ATC Interview Guide

Interview difficulty 4.7 / 10Based on 18 interview reportsUpdated weekly

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

Software EngineerQA EngineerConsultantData EngineerMobile EngineerProject Manager

01Skills

What ATC evaluates

How often each skill shows up across reported interview loops.

Data Engineering100%Esri ArcGIS100%Capital construction project management100%Wireframing (low-fidelity)100%Next.js App Routing / Routing Concepts100%High-fidelity prototyping97%Transmission system capital improvement planning96%JavaScript API96%Database Systems Development95%Accessibility (WCAG guidelines)94%Oracle73%Data Warehousing69%

02Role guides

Interview guides by role

Each guide has the questions ATC interviewers actually ask, the loop structure, and total compensation by level.

8roles

Consultant

What is a Consultant at ATC? As a Consultant at ATC, you are stepping into a mission-critical role that sits at the intersection of real-time grid operations, enterprise technical systems, and infrastructure reliability. You are not just advising; you are actively monitoring, controlling, and securing the electric transmission system. Your...

$148k–$173kView

Data Engineer

1. What is a Data Engineer at ATC? As a Data Engineer at ATC, you are stepping into a highly senior, high-impact role that forms the backbone of our enterprise data architecture. You will be tasked with designing, building, and optimizing complex database systems that operate at massive scale. This...

View guideView

Mobile Engineer

What is a Mobile Engineer at ATC? As a Mobile Engineer at ATC, specifically in the capacity of a Flutter Developer, you play a pivotal role in shaping innovative mobile applications that enhance user experiences and drive business growth. Your contributions directly impact both the end-users and the operational efficiency...

View guideView

Project Manager

What is a Project Manager at ATC? As a Project Manager at ATC, you will play a crucial role in overseeing and delivering capital construction projects that are vital to our mission of providing reliable energy solutions. This position is not merely about managing timelines and budgets; it involves leading...

$116k–$139kView

QA Engineer

What is a QA Engineer at ATC? As a QA Engineer at ATC, you are the critical guardian of our operational integrity, data accuracy, and regulatory compliance. Unlike traditional software testing roles, QA and QC professionals at ATC focus heavily on the quality of business processes, policy documentation, and customer-facing...

View guideView

Software Engineer

What is a Software Engineer at ATC? At American Transmission Company (ATC), the role of a Software Engineer (often titled System Operations Engineer or Technology Reliability Engineer depending on the specific team) is fundamentally different from a typical SaaS development role. You are not just writing code; you are building...

$77k–$139kView

Solutions Architect

What is a Solutions Architect at ATC? A Solutions Architect at ATC plays a pivotal role in shaping and guiding the technical direction of projects that are crucial to the company's success. This position not only requires a deep understanding of various technologies and systems but also the ability to...

View guideView

UX/UI Designer

What is a UX/UI Designer at ATC? As a UX/UI Designer at ATC, you are stepping into a role that directly impacts the democratic process. You will be instrumental in the rebuilding of WisVote, the statewide voter registration system for the Wisconsin Elections Commission. This is not a typical consumer-facing...

View guideView

03Compensation

What ATC pays, by level

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

Median $144k

LevelBaseStockBonus / yrTotal comp

Senior$120k–$139k——$120k–$139k

Mid-Level$96k–$112k——$96k–$112k

Entry-Level$77k–$90k——$77k–$90k

Ranges blend verified compensation data points · base + stock + annual bonus shown. Estimates only.

04FAQ

ATC interview FAQ

Answered from real candidate and workplace data, marked up for rich results.

How hard is the ATC interview?

Candidates most commonly rate ATC interviews as medium, based on 18 reported interviews.

How much does ATC pay for data roles?

Reported total comp for data roles at ATC ranges from roughly $77k to $173k per year, varying by level, team, and location.

What topics does ATC test in interviews?

ATC interviews most often cover Oracle, Data Warehousing, Data Engineering, Esri ArcGIS, and Capital construction project management. The exact emphasis depends on the specific role you apply for.

What roles can I prepare for at ATC?

Dataford has interview guides for 8 roles at ATC, including Consultant, Data Engineer, Mobile Engineer, and Project Manager, and more.

Where is ATC headquartered?

ATC is headquartered in Pewaukee, WI.

05In their words

What people say about ATC

Verbatim snippets pulled from employee and candidate reviews.

The work environment is exceptional, fostering a positive and engaging atmosphere.

Systems Engineer5.0

The company offers decent benefits, flexible work schedules, and a supportive professional environment that fosters collaboration among employees.

Project Manager4.0

Collaborating with the team is a genuinely positive experience.

Data Analyst5.0

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ATC Interview Guide

What ATC evaluates

Interview guides by role

What ATC pays, by level

ATC interview FAQ

What people say about ATC

Related company guides

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