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

Responsibilities include but are not limited to:

As a Senior Software Engineer, you will be instrumental in delivering secure, high-impact solutions vital to our government clients. Your contributions will directly enhance operational efficiency and data integrity, aligning with our commitment to innovation, quality, and mission success.

+ Lead the design, development and delivery of a cloud native, web application to support workflow automation for audit and compliance activities for a high-visibility client program.

+ Proactively identify and resolve complex technical challenges, ensuring the continuous performance, security, and availability of distributed systems and web services.

+ Champion secure coding standards, automated testing strategies (unit, integration, E2E), and CI/CD pipelines to ensure the delivery of high-quality, reliable software.

+ Work seamlessly within an Agile team, engaging with stakeholders to translate evolving requirements into effective technical solutions across the full software development lifecycle.

Minimum Qualifications:

+ Bachelor's degree in a technical field with 5+ years, or Master's degree with 3+ years, of professional software engineering experience.

+ Demonstrated experience working as part of an Agile software development team, contributing across all phases of the software development lifecycle, and building web applications in support of Government clients.

+ **Proficiency in at least 3 of the following core technologies:** Angular, Python, JavaScript / Typescript, Containers / Kubernetes, AWS cloud-services, Git, Elasticsearch, Postgres, Grafana, workflow engines, Playwright (or other automated testing tools).

+ Experience serving in a leadership capacity as part of an Agile software development team.

+ Excellent oral and written communication skills.

Preferred Qualifications:

+ Current CompTIA Security+ certification.

+ Demonstrated professional experience in software engineering roles (e.g., Front End Engineer, Backend Engineer, Full Stack Engineer or DevSecOps Engineer).

+ Strong experience with DevSecOps principles, Continuous Integration (CI), Continuous Delivery/Deployment (CD), and comprehensive automated testing strategies (unit, integration, end-to-end).

+ Proven experience designing and documenting microservice-based architectures.

+ Experience serving in a technical lead role, including leading technical discussions and design sessions, conducting code reviews, and mentoring junior engineers.

+ Hands-on experience with developing, deploying, managing, and optimizing applications within AWS cloud environments in support of DOD or Intelligence Community clients.

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, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at [email protected] and provide your name and contact information.