Backend Software Engineer (TS/SCI) - Java & Kubernetes

Cornerstone Defense LLC; Maryland; On-site; USD 150,000 - 170,000; Full time

Job summary

Cornerstone Defense LLC is seeking a Software Engineer 1 focused on backend development and testing in Annapolis Junction, MD. The role requires an active TS/SCI with Polygraph to apply and offers a compensation range of $150,000–$170,000 annually.

The Software Engineer will develop, maintain, and troubleshoot Cornerstone Defense's software suite, collaborating with DevOps and security teams to ensure robust, secure, and scalable solutions for challenging defense programs.

Qualifications

• Master's degree in Computer Science or related discipline from an accredited college oruniversity.
• Bachelor's degree in Computer Science or related discipline from an accredited college oruniversity, plus two (2) years of experience as a SWE, in programs and contracts of similarscope, type, and complexity
• Four (4) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.

Responsibilities

• Develop, sustain, and troubleshoot backend software applications.
• Collaborate with cross-functional teams to integrate with COTS and FOSS systems.
• Participate in testing and validation of software components and deployments.

Skills

Linux CLI

Bash/Python scripting

Java

Spring Framework

Spring Boot

Spring Data

Spring Integration

MongoDB

Docker

Kubernetes

RabbitMQ

Kafka

Bamboo

GitLab CI

Ansible

Git

Education

Bachelor's degree in Computer Science or related discipline (with 2 years SWE experience)

Master's degree in Computer Science or related discipline

Job description

Cornerstone Defense LLC is seeking a Software Engineer 1 focused on backend development and testing in Annapolis Junction, MD. The role requires an active TS/SCI with Polygraph to apply and offers a compensation range of $150,000–$170,000 annually.

The Software Engineer will develop, maintain, and troubleshoot Cornerstone Defense's software suite, collaborating with DevOps and security teams to ensure robust, secure, and scalable solutions for challenging defense programs.