Naval Architect – DDAM Shock Analyst Senior Engineer

THE MCHENRY MANAGEMENT GROUP, LLC•Rustburg, VA

1h•Hybrid

About The Position

The Senior Engineer’s purpose is to solve technical problems, develop applicable documentation, and supervise all assigned resources to support the assigned project. The Senior Engineer assists the engineering organization in determining the technical requirements of the project, defining resource requirements to achieve schedule and budget commitments, and solving technical issues as they arise within the field of competence. TMMG is seeking a qualified Naval Architect – DDAM Shock Analyst (FFG(X) Program) with expertise in shock qualification analysis to support the Future Guided Missile Frigate (FFG(X)) program at Fincantieri Marinette Marine (FMM). The candidate will provide onsite support in Marinette, WI for 1-3 months, followed by remote work. The primary focus is to conduct NAVSEA-mandated shock analysis of shipboard equipment foundations weighing over 150 pounds, ensuring survivability in underwater explosion environments in compliance with MIL-S-901D and DDS-072 using Dynamic Design Analysis Method (DDAM).

Requirements

Background check, drug testing and US Citizenship are requirements for this position.
Must have experience with naval systems, proven by verifiable and specific work experience, technical publication, or patent issue.
Must have a working knowledge of standard shipbuilding rules and regulations, as well as the associated regulatory agencies and the review & approval process.
Must have current computer skills relevant to the field of competence.
Be familiar with EPLA or ETAP
Strong Microsoft Office Suites computer skills
Strong 3D AutoCAD Modeling and processing skills comprised of the following:
Multiple layout drawings
100+ tab drawings
Viewport manipulation
Layer management
3-D clipping
Solids creation / manipulation
Blocks
Must have ability to work within schedule and budget restraints.
Must have the ability to maintain a professional demeanor.
Must have effective written and verbal communication skills.
Must have ability to maintain confidentiality.
U.S. Citizenship required for access to ITAR-controlled and potentially classified information
Ability to work onsite for the first 60 days in Marinette, WI, then transition to remote support
Comfortable working in a fast-paced environment supporting mission-critical Navy platforms.
B.S. or M.S. in Naval Architecture, Mechanical Engineering, or related discipline
Minimum 5 years of experience in shipboard structural analysis or Navy ship design

Nice To Haves

A basic Earned Value Management System competency is a bonus
Process Improvement Specialist knowledge and experience beneficial.
Experience leading individuals and teams beneficial
Prior hands-on experience conducting DDAM shock analysis using FEMAP or equivalent
Strong understanding of Navy technical documentation, MIL-STDs, and NAVSEA procedures
Familiarity with shipyard modeling tools (e.g., ShipConstructor) and classification society rules (e.g., ABS NVR)

Responsibilities

Work independently in solving technical issues
Plan, estimate, schedule and monitor assigned work and the work of assigned resources
Able to track progress, report progress, recommend improvements to budget and schedule, and recommend reductions to budget and schedule
Capable to facilitate communications of issues and solutions throughout FMM, subcontract, or customers. Capable to mentor team members in effective communication techniques.
Capable to prepare, check and issue professional quality deliverables, mentor team members on improving performance deliverables, and mentor subcontract on improving performance of deliverables
Capable of interpreting contract requirements, applying to functional assignments, and able to mentor team members and subcontract in their understanding
Skilled to identify and develop contract change documents to support the project needs. Capable to mentor fellow team members and subcontractors.
Abide by and enforce all organizational policies and procedures. Mentor fellow team members and subcontractors in development, explanation, and guidance of policies and procedures.
Capable to lead or participate in product improvement projects and working groups
Proficient to define, track, monitor, and provide direction for subcontract activities.
Able to define, track and control subcontractor activities
Effectively supervise and mentor assigned resources during onboarding, skill development, or projects.
Perform DDAM-based shock qualification analysis of structural foundations, pipe hangers, and critical equipment supports exceeding 150 lbs, per MIL-S-901D and NAVSEA DDS-072.
Build and run finite element models (FEM) in Siemens FEMAP, applying appropriate geometry, material properties, boundary conditions, and shock load vectors.
Simulate underwater explosion (UNDEX) loading per NAVSEA-approved methods, including DDAM, and validate structural response against acceptance criteria from NAVSEA Design Practices and Criteria Manual (T9070-AJ-DPC-120/3010).
Evaluate yielding, buckling, and response spectra results and recommend structural improvements where needed.
Collaborate with shipyard and TMMG engineering teams to resolve issues raised during design reviews, ship inspections, or trial card adjudication.
Prepare detailed engineering documentation including:
- FEA input and output data sets
- NAVSEA-compliant analysis reports
- Spreadsheets summarizing model inputs and acceptance margins
- ShipConstructor-compatible 3D CAD files of approved foundation modifications