Senior Administrative Coordinator (Onsite)

Date Posted:

2026-04-28

Country:

United States of America

Location:

US-VA-ARLINGTON-111 ~ 1300 17Th St N ~ BBN ARLINGTON

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type:

DoD Clearance: Top Secret

Security Clearance Status:

Active and existing security clearance required after day 1

At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Join us and help shape the future of aerospace and defense.

Are you someone who likes variety, a fast-paced environment and can think fast on your feet to shift priorities? Are you an administrative professional that enjoys building relationships with internal and external customers, who can exercise good judgment in a variety of situations, has strong organizational skills and can communicate well with all levels of management? If you answered “yes,” then RTX BBN wants to hear from you. BBN’s Collaborative Administration Group, called POST (Professional Office Support Team) has an opening for a full time Senior Administrative Coordinator who will provide administrative support for professional, technical and engineering co-workers at various levels.

What You Will Do

• Provide administrative support to the Business Unit (BU) group’s senior leader and employees who are primarily located or assigned to the BU in BBNs Arlington, VA office.
• Collaborate and support all other administrative teams within the organization when necessary.
• Maintain senior leader calendar for meetings, events, vacation, and travel.
• Answer routine questions on policies and procedures as it relates to the administrative performance, including expense reporting, group meals, etc.
• Coordinate internal meetings and functions, including arranging for visitors and ordering catered food.
• Assist in meetings - drive slides or other material for zoom and/or in-person formats.
• Create and process trip/expense reports for leader and staff, and vendor check reimbursements.
• Maintain log and track ongoing and outstanding travel claims.
• Arrange/assist with travel reservations and process expense reports.
• Coordinate with TA staff and or managers on interview schedules.
• Assist with new employee onboarding requirements for Business Unit employees in Rosslyn, as needed.
• Coordinate, assist and potentially generate export paperwork requirements as necessary.
• Assist Facilities in coordinating office moves within the Business Unit when required.
• Assist in maintaining company document repositories.
• Order office supplies and maintain stock.
• Coordinate and participate with other administrators across the business to build rapport and foster a collaborative environment.
• Provide support, guidance and input on evolving business changes, process improvements and the like.
• Assist Communications to track support tickets to include managing the company store relationship for Business Unit or Rosslyn staff.
• Support government property inventory barcoding, tracking, and periodic audits.
• Perform other administrative and clerical duties as assigned.
• Light occasional domestic travel, as needed in support of another site.

What You Will Gain

• Opportunity to leverage and further develop your customer service, problem-solving and organizational skills.
• Work in a collaborative environment and develop leadership qualities including facilitation, collaboration, and influential communication.
• Opportunities to develop new skills and progress in your career.

Qualifications You Must Have

• AA/AS degree (or other 2-year post high school training) with a minimum of 6 years of relevant administrative experience.
• Experience with Microsoft Office 365 applications to include Word, PowerPoint, and Excel.
• Prior experience in administrative support and/ or customer service.
• Experience managing and coordinating calendars for leaders or teams.
• Experience processing travel and expense documents for leaders and team members, coordinating and assisting with site meetings and events. 

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