# Software Expert

> XMSTART · Chantilly, United States · — · Posted 2026-11-11

**Workplace:** on_site

**Department:** MERIGOLD (XMS sub to Arcfield)

## Description

XMSTART is looking to add experienced and strategic full-time Software Experts to our teams in Chantilly, VA and Aurora, CO. These positions are 100% onsite. 

The Software Expert supports the design, development, integration, testing, deployment, and sustainment of software applications and services to deliver reliable solutions that meet mission and user needs.

**Responsibilities may include but are not limited to:**

-   Designing, developing, testing, and maintaining software applications or services
-   Implementing enhancements and resolving defects or technical issues
-   Support system interfaces, data flows, and integration activities
-   Assisting with deployment, sustainment, and performance improvement efforts
-   Maintaining code, technical documentation, and configuration artifacts
-   Collaborating with systems engineers, integrators, and end users to meet mission needs

## Requirements

-   An active TS/SCI with Poly
-   Junior – 0 to 5 years of Experience, Intermediate – 5 to 10 years of Experience, Senior – 10+ years of experience
-   Experience in software development, software engineering, or related field
-   Familiarity with software design, coding, testing, and debugging practices
-   Ability to work effectively on technical teams and communicate clearly
-   Understanding of software lifecycle activities, including integration and deployment

## Apply

[Apply at XMSTART](https://apply.workable.com/xm-start/j/EA21BAA75E/apply)

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