Executive Administrative Assistant

Guidehouse; Arlington (VA); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

Medical insurance

401(k) Retirement Plan

Parental Leave

Tuition Reimbursement

Mobility Stipend

Job summary

Guidehouse seeks an Executive Administrative Assistant to support two SES-equivalents at DARPA. You will independently manage calendars, field scheduling requests, and prioritize competing demands to keep each day structured and productive.

Join a fast-paced environment where collaboration with teammates, office staff and external partners is essential. An active SECRET clearance and an Associate’s Degree are required, with several years of executive support experience and strong MS

Qualifications

• Manage complex calendars and schedules for senior leadership.
• Coordinate internal and external meetings with diverse stakeholders.
• Provide front-office support and maintain records.

Responsibilities

• Manage calendars, schedules, and trackers to keep leadership informed and prepared.
• Monitor, track, and manage all incoming taskers, action items, and deadlines.
• Serve as a primary point of contact for internal and external stakeholders.
• Manage and administer SharePoint sites, including permissions and workflow.

Skills

Calendar management

Stakeholder coordination

SharePoint administration

Office software

Autonomy

Communication

Education

Associate’s Degree

Bachelor’s Degree (nice-to-have)

Tools

Microsoft Office Suite

SharePoint

Job description

Job Family

Program Management (PRO)

Travel Required

Up to 10%

Clearance Required

Active Secret

What You Will Do:

The Executive Administrative Assistant will provide comprehensive administrative and day‑to‑day support to two Senior Executive Service (SES)–equivalent principals within the Defense Advanced Research Projects Agency (DARPA). A core responsibility of this role is independently managing and optimizing both principals’ complex calendars, including fielding scheduling requests, evaluating competing priorities from a wide range of stakeholders, and making informed decisions to ensure each day is effectively structured. The Executive Administrative Assistant will collaborate closely with teammates, office staff, and external partners to assess shifting needs and balance fast-moving demands. They will be expected to maintain exceptional organization, operate with a high degree of autonomy, and proactively anticipate challenges in an environment where preferences and procedures evolve rapidly.

Day to Day Responsibilities may Include, but not limited to:

• Manage calendars, schedules, and trackers to keep teammates and leadership informed and prepared.
• Monitor, track, and manage all incoming taskers, action items, and deadlines using established tools.
• Serve as a primary point of contact for internal and external stakeholders requiring Front Office engagement.
• Manage and administer SharePoint sites, including content, permissions, and workflow automation.

What You Will Need

• An ACTIVE and CURRENT SECRET federal security clearance
• Associate’s Degree
• THREE (3) or more years of increasingly responsible administrative support experience, including TWO (2) years supporting executive-level management. Experience should also include:
• Experience supporting a U.S. Government client
• Experience with tracking and scheduling short-term and long-term meetings for leadership, including external and internal meetings
• Experience with managing administrative tasks, including ensuring packages are signed by leadership in a timely manner and assisting clients with basic IT needs and issues as they arise
• Ability to work closely with teammates and colleagues to manage invitations and higher-level engagements for office leadership, ensuring they have received the necessary materials to prepare for all upcoming engagements
• Ability to learn client specific processes for records management and other administrative tasks

What Would Be Nice To Have

• An ACTIVE and MAINTAINED "TOP SECRET/SCI (TS/SCI)" Federal or DoD security clearance
• Bachelor’s Degree
• Prior senior executive-level support experience, particularly in a DoD or federally funded R&D environment
• Intermediate to advanced proficiency in Microsoft Office Suite and related tools
• Ability and desire to learn about program details and expand your skillset in a fast-paced environment

What We Offer

Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace.

Benefits include:

• Medical, Rx, Dental & Vision Insurance
• Personal and Family Sick Time & Company Paid Holidays
• Position may be eligible for a discretionary variable incentive bonus
• Parental Leave and Adoption Assistance
• 401(k) Retirement Plan
• Basic Life & Supplemental Life
• Health Savings Account, Dental/Vision & Dependent Care Flexible Spending Accounts
• Short-Term & Long-Term Disability
• Student Loan PayDown
• Tuition Reimbursement, Personal Development & Learning Opportunities
• Skills Development & Certifications
• Employee Referral Program
• Corporate Sponsored Events & Community Outreach
• Emergency Back-Up Childcare Program
• Mobility Stipend

About Guidehouse

Guidehouse is an Equal Opportunity Employer–Protected Veterans, Individuals with Disabilities or any other basis protected by law, ordinance, or regulation.

Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco.

All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or [e-mail] . Correspondence received by an applicant from any other domain should be considered unauthorized and will not be honored by Guidehouse. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event. Never provide your banking information to a third party purporting to need that information to proceed in the hiring process.

If any person or organization demands money related to a job opportunity with Guidehouse, please report the matter to Guidehouse’s Ethics Hotline. If you want to check the validity of correspondence you have received, please contact [e-mail] . Guidehouse is not responsible for losses incurred (monetary or otherwise) from an applicant’s dealings with unauthorized third parties.

Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee.