Integration Lead Developer

Secure our Nation, Ignite your Future

ManTech delivers innovative technology, consulting services, digital solutions and for our customers’ mission success. We’re 100% focused on the customer mission and since 1968 have worked across the Department of Defense, Federal Civilian, and Intelligence sectors of the United States. ManTech is committed to the professional development of our workforce in our key business areas of Digital Transformation, Full Spectrum Cyber, Mission and Enterprise IT, Data Analytics, and Software Systems Development, as well as with our financial, business, and administrative operations teams.

Our Digital Transformation Consulting Division (DTD) specializes in high-end consulting that is solving the federal government’s hardest problems by delivering performance-based and outcome-driven digital transformation solutions. DTD consultants are empowered to innovate, leveraging their subject matter expertise with best-of-breed and emerging technologies to deliver innovative solutions in Financial Management, Human Capital and Mission Support across our Defense, Homeland Security, Federal Civilian, and Intel clients. DTD fosters a culture of integrity, learning and sharing, a love of problem solving and a spirit of service to our agencies we support. We invest in your professional growth and mentor you as you advance to more complex programs, helping you navigate your career path. You'll be joining a team of problem solvers — coders, data enthusiasts, technophiles, domain experts and thought leaders.

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first.  At ManTech International Corporation, you’ll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Integration Developer to join our team in a Remote position.

Responsibilities include, but are not limited to:

• Assisting the project’s Architectural staff in the development of integration and software solutions. Participation will require providing feedback as well as critiques as appropriate to proposed designs and solutions.
• Interacting with external technical and business personnel in order to gather architectural and business requirements.
• Creating appropriate architectural and/or design documentation that will be utilized by the development staff responsible for the creation and implementation of the requirements.
• Working with requirements that will require solutions for areas that may be beyond your area immediate area of expertise.
• Providing software development and testing efforts on a as needed basis.
• Participating in the software architectural process for the application modernization of a mainframe application.
• Participating in the development of new business features and infrastructure components in support of mainframe modernization architectural and business requirements
• Stimulate innovative ideas and offer out-of-the-box thinking.
• Work with agile development methodologies, adhering to best practices and pursuing continued learning opportunities.
• Participate in all aspects of agile software development including design, implementation, and deployment but also being cognizant that waterfall procedures may need to be utilized as well.
• Mentor junior team members and train on architectural best practices.
• Participate in all parts of SDLC including design, development, documentation, testing, and implementation.
• Perform other tasks as assigned.

Basic Qualifications:

• BS Degree
• Minimum of 8 years hands-on software engineering experience.
• Data integration experience developing and maintaining one-way and two-way information exchange between systems using technologies including FTP, SFTP, IBM MQ, Active MQ, and JMS
• Hands on code development experience using Java.
• Experience with Integrated Development Environments (IDE) product such as IntelliJ and/or Eclipse/IBM Rational Developer/IBM Rational Software Architect
• Strong familiarity with the Agile Software Development
• Excellent communication and interpersonal skills
• The ability to speak out with conviction in support of your proposed solutions.
• Attention to detail and strong analytical skills.

Preferred Qualifications:

• Experience with Java 18 and integration with Spring Boot.
• Experience with JavaScript/TypeScript and associated Frameworks such as React
• Experience with HTML and CSS
• Experience developing REST APIs utilizing Spring Boot.
• Experience with relational database technologies: Or