Software Engineer

About this role

Company Overview:

By Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide.

Position Overview:

We are seeking an experienced Software Engineer to support USCYBERCOM J9 and the Persistent Cyber Training Environment (PCTE) / RangeOS mission.

This role is best suited for a strong software engineer who enjoys building backend services and REST APIs, working with Kubernetes and cloud-based infrastructure, and troubleshooting complex distributed systems. The ideal candidate will bring depth in one or more programming languages and be comfortable learning additional technologies as needed.

Experience with every technology listed below is not required. We are looking for strong engineering fundamentals, technical curiosity, solid debugging skills, and the ability to learn and contribute in a collaborative development environment.

Responsibilities:

• Design, develop, test, and maintain backend services, microservices, and REST APIs supporting cyber training and range capabilities.
• Develop software using modern programming languages such as TypeScript, Go, Python, or similar technologies.
• Build and support applications deployed within Kubernetes-based environments.
• Integrate software with virtualized and cloud infrastructure, including environments using AWS or comparable cloud platforms.
• Develop and maintain infrastructure using Infrastructure-as-Code (IaC) technologies such as Terraform, Ansible, Pulumi, or similar tools.
• Troubleshoot and debug application, infrastructure, integration, and deployment issues across distributed environments.
• Develop and maintain automated unit, integration, and end-to-end tests to support reliable software delivery.
• Collaborate with software engineering, DevOps/DevSecOps, infrastru...