Senior Full-Stack Software Engineer — Secret-Clearance Ready

L3Harris Technologies, Inc.; Colorado Springs (CO); On-site; USD 97,000 - 180,000; Full time

Benefits offered by this job

Health and disability insurance

401(k) match

Flexible spending accounts

Education assistance

Parental leave

Paid time off

company-paid holidays

Job summary

L3Harris Technologies, Inc. is seeking a Senior Specialist in Software Engineering (Full Stack) to join the MOSSAIC Agile Portfolio Engineering program.

You will lead the design and implementation of secure, scalable mission applications using Java, Python, TypeScript, and JavaScript to support sensor integration and C2 workflows. You will mentor engineers, define secure patterns, and coordinate with partner teams while traveling up to 15% as needed to meet program requirements.

Qualifications

• Bachelor's Degree and minimum 4 years of prior relevant experience; graduate degree with 2+ years preferred, or 8+ years of related experience in lieu of a degree.
• Active Secret Security Clearance is required.
• Experience with full-stack development using Java, Python, TypeScript, and JavaScript is preferred.
• Experience designing and integrating service-oriented architectures, microservices, and distributed systems.

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.

Skills

Java

Python

TypeScript

JavaScript

C/C++

Rust

Go

Active Secret Security Clearance

Education

Bachelor's Degree

Graduate Degree

8 years of related experience in lieu of a degree

Tools

Kubernetes

Apache Kafka

RabbitMQ

GTK/Qt

Job description

L3Harris Technologies, Inc. is seeking a Senior Specialist in Software Engineering (Full Stack) to join the MOSSAIC Agile Portfolio Engineering program.

You will lead the design and implementation of secure, scalable mission applications using Java, Python, TypeScript, and JavaScript to support sensor integration and C2 workflows. You will mentor engineers, define secure patterns, and coordinate with partner teams while traveling up to 15% as needed to meet program requirements.