Principal​/Sr. Principal Software Engineer

Relocation Assistance:
Relocation assistance may be available.

Clearance Required For Start:
Yes.

Clearance Type:
Secret.

Travel:
Yes, 10% of the Time.

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history – from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon.

We look for people who have bold new ideas, courage, and a pioneering spirit to join forces to invent the future, and have fun along the way.

• Provide technical leadership for junior software engineers.
• Develop software utilizing C/C++ to modernize and product ionize a research codebase with modern C++ features.
• Develop software infrastructure to support CI/CD, software metrics collection, and MLOps.
• Implement software systems, applications, and architectures that leverage techniques to support achieving increased modularity, scalability, and reliability, while maintaining precision, accuracy, and speed to meet performance requirements.
• Ensure industry software engineering best practices and standards are applied and maintained.
• Work closely with Software Leads and Architects to understand program intent, system capabilities, and output requirements.

• Bachelor's degree in a STEM discipline with 5+ years of relative experience; or Master's degree in a STEM discipline with 3+ years; or PhD with 1 year of relative experience.
• Must be a U.S. Citizen.
• Active U.S. Government Secret Clearance.
• Ability to meet customer‑specific security screening requirements within the specified timeframe.
• Willingness and ability to work onsite full‑time.
• Experience working in C/C++.
• Familiarity with modern C++ standards and features (e.g., C++17 and newer).
• Demonstrated ability to analyze system requirements to derive software design and performance requirements.
• Proven ability to design and code new software, and modify existing software to add new features.
• Ability to debug existing software and correct defects.
• Experience with open software/system architecture solutions.
• Effective communication and interpersonal skills, with the ability to collaborate with diverse stakeholders.
• Experience with developing and maintaining CI/CD pipelines.
• Experience with Git‑based or other software configuration management tools.

• Bachelor's degree in a STEM discipline with 8+ years of relative experience; or Master's degree in a STEM discipline with 6+ years; or PhD with 4 years of relative experience.
• Must be a U.S. Citizen.
• Active U.S. Government Secret Clearance.
• Ability to meet customer‑specific security screening requirements within the specified timeframe.
• Willingness and ability to work onsite full‑time.
• Experience working in C/C++.
• Familiarity with modern C++ standards and features (e.g., C++17 and newer).
• Demonstrated ability to analyze system requirements to derive software design and performance requirements.
• Proven ability to design and code new software, or modify existing software to add new features.
• Ability to debug existing software and correct defects.
  
  Experience with open software/system architecture solutions.
• Effective communication and interpersonal skills, with the ability to collaborate with diverse stakeholders.
• Experience with developing and maintaining CI/CD pipelines.
• Experience with Git‑based or other software configuration management tools.

• Active Top Secret security clearance and enrolled in Continuous Evaluation.
• Experience leading the performance of tasks on schedule, at cost, and achieving specified requirements.
• Experience with modern C++ standards and features (e.g., C++20 and newer).
• Experience with containers (Docker, Kubernetes).
• Experience with Linux operating systems.
• Experience with CUDA and GPUs.
• Experience with high‑performance numerical/scientific computing, parallel computing.
• Experience with developing for…