Partner 18, HR Operations Generalist

Founded in Silicon Valley in 2009 by Marc Andreessen and Ben Horowitz, Andreessen Horowitz (aka a16z) is a venture capital firm that backs bold entrepreneurs building the future through technology. We are stage agnostic. We invest in seed to venture to growth-stage technology companies, across AI, bio + healthcare, consumer, crypto, enterprise, fintech, games, and companies building toward American dynamism. a16z has $90B under management across multiple funds.

We’ve established a team that is defined by respect for the entrepreneur and the company-building process; we know what it’s like to be in the founder’s shoes. We’ve invested in companies like Anduril, Airbnb, Coinbase, Cursor, Databricks, Deel, Figma, GitHub, Roblox, SpaceX, and Stripe. Our team is at the forefront of new technology, helping founders and their companies impact and change the world.

The Role

We’re seeking an HR Operations Generalist to own and continuously elevate the new hire experience at a16z. From offer acceptance through the first 90 days, you will design, execute, and refine the programs and logistics that shape how employees begin their journey with the firm.

In this role, you will manage end-to-end onboarding operations while building a high-impact, scalable onboarding program, including the development of a new in-person monthly orientation experience. You will partner closely with HR Business Partners and Hiring Managers to ensure that each new hire is not only onboarded to the firm, but thoughtfully integrated into their specific team, vertical, and role.

You’ll serve as the connective tissue across Recruiting, HR, Hiring Managers, IT, Payroll and other key partners to ensure every new hire experience is seamless, compliant, and tailored to the needs of the business. This is a hands-on role for someone who thrives in execution but also thinks like a program builder - someone who can build structured, repeatable processes while treating every new hire experience as high-touch and uniquely important.

This role is based in our San Francisco Bay Area offices and requires an in-office presence at least 1–2 days per week to connect with the team and support in-person onboarding experiences.

To join our team, you should be excited to:

• Own the end-to-end onboarding experience. Serve as the central point of accountability for each new hire from offer acceptance through their first weeks at the firm. Manage pre-boarding and onboarding logistics across Greenhouse and Workday, including background checks, I-9 verification, and documentation. Coordinate cross-functional stakeholders to ensure a seamless Day 1  experience and smooth transition into the firm
• Partner with HRBPs & hiring managers to deliver tailored integration. Collaborate closely with HRBPs and Hiring Managers to ensure each new hire is thoughtfully integrated into their team and vertical. Provide structured onboarding guidance while flexing to business priorities — balancing consistency with meaningful customization
• Drive cross-functional coordination & operational excellence. Act as the connective tissue across Recruiting, IT, Payroll, Compliance, and other teams that support onboarding. Ensure smooth candidate-to-employee handoffs in partnership with Recruiting and strong Day 1 technical readiness through close collaboration with IT
• Design and continuously improve our onboarding programs. Evolve our onboarding journey to ensure it is engaging, scalable, and reflective of a16z’s culture. Support the design and execution of a new in-person monthly orientation experience and develop tools that enable managers to onboard effectively and consistently
• Deliver first-class experiences. Facilitate Day 1 onboarding sessions and early-week programming. Lead quarterly new hire welcome events and manage the new hire swag program to reinforce connection and culture from the startUse data to strengthen impact. Manage and regularly share onboarding survey insights with HRBPs and leadership, and continuously refine processes to improve clarity, engagement, and scalability as the firm grows

Minimum Qualifications

• 4+ years of experience in onboarding, employee experience, HR operations, or people programs within a dynamic, high-growth organization
• Demonstrated experience owning end-to-end onboarding or lifecycle processes, with clear accountability for execution and outcomes
• Strong cross-functional partnership experience across HR, Recruiting, IT, Finance, and business leaders
• HRIS & ATS experience required; Workday and Greenhouse preferred
• Proven ability to build and manage structured, scalable processes while adapting to nuanced business needs
• Exceptional project management skills, with the ability to manage multiple concurrent onboarding workstreams with precision
• Strong operational rigor and attention to detail, with a commitment to accuracy and compliance
• Track record of delivering high-touch, white-glove employee experiences
• Analytical mindset with experience leveraging feedback and data to drive continuous improvement
• Ability to handle sensitive information with discretion, professionalism, and sound judgment
• Excellent written and verbal communication skills, with the ability to build trust and credibility across diverse stakeholders
• Collaborative, proactive, and solutions-oriented; thrives in a fast-paced, team-oriented environment
• Low ego, high empathy, and the capacity to collaborate effectively with diverse teams

The anticipated salary range for this role is between $166,000 - $193,000, actual starting pay may vary based on a range of factors which can include experience, skills, and scope.

This role is eligible to participate in the a16z carry program and various discretionary bonus programs as well as benefit and perquisite plans including health, dental, vision, disability, life insurance, 401K plan, vacation, and sick leave.

a16z culture 

• We do only first class business and only in a first class way
• We take a long view of relationships, because we are in the relationship business 
• We believe in the future and bet the firm that way
• We are all different, we recognize that, and we win
• We celebrate the good times
• We do it for the team
• We play to win

At a16z we are always looking to hire the absolute best talent and recognize that diversity in our experiences and backgrounds is what makes us stronger. We hire candidates of any race, color, ancestry, religion, sex, national origin, sexual orientation, gender identity, age, marital or family status, disability, Veteran status, and any other status. These differences are what enables us to work towards the future we envision for ourselves, our portfolio companies, and the World.

Our organization participates in E-Verify. Click here to learn about E-Verify.

Andreessen Horowitz hereby reserves the right to make use of any unsolicited resumes received from outside recruiting agencies and / or individual recruiters without being responsible for payment of any fees asserted from the use of unsolicited resumes.