Northrop Grumman Australia · 1 month ago
Sr Principal Engineer Propulsion
United States-Maryland-Elkton
Full-time
Onsite
Senior Level, Lead/Staff
$136K/yr - $204K/yr
6+ years expNorthrop Grumman is a leading aerospace and defense technology company, and they are currently seeking an experienced Sr Principal Engineer Propulsion to support their Solid Rocket Motor development efforts. The role involves leading dynamic analysis simulation, developing methodologies, and providing system-level test support to ensure the success of propulsion systems.
Defense & Space
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
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
Key responsibilities for this position include taking a lead role in developing analysis methodologies, interpretation of test and analytical results, and recommendation for design improvement
Preparation of technical reports and presentations of work product to 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: developing fault trees, developing approaches, and providing analytical efforts to assess fault causes
Assist project team in design of experiments testing to provide necessary data to validate detailed analyses
Form 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
Qualification
Required
Ability to obtain a Secret Clearance which requires US Citizenship as a pre-requisite
Bachelor's Degree in Mechanical/Aerospace Engineering plus eight years of related experience or Master's Degree in Mechanical/Aerospace Engineering plus six years of related experience or PhD in Mechanical/Aerospace Engineering 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 lead roles
Working knowledge of Microsoft Office suite (Excel, Word, Power Point)
Preferred
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 analysis on flight vehicles
Applicable experience in performing analysis incorporating isotropic, orthotropic, hyperelastic materials, and measured damping properties in linear and non-linear dynamic analyses
Modal test and model correlation experience
Vibroacoustic analysis experience
Experience with component loads development following aerospace practices
Familiar with SMC-S-016 and/or NASA 7000 series standards
Experience calculating fatigue damage accumulation in response to dynamic environments
Personal poise, demonstrated ability to prepare and present analytical results in both oral and written formats
Critical thinking skills, logical approaches, attention to detail
Benefits
Health insurance coverage
Life and disability insurance
Savings plan
Company paid holidays
Paid time off (PTO) for vacation and/or personal business
Company
Northrop Grumman Australia
Northrop Grumman Australia is the Australia-based arm of Northrop Grumman Corporation and committed to generating long-term prosperity, investing in advanced Research & Development, sovereign and exportable Intellectual Property, high-quality jobs and long-term technology leadership across the Commonwealth.
501-1000 employees
Funding
Current Stage
Late StageCompany data provided by crunchbase