Mission Support Administrative Specialist

Amentum
Chantilly, Loudoun County, VA

: R0104911 On Site Chantilly, Virginia, United States Full time Amentum is seeking a Mission Support Administrative Specialist located in the Northern Virginia area. Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information. This is an in-office position, requiring to be on site 5 days a week. TS/SCI clearance is required. Essential Responsibilities: Performs routine to advanced administrative tasks in support of the daily operations of the department. Manages day to day administrative workflow. Maintains working knowledge of the customer policies and procedures Assists with a variety of scheduled and unscheduled projects specific to assigned department/program. May be required to work with general supervision on projects requiring research and preparation of briefing charts and other presentation materials. Perform all other position related duties as assigned or requested. Some off-site travel may be required. Minimum Requirements: Must maintain a TS/SCI level security clearance. High school diploma Minimum 2 year of administrative experience Working knowledge of general office procedures. Fluency in English, both oral and written communication, with knowledge of business communication, including style and format of letters and reports. Excellent typing skills with high proficiency in Microsoft applications such as Word, Excel, PDF and PowerPoint. Strong organizational skills with the ability to manage multiple tasks in a fast-paced environment. Ability to operate office machinery such as fax and copier machines. Requires experience operating application software including word-processing and spreadsheet programs. Ability to sit for the duration of shift. Must have the ability to stand/walk for extended periods of time. May require repetitive motion during work shift. Ability to lift at least 20 pounds. Ability to drive with a valid driver's license. Preferred: Associates degree Familiarity with the customer policies and procedures Work Environment, Physical Demands, and Mental Demands: This is an in-office position, with no unusual hazards, occasional lifting to 20 pounds, constant sitting while using the computer terminal, constant use of sight abilities while reviewing documents, constant use of speech/hearing abilities for communication, constant mental alertness, must possess planning/organizing skills, and must be able to work under deadlines.

Posted 2026-05-21

Recommended Jobs

Commercial Roofing Service Technician

Dean Technologies, Inc.
Manassas, VA

Job Description Job Description Benefits: Company car Competitive salary Dental insurance Health insurance Paid time off Seeking to employ experienced Commercial Roofing Foreman…

View Details
Posted 2026-03-16

Line Cook

Bars
Arlington, VA

Job Description Job Description Job Description: We are looking for an experienced Cook to join our team! You will be preparing and cooking a variety of dishes for restaurant guests to enjoy…

View Details
Posted 2026-04-11

Travel Nurse RN - Labor & Delivery - $1,853 to $2,006 per week in Newport News, VA

TravelNurseSource
Newport News, VA

Registered Nurse (RN) | Labor & Delivery Location: Newport News, VA Agency: Host Healthcare Pay: $1,853 to $2,006 per week Shift Information: Nights Contract Duration: 13 Week…

View Details
Posted 2026-05-21

Data Specialist

Contact Government Services, LLC
Arlington, VA

Job Description Job Description Data Specialist Employment Type: Full-Time, Mid-Level Department: Data Science     As a Data Specialist for CGS you will help our government client in pro…

View Details
Posted 2026-04-11

Sr. Superintendent - Data Center (Bilingual, TRAVEL)

The Archetype Strategy
Ashburn, VA

Job description: Overview We are seeking a dynamic and bilingual Site Superintendent to lead data center construction projects across multiple locations. This role offers an exciting opportunit…

View Details
Posted 2026-02-26

Maintenance Technician

CMC
Harrisonburg, VA

it's what's inside that counts _______________________________ There’s more to CMC than our products and the buildings, structures, and roads they go into. At CMC, it’s the people inside our re…

View Details
Posted 2026-05-01

Senior Data Engineer

TekSynap
Ashburn, VA

Job Description Job Description Overview WORK ENVIRONMENT The work environment characteristics described here are representative of those an employee encounters while performing the essenti…

View Details
Posted 2026-04-17

Deputy Program Manager|Req#4589

ActioNet, Inc.
Vienna, VA

Description ActioNet has an immediate opportunity for a Deputy Program Manager – AI, Data Science & Cloud Solutions supporting Federal Civilian.  This role is a full-time position that requires a P…

View Details
Posted 2026-05-12

Personal Trainer

YMCA of Greater Richmond
Richmond, VA

Job Description Job Description The Northside Family YMCA is seeking certified personal trainers to design and implement exercise programs and to work closely with members! This part time positio…

View Details
Posted 2026-05-14

Director of Campus Ministry - Roanoke

Catholic Diocese of Richmond
Richmond, VA

The Catholic Diocese of Richmond is seeking a Director of Campus Ministry to serve college students in the Roanoke Valley. Colleges served include Roanoke College, Ferrum College, Hollins University, …

View Details
Posted 2026-05-13