Principal Shock and Structural Engineer

TITLE: Principal Shock and Structural Engineer

TYPE: Direct Hire

LOCATION: Lunenburg, MA

ONSITE/REMOTE/HYBRID: Hybrid

START DATE: December 2025/January 2026

We are looking for a Principal Shock and Structural Engineer to serve as a technical expert in shock and vibration design and analysis for high-performance rotating equipment and supporting structures. This role involves hands-on contributions to ensure the shock survivability and vibration performance of product lines such as large electric motors, generators, steam turbines, and their foundations.

MAIN RESPONSIBILITIES

• Act as a subject matter expert and mentor while working independently or as part of cross-functional project teams.
• Monitor and report on project progress, milestones, and completion estimates.
• Perform detailed shock and vibration analyses on large assemblies, including: Static and transient dynamic analysis, Shock spectra response analysis, US Navy dynamic design analysis method (DDAM, T9070-AJ-DPC-120/3010), Linear and non-linear contact analysis, and Normal mode and force response analysis.
• Develop innovative and cost-effective solutions to complex technical problems without adding unnecessary weight or cost.
• Confidently represent the organization in front of customers, including the U.S. Navy.
• Clearly communicate technical findings and project updates in both written and verbal form to diverse audiences, including customers, leadership, and executive management.

QUALIFICATIONS

Required Qualifications

• Bachelor's degree in Mechanical Engineering (or related field) and at least 8 years of experience analyzing stresses and deflections in turbomachinery or large rotating equipment (motors, generators, rotors, stators, turbine casings, bases).
• U.S. citizenship with the ability to obtain a security clearance.
• Expertise in MIL-S-901D IC2, MIL-DTL-901, with direct experience in shock and vibration testing.
• Experience designing and analyzing welded fabrications and complex rotating machinery.
• Strong knowledge of mechanical design fundamentals, including material selection.
• Advanced proficiency in ANSYS Mechanical (Workbench) FEA.
• Proven ability to lead the full product development cycle from concept through qualification and field deployment.
• Familiarity with systems engineering principles and system-level design.

Preferred Qualifications

• Background in rotating machinery development and related manufacturing drawings.
• Active security clearance.
• Experience with ANSYS ADPL (Classic).
• Proficiency in CAD tools (Siemens NX and/or SolidWorks).
• Experience with MSC analysis software (NASTRAN, PATRAN, APEX).
• Familiarity with casting, forging, welding, machining, and assembly best practices.
• Knowledge of shock and vibration tools such as UERD or SIMPLE.
• Experience using project management tools (MS Project, Jira).
• Previous experience executing military programs.

EOE STATEMENT

We are an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law.