Software Engineer – HPC Metrics & Splunk Monitoring

CTRL + LLC; Corridor North (MD); Hybrid; USD 252,000 - 296,000; Full time

Job summary

CTRL + LLC is seeking a Software Engineer (SWE) to design, develop, and maintain a scalable distributed Metrics and Monitoring solution for HPC systems. The role emphasizes high-performance web apps, Splunk integration, and end-to-end development across frontend and backend.

You will work mainly on-site in Annapolis Junction, MD, with some telework options. This senior SWE position requires deep software development experience and strong collaboration with mission stakeholders.

Qualifications

• Proven experience designing and building large-scale graph visualization interfaces for the web.
• Strong UI development skills with ReactJS and modern frontend tooling.
• Solid experience with Node.js/Express.js for server-side development.
• Experience designing and consuming RESTful APIs and integrating with services.
• Proficiency with GitLab for version control, CI/CD, and project management.
• Working knowledge of Section 508 / WCAG accessibility standards and implementation.

Responsibilities

• Design and implement high-performance, web-based graph visualization interfaces for large datasets.
• Build reusable frontend code with ReactJS, guided by user research and wireframes.
• Develop and maintain scalable server-side apps and microservices with Node.js/Express.js.
• Create and consume well-structured RESTful APIs with security in mind.
• Write automated tests and participate in CI/CD pipelines using GitLab.

Skills

Graph visualization UI

ReactJS

Node.js

RESTful APIs

GitLab

Accessibility WCAG

Independent work

Communication

Tools

Node.js

Express.js

ReactJS

Docker

Kubernetes

GitLab

Job description

CTRL + LLC is seeking a Software Engineer (SWE) to design, develop, and maintain a scalable distributed Metrics and Monitoring solution for HPC systems. The role emphasizes high-performance web apps, Splunk integration, and end-to-end development across frontend and backend.

You will work mainly on-site in Annapolis Junction, MD, with some telework options. This senior SWE position requires deep software development experience and strong collaboration with mission stakeholders.