Toptal

Mechanical Engineer

Remote, United States remote Entry Salary not listed
remote Design & Creative Curated
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About the role

Headquarters:

We're looking for a highly experienced Mechanical Engineer who can hit the ground running on a fast-paced, short-term remote engagement. This is a hands-on design role for someone who thrives under tight timelines and can move from onboarding to meaningful output within days, not weeks. You'll be working deep in Siemens NX on plastics-focused design challenges, contributing directly to parts that are headed toward injection molding production.
What You'll Do
Deliver mechanical design work in Siemens NX with a focus on plastic components for injection molding
Design and refine TPU overmolded parts
Manage heat insert placement and integration into plastic housings
Apply functional dimensioning and geometric tolerancing to ensure manufacturability
Perform tolerance stack-up analysis to validate fit and function across assemblies
Support IP-rated enclosure design and button/user interface component design
What You Bring
Strong, hands-on experience with Siemens NX
Proven track record designing injection-molded plastic parts
Experience with TPU overmolding
Practical knowledge of heat insert management and integration
Solid grasp of functional dimensioning and tolerance stack-up analysis
Experience with IP-rated design
Experience with button/user interface design
Ability to start immediately and ramp up quickly with minimal onboarding time

To apply: https://weworkremotely.com/remote-jobs/toptal-mechanical-engineer

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Role
Design & Creative API integration Remote Collaboration UI design Mechanical Engineer remote

Likely questions

  1. Tell us about work you have done that is close to the Mechanical Engineer role.
  2. How would you approach your first 30 days at Toptal?
  3. Which of API integration, Remote Collaboration and UI design have you used recently, and what did it help you achieve?
  4. Describe a time you solved a problem without waiting to be told exactly what to do.
  5. How do you stay organised and communicate clearly when working remotely?

Prepare before the call

  • A recent example that proves your experience with API integration, Remote Collaboration and UI design.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Mechanical Engineer role because I can bring practical experience in API integration, Remote Collaboration and UI design, learn the team quickly, and contribute to the outcomes Toptal needs from this hire.

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