Senior IT System Administrator

Salary Range : $100,000-$120,000

The Senior IT System Administrator is responsible for maintaining and optimizing our IT infrastructure, including Microsoft Active Directory, Office 365, server maintenance, virtualization, cloud infrastructure (primarily Azure), security, and networking. This role requires a high level of technical expertise, strategic thinking, and the ability to work collaboratively with various teams to ensure the seamless operation of our IT environment. The ideal candidate would have a commitment to ongoing learning and staying current with emerging technologies. The position is an in-office position and will report to the Director of IT at the corporate office, located in San Francisco, CA. The position may require on-call and after-hours support, as well as some travel for site visits or training.

WHAT YOU'LL DO :

Microsoft Active Directory :

• Administer and maintain Active Directory (AD) and Group Policy Objects (GPOs).
• Manage user accounts, permissions, and security groups.
• Implement AD best practices and troubleshoot AD-related issues.
• Perform regular AD health checks and ensure system integrity.

Office 365 Management :

Server Maintenance :

Virtualization :

Cloud Infrastructure (Azure) :

Security :

Networking :

Documentation and Reporting :

Collaboration and Support :

Work closely with other IT staff, departments, and external vendors to resolve technical issues.

Provide guidance and mentorship to junior IT staff and helpdesk personnel.

Participate in IT planning and strategy sessions.

WHAT WE NEED :

Bachelor’s degree in computer science, Information Technology, or a related field, or equivalent work experience.

5+ years of experience in IT system administration with a focus on Active Directory, Office 365, server maintenance, virtualization, cloud infrastructure, security, and networking.

Strong hands-on experience with Microsoft Active Directory, Office 365, VMware / Hyper-V, Azure, and network management.

Relevant certifications (e.g., Microsoft Certified : Azure Administrator, CompTIA Security+, VMware Certified Professional, Cisco CCNA / CCNP) are highly desirable.

Excellent problem-solving skills and the ability to work under pressure.

Strong communication skills, both verbal and written.

Ability to work independently as well as part of a team.

Preferred Skills :

Experience with scripting and automation (PowerShell, Azure CLI, etc.).

Knowledge of ITIL or other IT service management frameworks.

Familiarity with additional cloud platforms (e.g., AWS, Google Cloud) is a plus.

WHAT WE OFFER :

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.