Senior Administrative Coordinator (Onsite)
$58.4k - $111kRTX
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.
Qualifications We Prefer
Proactive in managing tasks; anticipate events and respond to schedule changes; an ability to think outside the box are essential to this role.
Excellent organizational skills.
A focus on customer service.
Ability to multitask effectively and expeditiously complete tasks.
Excellent written communication skills.
Teamwork, collaboration, and initiative are essential in this role.
Excellent interpersonal skills.
Great attention to detail.
Location
Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:
Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.
Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility.
This role is onsite in Arlington, VA
Learn More About RTX BBN Technologies
For more than 70 years, scientists and engineers in diverse disciplines at RTX BBN Technologies have collaborated to solve real-world problems through research, exploration, development and prototyping. We partner with the best technical talent in academia and industry to challenge the status quo, pioneer new technologies, and create transformative solutions. Our culture enables all employees to find purpose, thrive, and succeed. By creating an environment where all opinions are valued, risk-taking is encouraged, and excellence is rewarded, we allow our employees to do their best, most important work.
To help you achieve your goals, BBN will provide:
A strong leadership team well-versed in government R&D.
A collaborative and collegial environment to push state-of-the-art research.
Business development, programming, contracting, finance, and HR support.
What We Offer
Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement, and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.
As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.
The salary range for this role is 58,400 USD - 111,000 USD. The salary range provided is a good faith estimate representative of all experience levels.
RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.
Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.
Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.
This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.
RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.
RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.
Privacy Policy and Terms:
Click on this link ( to read the Policy and Terms
Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.
$58.4k - $111k
...Senior Administrative Coordinator Are you someone who likes variety, a fast-paced environment and can think fast on your feet to shift priorities... .... Location This position is classified as: Onsite: Employees who are working in Onsite roles will work primarily...SeniorFull timeTemporary workWork experience placementWork at officeFlexible hoursShift work- ...Administrative Specialist II/Executive Administrative Specialist Location: Washington, DC Duration: 6 months Onsite Day-to-day Responsibilities: Manage complex scheduling, calendar coordination, and travel logistics for leaders and front office executives...Suggested
$117.5k - $176.3k
Northrop Grumman is seeking a Senior Principal Contracts Administrator in McLean, VA. This full-time, onsite role involves managing contract negotiations and administration, ensuring compliance with government regulations, and supporting program management. Ideal candidates...SeniorFull timeContract work- ...of 7 years in military satellite communications are required, along with an active TS/SCI clearance. This role emphasizes working onsite to meet client needs, focusing on pivotal satellite communication systems and their modernization. #J-18808-Ljbffr ArenatechnologiesSenior
- Vt Arc is seeking a Senior to Staff level Identity, PKI and Access Engineer in Arlington, VA. This critical role focuses on implementing... ...of OIDC, OAuth 2.0, and SAML protocols. Competitive salary offered, full onsite presence required. #J-18808-Ljbffr Vt ArcSenior
- ...contracting company is seeking an Acquisition Support Analyst to work onsite at the Pentagon in Arlington, VA. The ideal candidate will have... ...include managing personnel actions and providing support to senior Department of War leadership. Candidates must have an active TS/...Senior
$80k - $130k
Vosper Thornycroft Group is seeking a Senior Logistician in Washington, DC, to integrate logistics processes and provide support to the... ...experience, and proficiency in logistics management. This role is 100% onsite and requires developing directives for effective logistics...Senior$110.5k - $156k
Stryker Corporation is seeking a Senior Automation Engineer to optimize automated systems for manufacturing sites. The role includes developing... ...package and professional development opportunities. This position is fully onsite in Lititz, PA. #J-18808-Ljbffr Stryker CorporationSenior- ...degree and 12+ years of experience, including collaboration with senior defense officials. The analyst will conduct research on emerging... ...TS/SCI security clearance is required, and the role is fully onsite in Alexandria, VA. #J-18808-Ljbffr Systems Planning & AnalysisSenior
- ...federal technology solutions provider is seeking an experienced Senior Power Apps Developer based in Washington, DC. This role involves... ...ability to obtain a federal security clearance. This is a full-time, onsite position, providing a unique opportunity to support secure...SeniorFull time
- Analytic Services Inc is hiring a Senior Office Administrator to support the Department of War at the Pentagon. This full-time position requires a strong background in office management and administration, with key responsibilities including assisting personnel, managing...SeniorFull timeWork at office
- ...technical risks to non-technical stakeholders. Candidates should have 5-7 years of experience and a BA/BS or equivalent. The position is onsite with limited offsite support, focused on federal cybersecurity policies and risk analysis. #J-18808-Ljbffr Potomac Management...Senior
- ...defense contractor is seeking a Sr. EW Acquisition Analyst to provide onsite support at the Pentagon in Arlington, VA. The ideal candidate... ...OSW portfolio management, providing analytic support to senior leaders, and developing complex presentations. Candidates must have...SeniorFor contractors
- ...capable Executive Assistant to support senior leadership in Arlington, VA. Responsibilities... ..., communications, and tasks to reduce administrative burdens. Candidates should possess... ...-oriented. This full-time role requires onsite presence, and applicants should be authorized...SeniorFull time
- ...support DARPA, including management support and communication for senior audiences. Candidates should hold a Bachelor's degree in... ...Secret clearance. Strong organization skills and the ability to work onsite are mandatory. Additional qualifications in advanced degrees and...Senior
$80k - $140k
Vosper Thornycroft Group is seeking a Senior Engineer to provide support at the Washington Navy Yard. This 100% onsite role focuses on developing economical solutions to technical challenges within the Navy. The ideal candidate should have a Bachelor's degree in science...Senior- ...Microsoft 365, Azure services, and advanced Active Directory administration, coupled with effective team collaboration and management skills... ...position requires U.S. Citizenship with an active Top Secret clearance and onsite presence. #J-18808-Ljbffr RIVA Solutions Inc.Senior
- A leading energy infrastructure company is seeking a Quality Control Lead to join their team onsite in Washington, DC. This role is ideal for a senior QA/QC professional with expertise in energy efficiency, HVAC retrofits, and renewable infrastructure projects. Key responsibilities...Senior
- ...changes, and enhancing network security and visibility solutions. U.S. Citizenship or a valid Green Card is required, as well as the ability to pass an enhanced FBI background screening. This onsite role may extend beyond 2026 based on performance. #J-18808-Ljbffr System OneSenior
- ...clearance and demonstrate the ability to make independent decisions on R&D problems. Responsibilities include providing onsite support and advising senior government personnel. Apply your expertise in a collaborative environment driven by innovation and mission success....Senior
- ...Acquisition System, and a Master's degree in a STEM field. Candidates must have an active Secret clearance and the ability to work onsite. This position offers the chance to contribute to critical national security programs in a collaborative environment. #J-18808-Ljbffr...Senior
- ...candidates will have a minimum of 6 years in systems engineering, along with experience in FISMA compliance and strong skills in security compliance. The position is primarily onsite with limited remote options. #J-18808-Ljbffr Technology,-Automation,-and-Management,-Inc.SeniorRemote work
- ...Experts-LLC is seeking a Mid-Level Contract Specialist for an ONSITE role in Washington, DC. The position involves supporting the US... ...including market research, solicitation support, and contract administration. Ideal candidates will have a Bachelor's degree, relevant...SeniorContract work
- Arenatechnologies is seeking a Senior Security Manager in Alexandria, VA. This position involves leading a team to ensure compliance with... ...NISPOM and Insider Threat Program requirements. This is a fully onsite role with no remote options. #J-18808-Ljbffr ArenatechnologiesSeniorRemote work
- A leading engineering firm is seeking a Senior Cellular / RF Engineer for an onsite position at Bolling AFB, Washington, DC. This role involves assessing and optimizing wireless connectivity solutions focusing on cellular and RF technologies. The successful candidate will...Senior
- ...Responsibilities include managing project timelines, facilitating cross-functional collaboration, and providing PMO support. This full-time onsite role offers the opportunity to make a significant impact within the organization and advance your career in a supportive...SeniorFull time
- ...like Selenium and ACCELQ. Responsibilities include developing test strategies, executing various tests, and collaborating with project teams. This is an onsite position in Washington, DC, with a focus on both manual and automated testing. #J-18808-Ljbffr GoIntellects Inc.Senior
- ...tools like OpenText Operations Bridge and ensure the performance of IT infrastructure. A background in ITIL processes is essential, along with strong scripting skills. This position is contract-based and fully onsite in a federal environment. #J-18808-Ljbffr System OneSeniorContract work
- MANTECH is looking for a motivated Senior Systems Administrator to join our team in Arlington, VA. This full-time onsite position requires 5+ years of IT experience, a Bachelor's degree, and certifications such as Security+. The ideal candidate will provide Tier II IT Systems...SeniorFull time
- The Boeing Company is seeking an Experienced or Senior Business Operations Specialist to join the Supply Chain Business Operations team... ...data collection and report preparation. The position requires full onsite presence in Everett, WA, with a competitive salary range based...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Administrative Coordinator (Onsite). Be the first to apply!
- administrative coordinator Arlington, VA
- administrative specialist Arlington, VA
- senior development executive Arlington, VA
- senior manager data science Arlington, VA
- senior procurement Arlington, VA
- senior director product management Arlington, VA
- senior compliance officer Arlington, VA
- senior tax director Arlington, VA
- senior manager customer operations Arlington, VA
- senior data engineer Arlington, VA

