Sr Principal Engineer Propulsion - R10214837

Relocation assistance may be available

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. 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 are making history.

Elkton, Maryland – Propulsion Engineer – Structural and Dynamics Analyst

This Northrop Grumman facility in Elkton, Maryland began solid-propellant rocket operations in 1948. Today, the Elkton facility designs, develops, and produces solid-propellant propulsion, air‑breathing propulsion and ordnance systems in programs professionally managed for a wide variety of Government and commercial customers. The facility also serves as the hub for off‑site engineering and test facilities in Ronkonkoma, NY, Palm Beach Gardens, FL and San Jose, CA.

• Provide/lead the development of acoustic, shock and vibration environments and loads to support systems and component design, validation testing, and structural margin verification, by applying combinations of dynamic test data and analysis.
• Provide/lead structural dynamic analysis simulation and modeling efforts to support design activities across all Northrop Grumman, Propulsion System and Controls product lines. These simulations include development of structural/dynamic models, gridding, selection of boundary conditions and constraints, selection of applicable material properties, selection of appropriate simulation code and methodology, and performing model validation.
• Take a lead role in developing analysis methodologies, interpretation of test and analytical results, and recommendation for design improvement.
• Prepare technical reports and presentations of work product for both internal and external customers.
• Provide system‑level test support, including making technical assessments of test hardware and test data.
• Lead analytical services in support of failure investigations: develop fault trees, develop approaches, and provide analytical efforts to assess fault causes.
• Assist project team in design of experiments to provide necessary data to validate detailed analyses.
• Build close working relationships with internal and external customer technical community and specific customer technical points of contact.
• Develop analytical approaches to assist in the resolution of unique structural issues. Assist in design of test articles to provide necessary data for full‑scale applications.

• Ability to obtain a Secret Clearance; requires US Citizenship as a prerequisite.
• Bachelor’s Degree in Mechanical/Aerospace Engineering plus eight years of related experience, or Master’s Degree plus six years of related experience, or PhD plus four years of related experience.
• Significant experience in modeling with FEA software (ABAQUS, NASTRAN, ANSYS, FEMAP, Wave6 or equivalent).
• Programming skills in MATLAB, Simulink or Python.
• Experience with shock and vibration testing and analysis.
• Demonstrated ability to prepare and present analytical results in both oral and written formats.
• Excellent interpersonal, communication, writing, presentation, and critical thinking skills.
• Comfortable in team and leadership roles.
• Working knowledge of Microsoft Office suite (Excel, Word, PowerPoint).

• Current Active Security Clearance.
• Prior experience in solid rocket motor design and analysis.
• Experience using NX solid modeling software.
• Strong experience developing MATLAB scripts to process dynamic data.
• Experience performing structural dynamics…