Software Engineer III

Software Engineer III Join ClearEdge and be part of a mission-focused team solving some of the DoD's most complex technical challenges. Every day, ClearEdge supports government and industry customers by delivering innovative solutions that enable critical operations and mission success.

Your Mission:

As a Software Engineer III, you will design, develop, test, deploy, document, maintain, and enhance complex software systems. You will integrate custom software with COTS, GOTS, and FOSS products, develop cloud-based and containerized applications, implement complex algorithms, and ensure software quality through rigorous testing and continuous integration practices. You will also provide technical leadership, support system integration efforts, and contribute to architecture decisions including hardware/software trade-offs and technology selection.

This position requires a current polygraph within the last 7 years.

You Will Excel in This Role If You Are:

Experienced in designing, coding, testing, and maintaining complex software systems

Skilled in Linux/Unix environments and comfortable using the Linux CLI

Proficient in Python (3.x) development and Bash shell scripting

Familiar with Rust programming concepts or eager to learn and apply them

Experienced with containerization technologies such as Docker and containerd

Skilled in Kubernetes and creating Helm Charts for container orchestration

Comfortable working with NoSQL databases such as MongoDB

Familiar with messaging frameworks including RabbitMQ

Knowledgeable in CI/CD principles and tools such as GitLab CI

Experienced with Infrastructure-as-Code (IaC) tools such as Ansible

A Day in the Life:

Developing Python-based services and contributing to Rust-based capabilities

Writing and maintaining Bash scripts for automation and system operations

Building and deploying containerized applications using Docker and Kubernetes

Creating and maintaining Helm charts for Kubernetes deployments

Integrating software with COTS, GOTS, and open-source tools

Developing and optimizing data-driven or event-driven analytics systems

Designing and executing software test procedures and documenting results

Debugging software defects and modifying code to improve performance

Developing simple and complex queries for MongoDB and PostgreSQL databases

What we are expecting from you:

TS/SCI with Polygraph (within the last 7 years)

Nine (9) years of software engineering experience OR Bachelor's degree + seven (7) years of experience OR Master's degree + five (5) years of experience

Experience developing in Unix/Linux environments

Experience using Linux CLI and tools

Experience with Bash shell scripting

Recent experience with Python (3.x) development

Experience with NoSQL databases such as MongoDB

Experience with container technologies (Docker, containerd)

Nice to Have:

Experience with SQL databases such as PostgreSQL

Experience with the Atlassian Tool Suite (Jira, Confluence)

Experience with Java development and J2EE applications

Experience with orchestration frameworks such as Spring or Kafka

Experience developing cloud-based solutions

Experience serving as a technical lead or overseeing software development teams

ClearEdge is an established small business that values its employees and is committed to providing an environment where individuals can succeed and grow. We believe in developing our people, promoting from within, and fostering long-term career growth across the organization.

Our Core Values—Honesty, Integrity, Loyalty, Fairness, Respect, Responsibility, and Accountability—guide everything we do. These principles shape our culture, inform our decisions, and drive our commitment to excellence in support of our customers and partners.