- Leidos (Columbia, MD)
- **Description** **Leidos** has a new and exciting opportunity for a ** Principal User Interface Developer ** in our **National Security Sector's (NSS) ... with lasting impact. Leidos is seeking a highly skilled ** Principal User Interface (UI) Developer ** to join our growing application development team. We… more
- ManTech (Chantilly, VA)
- …team based on fast-paced customer prioritization needs. + Use Linux OS [graphical user interface (GUI) and command line interface (CLI)], preferably ... ManTech seeks a motivated, career and customer-oriented ** Principal Cyber Support Developer ** to join our team in the **Chantilly, VA.** **Responsibilities… more
- Koniag Government Services (Chantilly, VA)
- Senior Salesforce Developer Virtual Req #465 Wednesday, May 21, 2025 Koniag Data Solutions, a Koniag Government Services company, is seeking an experienced Senior ... Salesforce Developer to join our team building applications from the...and methodology for building applications within the Salesforce platform. Principal responsibilities will include but are not limited to:… more
- Guidehouse (Washington, DC)
- …HTML, JavaScript, Asynchronous JavaScript and XML (AJAX) code + Proficiency and experience in User Experience (UX) and User Interface (UI) design. + Strong ... concept or to demonstrate enhanced functionality. In this role, the principal APEX developer will collaborate with subject matter experts from the Budget Section… more
- Themis Insight (Fort Meade, MD)
- …and Private, Civilian and Military expertise to every case We are hiring a Principal Systems Engineer to work in the Fort Meade, MD vicinity. Position location is ... MD client's needs. Required: TS/SCI with a full scope poly Analyzes user 's requirements, concept of operations documents, and high level system architectures to… more
- Comcast (Reston, VA)
- …challenges and working within a highly motivated team environment? As a Principal Architect - Software & Solutions Architecture, in the Comcast Business Information ... re-work. + Participates in activities such as feature definition, user stories grooming, estimation, solution definition, and architecture gap/issue resolution.… more