Infrastructure Administrator

Description We are looking for an Infrastructure Administrator to support and maintain core technology systems in a production environment. This role is ideal for a hands-on, detail-oriented individual who can manage day-to-day server operations, respond effectively to technical issues, and help keep infrastructure services stable, secure, and well-documented. The position works across Windows and Linux platforms while contributing to backup readiness, system reliability, and operational continuity.

Responsibilities:

Administer and support enterprise infrastructure systems serving production environments, ensuring dependable performance and availability. Manage Windows Server platforms, including directory services fundamentals, routine updates, system hardening, and general server maintenance. Maintain Linux servers by handling account administration, service monitoring, patch deployment, and issue resolution. Investigate and resolve technical problems across servers, virtualization platforms, storage systems, and network-connected infrastructure. Perform backup and recovery activities, validate restore procedures, and support disaster recovery preparedness efforts. Apply infrastructure security standards by assisting with secure configurations, access controls, and remediation of identified vulnerabilities. Follow established change and incident management practices, maintaining accurate documentation and clear communication throughout support activities. Requirements At least 3 years of experience administering enterprise infrastructure within live production environments. Practical knowledge of troubleshooting across server hardware, virtualization, storage, and networking layers. Experience supporting Windows Server environments, including Active Directory concepts, patch management, and security configuration. Background administering Linux systems in an enterprise setting, including users, groups, services, and troubleshooting. Hands-on experience with backup operations, system restores, and disaster recovery processes. Understanding of security best practices such as least-privilege access, secure system configuration, and vulnerability response coordination. Ability to work within formal change management and incident management processes with strong documentation skills. Familiarity with technologies such as Active Directory, Microsoft Windows Server, Windows 10, Dell Technologies, and Citrix solutions. 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 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 and Privacy Notice.