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This role centers on testing, validating, documenting, and supporting software integrated with a complex system involving sensors, effectors, network equipment, communication radios, and edge computing devices. What You'll Work On: Perform functional system testing, end‑to‑end integration testing, regression testing, and fault‑tolerance testing using real hardware components.

YEAR

<p>Booz Allen is an advanced technology company. We build commercial-grade products and solutions for America’s most critical defense, civil, and national security priorities.</p>

Booz Allen Hamilton Inc

Systems Integration and Test Engineer

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Master’s degree in a Software Engineering, Computer Engineering, Electrical Engineering, or a Robotics field preferred; Doctorate degree in a Software Engineering, Computer Engineering, Electrical Engineering, or a Robotics field a plus. 5+ years of experience as an embedded software developer working primarily in C or C++ on Linux-based embedded and edge systems, including driver development, integration of sensors and platforms, message and interface development, and testing and debugging.

Booz Allen Hamilton

Autonomous Flight Systems and Behaviors Engineer

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Booz Allen Hamilton Inc.

Systems Integration And Test Engineer

Master's degree in a Software Engineering, Computer Engineering, Electrical Engineering, or a Robotics field preferred; Doctorate degree in a Software Engineering, Computer Engineering, Electrical Engineering, or a Robotics field a plus. You Have: 5+ years of experience as an embedded software developer working primarily in C or C++ on Linux-based embedded and edge systems, including driver development, integration of sensors and platforms, message and interface development, and testing and debugging.

Autonomous Flight Systems And Behaviors Engineer

Skills and attributes for success: The candidate will be knowledgeable of the most recent updates and developments and act as an advisor to our customer in reference to the cloud management strategies to be employed to take advantage of the benefits offered by cloud computing such as being able to function without any restrictions to the workload, initiate as many workstations as necessary per time period and pay only for what they actually use. For the past seven years, we've been growing our government-contracting portfolio, and along the way, we've created valuable partnerships by demonstrating a commitment to honesty, professionalism, and quality work.

CONTACT GOVERNMENT SERVICES

Cloud Systems Architect

The position supports a U.S. Navy Strategic Systems program and requires the ability to obtain and maintain a DoD Secret clearance, reflecting a secure and structured work setting focused on high-quality engineering outcomes and continuous improvement of MBSE capabilities. You will work extensively with Cameo Systems Modeler, Teamwork Cloud, and related MBSE tools, as well as scripting and programming languages such as Java, Python, Groovy, JavaScript, and HTML.

HOUR

Actalent Inc

MBSE Systems Developer

Final offers may take into account a variety of factors, including, but not limited to, job responsibilities, education, experience, knowledge, skills, abilities, internal equity, market data alignment, any applicable collective bargaining agreement, and other legal requirements. Execute software life-cycle processes including requirements analysis, architecture definition, software design, development oversight, and automated testing.

Core4ce Inc

Systems Engineer

We partner with these agencies to build new capabilities, deliver products, establish data as a strategic asset for informed decision-making, modernize legacy systems, and build the digital service infrastructure necessary to scale their mission impact. Go/Java/Node.js (API development), Python/Ruby (scripting), PostgreSQL/NoSQL databases, experience with API Gateways (e.g., Kong, Apigee), Jira/Confluence (expert-level scripting/configuration for JIRA migration and maintenance).

Ad Hoc

Open Talent Network: Staff DevOps and Systems Integration Engineer

clearcompany

Provide full-stack development for client web systems, including SharePoint-based business processes, intranet sites, forms, workflows, and related applications, while delivering enterprise-grade solutions as a key member of the Digital Transformation Team. This role focuses on full-lifecycle web development, SharePoint support, intranet modernization, accessibility compliance, and Agile DevSecOps delivery for a high-visibility federal health environment.

Full Stack Developer, Senior (O365/SharePoint/ Power Platform Developer )

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With over 12,000 employees across WWT and Softchoice and more than 60 locations around the world, WWT's culture, built on a set of core values and established leadership philosophies, has been recognized 14 years in a row by Fortune and Great Place to Work for its unique blend of determination, innovation and creating a great place to work for all. Through its Advanced Technology Center, a collaborative ecosystem of the world's most advanced hardware and software solutions, WWT helps clients and partners conceptualize, test and validate innovative technology solutions for the best business outcomes and then deploys them at scale through its global warehousing, distribution and integration capabilities.

World Wide Technology Inc

Senior Frontend Developer

This project regularly needs various types of people - Data Scientists, Data / ETL Engineers, Analytic Software Engineers, Full Stack Developers, UI/UX Developers, and AWS/DevOps experts. We're particularly interested in people with any of the following experience: Work on this program takes place throughout the Reston/Herndon/Chantilly, VA area (we cannot support remote work) and requires a TS/SCI + Poly clearance (acceptable to this customer).

Verite Group, Inc.

Full Stack Developer

In this role, you will collaborate closely with senior developers, designers, product owners, and other team members to deliver high‑quality software solutions that follow best practices and meet customer needs. Work/Life Balance: A healthy work/life balance is essential for building and executing your work effectively at NSI/Synergy ECP, but it's also necessary to allow you the room to pursue everything you want to develop in your personal life.

Synergy ECP LLC

C# / .Net Developer

Two Six Technologies is seeking a Senior CNO Developer to join our communications systems team supporting an advanced telecommunications research and cyber capability development program. The team is now focused on leveraging that research to perform advanced reverse engineering and vulnerability research, as well as to develop operational tools and capabilities that can be deployed in complex, real-world environments.

Two Six Technologies Inc

Senior CNO Developer - Wireless Systems

Expertise developing and maintaining applications using Microsoft Power Platform suite (Model-driven and Canvas App, Power BI, Power Automate, Power Pages/Portals, Portal Management MDA, Power Apps Pipeline) in an Azure environment. The Opportunity: CACI's Agile Solution Factory (ASF) is hiring a Senior Power Platform software developer with experience developing applications and products within the Power Platform family of tools to support a key CACI Department of Defense (DoD) Program.

CACI International Inc

Lead Power Platform Developer SME

In this role, you will lead a development team responsible for extending Oracle Fusion HCM using Oracle Visual Builder Studio (VBS), Oracle APEX, Application Composer, and Page Composer-while strictly enforcing a configuration‑first approach that minimizes custom code. Responsibilities: Lead a development team of senior, mid‑level, and junior VBS developers in designing and building Oracle Fusion HCM extensions using VBS, APEX, Application Composer, and Page Composer.

HCM Customer Development Lead/ VBS Developer

As Appian continues to expand its AI and automation capabilities, you will also have opportunities to work with emerging platform capabilities and help clients identify practical ways to incorporate AI into their business processes. You will work directly with clients to understand business challenges, translate requirements into effective technical solutions, and support applications throughout the development lifecycle.

Systems Software Developer Jobs in Ashburn, VA

Systems Integration and Test Engineer Booz Allen Hamilton Inc

Autonomous Flight Systems and Behaviors Engineer Booz Allen Hamilton

Systems Integration And Test Engineer Booz Allen Hamilton Inc.

Autonomous Flight Systems And Behaviors Engineer Booz Allen Hamilton Inc.

Cloud Systems Architect CONTACT GOVERNMENT SERVICES

MBSE Systems Developer Actalent Inc

Systems Engineer Core4ce Inc

Open Talent Network: Staff DevOps and Systems Integration Engineer Ad Hoc

Full Stack Developer, Senior (O365/SharePoint/ Power Platform Developer ) LCG

Senior Frontend Developer World Wide Technology Inc

Full Stack Developer Verite Group, Inc.

C# / .Net Developer Synergy ECP LLC

Senior CNO Developer - Wireless Systems Two Six Technologies Inc

Lead Power Platform Developer SME CACI International Inc

HCM Customer Development Lead/ VBS Developer CACI International Inc

Senior Appian Developer Vision Point Systems, Inc.

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