Senior Mechanical Design Engineer
Posted Aug 30, 2026 · We last checked this listing on Sep 20, 2026
Likely interview questions for this role
Written from this job description, not a generic list. Each one notes what the interviewer is really checking.
Behavioral
Walk me through a project where you took a set of specs and pricing notes from sales and had to turn that into a full mechanical design. How did you handle the gray areas?
whether they can translate ambiguous commercial input into engineering scope without constant hand-holding
Tell me about a time your design schedule was at risk because parts or research took longer than expected. What did you do?
ability to manage schedule pressure and material lead times against a fixed production build date
Tell me about a time you disagreed with an electrical engineer over switchgear or cabling layout. How did you resolve it?
cross-discipline collaboration skill and whether they can hold ground respectfully
Tell me about a time you had to explain a technical design decision to someone without an engineering background, whether that was sales, production, or a customer.
communication skill across all levels, which the posting explicitly calls out
Technical
How do you approach checking someone else's drawing package before it goes to production? What are you actually looking for line by line?
rigor and specificity in design review, since this role reviews other engineers' work
Describe your experience building complex 3D models and full 2D drawing sets in SolidWorks or Creo. What's the most complicated assembly you've modeled?
depth of hands-on CAD skill versus surface familiarity
What do you know about diesel and natural gas engine-generator sets, and where has that knowledge actually shown up in a design decision you made?
real industry depth versus generic mechanical engineering background
What's your experience with sheet metal design, weld processes like MIG, TIG, or stick, and structural or wind load calculations?
whether the stated preferred qualifications are real strengths or just resume keywords
Have you supported NRTL certification testing, like UL, Intertek, or TÜV? Walk me through what that involved.
exposure to compliance testing that affects design decisions and documentation
Have you worked with a PLM system like Arena or Windchill, or been involved in transferring a new product to a new supplier? What went wrong and what went right?
experience with product lifecycle management and new product introduction realities
Situational
Say a shop write-up you're reviewing has the production sequence out of order and it would create a rework loop. What do you do next?
practical shop-floor judgment and whether they understand fabrication flow, not just CAD
A customer's expectations don't quite match what the sales write-up describes, and you catch it midway through design. What's your move?
proactive communication and willingness to flag problems before they become costly
You're training a junior design engineer who keeps making the same mistake in their drawings. How do you handle that?
mentoring approach and patience, since the role includes supervising and training others
Practice this interview out loud.
Offer builds a real interview for this exact role at Generac from your resume and this job description, asks the questions one at a time, and tells you what landed. The first one is free.
Practice this out loudThe full job description
As published by Generac.
Related jobs
New Product Sourcing Specialist - Purchasing
Posted Sep 17 · Verified Sep 20
Intern Engineering - Advanced Manufacturing
Posted Sep 17 · Verified Sep 20
Mechanical Engineer II
Posted Sep 17 · Verified Sep 20
Material Handler - Weekend Shift
Posted Sep 17 · Verified Sep 20
Inside Sales Representative Residential
Posted Sep 17 · Verified Sep 20
Industrial Engineer I
Posted Sep 16 · Verified Sep 20