Principal or Senior Principal HPC Engineer (Level 3 or 4)

Company: Northrop Grumman
Location: Redondo Beach
Posted on: April 1, 2026

Job Description:

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description 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. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Please note that this opportunity is contingent on program funding. Start dates are determined after funding confirmation. Northrop Grumman is one of the industry leaders in Stealth Technology. As such, we are involved in all phases of development, production, and maintenance of Low Observable (LO) platforms. We are currently looking for experienced Low Observable / Survivability staff to work on a variety of challenging projects. One area where we are in the need of talent is in High Performance Computing (HPC) Systems Engineering. The successful candidate will become the protege for our resident Subject Matter Expert and an industry leader in HPC for Survivability Computational Electromagnetic codes and tools. They will work in tandem with the SME to push the envelope in scientific electromagnetics to solve the largest and most complex problems ever, in increasingly shorter amounts of time—enabling our engineering teams to successfully and timely design, optimize, and validate the future of LO platforms. They will also implement Artificial Intelligence / Machine Learning to support code deployment, maintenance, and optimization efforts. The lessons learned from existing HPC systems will inform the architecture, deployment, and utilization of new computation technologies and capabilities. In this role, specific tasks the candidate will perform include, but are not limited to: Collaborate with IT, Cybersecurity and HPC engineering to manage HPC systems throughout life cycle (concept, design, fabrication, test, installation, operation, maintenance, and disposal). Perform HPC technical planning, system integration, verification and validation, cost and risk evaluation, and supportability and effectiveness analyses. Monitor and report HPC system health/metrics. Gather data; perform analysis; reproduce, resolve or escalate, and drive issues through to closure. Identify and resolve system performance bottlenecks. Diagnose hardware and software configuration issues. Perform basic hardware fixes (e.g. replace faulty memory, hard drives, etc.). Provide oversight of System Administration tasks. Assist software developers in the installation, optimization, and debug of scientific engineering codes and other Survivability design and analysis tools. Basic Qualifications: A current active U.S. Government in-scope DoD Top Secret security clearance is required to start, with the ability to obtain and maintain clearance to Special Access Programs (SAPs). Experience with HPC system design, supercomputer implementation, HPC networked architecture and parallel processing optimization. Knowledgeable in parallel programming (CUDA, inlining, vectorization, concurrentization and parallelization of software). Knowledgeable in Linux systems management, e.g. parallel file systems, memory management, and kernel optimization. Programming experience with C++ or similar programming languages Educational/ Experience Requirements: Principal HPC Engineer: Bachelor’s degree in a STEM discipline AND 5 years of related professional/military engineering experience, OR a Master’s degree AND 3 years of related professional/military engineering experience. Senior Principal HPC Engineer: Bachelor’s degree in a STEM discipline AND 8 years of related professional/military engineering experience, OR a Master’s degree AND 6 years of related professional/military engineering experience, OR a Ph.D. AND 5 years of related professional/military engineering experience. Preferred Qualifications: Security Certified (DOD 8570/8140) Expertise with programming languages such as C++, C#, Java, Python, and CUDA. Experience with Software compilation process (compilers, GNU Make, CMake, etc). Experience with architecture and design (architecture, design patterns, reliability, and scaling) of new and existing HPC systems. Strong knowledge of HPC technologies, storage, parallel processing, and scientific computing frameworks. Experience building and maintaining high scale distributed systems and running scalable distributed application software. Hands-on experience with HPC hardware diagnostic and repair. Master or above in Computer Engineering, Computer Science, or System Engineering from an accredited college or university. Familiarity with cybersecurity requirements and methodologies. Working knowledge of JSIG and STIG. Primary Level Salary Range: $110,300.00 - $165,500.00 Secondary Level Salary Range: $137,400.00 - $206,000.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

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