Description Robert Half is partnering with a well-established technology organization in the Milwaukee area to help them hire an experienced Systems Administrator. This role is responsible for maintaining server, virtualization, identity, database, and application-hosting technologies while helping ensure systems remain secure, reliable, and available for both internal teams and external customers. This is a hands-on position for someone who enjoys troubleshooting, automation, infrastructure improvement, and working across a broad range of technologies. What You'll Be Doing

+ Administer and support Windows Server environments across production and non-production systems

+ Manage Active Directory, Group Policy, user access, and identity-related services

+ Support Microsoft SQL Server environments, including maintenance, backups, and recovery processes

+ Configure and maintain virtualization platforms such as VMware, Citrix, and Remote Desktop Services

+ Support web and application hosting technologies including IIS, Tomcat, and related services

+ Monitor system performance, availability, and security while proactively addressing issues

+ Develop and maintain automation and scripting solutions using PowerShell and other tools

+ Troubleshoot infrastructure, application, and network-related problems

+ Create and maintain technical documentation, procedures, and system configurations

+ Participate in an on-call rotation and assist with incident response when needed Requirements + 3+ years of experience administering Windows-based server environments

+ Strong knowledge of Active Directory, Group Policy, and Windows Server administration

+ Experience supporting Microsoft SQL Server environments

+ Hands-on experience with virtualization technologies such as VMware, Hyper-V, Citrix, or Remote Desktop Services

+ Experience with PowerShell or other scripting and automation tools

+ Strong troubleshooting, documentation, and communication skills

+ Ability to manage multiple priorities and work effectively both independently and within a team Nice to Have

+ Experience supporting Linux systems or mixed Windows/Linux environments

+ Exposure to public cloud platforms such as Azure, AWS, or Google Cloud

+ Knowledge of enterprise backup, disaster recovery, or firewall technologies

+ Experience supporting ERP platforms or additional database technologies

+ Familiarity with IT service management or structured support frameworks Technology Doesn't Change the World, People Do.® Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "," you're agreeing to Robert Half's Terms of Use (https://www.roberthalf.com/us/en/terms) and Privacy Notice (https://www.roberthalf.com/us/en/privacy) .