Temporary Accounts Payable Jobs in Reston, VA (NOW HIRING)

Applicants must have an Active Top Secret/SCI US Government clearance with polygraph. Note: US Citizenship is required to maintain a Top Secret/SCI clearance with polygraph.
Logistics Generalist - Senior Duties include adhering to the regulations/guidelines/SOPs of the Office of Logistics and the Sponsor's logistics and supply chain regulations, close coordination with senior Logistics staff officer (or their designated representative) in the appropriate Directorate/Mission Center/Component/Office of assignment, assisting with the administration and control for the purchase of materials and services; directing the complete process for transporting people and goods; overseeing materials management within area of assignment; coordinating and planning facility services; tracking cost issues and personnel resources; and administering elements of multi-faceted programs. Logistics Generalists could potentially travel to CONUS or OCONUS locations in support of temporary logistics requirements of the Directorate/Mission Center/Component/Office of assignment.
Duties/Tasks and Responsibilities
The Senior Logistics Generalist contractor is required to possess a highly diverse and experienced skill set regarding logistics operations. The duties/tasks and responsibilities described below are dependent on the office of assignment and subject to the priorities set by the senior Logistics staff Officer with purview over logistics operations where the Logistics Support Generalist is assigned. Duties tasks and responsibilities described below are dependent on the office of assignment.

• Assists with purchasing of materials and services within area of assignment to include:
  • Assisting with the ordering of materials through a variety of internal and external sources; validating customer requirements against regulations and estimates costs.
  • Reconciling routine to moderately complex financial statements to ensure expenses are properly recorded; reconciling accounts payable to ensure accuracy and funding availability; and reviewing bills/invoices for accuracy.
• Assists in the coordination and transportation of material and people.
  • Coordinates transportation processing by completing proper transportation documentation; learns how to ship and receive material; and assists in arranging transportation of material.
  • Arranges for appropriate stock levels of packing material /boxes/tape material for shipment of equipment (sometimes fragile equipment) and other stocked items, as necessary.
  • Prepares material for shipment to include safe-handling and packaging for shipment in accordance with Sponsor standards.
  • Contractor may be required to transport cargo, personnel, time-sensitive items, and equipment as necessary to fulfill Sponsor's mission.
  • Arranges for courier and/or chauffeur services by coordinating with appropriate transportation office.
  • In coordination with the appropriate component/mission support staff/or senior Logistics staff Officer, the contractor will research best transportation options for customers and determine best shipping methods based on customer, cargo type, and/or consignee timeline requirements to meet mission requirements.
  • Obtain approval in advance from the appropriate Logistics Directorate/Mission Center/Component/Office staff officer (or their designated focal point) for any freight/aviation and aviation planning requirements (large or small) that require coordination with the Sponsor's Transportation Fusion Center or any other entity involved in arranging aircraft scheduling.
  • Responds to courier and chauffeur requests; resolves scheduling problems.

• Maintain inventories of goods and materials in accordance with this organization's regulations.
  • Processes inventory requests and validates receipt of goods and materials against requirements; ensures inventory requests are fulfilled.
  • Coordinates the maintenance of a fleet of vehicles by maintaining table of vehicular allowances and tracking database;
  • Fulfills property accountability and auditability actions in accordance with this organization's regulations and SOPs; plans and conducts property inventories and reconciles property discrepancies, and ensures proper disposal according to Sponsor's regulations/guidelines/office SOPs and appropriate recording of the actions.
  • Distributes and tracks parking permits, WEX cards, license plates (and renewals), E-ZPass devices, and other items as necessary.
  • Where required, serves as the Responsible Officer of record.
• Coordinate with Sponsor's Facilities Management in the implementation of office moves, renovations, and maintenance.
  • Implements office moves; establishes schedules and procedures; ensures proper number of staff are available.
  • Assists Facilities Management in office renovations by serving as a liaison to customers and construction workers.
  • Schedules routine office maintenance; works with Facilities Management to ensure offices are properly maintained.
  • At any location: Coordinates with Facilities Management and IT Support to facilitate any computer movement, connections, and phone service.
• Other duties as assigned.

Knowledge, Skills, and Abilities

• Must possess exceptional customer service skills, a willingness to help others, and be flexible throughout any given working day regarding tasks conducted.
• Ability to obtain extensive knowledge and application of overall Agency and logistics processes, policies, regulations, and unique authorities.
• Extensive knowledge of overall logistics processes, policies, and regulations.
• Effective communication and interpersonal skills.
• Experience utilizing various databases and applications independently.
• Critical thinking skills necessary to comprehend the implications of process, policies and regulations against requirements.
• Experience managing the general services functional areas: transportation processing, inventory management, vehicle management, and accountable property.
• Adaptability to work independently and responsibly.
• Interpersonal skills to establish a new network of professional working relationships with customers, colleagues, and service providers, while further developing existing networks.
• Critical thinking skills to make decisions and solve complex problems effectively and independently.
• Critical thinking skills to anticipate customer needs and requirements and identify alternative solutions.
• Experience assisting in the effective planning, organizing and management of resources
• Leadership skills to develop self and mentor other contractors, and ability to effectively manage and lead other contractors.
• Working knowledge of Contracting Officer's Technical Representative (COTR) concepts and principles.
• Working knowledge of Project Management concepts and principles.
• Working knowledge of Fleet Management.
• Ability to maintain a valid driver's license.

Work Environment
Depending on assignment, work is primarily performed in an office environment and may including conditions vary from an office environment where work is primarily sedentary to environments where extensive standing and/or walking; bending; lifting light to heavy objects or being exposed to noise, dust, dirt, etc. is expected.
Tools used in this occupation:

• General office equipment
• Office moving equipment
• Forklifts (must have the ability to obtain a certification for safe handling every two years)
• Hand tools
• Material handling equipment
• Wide range/size/type of vehicles

Technology used in this occupation:

• Sponsor acquisition systems
• Microsoft Office (i.e., Word, Excel, Access, Outlook)
• Various Sponsor databases aligned to logistics activities (property, movement, purchasing, etc.).

Minimum Qualifications
Active TS/SCI Clearance with Polygraph
Experience:
Ten (10) years of relevant logistics experience in the public or private sector.
OR a minimum of 24 months, within last 3 years, of experience as a Logistics Generalist supporting a sensitive Sponsor program
Education:
High school diploma or GED equivalent.
Special Certifications:
Depending office of assignment, forklift certification maybe required
Depending office of assignment, HAZMAT certification maybe required or desired
Compensation Details:
US: $115,000 - $123,000 Annually
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving options
• Disability and life insurance
• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
08/07/2026 - 08/15/2026
Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.