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General information

Requisition #
R61985
Locations
USA-VA-Chantilly
Posting Date
07/22/2025
Security Clearance Required
TS/SCI w/ Poly
Remote Type
Onsite
Time Type
Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Software Engineer to join our team in Chantilly, VA. 

Responsibilities include but are not limited to:

As a Junior Software Engineer, you will play a key role in supporting the development and delivery of secure, impactful software solutions for our government clients. Your contributions will directly assist in enhancing operational efficiency and data integrity, fostering a collaborative environment focused on learning and growth.

  • Implement new features, enhancements, and bug fixes for web applications and services under the guidance of senior engineers, adhering to established design patterns and coding standards.
  • Participate in testing, debugging, and troubleshooting efforts to ensure the performance, security, and availability of our software products.
  • Actively engage in code reviews, learn about secure coding practices, and contribute to the team's adoption of CI/CD pipelines and automated testing strategies.
  • Work effectively within an Agile framework, contributing to team discussions, sprint planning, and daily stand-ups to deliver value iteratively.
  • Assist in creating and maintaining technical documentation and clearly communicate progress and challenges to team members and stakeholders.

Minimum Qualifications:

  • Bachelor's degree in a technical field with 2+ years, or Master's degree with 0+ years, of professional software engineering experience.
  • Demonstrated understanding of web application and web service development principles, with practical experience in coding, debugging, and testing.
  • Proficiency in at least 1 of the following programming languages: Python, JavaScript / Typescript
  • Familiarity with fundamental concepts related to containers (Docker / Kubernetes), cloud services (AWS), version control (Git), databases (SQL / NoSQL), and automated testing.
  • Experience working as part of an Agile software development team.

Preferred Qualifications:

  • Current CompTIA Security+ certification.
  • Professional experience with modern front-end frameworks like Angular.
  • Basic understanding or exposure to Continuous Integration (CI), Continuous Delivery/Deployment (CD), and automated testing concepts.
  • Hands-on experience with specific databases such as PostgreSQL or Elasticsearch.
  • Professional software development experience supporting DOD or Intelligence Community clients or other relevant classified software development work experience.
  • Demonstrated strong communication skills and ability to work effectively in a collaborative team environment.

Clearance Requirements:

  • Must have a current/active TS/SCI with Polygraph

Physical Requirements:

  • Must be able to remain in a stationary position 50% of the time
  • Occasionally move about inside the office to access file cabinets, office machinery
  • Frequently communicates with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations


MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.