits) (Remote)
Oak Brook or Alabama or Arizona or Florida or Georgia or Iowa or Illinois or Indiana or Michigan or Minnesota or Missouri or North Carolina or Nebraska or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or West Virginia
$78k-$92k/yr RemoteFull Time
1+ YOERequires 1–3 years of relevant experience, Windows or Linux administration, networking, cloud services, scripting, SQL Server troubleshooting, infrastructure security, and strong communication skills. Bachelor's degree or equivalent experience preferred.
Windows, Linux, Cisco Meraki, Azure VNETS, VPN Gateways, Route Servers, Route Tables, Private Endpoints, Infrastructure as Code, CI/CD Pipelines, PowerShell, Bash, JS, Python, Azure, Google, AWS, Microsoft Azure Operational and Monitoring tools, Veeam, VMWare Site Recovery, Azure Backup/Site Recovery, Microsoft 365, Microsoft Exchange, Microsoft Intune, Microsoft SharePoint, Microsoft Teams, SQL Server, Microsoft Active Directory, ITIL, ITSM
5d
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Lead Software Engineer, DevOps (Cloud Operations Resilience Engineering)
Riverwoods, Illinois, United States
$179k-$205k/yr OnsiteFull Time
4+ YOEBachelor’s degree, 4+ years in DevOps engineering, 3+ years with cloud-native technologies, and 4+ years of Unix or Linux administration experience.
Java, Python, SQL, Ruby, Go, Docker, Kubernetes, Ansible, Terraform, Amazon Web Services, Microsoft Azure, Google Cloud Platform, Unix, Linux, JavaScript, Bash, Perl, Spring Boot, Jenkins, WebSphere, JBoss, Apache Web Server, AppDynamics, New Relic, Datadog
1w
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Lead Software Engineer, DevOps
Riverwoods, Illinois, United States
$179k-$205k/yr OnsiteFull Time
4+ YOEBachelor's degree, 4+ years of DevOps engineering, 3+ years of cloud-native technology, and 4+ years of Unix or Linux administration experience required.
Java, Python, SQL, Ruby, Go, Docker, Kubernetes, Ansible, Terraform, Amazon Web Services, Microsoft Azure, Google Cloud Platform, Unix, Linux, JavaScript, Golang, Bash, Perl, Apache Mesos, Marathon, Apache Spark, Jenkins, Cassandra, ElasticSearch
1w
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System Specialist, WMS
Aurora or Chicago
$62k-$68k/yr OnsiteFull Time
2+ YOERequires a computer-related bachelor's degree or associate degree with relevant experience, 2+ years of related experience, WMS, RF, UNIX, infrastructure, systems administration, communication, and analytical skills.
Microsoft Office, Red Prairie, RF, RDTs, UNIX, WMS, Wi-Fi, Microsoft Windows
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IT Manager, Ops Tech Solutions (OTS)
Channahon or Romeoville
$117k-$160k/yr OnsiteFull Time
5+ YOE5+ Mgmt5+ years leading technical teams across locations, IT operations management experience, Linux/Unix administration, stakeholder communication, experience in 24x7 support environments, bachelor's degree or equivalent experience.
Linux, Unix, Windows, Android
1mo
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Data Center Technician
Lisle, Illinois, United States
$80k-$90k/yr OnsiteFull Time
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
3mo
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Senior IT Security Engineer
Linthicum or Phoenix or Denver or Tampa or Cicero
$92k-$120k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years in IT security, CISSP, networking and security expertise, Windows and Linux administration, cloud security, scripting, analytical, communication, and collaboration skills.
SIEM, PAM, ZTN, IdP, IAM, CSPM, DLP, CIEM, DevSecOps, SSDLC, AWS, Azure, Windows, Linux, HCL, YAML, JSON, PowerShell, Python, Go, Shell
1w
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Technical Software Product Specialist
Downers Grove, Illinois, United States
$75k-$85k/yr OnsiteFull Time
2+ YOEComputer Science degree; 2–3 years of software development and integration experience; Linux command-line expertise; Windows administration; Bash, PowerShell, Python, REST API development, and troubleshooting skills.
Python, Bash, PowerShell, REST API, Linux, Microsoft Windows, Raspberry Pi OS, TCP/IP, RS-232, HDMI-CEC, USB, GPIO
2mo
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Systems Engineer
Evanston, Illinois, United States
$80k-$95k/yr OnsiteFull Time
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
11h
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SR INFRASTRUCTURE SECURITY ENGINEER
Bloomingdale, Illinois, United States
$122k-$152k/yr OnsiteFull Time
5+ YOERequires 5+ years in systems administration, infrastructure, or security engineering; strong Windows Server, Active Directory, Microsoft 365, Entra ID, patching, vulnerability remediation, and infrastructure security experience. Bachelor's preferred.
Windows Server, Active Directory, Microsoft 365, Microsoft Entra ID, Microsoft Purview, Microsoft Excel, PowerShell, VMware, Hyper-V, Linux, UNIX, Microsoft Defender, Microsoft Intune, SIEM
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Principal Computer Systems Analyst - Windows
Rolling Meadows, Illinois, United States
$99k-$148k/yr OnsiteFull Time
3+ YOERequires U.S. Secret clearance, Windows domain and server administration experience (AD, GPO, DNS, DHCP, LDAP), Security+ CE (IAT II), 3+ years relevant experience preferred, and ability to lift 50 lbs.
Active Directory, Group Policy, DNS, DHCP, LDAP, ServiceNow, JIRA, Cohesity, Veritas, HBSS, SolarWinds, Splunk, Windows, Linux, Solaris, OSX, UNIX
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