Quest Global embedded interview prep

Roles they hire for

• Embedded engineer (automotive, aerospace, medtech)
• Verification and validation engineer

What they emphasise

• Engineering services for aerospace, automotive, medtech and energy
• Embedded and validation programmes
• Safety-critical development

Brush up on

DO-178CISO 26262HILRequirements traceabilityEmbedded C

How the rounds usually run

A typical engineering services loop for embedded roles. Companies vary by team and seniority.

Online test

• Aptitude and reasoning
• C programming, electronics and OS basics

Example: What does sizeof return for a struct with a char, an int and a char, and why?

Technical 1: C and fundamentals

• Pointers, memory, data structures in C
• Your projects and the tools you used

Example: Reverse a singly linked list in place.

Technical 2: Domain for the project

• Depends on the project: AUTOSAR, Linux drivers, RTOS or protocols
• Scenario questions from real client work

Example: Explain how you'd add a new peripheral driver in the stack you know best.

Client interview (for project roles)

• The client's own technical screen for their programme
• Communication and ownership

Example: Explain your last module's design to someone who didn't build it.

HR

• Notice period, location and compensation

Example: Are you open to onsite assignments?

Practice questions

Original questions written for Quest Global's focus areas, not leaked ones.

1. How do you trace a requirement through design, code and test?
2. Write test cases for a function with three boolean conditions to reach MC/DC.
3. How would you validate a motor controller's over-current protection?
4. What does a code review checklist for safety-critical C contain?
5. How do you estimate effort for a verification campaign?

Your prep playlist

Design rounds to practise

Themes are inferred from Quest Global's public product lines.