78 linux administrator jobs at 61 companies in Roselle, IL
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Linux Systems Administrator
Chicago, Illinois, United States
$83k-$110k/yr HybridFull Time
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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Linux Systems Administrator
Chicago, Illinois, United States
$82k-$110k/yr HybridFull Time
2+ YOE2+ years supporting enterprise Linux and virtualized/hybrid environments; experience with RHEL, VMware, Red Hat Satellite, Ansible, HPE infrastructure, SAN/Veeam/Avamar, Azure, scripting, and 24/7 production support.
Red Hat Enterprise Linux, VMware, VMware ESXi, Red Hat Satellite, Ansible, CI/CD, Azure, HPE, Veeam, Avamar, Oracle, Docker, Kubernetes
3w
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System Administrator (Red Had / Linux)
Hines, Illinois, United States
OnsiteFull Time
Red Hat Enterprise Linux administration, shell scripting/automation (Bash, Python, Ansible), virtualization and cloud experience (VMware,vSphere,Red Hat Virtualization,AWS,Azure), networking and storage knowledge, and ability to pass a Tier 2 background investigation.
Red Hat Enterprise Linux, Red Hat, DNS, NFS, SSH, FTP, Apache, VMware, vSphere, Red Hat Virtualization, Bash, Python, Ansible, Amazon Web Services, Microsoft Azure, LDAP, Active Directory, SAN, NAS, CI/CD
1h
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Systems Administrator
Hoffman Estates or Illinois
$82k-$95k/yr OnsiteFull Time
3+ YOERequires a bachelor's degree in Information Technology and 3–5 years of progressive systems administration or related IT experience. Requires Windows Server, VMware, hardware, networking, Active Directory, SAN, Linux, security, and troubleshooting expertise.
Windows Server, VMware vSphere, HA, DRS, vMotion, Distributed Switches, Site Recovery Manager, Active Directory, Group Policy, DNS, DHCP, Veeam, Citrix, Linux, SAN, TCP/IP
2w
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System Administrator (On Site)
Chicago, Illinois, United States
OnsiteFull Time
5+ YOEBachelor's degree in computer science, 5–7 years of systems administration experience, 2+ years of Linux administration, cloud and networking expertise, and strong troubleshooting and clinical workflow skills.
Linux, AWS, Windows, TCP/IP, DNS, DHCP, PACS
1w
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Systems Administrator
Chicago, Illinois, United States
$79k-$110k/yr HybridFull Time
3+ YOEBachelor's degree in technology or equivalent experience, 3+ years as a systems administrator, Linux expertise, RedHat, CentOS and Windows 2016 administration, virtualization, patching, vulnerability management, troubleshooting, and communication skills.
Red Hat Enterprise Linux, CentOS, Microsoft Windows Server 2016, ServiceNow, Venafi, SSL
4w
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OUD LDAP Administrator
Chicago, Illinois, United States
$100k-$115k/yr OnsiteFull Time
6+ YOEExpertise in LDAP and Oracle Unified Directory administration, SSL/TLS and identity integrations, Linux and shell scripting, HA/DR and infrastructure troubleshooting; bachelor's degree and 6+ years experience.
LDAP, Oracle Unified Directory (OUD), OUDSM, Entra ID (Azure AD), Okta, Oracle IAM, Linux, Bash, Korn shell
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Systems Administrator
Chicago, Illinois, United States
RemoteFull Time
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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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
6d
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Network Administrator
Aurora, Illinois, United States
$60k-$80k/yr OnsiteFull Time
5+ YOEBachelor's in information technology, 5+ years of network administration experience, broad infrastructure and endpoint expertise, English fluency, ability to lift 40 pounds, and successful federal background check.
Windows, Linux, VLAN, ACL, Ethernet, VPN, AD, MFA, DNS, DHCP, PKI, VoIP, MDM, Teams, Webex, Microsoft 365, Mac, Printers, SIEM, EDR, WAF, PowerShell
2mo
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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
2mo
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Lead Databricks Administrator
Chicago or Irving
$98k-$182k/yr HybridFull Time
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
1mo
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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
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
2mo
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Data Center System Administrator
Chicago, Illinois, United States
$98k-$120k/yr HybridFull Time
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
2d
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Junior Systems Administrator
Chicago or Chicago or Chicago
$46-$48/hr HybridFull Time
3+ YOEHigh school diploma and 3–5 years of systems administration, help desk, or desktop support experience required. Knowledge of Windows Server, Active Directory, networking, ITIL, and ServiceNow; certifications preferred.
ServiceNow, Windows Server, Linux, Active Directory, DNS, DHCP, Group Policy, VMware, Hyper-V, Microsoft Azure, AWS, Veeam, TCP/IP, VPN, SCCM, Microsoft Intune, SolarWinds, ITIL
1mo
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System Administrator (Contract-to-Hire)
Chicago, Illinois, United States
HybridFull Time
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
9h
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Google Cloud Database Administrator
Chicago, Illinois, United States
$125k-$150k/yr RemoteFull Time
7+ YOERequires 7+ years of cloud-based enterprise database administration, scripting and automation, database security, and experience with Google Cloud, Azure, or AWS. Strong analytical, communication, and troubleshooting skills required.
Google Cloud Platform, Microsoft SQL Server, Google Cloud Console, BigQuery, Cloud SQL, Cloud Storage, Cloud Monitoring, Cloud Logging, Dataflow, Dataproc, Looker, Tableau, SQL Server Management Studio, Visual Studio Code, Git, CI/CD, PowerShell, Python, Active Directory, MongoDB, Azure, AWS, Linux, IAM
1mo
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Senior System Administrator II (Ceph Engineer)
Chicago or San Francisco
OnsiteFull Time
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
4w
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Senior AWS Cloud Engineer – EC2 & Linux Administration
Chicago or Norfolk or United States
$87k-$131k/yr RemoteFull Time
Requires hands-on Amazon EC2 and Linux administration, AWS migration experience, shell scripting, patching, hardening, troubleshooting, and knowledge of AWS networking and security.
Amazon EC2, AWS Application Migration Service, Amazon Linux, Auto Scaling, AWS CloudFormation, AWS IAM, AWS, Docker, Elastic Load Balancing, Amazon S3, Amazon CloudWatch, AMI, EBS, VPC, security groups, NACLs, RHEL, CentOS, Ubuntu, systemd, Ansible, Chef, Puppet, AWS DataSync, Terraform, Direct Connect, Site-to-Site VPN, EFS, Route 53, Systems Manager, KMS, CloudTrail, shell scripting
1mo
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Systems / Network Administrator Lead
Chicago, Illinois, United States
$115k-$155k/yr RemoteFull Time
5+ YOE5+ Mgmt5+ years enterprise IT/systems and network administration experience, DoD RMF and outage/incident leadership, ITIL, multiple network/security certifications, and active Secret clearance.
Windows, UNIX/Linux, VMware ESXi, Storage Area Networks (SAN), Virtual Desktop Infrastructure (VDI), IPv4, IPv6, DISA
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