Full Stack Developer

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-driven, and customer-oriented Full-Stack Developer to join our team as a remote team member.

The Mid-Level Full-Stack Developer will leverage their strong software engineering background and legacy migration expertise to design, develop, and modernize mission-critical federal applications in close collaboration with cross-functional technical teams.

Responsibilities include but are not limited to:

• Collaborate closely with cross-functional development teams to solve complex technical problems and design modernization solutions for legacy applications.
• Design, develop, test, and deploy robust full-stack software solutions across the entire Software Development Life Cycle (SDLC).
• Build and integrate responsive front-end user interfaces using HTML, CSS, and modern JavaScript.
• Engineer and maintain secure RESTful APIs and backend services using Java, Python, XML, and JSON.
• Configure, monitor, and maintain application servers and deployment environments including WebLogic and Apache Services.
• Manage version control repositories and streamline CI/CD automation pipelines using Git, GitLab CI, GitHub Actions, or Jenkins.
• Create and maintain clear technical artifacts, architecture diagrams, and system documentation using Microsoft Office Suite.

Minimum Qualifications:

• Possession of a Bachelor's degree in Computer Science, a related technical field, or equivalent practical experience (6 additional years of experience).
• 3 + years of professional full-stack software development experience across the complete SDLC.
• Demonstrated experience migrating and modernizing legacy software applications to modern architectures.
• Solid proficiency in Object-Oriented Programming (OOP) with Java and functional programming with Python.
• Hands-on experience developing front-end interfaces using HTML, CSS, and JavaScript, alongside API integrations utilizing JSON and XML.
• Demonstrated experience utilizing modern IDEs, Git-based version control, CI/CD pipelines, and ticketing platforms such as Jira or Asana.

Preferred Qualifications:

• Master’s degree in Computer Science, Software Engineering, or an Information Technology discipline.
• Industry-recognized certifications such as CompTIA Security+, Network+, Linux+, or relevant Java/Python certifications.
• Experience utilizing modern front-end frameworks (Vue.js, React, or Angular) and Python backend frameworks (Flask or FastAPI).
• Experience working with relational databases, writing complex SQL queries, and integrating Single Sign-On (SSO) solutions such as Okta.

Clearance Requirements:

• Must be a U.S. Citizen (no dual citizenship) with the ability to pass a background investigation and obtain and maintain DHS Suitability / Entry on Duty (EOD).

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time.
• Needs to occasionally move about inside the workspace to access office equipment.
• Frequently communicates with co-workers, management, and stakeholders via email, phone, and virtual channels.
• Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $94,800.00-$157,200.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH 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 [email protected] and provide your name and contact information.