We are looking for an IT Systems Manager to oversee and strengthen a modern enterprise technology environment in Irvine, California. This Long-term Contract position will focus on cloud services, infrastructure reliability, endpoint management, and security operations while supporting business-critical systems across the organization. The ideal candidate brings deep technical expertise across Microsoft 365, Azure, AWS, networking, and compliance-minded IT practices in a regulated setting. Responsibilities: • Lead administration and optimization of Microsoft 365 services, including user access, collaboration tools, and platform governance. • Manage identity and access controls across Azure AD / Entra ID and Active Directory to support secure, reliable authentication. • Oversee SharePoint Online, Intune, and endpoint management solutions to improve device performance, compliance, and user support. • Maintain and enhance network infrastructure, firewalls, and Meraki environments to ensure connectivity, stability, and protection. • Support cloud operations across Azure, AWS, and other SaaS platforms, including configuration, monitoring, and service improvement. • Direct backup, recovery, and business continuity processes to protect critical data and reduce operational risk. • Implement and monitor endpoint security and broader information security measures aligned with organizational standards. • Contribute to migration-related initiatives and system changes by coordinating technical execution, documentation, and risk controls. • Prepare and maintain technical records, validation materials, and audit-ready documentation in support of regulated IT operations.

• Hands-on experience administering Microsoft 365 in an enterprise environment. • Strong knowledge of Azure AD / Entra ID, Active Directory, and identity management best practices. • Background supporting Windows Server, Microsoft Exchange, and related Microsoft infrastructure technologies. • Experience with cloud platforms such as Azure and AWS, including ongoing administration and troubleshooting. • Familiarity with Citrix technologies, endpoint management, and secure remote access solutions. • Working knowledge of network infrastructure, firewalls, backup and recovery, and general cybersecurity principles. • Understanding of change control, documentation standards, and audit readiness within regulated or compliance-driven environments. • Ability to apply information security best practices while supporting operational stability and end-user needs.

<h3 class="rh-display-3--rich-text">Technology Doesn't Change the World, People Do.®</h3> 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. <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. 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. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s <a href="https://www.roberthalf.com/us/en/terms">Terms of Use</a> and <a href="https://www.roberthalf.com/us/en/privacy">Privacy Notice</a>.

Irvine, CA
onsite
Temporary / Contract
59.375 - 68.75 USD / Hourly
We are looking for an IT Systems Manager to oversee and strengthen a modern enterprise technology environment in Irvine, California. This Long-term Contract position will focus on cloud services, infrastructure reliability, endpoint management, and security operations while supporting business-critical systems across the organization. The ideal candidate brings deep technical expertise across Microsoft 365, Azure, AWS, networking, and compliance-minded IT practices in a regulated setting. Responsibilities: • Lead administration and optimization of Microsoft 365 services, including user access, collaboration tools, and platform governance. • Manage identity and access controls across Azure AD / Entra ID and Active Directory to support secure, reliable authentication. • Oversee SharePoint Online, Intune, and endpoint management solutions to improve device performance, compliance, and user support. • Maintain and enhance network infrastructure, firewalls, and Meraki environments to ensure connectivity, stability, and protection. • Support cloud operations across Azure, AWS, and other SaaS platforms, including configuration, monitoring, and service improvement. • Direct backup, recovery, and business continuity processes to protect critical data and reduce operational risk. • Implement and monitor endpoint security and broader information security measures aligned with organizational standards. • Contribute to migration-related initiatives and system changes by coordinating technical execution, documentation, and risk controls. • Prepare and maintain technical records, validation materials, and audit-ready documentation in support of regulated IT operations.
2026-07-14T00:00:00Z