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Dimensional Systems Engineer – Body Structures, Exteriors and Closures
General Motors. Lead dimensional integration, technical reviews, risk assessments, and GD&T activities for body structures, exteriors, and closures from concept through launch .
Tech Stack
Tools & technologiesPython
About the role
Key responsibilities & impact- Lead dimensional integration, technical reviews, risk assessments, and GD&T activities for body structures, exteriors, and closures from concept through launch
- Define dimensional requirements for purchased components and assemblies and document them in program Statements of Requirements
- Develop and coordinate variation and sag analyses using 3DCS, VISVSA, RSS, SimSolid, or comparable tools
- Support supplier reviews, matching events, gage reviews, vehicle builds, launch activities, and structured issue-resolution events
- Serve as a GD&T and dimensional-systems subject-matter expert while mentoring engineering, manufacturing, quality, plant, and supplier teams
- Establish and deploy global dimensional standards, strategies, training, best practices, and lessons learned
- Collaborate with dimensional quality, design release, product design, manufacturing engineering, supplier quality, plant quality, program, and supplier teams
- Explore and apply AI, Python, Vibe Coding, and PMI x Parametric Design x Data loop Integration for Body Metrics
- Develop new methods, processes, and integrations for dimensional engineering
- Support AI and digital capabilities for dimensional analysis, simulation, decision-making, and process execution
- Partner with Warranty teams to identify, analyze, and resolve potential dimensional issues
- Lead dimensional issue resolution during launch through root-cause, contributor, and corrective-action analysis
- Lead automation initiatives by evaluating equipment capability, datum structures, design enablers, process robustness, and trade-offs
- Identify and implement efficient, repeatable, and scalable dimensional processes
- Coach, guide, and coordinate program execution across internal teams and external resources
- Lead through influence across Studio, Manufacturing, Design Release, Engineering, Quality, Program, and the supply base
- Drive alignment, accountability, and timely execution of dimensional deliverables throughout the program lifecycle
Requirements
What you’ll need- Bachelor’s degree in engineering
- 7+ years of experience in dimensional engineering, product design/release, manufacturing engineering, supplier engineering, quality, or metrology
- Proficiency in GD&T, ASME Y14.5, tolerance allocation, datum structures, and dimensional variation management
- Experience with body structures, exteriors, closures, complex assemblies, automotive launches, and manufacturing processes
- Experience with measurement systems, including CMM and scanning, plus MSA and SPC
- Understanding of system- and subsystem-level dimensional requirements
- Experience with Unigraphics (UG)/NX PMI and Parametric Design, VISVSA, 3DCS, SimSolid, and Teamcenter Visualization Mockup
- Ability to lead projects, make technical decisions, and influence cross-functional organizations without direct authority
- Strong communication skills and ability to explain complex technical information to engineering, manufacturing, quality, program, plant, and supplier teams
- Flexibility and adaptability in a fast-paced environment with changing program priorities
- Curiosity regarding AI, Python, automation, PolyWorks DataLoop, or PMI integration
- DFSS Green Belt certification or equivalent experience applying DFSS methods (preferred)
- Understanding of Red X process fundamentals (preferred)
- Experience developing or deploying dimensional-system standards, training, global methods, and lessons learned (preferred)
- Experience supporting supplier technical reviews, matching events, prototype builds, validation builds, launch activities, and production issue resolution (preferred)
- Experience working across global vehicle programs or within a matrixed automotive engineering organization (preferred)
Benefits
Comp & perks- Benefits overview and Total Rewards resources
- Reasonable accommodations for individuals with disabilities
- Inclusive workplace and equal employment opportunities