Senior Executive Assistant (AI2) - TS/SCI required

LMI; Arlington (VA); On-site; USD 110,000 - 115,000; Full time

Job summary

LMI seeks a Senior Executive Assistant to support our federal customer in Arlington, Virginia. You will manage calendars, coordinate meetings, prepare briefing materials, and facilitate travel and correspondence for senior DoD leadership.

The role requires TS/SCI clearance, 5+ years supporting DoD or federal agencies, strong communication skills, and proficiency with Microsoft Office and SharePoint. Bachelor’s degree is desired; travel and fast-paced environment experience preferred.

Qualifications

• TS/SCI clearance required or able to obtain
• 5+ years supporting DoD or Federal agencies
• Bachelor’s degree is desirable
• Strong DTS/government travel facilitation experience
• Excellent written, oral, and interpersonal communication skills
• Experience supporting senior DoD leadership
• Ability to manage multiple priorities in a fast-paced environment
• Proficiency with MS Office and SharePoint

Responsibilities

• Facilitate daily office operations including scheduling and calendar management.
• Attend meetings, take notes, capture action items, and brief staff as needed.
• Prepare read-ahead binders and briefing materials.
• Coordinate travel logistics and itineraries; liaise with hotels, travel agencies, and vendors.
• Monitor travel expenses and ensure compliance with travel policies.
• Maintain rosters, invites, and onboarding for new staff.
• Review correspondence, prepare documents for signature, and route for approval.
• Manage multiple assignments from several staff in a busy environment.

Skills

TS/SCI clearance

Executive support

Calendar management

Travel logistics

Written and verbal communication

Education

Bachelor’s degree (desired)

Tools

Microsoft Word

Excel

Outlook

PowerPoint

SharePoint

Job description

Overview

LMI seeks a Senior Executive Assistant to support our federal customer in Arlington, Virginia.

LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.

Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.

Responsibilities

• Facilitate daily office operations (e.g., scheduling and coordinating meetings, calendar management, and general office logistics).
• Attend and participate in meetings, take meeting notes, record taskers and actions, and update the staff, when necessary.
• Prepare read ahead binders/books or briefings as appropriate.
• Manage scheduling and disseminate changes in a timely manner to the appropriate staff. Review schedules proactively and make necessary changes. Interface with meeting attendees and stakeholders to coordinate and support meetings and other events.
• Coordinate travel logistics and itineraries in DTS. Assemble a trip folder or book with background information, maps, details, and other travel information. Interface with the hotel, rental car company, travel agency, and other personnel to troubleshoot, update, cancel, and reconcile actions related to travel.
• Monitor travel-related expenses and ensure proper action is taken. Research and apply government travel policies, guidelines, and other controls, and disseminate to the staff to ensure compliance. Assist with developing and reconciling travel authorizations and vouchers.
• Update rosters, calendar invites, and address lists, and schedule new employee meet-and-greets with the team’s leadership.
• Gather forms, assist with training, provide information pertaining to creation requests for network access accounts, ensure equipment is issued, and assist with workspace and laptop set-up.
• Review incoming and outgoing correspondence, including presentations, briefings, and reports; check for formatting, proofread, and edit as necessary; prepare documents for signature and ensure proper routing through the staff via hard copy and CATMS, if necessary.
• Manage multiple assignments from multiple people in busy work environment.

Qualifications

• TS/SCI clearance is required
• 5 or more years of experience supporting DoW or other Federal agencies
• Bachelor’s degree is desired
• Strong DTS, government travel facilitation experience is required.
• A true team player who maintains a positive attitude in a dynamic environment
• Excellent written, oral, and interpersonal communication skills
• Prior experience providing administrative support to senior DoW leadership.
• Excellent organizational skills, ability to establish and maintain working relationships with internal and external staff members, and the ability to work independently and take a proactive role
• Flexibility and ability to prioritize tasks according to senior staff requirements.
• Proficiency in Microsoft Word, Excel, Outlook, PowerPoint, and SharePoint
• High energy, enthusiasm, tact, ability to interact effectively with senior executives from Government and industry as well as Pentagon staff members.
• Ability to create and foster a cooperative work environment.
• Self-directed, detail oriented in completing assigned tasks, able to adapt to changing work efforts and manage impact of shifting priorities.

Target Salary Range: $110,000-$115,000

Disclaimer

The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances.

Job Locations

US-VA-Arlington