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General Questions


Obvious Ventures is located in the heart of the Presidio in San Francisco. Our entrance is on Graham Street, just north of the SFFD Fire Station. When you see WWII ballistics and cannonballs, you’re in the right place. Walk through the double doors, turn right, and head to the end of the hall. Suite 120 is the last office on the left.

220 Halleck Street,
Suite 120 San Francisco,
CA 94129 USA

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Office Manager

Diamond Foundry

Diamond Foundry

San Francisco, CA, USA
Posted on Saturday, September 9, 2023
Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
Diamond Foundry is looking to expand its People Ops team with an Office Manager to help support the NorCal locations. This individual will be the first point of contact in all things offices and help with enabling our People Ops and HR functions. The ideal candidate is quick on their feet, enjoys a dynamic and fast-paced environment, and is ready to learn. The role of the Office Manager is to be the front line to both internal and external parties and will help support activities related to general HR inquiries, building strong relationships, and instilling a collaborative and close-knit work environment.


  • Own onboarding and offboarding of employees, partnering with stakeholders
  • Responsible for maintaining daily office operations from lunch/catering management, vendor relations, and triaging requests for the main offices
  • Shepherd the new hire experience for the Bay Area locations including performing first day activities on location.
  • Acts as the main point of contact for all things office related from directing and funneling questions, to setting up for unique events/situations
  • Be the first line of contact for HR general questions, guiding staff to the right resources for assistance.
  • Be the culture champion whether it’s milestones, appreciation days, or company events, and building a sense of community
  • Liaise with other office staff to coordinate special projects as needed
  • Understand the intricacies of where information should go, using the utmost discretion
  • Partner with facilities and other key departments to solve problems that arise.
  • Support Executive staff with administrative tasks as needed


  • A minimum of 3 + years of office management experience in a fast-paced, dynamic environment
  • Experience with HR tasks and responsibilities
  • Impeccable communication both verbal and written
  • Able to visit locations both in SSF and Fremont regularly
  • Strong attention to detail - the little details matter the most
  • High sense of responsibility when it comes to the employee and guest experience
  • Strong project management skills with the ability to pivot and prioritize
  • Highly adaptable, isn’t afraid to dig into details and solve problems
  • Technically savvy with Google applications and various programs and systems
  • Strong interpersonal and relationship-nurturing skills
  • Start-Up experience is a must
Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI and catered lunches for onsite staff. All benefits offered are available starting your first day.
Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.
If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.
Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.