Senior Systems Engineer

Robert Half • San Francisco, CA • 2h ago

Description We are looking for a Senior Systems Engineer to strengthen and advance a secure, high-performing technology environment in San Francisco, California. This position plays a central role in shaping infrastructure strategy across cloud services, on-premises systems, and network operations while ensuring dependable service delivery. The ideal candidate brings deep technical expertise, a practical approach to problem-solving, and the ability to support both daily operations and long-term initiatives.

Responsibilities:

Oversee the performance, security, and availability of infrastructure across internal and client-facing environments, including Microsoft 365, Azure AD, Active Directory, and Nutanix platforms.

Administer core security technologies such as Palo Alto firewalls, endpoint protection tools, and mobile device management solutions to protect systems and data.

Drive infrastructure initiatives from planning through execution, including upgrades, deployments, and improvements that support business and operational goals.

Provide advanced technical support for workstations, servers, mobile hardware, and telecommunications systems, resolving complex issues with urgency and precision.

Maintain accurate technical records, software inventories, patch schedules, and operational procedures to support compliance and continuity.

Partner with external service providers and internal teams to coordinate reliable, secure, and efficient infrastructure operations.

Deliver responsive support to senior leadership and participate in an after-hours on-call rotation as needed to maintain service stability.

Travel periodically to client locations to assist with network deployments, troubleshooting, and project-related implementation work. Requirements - At least 5 years of experience supporting enterprise IT infrastructure in environments that include Microsoft 365, Azure, Windows Server, VMware, and network administration.

Strong working knowledge of network segmentation, secure remote connectivity, firewall administration, and endpoint security practices.

Hands-on experience with backup, disaster recovery, or replication technologies such as Veeam or Zerto.

Familiarity with monitoring or security platforms such as Splunk or Sentinel, along with scripting experience in PowerShell, Bash, or Python.

Demonstrated ability to communicate effectively with technical teams, business partners, and executive stakeholders.

Proven project coordination and troubleshooting skills with the ability to manage priorities in a fast-paced environment.

Ability to guide less experienced team members and contribute to a collaborative, team-oriented culture.

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.

Robert Half will consider qualified applicants with criminal histories in a manner consistent with the requirements of the San Francisco Fair Chance Ordinance. 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) and Privacy Notice (https://www.roberthalf.com/us/en/privacy) .

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