Mechanical Engineer applicants have rated the interview process at Sierra Space with 3.2 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 20% positive. To compare, the company-average is 52.8% positive. This is according to Glassdoor user ratings.
Candidates applying for Mechanical Engineer roles take an average of 33 days to get hired, when considering 5 user submitted interviews for this role. To compare, the hiring process at Sierra Space overall takes an average of 25 days.
Common stages of the interview process at Sierra Space as a Mechanical Engineer according to 5 Glassdoor interviews include:
Phone interview: 25%
Background check: 13%
Group panel interview: 13%
Drug test: 13%
One on one interview: 13%
Skills test: 13%
Personality test: 6%
Presentation: 6%
Here are the most commonly searched roles for interview reports -
I applied online. The process took 4 weeks. I interviewed at Sierra Space (Louisville, CO) in Apr 2025
Interview
I had 3 interviews throughout my hiring process
-Initial phone screening with HR (Personality based interview)
-Interview with hiring manager via zoom / teams (Technical and situational questions)
-In-person presentation and follow on interviews (45 minute presentation followed by about 2 hours of 1 on 1 interviews)
I applied online. I interviewed at Sierra Space (Louisville, CO) in Sep 2023
Interview
HR phone screening then engineering phone screening, each about 30 minutes long. Very professional email and scheduling. Phone connection wasn't good and it was difficult to hear. Next steps would have been an onsite interview.
Interview questions [1]
Question 1
general background question about what I had been doing
I applied through college or university. The process took 2 weeks. I interviewed at Sierra Space (Madison, WI) in Jan 2023
Interview
It was a fairly standard overview of resume and past projects. Then there were targeted what if questions and some fundamental engineering questions where I was asked to explain first principles and their applicability to design.