Administrative Assistant, Senior

MITRE; McLean (VA); On-site; USD 62,000 - 93,000; Full time

Job summary

MITRE in McLean, VA, is seeking an Administrative Specialist to manage calendars, plan meetings, coordinate department activities, and support executives. The role requires strong communication, meticulous coordination, and the ability to handle sensitive information.

The position emphasizes on-site collaboration, process discipline, and reliable execution in a dynamic public-interest environment. A Secret clearance eligibility is required; U.S. citizenship is necessary.

Qualifications

• Requires strong written and verbal communication skills.
• Experience with calendar management and scheduling.
• Experience planning meetings and events (in-person and virtual).
• Demonstrated attention to detail and prioritization with multitasking ability.
• Must be eligible to obtain and maintain a Secret clearance (U.S. citizen).
• Minimum on-site presence of four days per week.

Responsibilities

• Develop and manage department activities, calendars, and meeting schedules.
• Coordinate administrative tasks within the division’s administration team.
• Plan and support meetings, presentations, and engagement events.
• Attend meetings, record notes, and track actions.
• Schedule interviews and escort visitors, ensuring smooth access.
• Prepare correspondence, presentations, and decision-ready materials.

Skills

Strong written communication

Verbal communication

Calendar management

Meeting planning

Attention to detail

Flexibility/adaptability

Security clearance eligibility

On-site work readiness

Education

High School Diploma or equivalent

Associate degree

Bachelor’s degree

Tools

MS Word

PowerPoint

Excel

Outlook

Teams

Adobe Acrobat

Job description

At MITRE, your passion fuels work that impacts our nation and improves lives. This is where your skills strengthen national security, cybersecurity, health, transportation, and citizen services. We’re a nonprofit engineering, applied research, and advanced technology organization working in the public interest. With objectivity and integrity at our core, we lead federally funded research and development centers for U.S. government agencies – collaborating with industry and academia to deliver integrated, high-impact solutions that advance our nation’s health, security, and prosperity. Our people tackle the toughest technical challenges, supported by competitive benefits, meaningful career development, and a culture of innovation, collaboration, and technical excellence. Choose MITRE for a career with purpose — and help shape the future.

Department Summary

L582 contains MITRE Enterprise Program and Risk Management thought leaders. The department is composed of recognized subject matter experts, who are proficient in a suite of program and risk management skills including: project planning and execution, leading people, project communications, scope management employing Agile, establishing program metrics, and more. The Enterprise Program & Risk Management department provides support across a wide range of MITRE portfolios, employing ~ 50 highly qualified and experienced staff.

Roles & Responsibilities

• Develop a strong sense of ongoing activities and the interdependencies among assignments, meetings, and products. Anticipate, analyze and proactively react to changes in priorities and tasks; apply strong self-organization and management, and demonstrate proactive initiative and follow-through on a broad range of administrative actions. Proactively track Department deadlines, as required.
• Maintain Department Manager and Department calendars, including the placement of meetings, proposing/posting of meetings via Outlook, coordination with others who desire to establish a meeting, prioritizing meetings, and represent staff in establishing a meeting across the Corporation or with external organizations.
• Coordinate administrative tasks among the division’s administration team, as needed.
• Planning, coordinating, and supporting a variety of meetings, presentations, and employee engagement events, including arranging for venue, catering, clearance validating, duplication of materials, audio-visual needs, etc.
• Attending meetings and recording notes and actions as needed.
• Scheduling interviews and escorting visitors.
• Maintain cognizance of location of staff; respond to inquiries about schedules and whereabouts, coordinate communication with the staff when there is critical or important need.
• Compose correspondence, develop, review, and edit presentations and documentation; independently research and analyze associated issues and/or compile materials needed for presentation and/or decision-making purposes.
• General office management responsibilities, such as ordering supplies, processing purchase orders or requisitions, monitoring budgets, etc.
• Maintain/submit organizational inputs for corporate Intranet (SharePoint and Teams). Ensure accuracy and timeliness of data.
• Maintain awareness of Corporate and Sector-specific administrative, security and personnel policies and procedures and work in a collaborate team atmosphere. Provide mentoring and training on administrative items, share current practices and new policies, hold regularly scheduled admin meetings.
• Performing sensitive administrative tasks and using discretion in handling personnel matters.
• Ensuring staff complete mandatory training modules: Security, Ethics & Timecard, etc.
• Serving as the Department’s timecard administrator.
• Tracking and facilitating timecard (TRS), computer (DTS), office moves, etc. compliance.

Basic Qualifications

• Typically requires a minimum of 3 years of related experience with a High School Diploma or equivalent in education, or 2 years’ experience and an Associate degree, or equivalent combination of education and related work experience.
• Strong written and verbal communication skills.
• Experienced with calendar management.
• Experienced with face-to-face and virtual meeting and event planning.
• Demonstrated superior attention to detail and prioritization with the ability to successfully multi-task.
• Flexibility, adaptability, and ability to deal with ambiguous situations.
• Must be eligible to obtain and maintain a Secret U.S Government issued Security Clearance. Per the U.S. Government’s eligibility requirements, you must be a U.S Citizen to be considered for a security clearance.
• This position requires a minimum of 4 days a week on-site.

Preferred Qualifications

• Active Secret Security Clearance.
• Bachelor’s degree.
• Experience supporting a technical oriented organization.
• Ability to work effectively as a team player under time and work constraints with minimal supervision and tactfully with all levels of management.
• Advanced proficiency in office tools (i.e., MS Word, PowerPoint, Excel, Outlook, Teams, Adobe Acrobat, etc.)
• Excellent interpersonal skills and ability to support diverse backgrounds.
• Exercise independent judgment and discretion consistent with corporate objectives, philosophies, and broad policies.

This requisition requires the candidate to have a minimum of the following clearance(s)

None

This requisition requires the hired candidate to have or obtain, within one year from the date of hire, the following clearance(s)

Secret

Salary compensation range and midpoint

$62,000 - $77,500 - $93,000 Annual

Work Location Type

Onsite

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local or international law. MITRE intends to maintain a website that is fully accessible to all individuals. If you are unable to search or apply for jobs and would like to request a reasonable accommodation for any part of MITRE’s employment process, please email [e-mail] for general support and [e-mail] for intern positions. This service is for individuals requiring reasonable accommodation requests. Please note that vendor solicitations will not receive a reply. Benefits information may be found here.

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