# Contract Support Assistant (CSA)

> XMSTART · Chantilly, United States · Full-time · Posted 2026-11-10

**Salary:** USD 80,000–85,000

**Workplace:** on_site

**Department:** KOKUA (Prime)

## Description

XMSTART is looking to add an entry level full-time **Contract Support Assistant** to our team, in **Chantilly, VA**. This position is **100% onsite**.

## Requirements

**Responsibilities:**

-   The Contract Support Assistant shall perform a range of contract administrative functions leading to compliant and responsive contract awards, modifications, invoicing, and other actions, including day-to-day office management support.
-   Provide direct support to a Government Contracting Officer (CO) in execution of their duties and responsibilities
-   Provide contracting assistance to technical personnel involved in development of statement of work or data deliverable requirements
-   Draft contracts and contract modifications in the Government’s contracting application
-   Prepare minor contract modifications and associated supporting documentation for actions such as funding, award fee, period of performance extension, and administrative modifications
-   Enter contractual information into the Government’s contracting application, as required
-   Monitor and evaluate contractor performance for compliance with contract terms/conditions and ensure timely submission of contract deliverables
-   Review completed official contract files to determine all contractual actions are satisfied
-   General office management support, such as logistical support, document generation and review for content and format, filing, files maintenance, photocopying, scheduling meetings/rooms, and calendar management
-   Maintain hardcopy original contract files, conformed copy, and electronic copy withing the Government’s contracting application
-   Distribute contract documents to internal and external parties
-   Maintain office files within the Windows environment
-   Organize and make compliant all contract e-folders
-   Assist with invoice processing
-   Send daily emails to Government personnel for pending invoices
-   Organize and track Government certifications and transcripts
-   Coordinate Award Fee briefings
-   Develop tracking systems for action items and other areas as necessary
-   Prepare reports as directed by the CO, Team Chief, or Senior CO
-   Generate contract reports
-   Draft closeout documents
-   Prepare and submit expired contracts into the contract close-out process

**Qualifications:**

-   0-2 years of experience in government contracting
-   Highly organized with the ability to manage multiple tasks and priorities effectively.
-   Strong attention to detail, ensuring accuracy and thoroughness in all aspects of work.
-   Quick learner with the ability to adapt to new processes, technologies, and responsibilities efficiently.

**Education:**

-   Bachelor's Degree (preferred, but not required)

**Security Clearance Requirements:**

-   Active Top Secret/SCI with CI Polygraph required.

## Apply

[Apply at XMSTART](https://apply.workable.com/xm-start/j/FE0F219433/apply)

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