Director, Executive and Administrative Services

Flagship Pioneering invents and builds platform companies, each with the potential for multiple products that transform human health, sustainability and beyond. Since its launch in 2000, Flagship has originated more than 100 companies. Many of these companies have addressed humanity’s most urgent challenges: vaccinating billions of people against COVID-19, curing intractable diseases, improving human health, preempting illness, and feeding the world by improving the resiliency and sustainability of agriculture.  

Flagship has been recognized twice on FORTUNE’s “Change the World” list, an annual ranking of companies that have made a positive social and environmental impact through activities that are part of their core business strategies and has been twice named to Fast Company’s annual list of the World’s Most Innovative Companies. Learn more about Flagship at www.flagshippioneering.com.

At Flagship, we accept impossible missions to enable bigger leaps. Our core values guide us through uncertainty and toward lasting impact.

Role Summary:

This is a newly created, enterprise-level leadership role responsible for building, scaling, and operationalizing Flagship’s Executive Assistant and Administrative function. Reporting to the SVP, Asset Management & Real Estate Operations, this role leads a centralized team of 30+ professionals who support senior leaders across the Flagship ecosystem. The Director will define how executive support operates at scale—transitioning from high-quality, individual support to a coordinated, standardized, and strategically aligned function. This includes establishing operating models, setting performance expectations, and ensuring consistent service delivery across teams and companies. This role is both operational and strategic: you will directly manage people and performance while also designing systems, structures, and standards that elevate executive support into a formalized, high-impact capability across Flagship.

As a Director, Executive & Administrative Services, you will:

• Lead, manage, and develop a team of 30+ Executive Assistants and administrative professionals, setting clear expectations for performance, accountability, and service quality.


• Own performance management across the function, including coaching, feedback, calibration, and corrective action.


• Define and formalize the Executive Assistant role at Flagship, including scope, expectations, boundaries, and success metrics, and establish structured career pathways and development frameworks.


• Design, implement, and continuously evolve a scalable executive support operating model, including optimal EA-to-executive ratios aligned to organizational needs.


• Establish and enforce enterprise-wide service standards, while standardizing workflows across meeting management, presentations, travel, and executive communications.


• Implement tools, templates, and process improvements, including AI and automation, to drive efficiency, consistency, and executive effectiveness.


• Monitor workload distribution, capacity, and coverage to ensure reliability, and serve as the escalation point for complex executive support challenges.


• Lead administrative components of cross-functional initiatives, partner with Talent Acquisition on hiring, and proactively adapt team structure to support organizational growth.

Who You Are:

• Ability to work in our Cambridge, MA office on a consistent basis, at minimum 4 days a week, to support the team’s needs.


• 10+ years of Progressive Executive Assistant experience, preferably at the “C” suite level.


• Demonstrated experience leading or managing Executive Assistants or administrative teams at scale.


• Exceptional judgement, discretion, and executive presence with the gravitas and confidence to engage senior leaders directly and constructively influence outcomes in high-stakes environments.


• Experience leading organizational design effort of administrative functions.


• Strong performance management and coaching capability.


• Ability to set boundaries and manage difficult conversations with senior stakeholders.


• Highly effective relationship builder with the ability to influence across levels and functions


• Demonstrated ability to lead through change in a high-growth, high-expectation environment.

The salary range for this role is $172,000 - $236,500. Compensation for the role will depend on a number of factors, including a candidate’s qualifications, skills, competencies, and experience. Flagship Pioneering currently offers healthcare coverage, annual incentive program, retirement benefits and a broad range of other benefits. Compensation and benefits information is based on Flagship Pioneering's good faith estimate as of the date of publication and may be modified in the future.

We are an equal opportunity employer. All qualified applicants will be considered for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.

We recognize that great candidates often bring unique strengths without fulfilling every qualification. If you have some of the experience listed above but not all, please apply anyway. We are dedicated to building diverse and inclusive teams and look forward to learning more about your background and interest in Flagship.

Recruitment & Staffing Agencies: Flagship Pioneering and its affiliated Flagship Lab companies (collectively, “FSP”) do not accept unsolicited resumes from any source other than candidates. The submission of unsolicited resumes by recruitment or staffing agencies to FSP or its employees is strictly prohibited unless contacted directly by Flagship Pioneering’s internal Talent Acquisition team. Any resume submitted by an agency in the absence of a signed agreement will automatically become the property of FSP, and FSP will not owe any referral or other fees with respect thereto.

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The salary range for this role is $172,000 - $236,500. Compensation for the role will depend on a number of factors, including a candidate’s qualifications, skills, competencies, and experience. Flagship Pioneering currently offers healthcare coverage, annual incentive program, retirement benefits and a broad range of other benefits. Compensation and benefits information is based on Flagship Pioneering's good faith estimate as of the date of publication and may be modified in the future.