Langan Engineering and Environmental Services interview questions
Updated May 29, 2026Difficulty
Average
Experience
Very positive
How others got an interview
- 14%Employee ReferralEmployee Referral
- 8%RecruiterRecruiter
- 7%Campus RecruitingCampus Recruiting
- 2%OtherOther
- 2%Staffing AgencyStaffing Agency
- 1%In PersonIn Person
Interview search
205 interviews
Langan Engineering and Environmental Services interviews FAQs
- Glassdoor users rated their interview experience at Langan Engineering and Environmental Services as 76.3% positive with a difficulty rating score of 2.76 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Water Engineer and Senior Staff Scientist rated their interviews as the hardest, whereas interviews for Site Engineer and Staff Scientist roles were rated as the easiest.
- The hiring process at Langan Engineering and Environmental Services takes an average of 32 days when considering 201 user submitted interviews across all job titles. To compare, the average duration of hiring at similar companies like BlackRock, Inc. is 14 days, Fabricated Software, Inc. is 2 days, and Apple Inc. is 21 days. Candidates applying for Senior Geotechnical Engineer had the quickest hiring process (on average 1 day), whereas Environmental Scientist roles had the slowest hiring process (on average 180 days).
- Common stages of the interview process at Langan Engineering and Environmental Services according to 201 Glassdoor interviews include:
Phone interview: 32%
Group panel interview: 19%
One on one interview: 17%
Skills test: 7%
Background check: 6%
Presentation: 6%
Drug test: 4%
Personality test: 3%
IQ intelligence test: 3%
Other: 2%
Here are the most commonly searched roles for interview reports -
- Staff Engineer(73) ;
- Senior Staff Engineer(45) ;
- Intern(34) ;
- Project Engineer(17) ;
- Project Manager(14) ;
- Site/Civil Intern(14) ;
- Staff Engineer II(13) ;
- Senior Project Manager(11) ;
- Environmental Intern(9) ;
- Civil Engineer(8) ;
- Geotechnical Engineer(8) ;
- Intern - Hourly(8) ;
- Engineer(7) ;
- Internship(7) ;
- Staff Engineer I(6) .
