Full-Time

Executive Assistant

Andreessen Horowitz

Andreessen Horowitz

501-1,000 employees

Venture capital firm investing in startups

Compensation Overview

$149k - $165k/yr

+ Carry Program + Discretionary Bonus Programs

Menlo Park, CA, USA

In Person

Category
Administrative & Executive Assistance

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Requirements
  • 5+ years of high level experience supporting multiple senior level executives
  • A strong, responsible team player, who thrives in a collaborative setting and works well within a matrixed environment, poised and able to work with individuals at all levels of the organization
  • Proactive, positive and personable with excellent communication skills and an upbeat, resourceful attitude - willing to take initiative with confidence
  • Resilient, with ability to manage multiple projects and deliver quality work to deadlines
  • Thrives in a fast-moving, highly ambiguous environment
  • Discretion, diplomacy and excellent judgment; high degree of integrity when dealing with confidential and sensitive information
  • Exceptional attention to detail
  • Strong calendar management and prioritization skills
  • Advanced proficiency with Gmail, Google Calendar, as well as key applications such as Zoom and AI tools
  • Low ego, high empathy, and the capacity to collaborate effectively with diverse teams
Responsibilities
  • Build and cultivate long-term relationships
  • Handle communications, managing inquiries, executive and founder relationships, and high-priority requests with discretion
  • Provide proactive calendar management and complex scheduling in coordination with EAs across the firm, maintaining awareness of partner priorities and context to anticipate needs and be proactively helpful
  • Support partnership meetings, including creating internal and external pitch meeting invites, securing conference rooms, and coordinating with IT ahead of in-person meetings
  • Organize executive travel to attend meetings and conferences
  • Oversee small offsites and curated dinners including venue identification, catering, program materials and gifts. Support team operations as needed, including managing the swag process and assisting with offsite logistics
  • Manage team lunches for the extended team on in-office days, including taking individual orders, delivering to desks, and flexibly accommodating varying headcounts
  • Continuously improve administrative processes, anticipating needs, streamlining workflows, and enhancing overall executive support

Andrewsen Horowitz (a16z) is a venture capital firm that provides funding and strategic help to startups. It invests across many sectors, including AI, fintech, biotech, crypto, enterprise, consumer, games, and infrastructure, and it supports companies from seed stages through to IPOs. The firm’s product is capital in the form of equity stakes in startups, along with guidance, networks, and operational support to help these companies scale. Unlike many investors who focus on a single niche, a16z combines a very large capital base (about $43 billion in committed capital) with a broad portfolio and a long-term, hands-on approach to backing entrepreneurs, aiming to grow companies that can become industry leaders while delivering strong returns for its investors.

Company Size

501-1,000

Company Stage

N/A

Total Funding

$306.2B

Headquarters

Menlo Park, California

Founded

2009

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Simplify Jobs

Simplify's Take

What believers are saying

  • January 2026 fundraising captured over 18% of U.S. venture dollars.
  • Speedrun SR007 runs in San Francisco through October 11, 2026, feeding proprietary deal flow.
  • Crypto Fund 5’s $2.2 billion launch targets stablecoins, RWA, and on-chain finance.

What critics are saying

  • Coinbase’s January 30, 2026 derivative suit survived, extending Andreessen fiduciary scrutiny.
  • The ai16z and ElizaOS lawsuit weaponized a16z’s brand, exposing reputational spillover across crypto.
  • If crypto regulation tightens after 2026 prediction-market fights, a16z’s largest crypto bets face compression.

What makes Andreessen Horowitz unique

  • January 2026: raised over $15 billion across five funds, including $6.75 billion growth.
  • Speedrun backs up to $1 million per company and has funded 250 startups.
  • Marc Andreessen and Ben Horowitz still brand a16z as a founder-first, full-lifecycle platform.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Retirement Plan

Paid Vacation

Paid Sick Leave

Flexible Work Hours

Company News

Fortune
Aug 7th, 2026
In AI-obsessed Silicon Valley, live commerce platform Whatnot just notched a new funding round valuing it at $20 billion | Fortune

The $545 million Series G nearly doubles Whatnot's valuation—a rare consumer-marketplace breakout at a moment when nearly every venture dollar is flowing to AI.

Volta
Aug 5th, 2026
Volta Launches: The Utility of Compute — Volta

Volta emerges from stealth with a $10B strategic partnership, a 133 MW AI factory in Norway, and a capital structure built to make AI infrastructure dependable, plentiful, and built to endure.

TechCrunch
Aug 4th, 2026
EON wants to move the data superhighway from ocean fiber to space lasers | TechCrunch

Endeavour Optical Networks is planning to launch the fastest space laser communications system yet built.

SiliconANGLE Media
Aug 4th, 2026
Convex raises $57M for AI-optimised application backend platform

Developer tooling startup Convex has raised $57 million in Series B funding led by Insight Partners, with participation from Etna Labs, Andreessen Horowitz, and Spark Capital. The round brings the company's total funding to $110.5 million. Founded in 2021 by former Dropbox infrastructure engineers, Convex provides an AI-optimised application backend. The platform offers building blocks that companies can use to develop custom software. The San Francisco-based startup focuses on simplifying backend development by providing developers with tools to build applications more efficiently. The fresh capital will support Convex's continued development of its backend infrastructure platform.

The Next Web
Aug 4th, 2026
Nvidia and Dell back AI cloud startup Volta at a $2.4bn valuation

AI cloud startup Volta has raised $300m and lined up $5bn in financing at a $2.4bn valuation, backed by a16z, Altimeter, Nvidia, and Michael Dell.