Applications Developer

General information

Requisition # R60388 Locations USA-VA-Quantico Posting Date 05/14/2025 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time

Description & Requirements

Shape the future of defense with ManTech! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with ManTech!

ManTech seeks a motivated, career and customer-oriented Applications Developer to help support our current USMC contract out of Quantico, VA.

We are looking for a new teammate to support our Marine Corps customer in areas related to Knowledge Management.  Specifics involve anything and everything related to creating, maintaining, optimizing, troubleshooting, and decommissioning applications that help our customer meet their mission strategy. Customer support ranges from complex mission critical needs to increasing morale and wellbeing

Responsibilities include but are not limited to:

• Develop new user-facing features

• Update and maintain existing applications to meet the command’s mission needs

• Build reusable code and libraries for future use

• Ensure the technical feasibility of UI/UX designs

• Optimize applications for maximum speed and scalability

• Test, validate, and receive customer acceptance of new or optimized functionality

• Collaborate with other team members and stakeholders

• Interface with customers/stakeholders to collect and analyze requirements

• Translate the possible to stakeholders for requirement refinement

• Integrate other’s tools to meet the command’s mission needs

• Systems engineering, systems administration, development, security, operations related tasking

• Create documentation to include, but not limited to, code comments, user guides, admin manuals, test procedures, test results

• Train peers on concepts and methods used

Minimum Qualifications:

• Bachelors Degree and at least 2 years of related experience with website design and systems administration: (Additional 2 years of experience may be substituted in lieu of degree)

• Familiar with ServiceNow

• Experience with scripting techniques and incorporating into frameworks such as, but not limited to, SharePoint and ServiceNow

• Understanding of web site development, customization, branding, authentication, and client-side applications

• Excellent troubleshooting, debugging and optimization skills

• Interest in learning new tools, methods, and technologies

Preferred Qualifications:

• Proficient understanding of cross-browser compatibility issues and ways to work around such issues<