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53 system administrator engineer jobs at 42 companies in Illinois

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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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System Administrator II
Las Vegas or Chicago
$105k/yr HybridFull Time
Flyover Las Vegas
Flyover Las Vegas: An award-winning immersive flying theatre experience transporting guests through iconic places and natural landscapes.
5+ YOERequires 5+ years in network administration or engineering, multi-site network ownership, enterprise switching and routing, firewall and VPN administration, wireless design, and troubleshooting. Bachelor's degree or equivalent practical experience required.
TCP/IP, DNS, DHCP, VLANs, OSPF, BGP, QoS, Palo Alto, Fortinet, Cisco ASA, VPN, SD-WAN, Meraki, Aruba, Azure, AWS, CCNA, CCNP
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System Administrator II - Network
Chicago or Las Vegas or Reykjavik or Vancouver
$105k/yr HybridFull Time
Flyover
Flyover: Immersive flying theater attractions for tourists and visitors.
5+ YOE5+ years in network administration or engineering, enterprise networking, firewalls, VPNs, wireless, monitoring, and troubleshooting; bachelor's degree or equivalent practical experience preferred.
TCP/IP, VLAN, OSPF, BGP, QoS, Palo Alto, Fortinet, Cisco ASA, VPN, SD-WAN, Meraki, Aruba, Azure, AWS, CCNA, CCNP
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Systems Administrator Engineer - Cloud & Automation
Milwaukee or Kansas City or Rolling Meadows or Naperville or Scottsdale or Raleigh or Jersey City or Newark or Norristown or Plano or Alpharetta or Sarasota or United States
$63k-$138k/yr HybridFull Time
IAT Insurance Group
IAT Insurance Group: Provides specialty property and casualty insurance and surety products.
7+ YOE7+ years in cloud, automation, and infrastructure engineering; IaC (Bicep/ARM/Terraform) for Azure; Microsoft Graph API and PowerShell expertise; experience with Azure services, Entra ID, Microsoft 365 automation; US work authorization required.
Bicep, ARM templates, Terraform, Microsoft Graph API, PowerShell, Microsoft Azure Automation, Microsoft Logic Apps, Microsoft Azure Functions, Microsoft Azure, Microsoft Entra ID, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, Windows Server, Microsoft Active Directory, Group Policy, DNS, DHCP, IIS, Microsoft Fabric, Microsoft Power BI, Git, Azure DevOps, GitHub Actions, Infrastructure as Code (IaC)
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Teamcenter Systems Administrator
Morton Grove, Illinois, United States
$110k-$130k/yr OnsiteFull Time
Smiths Group
Smiths GroupLondon Stock Exchange: SMIN: Engineers specialized technologies for energy, security, and aerospace markets.
5+ YOE5+ years as a Teamcenter Systems Administrator; Bachelor's in Computer Science or Engineering; strong Teamcenter architecture and administration; CAD integrations; SQL and scripting; US citizenship for access to controlled documents.
Teamcenter, Active Workspace, Visualization, Solid Edge, NX, PLMXML, IPS Data Upload, SQL, Python, Perl
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Mechanical Engineer-2607220JC03
Chicago, Illinois, United States
$90k-$120k/yr OnsiteFull Time
Ardmore Roderick
Ardmore Roderick: Provides engineering and construction management for critical public infrastructure.
1+ YOEBachelor's in mechanical engineering, 1–5 years plumbing systems design experience, Revit and AutoCAD proficiency, knowledge of building codes, ability to coordinate disciplines and support construction administration.
Revit, AutoCAD, Bluebeam, Autodesk Construction Cloud (Forma), COMcheck, BIM
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Sr. Systems Engineer – SQL Database Administrator.
Saint Paul or Atlanta or Hopkins or Charlotte or Chicago or Gresham or Denver or Brookfield or Earth City
$105k-$124k/yr HybridFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
10+ YOEBachelor's degree or equivalent experience; 5+ years in IT and 10+ years designing, developing, and supporting technology infrastructure. Requires advanced SQL Server, cloud, HA/DR, security, T-SQL, PowerShell, and leadership expertise.
Microsoft SQL Server, Microsoft Azure, Amazon Web Services (AWS), Always On Availability Groups, Failover Clustering, Replication, Log Shipping, T-SQL, PowerShell
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Lead Systems Administrator – Endpoint Engineering
Illinois or Kansas
$117k-$175k/yr HybridFull Time
Relativity
Relativity: AI-powered platform for legal discovery and data intelligence.
Enterprise endpoint administration or engineering experience, strong troubleshooting across endpoint policies and deployments, process documentation, operational standards, automation, and cross-functional IT and security collaboration.
Microsoft Intune, Autopilot
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HubSpot Systems Administrator
Chicago or Cincinnati or Rochester or Salt Lake City or Irving or St. Petersburg or West Palm Beach or Allentown
$127k-$200k/yr HybridFull Time
Paychex
PaychexNASDAQ: PAYX: Payroll, human resources, and benefits outsourcing solutions.
10+ YOE10+ years in systems or software development; Bachelor's degree in CS or related field; experience leading cross-functional engineering teams; strong HubSpot knowledge.
HubSpot
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HubSpot Systems Administrator
Chicago or Cincinnati or Rochester or Salt Lake City or Irving or St Petersburg or West Palm Beach or Allentown
$127k-$200k/yr HybridFull Time
Paychex
PaychexNasdaq: PAYX: Provider of payroll, human resources, and benefits outsourcing services.
10+ YOEBachelor's in computer science or related, 10+ years systems/software experience, strong HubSpot expertise (Sales & Marketing Hubs), leadership driving cross-functional engineering teams, MATLAB knowledge preferred.
HubSpot, MATLAB
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3w
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Senior HPC Systems Engineer
Chicago or United States
RemoteFull Time
Parallel Works
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.
RHEL, Rocky, Alma, Debian, Ubuntu, Slurm, InfiniBand, RoCE, NVIDIA, CUDA, DCGM, NCCL, Ansible, Terraform, Bash, Python, Kubernetes, OpenShift, Helm, Apptainer, Enroot, Pyxis, PBS Pro, Prometheus, Grafana, STIG, SCAP, Tenable, eMASS, RMF, FedRAMP
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2w
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Data Security Engineer
Scott Air Force Base, Illinois, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Experience designing, deploying, and configuring data security solutions; systems administration; technical architecture documentation; Secret clearance; high school diploma or GED. Linux, containers, federal security, degree, and DoD 8140 certification preferred.
Virtru, PKWare, Thales, Linux, Microsoft Internet Explorer, Google Chrome, Mozilla Firefox, Microsoft Edge, Apple Safari, Opera Browser, Blackberry Browser
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Senior Deployment Engineer, AppGate ZTNA (Federal)
Washington or Scott Air Force Base or Gunter Air Force Base or Kirtland Air Force Base or Maryland or Virginia
$177k-$192k/yr RemoteFull Time
Gormat
Gormat: Provides cybersecurity and systems engineering services to government defense agencies
8+ YOE8+ years delivering networking/security/platform solutions, Linux administration, scripting (Bash, PowerShell, JavaScript), REST API integration, identity systems, public cloud and virtualization experience, STIG/SCAP hardening, and federal environment support.
AppGate ZTNA, Linux, Bash, PowerShell, JavaScript, REST APIs, Active Directory, DNS, PKI, SAML, OIDC, RADIUS, LDAP, AWS, Azure, GCP, VMware vSphere, Microsoft Hyper-V, Terraform, Ansible, SIEM, SOAR, NGFWs, STIG, SCAP
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Lead Site Reliability Engineer (SRE)
Chicago or New York City
$175k-$220k/yr HybridFull Time
Optimal Market Technologies
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
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Senior Network Architect & Administrator
Chicago, Illinois, United States
$150k-$185k/yr OnsiteFull Time
Loop Capital
Loop Capital: Full-service investment bank providing capital solutions and financial advisory.
8+ YOEDesign, implement, and maintain enterprise network for trading systems; 8+ years in network engineering; expertise in NGFW, cloud networking, and financial connectivity.
NGFW platforms, Cloud platforms (AWS, Azure, GCP), SIEM (Splunk, Sentinel, QRadar, Elastic), IAM platforms (Azure AD/Entra, Okta, Ping), ZTNA, MFA, Python, PowerShell, Ansible
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Systems Engineer - Infrastructure & Managed Services
Tinley Park or United States
$80k-$100k/yr HybridFull Time
Providence Management and Development Company Incorporated
Providence Management and Development Company Incorporated: Providing comprehensive managed IT services and technology solutions.
3+ YOE3+ years in systems engineering or administration in an MSP; strong Windows and Microsoft 365; experience across multiple environments; able to diagnose complex issues.
Windows Server, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, Exchange Online, SharePoint Online, Teams, OneDrive, Entra ID, Intune, VMware, Hyper-V, VPN, Firewall, Networking, RMM tools, PSA platforms
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Junior Applications Engineer
Downers Grove, Illinois, United States
$44k-$55k/yr HybridFull Time
Roadrunner
Roadrunner: Provides nationwide long-haul less-than-truckload freight transportation services.
0+ YOEBachelor's in CS/Engineering/IT or equivalent experience; 0–2 years supporting applications or systems administration; strong troubleshooting, communication, and documentation skills.
Microsoft Office
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2mo
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SITE SUPPORT ENGINEER
Macomb, Illinois, United States
$30-$45/hr OnsiteFull Time
McDonough District Hospital
McDonough District Hospital: Provides comprehensive hospital and clinical healthcare services in Illinois.
3+ YOEAssociate degree in computer science or engineering; 3+ years systems engineering; networking, OS, and system administration; virtualization (VMware/Hyper-V); strong communication; independent and team work; proactive problem solving.
VMware, Hyper-V, Networking, Operating Systems, System Administration
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Network Systems Engineer
Oak Brook, Illinois, United States
$121k-$125k/yr OnsiteFull Time
RedSail Technologies
RedSail Technologies: Integrated pharmacy management software and health technology solutions.
2+ YOEBachelor’s degree in a related computer field, 2 years of network engineering or systems administration experience, networking and security expertise, programming and shell scripting experience, and Azure Solutions Architect certification.
TCP/IP, DNS, DHCP, PowerShell, DOS, C, C#, SQL, LAN/WAN
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Systems Software Engineer
Chicago, Illinois, United States
$145k-$185k/yr OnsiteFull Time
DRW
DRW: Technology-driven principal trading firm operating in global financial markets
3+ YOERequires 3+ years of software engineering experience, strong systems programming, Linux administration, networking, server hardware, Ansible, Git, CI/CD, Bash or scripting, and production support experience.
C++, Python, Rust, Ruby, Ansible, Linux, RHEL, DPDK, Git, Kubernetes, Flux, Helm, Bash, perf, eBPF, flamegraphs, tcpdump, CI/CD, GitOps, NUMA, TCP/IP
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