35 systems infrastructure jobs at 29 companies in Caledonia, WI
1mo
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IT Infrastructure Administrator
New Berlin, Wisconsin, United States
OnsiteFull Time
8+ YOEManage and support hybrid on‑prem and cloud infrastructure including Microsoft 365, Microsoft Azure, Active Directory, networking; 8+ years enterprise experience and 5+ years systems administration; PowerShell and automation experience.
Microsoft 365, Microsoft Azure, Active Directory, PowerShell, VPN, SaaS, PaaS, IaaS
2w
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Senior Systems Engineer
Port Washington, Wisconsin, United States
$68k-$148k/yr OnsiteFull Time
3+ YOERequires 3 to 5+ years of systems administration experience, with expertise in servers, cloud infrastructure, operating systems, incident management, security, backups, disaster recovery, and technical support.
Microsoft Word, DevOps, Site Reliability Engineer (SRE), CI/CD
3mo
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Senior Water Infrastructure Engineer
Chicago or Crystal Lake or Mokena or Naperville
$110k-$140k/yr HybridFull Time
6+ YOEB.S. in Civil Engineering, Illinois PE (or reciprocity), 6+ years potable water system design and hydraulic modeling experience, ArcGIS and WaterGEMS/InfoWater Pro proficiency, strong writing and communication, ability to travel locally.
ArcGIS, WaterGEMS, InfoWater Pro
2mo
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Systems Administrator (Waukegan, IL, US, 60085)
Waukegan, Illinois, United States
$72k-$107k/yr OnsiteFull Time
7+ YOE7+ years administering servers and enterprise IT systems; implement, administer, and support infrastructure; experience with backups, virtualization, networking, and troubleshooting; Bachelor’s in CS/IT or equivalent experience preferred.
Microsoft Active Directory, Altiris, Microsoft Azure, BeyondTrust, Cisco Switches, CrowdStrike, Ivanti Service Manager, Meraki Access Points, Mimecast, Microsoft M365, Proxmox Virtual Environment, VMWare, Windows Server
3mo
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Network and Systems Supervisor
Madison or Cedar Rapids or Milwaukee
OnsiteFull Time
5+ YOE1+ Mgmt5-7 years infrastructure/systems experience; 1-2 years leading a technical team; strong CI/CD, automation, Linux, IAM, security and compliance knowledge.
Ansible, Python, GitLab CI/CD, PowerShell, Linux, Ubuntu, MySQL, MSSQL, HIPAA, SOC2, NIST
1mo
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Senior Mobile Systems Engineer (iOS Android)
Deerfield, Illinois, United States
$99k-$158k/yr OnsiteFull Time
2+ YOEBachelor's+2yrs or HS+5yrs technical experience; infrastructure/systems/databases experience; programming with Python, Bash or PowerShell; knowledge of Workspace One, Intune, JAMF; strong relationship, analysis, and troubleshooting skills.
Python, Bash, PowerShell, Workspace One, Intune, JAMF
3w
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Associate Business Systems Consultant
North Chicago, Illinois, United States
$97k-$184k/yr HybridFull Time
6+ YOEBachelor's degree with 6 years, master's with 5 years, or PhD with 0 years; Scrum Master experience in AI-enabled infrastructure automation, Agile reporting, change leadership, and delivery tools.
JIRA
3mo
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Senior Security Systems Administrator
Mequon, Wisconsin, United States
$110k-$140k/yr OnsiteFull Time
6+ YOE5-7 years in security operations or infrastructure security; bachelor’s or equivalent; strong SIEM/EDR/XDR, identity controls, and Windows/AD hardening.
SIEM, EDR/XDR, vulnerability management, identity/access controls, Windows Server, Active Directory, Group Policy, PowerShell, Bash, Ansible, VMware, Hyper-V, OpenShift
3mo
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z/OS Systems Engineer
Saint Paul or Brookfield
$105k-$124k/yr HybridFull Time
5+ YOEBachelor’s degree or equivalent IT experience; 5+ years IT infra; 10+ years design, development, and support of technology infrastructure; z/OS and mainframe expertise.
z/OS, SMPE, RMF, Mainview, RACF, IBM GDPS, CICS, IMS, JES2, MQ, DB2, CA/Broadcom, BMC, Compuware, Python
2w
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IT/OT Systems Engineer
Buffalo Grove, Illinois, United States
$92k-$158k/yr OnsiteFull Time
3+ YOETechnical degree or 3+ years of IT infrastructure experience; knowledge of VLANs, switching, firewalls, vulnerability remediation, IT/OT segmentation, troubleshooting, and on-site production support. U.S. work authorization required.
VLAN, firewall, Industrial Internet of Things (IIoT), operational technology (OT), edge computing, multifactor authentication
2mo
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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
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)
3mo
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Sr. Cloud Systems Engineer
Pewaukee or De Pere or Cottage Grove
$120k-$139k/yr OnsiteFull Time
3+ YOE3+ years in enterprise infrastructure/cloud/hybrid environments; Azure IaaS/PaaS; automation with PowerShell/Python/Ansible/Terraform; Kubernetes; Windows Server and/or RHEL; Active Directory/LDAP/Entra ID; networking basics; strong communication.
Azure, Terraform, PowerShell, Python, Ansible, Kubernetes, VMware, Nutanix, Windows Server, Linux, Active Directory, Entra ID, DNS, DHCP, routing, switching
1d
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System Engineer-Cloud and Infrastructure
Milwaukee, Wisconsin, United States
OnsiteFull Time
3+ YOEBachelor's degree in computer science, information technology, or related field; 3+ years in systems engineering or cloud infrastructure; cloud platform, Linux, Windows Server, networking, IaC, and containerization experience.
Microsoft 365, Microsoft Azure, Windows Server, Active Directory, Group Policy, VMware, Hyper-V, AWS, Google Cloud, Linux, Terraform, CloudFormation, Ansible, VPN, Docker, Kubernetes, Python, Bash, PowerShell, Prometheus, Grafana, ELK stack
1mo
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Software Engineer, Test & Infrastructure III
Deerfield or Chicago
$113k-$132k/yr HybridFull Time
4+ YOE4+ years in test automation or QA infrastructure; experience with languages (Ruby, Java, C#, C++, Perl, Python), automation frameworks, CI/CD, containers, distributed systems, performance testing, and mentoring.
Ruby, Java, C#/.NET, C++, Perl, Python, JUnit, TestNG, PyTest, RSpec, Selenium, Cucumber, Jenkins, Docker, Kubernetes, SQL, NoSQL, Linux
2mo
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Electrical Engineer Power Grid & Data Center Infrastructure
Rolling Meadows, Illinois, United States
$130k-$150k/yr OnsiteFull Time
Bachelor's in Electrical Engineering, experience designing medium- and high-voltage power distribution and data center infrastructure, knowledge of protective relays and protection systems, experience with electrical modeling/simulation, strong analytical and troubleshooting skills.
2d
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Senior Engineer- System Integration
Milwaukee, Wisconsin, United States
OnsiteFull Time
5+ YOEBachelor's or master's degree or equivalent experience; 5+ years related experience; expertise in engineering, system performance, modeling, cloud infrastructure, databases, machine learning, and production monitoring.
Grafana, SQL, NoSQL, Python, Jupyter Notebooks, Elasticsearch, C#, Amazon Web Services, S3, SageMaker, EC2, ECS, Glue, Kibana, JIRA, SSL, authentication, machine learning, data visualization, business intelligence (BI), OTA, firmware management
2w
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Physical Security Lead - Inner Range (Guarding)
Northbrook, Illinois, United States
$80/hr OnsitePart Time
Hands-on Inner Range Integriti experience, access control and security infrastructure knowledge, Active Directory administration, troubleshooting skills, and a high school diploma with PERC Card.
Inner Range Integriti, Active Directory, Oracle HCM
3d
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System Administrator
Bannockburn, Illinois, United States
$85k-$90k/yr OnsiteFull Time
2+ YOERequires an associate or bachelor's degree or equivalent, 2+ years of computer/network support, and hands-on administration of Windows Server, IIS, Active Directory, networking, security, and infrastructure systems.
Windows Server 2019, Windows Server 2022, IIS, Active Directory, WDS, WSUS, DNS, DHCP, Network Load Balancers, Hyper-V, Windows 10/11, Azure, Oracle OCI, Group Policy Management, VBScript, PowerShell, NetSuite, Office 2019/2021, Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Google Workspace, Ubiquiti, TCP/IP, Cat5, Cat6
1w
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DevOps Engineer
Brookfield, Wisconsin, United States
$110k-$130k/yr OnsiteFull Time
5+ YOEBachelor’s degree or equivalent experience; 5+ years in DevOps, cloud, infrastructure, or systems administration; 3+ years supporting Microsoft Azure; CI/CD, Infrastructure as Code, scripting, automation, containers, monitoring, and incident response experience.
Microsoft Azure, Azure DevOps, CI/CD, Infrastructure as Code, Microsoft Azure Application Programming Interface Management (API Management), Azure Application Gateway, Microsoft Power Apps
3mo
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Director of Hospital Information Technology
Watertown, Wisconsin, United States
OnsiteFull Time
7+ YOESeven years of healthcare IT leadership experience; senior-level IT leadership preferred; experience with clinical systems, infrastructure, budgeting and compliance preferred.
Microsoft Office, Healthcare EHR systems