Naval Architect – DDAM Shock Analyst (FFG(X) Program) Engineer I

TMMG

  • Marinette, WI
  • Permanent
  • Full-time
  • 3 days ago
DescriptionLocation: On-Site Marinette, WI (1-3 months) with Transition to Remote
Days: M-FHours of Work: Full Time - 40 Hours/Week + potential OTRelocation Required: No
Travel Requirements: On-Site Marinette WI (1-3 months) with Transition to Remote
Signing Bonus: No
Salary: Negotiable based on experienceBackground check, drug testing and US Citizenship are requirements for this position.The Engineer I's purpose is to solve technical problems, develop applicable documentation, and supervise all assigned resources to support the assigned project. The Engineer I assists the Senior Engineers, Engineering Supervisors and Project Engineers 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.ESSENTIAL DUTIES AND RESPONSIBILITIES include the following. Other duties may be assigned.
  • Solve technical issues under the guidance of the department supervision
  • Plan, estimate, schedule and monitor assigned work and the work of assigned resources
  • Track and report progress to budget and schedule commitments
  • Supervise assigned resources
  • Facilitate communications of issues and solutions throughout MMC
  • Prepare, check and issue professional quality deliverables
  • Interpret contract requirements
  • Develop contract change documents to support the project needs
  • Abide by and enforce all organizational policies and procedures.
  • May be required to lead or participate in product improvement projects
SUPERVISORY RESPONSIBILITIES
The Engineer I may directly supervise 3 employees. Supervisory responsibilities are carried out in accordance with the Company's policies, procedures, and applicable laws. Responsibilities include planning, assigning, and directing work; appraising performance; addressing complaints and resolving problems. The Engineer I also demonstrates leadership skills that align with the mission, vision, and values of the Company.QUALIFICATIONS
To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.EDUCATION AND EXPERIENCE
  • Bachelor's Degree (4 Year Degree) in field of competence (or equivalent) or High School Diploma/GED and 8 years of equivalent experience.
  • 2 years of experience of increasing responsibility in the engineering field of competence.
  • Supervisory experience desired.
  • Six Sigma or LEAN training desired.
SKILLS
  • Must have technological skills (see attachment for specific skills) proven by verifiable and specific work experience, technical publication, or patent issue.
  • A working knowledge of standard shipbuilding rules and regulations, as well as the associated regulatory agencies and the review & approval process is a bonus.
  • Must have current computer skills relevant to the field of competence.
  • 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.
  • A basic Earned Value Management System competency is a bonus
COMPETENCIES: SPARC
  • Safety First
  • People oriented, determined to assist where able
  • Accountability and Ownership: Demonstrate a sense of urgency, ownership in your role
  • Respect people's difference and be open to differing opinions and beliefs
  • Continue to improve your current role and help develop the role for the future based on lean management.
  • Ownership and Accountability
  • Team Work and Collaboration
  • Business Discipline
  • Sense of Urgency
Education/Certificiation Requirements:Preferred Qualifications:
  • 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
RequirementsKey Responsibilities:
  • 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 modificationsTools & Technical References:
- Siemens FEMAP (Primary FEA tool)
- Dynamic Design Analysis Method (DDAM) per MIL-S-901D
- DDS-072 - Shock Design Criteria Manual
- T9070-AJ-DPC-120/3010 - NAVSEA Design Practices & Criteria Manual
- ShipConstructor - for 3D model integration
- Microsoft Excel & Word - for documentation and trackingDeliverables:
  • NAVSEA-ready engineering reports and supporting documentation for each shock-qualified foundation
  • FEA model input/output packages (FEMAP)
  • 3D CAD models integrated with shipyard systems
  • Summary tables identifying compliance, exceptions, and engineering recommendations
  • 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)
Additional Requirements:
  • 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.

TMMG