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Description We are looking for an experienced Systems Administrator to join our team in Okmulgee, Oklahoma. In this role, you will be responsible for maintaining and optimizing our IT infrastructure, including Windows-based systems, VMware environments, and Cisco networks. This is a Contract to permanent position that requires a proactive individual with strong attention to detail, capable of managing multiple priorities and collaborating effectively with teams to ensure seamless operations.

Responsibilities:

• Manage and maintain Windows Server environments, Active Directory, and Group Policy configurations to ensure security and efficiency.

• Oversee VMware vCenter infrastructure, including provisioning virtual machines, allocating resources, and monitoring system performance.

• Configure and monitor Cisco network devices, including switches, routers, and firewalls, to ensure reliable connectivity across the organization.

• Implement updates, patches, and upgrades for systems and networks to maintain performance and security.

• Identify opportunities for infrastructure improvements and lead projects to enhance system reliability and efficiency.

• Delegate tasks to IT staff or external service providers, ensuring accountability and timely completion of assignments.

• Collaborate with internal teams to support IT requirements for ongoing projects and daily operations.

• Monitor system and network performance, responding promptly to alerts and resolving outages.

• Maintain detailed documentation for systems, networks, and procedures to ensure operational consistency.

• Enforce IT security protocols and participate in audits or remediation activities to safeguard organizational assets. Requirements • Proficiency in managing Windows Server environments, Active Directory, and Group Policy.

• Hands-on experience with VMware vCenter, including virtual machine provisioning and resource allocation.

• Strong knowledge of Cisco networking technologies, including switches, routers, and firewalls.

• Familiarity with IT security practices and disaster recovery planning.

• Ability to troubleshoot and resolve complex system and network issues.

• Excellent organizational and documentation skills to maintain accurate records.

• Effective communication and collaboration skills to work with internal teams and external vendors.

• Experience providing tier 2/3 technical support for escalated issues. 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 “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) .