<p>We are looking for an experienced <strong>Senior Systems Administrator</strong> to oversee and maintain critical IT systems and infrastructure. This role involves managing servers, network devices, and virtualization technologies while ensuring security and efficiency across the organization. The ideal candidate will be skilled in automating workflows, leading technical projects, and optimizing system performance. Call 319-362-8606, or email your resume directly to Shania Lewis - Technology Recruiting Manager at Robert Half (email information is on LinkedIn). Let's talk!!</p><p><br></p><p>Responsibilities:</p><p>• Administer and maintain Windows Servers, Microsoft 365, Exchange Online, and Active Directory environments.</p><p>• Manage network infrastructure, including firewalls, switches, and cybersecurity measures to ensure secure operations.</p><p>• Support and maintain virtualization platforms such as VMware ESXi.</p><p>• Develop and implement automation scripts using PowerShell to streamline IT processes and improve efficiency.</p><p>• Lead infrastructure upgrades, including migrating from outdated hardware to modern systems.</p><p>• Optimize database performance by rebalancing and restructuring core systems.</p><p>• Prepare for security audits by analyzing environments and refining permission structures.</p><p>• Troubleshoot and resolve system issues, ensuring minimal downtime and optimal performance.</p><p>• Collaborate with cross-functional teams to support organizational IT needs and projects.</p>

<p>• Administration of Microsoft Windows operating systems (server and workstation)</p><p>Microsoft SQL Server</p><p>Microsoft 365 and Exchange Online</p><p>Microsoft System Center Configuration Manager</p><p>VMware ESXi or similar virtual environment.</p><p>Microsoft Dynamics Great Plains is a plus</p><p>EMC Avamar or Veeam is a plus</p><p>Trend Micro Endpoint Management is a plus.</p><p>• Support and use of Microsoft Office</p><p>• Multiple other applications as well as internally developed applications</p>

<h3 class="rh-display-3--rich-text">Technology Doesn't Change the World, People Do.^®</h3> <p>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.</p> <p>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. <a href="https://www.roberthalf.com/us/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more.</p> <p>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 <a href="https://roberthalf.gobenefits.net/" target="_blank">roberthalf.gobenefits.net</a> for more information.</p> <p>© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to <a href="https://www.roberthalf.com/us/en/terms">Robert Half’s Terms of Use</a>.</p>