Security-Cleared Senior Full-Stack Engineer

Jobtome; Green Mountain Falls (CO); On-site; USD 97,000 - 180,000; Full time

Job summary

L3Harris is seeking a Senior Specialist, Software Engineering (Full Stack) in Colorado Springs to lead design and implementation of secure, scalable mission applications. You will work across backend services, APIs, and web UIs, leveraging Java, Python, TypeScript, and JavaScript to support sensor integration and C2 workflows.

You will mentor engineers, drive secure development practices, and coordinate with partner teams while traveling up to 15%.

Qualifications

• Bachelor's Degree and minimum 6 years of related experience; Graduate Degree with 4+ years; or 10 years of related experience in lieu of degree.
• Active Secret Security Clearance.
• Experience developing production software using Java, Python, TypeScript, and JavaScript.

Responsibilities

• Lead technical design and implementation of full-stack software capabilities, including backend services, APIs, and web UIs.
• Design scalable software using Java, Python, TypeScript, and JavaScript for SOA and microservices.
• Define secure integration patterns and data exchanges across distributed systems.
• Guide code reviews, testing, and secure-development practices.
• Resolve complex software and integration issues across environments.
• Provide technical guidance and mentorship to software engineers.
• Coordinate dependencies with partner teams and assist delivery planning.
• Travel up to 15% as needed.

Skills

Full-stack development

System design

Code reviews

CI/CD

Mentorship

Education

Bachelor's degree

Graduate degree

10 years of related experience (in lieu of degree)

Tools

Java

Python

TypeScript

JavaScript

Kubernetes

Apache Kafka

RabbitMQ

GTK/Qt

Job description

L3Harris is seeking a Senior Specialist, Software Engineering (Full Stack) in Colorado Springs to lead design and implementation of secure, scalable mission applications. You will work across backend services, APIs, and web UIs, leveraging Java, Python, TypeScript, and JavaScript to support sensor integration and C2 workflows.

You will mentor engineers, drive secure development practices, and coordinate with partner teams while traveling up to 15%.