Principal Software Engineer at ECS Tech Inc

St. Louis, Missouri, United States -

Full Time

Start Date

Immediate

Expiry Date

13 Feb, 26

Salary

0.0

Posted On

15 Nov, 25

Experience

10 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Full-Stack Software Engineering, Agile, DevSecOps, Java, Python, JavaScript, UI/UX, API Development, Software Documentation, Mentoring, Security Compliance, Integration Activities, Automated Testing, CI/CD Pipelines, Leadership, Communication

Industry

IT Services and IT Consulting

Description

ECS is seeking a Principal Software Engineer to work in our St. Louis, MO office. ECS is seeking a Principal Software Engineer (V) to provide mission-critical software engineering support to the National Geospatial-Intelligence Agency (NGA) under the Software Aqua Badge Engineering Resources program. This position supports NGA DevCorps’ enterprise-wide modernization initiatives, advancing automation, DevSecOps, and continuous integration/delivery for GEOINT applications and services. RESPONSIBILITIES * Lead full-stack software engineering efforts in support of GEOINT Services DevCorps backlog priorities. * Apply Agile and DevSecOps best practices to design, develop, test, and deploy secure software solutions. * Drive the engineering lifecycle from requirements definition through production sustainment. * Develop front-end (UI/UX), server-side, and API components using languages such as Java, Python, and JavaScript (Angular, React, Flask, Spring Boot). * Author and maintain software documentation including design artifacts, test plans, and user manuals. * Mentor and guide senior and mid-level engineers within Agile teams. * Ensure compliance with security accreditation and assessment requirements (e.g., ATO, IAVA, POA&M). * Coordinate integration activities across government and contractor teams to enable enterprise data access and analytics. Qualifications * Active TS/SCI clearance. * Master’s degree in Computer Science, Engineering, Information Systems, or related field and 13+ years of full-stack software engineering experience; OR Bachelor’s degree with 15+ years, or 17 years of equivalent experience without a degree. * Proficiency in enterprise development using Java, Python, and JavaScript. * Experience with CI/CD pipelines (Jenkins, GitLab CI, GitHub Actions) and automated testing frameworks (TDD). * Demonstrated leadership in Agile software teams (Scrum, Kanban) and mentoring developers. * Experience in secure coding and DevSecOps implementation within classified environments. * Strong communication skills capable of translating complex technical concepts for non-technical audiences.

Responsibilities

Lead full-stack software engineering efforts and apply Agile and DevSecOps best practices to develop secure software solutions. Drive the engineering lifecycle from requirements definition through production sustainment.