Dataford
Interview QuestionsInterview GuidesExperiencesMock InterviewsPricing
Get started
Interview Guides/Clean Harbors
C
Clean HarborsCompany guide
Updated weekly · Reviewed by the Dataford team

Clean Harbors interview process & guide 2026

Interview difficulty 4.1 / 10Based on 226 interview reports

Everything we know about interviewing at Clean Harbors: what each round tests and compensation by level.

Software EngineerAccount ExecutiveBusiness AnalystFinancial AnalystProject ManagerQA Engineer
Practice Clean Harbors questions

At a glance

4.1/ 10
Interview difficulty 4.1 / 10
Rated by candidates who reported interviewing here. Harder than 20% of companies we track.
6
Role guides
226
Interview reports
12
Topics tracked
$218k
Median total comp
01 · Difficulty and outcomes

How hard is the Clean Harbors interview?

Aggregated from 226 interview experiences
Difficulty mix
Easy41%
Medium53%
Hard6%
Most loops land in the middle: hard enough to prep for, rarely brutal.
Experience sentiment
62%positive
Positive 62%Neutral 17%Negative 21%
Reports by year
13
26
23
24
14
20222023202420252026
By interview date. The current year is partial.
02 · Topic breakdown

What Clean Harbors actually tests for

How prominent each skill is across reported loops
100%
Sales Experience
100%
OSHA Compliance
100%
Microsoft Excel
100%
Software Engineering (General)
100%
Automation testing
96%
SQL
96%
Database Engineering
96%
Account Executive Role Fit
95%
Field Service Project Management
95%
Negative testing
95%
Financial Analysis
87%
Behavioral Interviewing
Tested less
Tested more
03 · Role guides

Find the guide for your role

This is your next step: open the guide for the role you are interviewing for. Each one carries the questions Clean Harbors interviewers actually ask that position, the loop structure, and pay by level.

Most reported roles
Software Engineer
$90k-$612k total comp
Real questions · Loop structure · Pay bands
Open the guide
Account Executive
$80k-$90k total comp
Real questions · Loop structure · Pay bands
Open the guide
Business Analyst
9 interview reports
Real questions · Loop structure · Pay bands
Open the guide
Showing 6 of 6 role guides
Financial Analyst
Questions and loop structure
Open guide
Project Manager
$64k-$102k
Open guide
QA Engineer
$98k-$635k
Open guide
04 · Compensation

What Clean Harbors pays, by level

Estimated total compensation: base salary plus stock and annual cash bonus.

Median $218k
Level$50kTotal comp range$650kTotal
All levels
Base $65k-$612k
$64k-$635k
Ranges blend verified compensation data points. Base + stock + annual bonus shown. Estimates only.
05 · FAQ

Clean Harbors interview FAQ

Answered from real candidate and workplace data
How hard is the Clean Harbors interview?

Candidates most commonly rate Clean Harbors interviews as medium, based on 226 reported interviews.

How much does Clean Harbors pay for data roles?

Reported total comp for data roles at Clean Harbors ranges from roughly $64k to $635k per year, varying by level, team, and location.

What topics does Clean Harbors test in interviews?

Clean Harbors interviews most often cover SQL, Behavioral Interviewing, Sales Experience, OSHA Compliance, and Microsoft Excel. The exact emphasis depends on the specific role you apply for.

What roles can I prepare for at Clean Harbors?

Dataford has interview guides for 6 roles at Clean Harbors, including Account Executive, Business Analyst, Financial Analyst, and Project Manager, and more.

On this page0% read
How hard is it?What Clean Harbors evaluatesQuestions and role guidesCompensation by levelFAQ
Prep for Clean Harbors with a plan

A day by day plan built from this guide, with the questions Clean Harbors actually asks.

Build my plan

Ready for your Clean Harbors interview?

Practice the exact questions from this guide with AI feedback, and walk into your loop knowing what to expect.

Start practicing freeView pricing
Keep exploring

Browse every guide, role and company

Roles at Clean Harbors
Clean Harbors Account ExecutiveClean Harbors Business AnalystClean Harbors Financial AnalystClean Harbors Project ManagerClean Harbors QA EngineerAll 6 roles
Keep exploring
All interview guidesPractice questionsBrowse companies