CTG is a leading force in digital transformation, offering innovative IT and business solutions designed to accelerate project momentum and achieve desired outcomes. With a 60-year legacy and a workforce of over 9,000 team members spread across continents, CTG prides itself on being a results-driven partner and a top destination for technology professionals.

We are currently looking for a Data Engineer to join our team. This role involves building and optimizing data pipeline architectures and integrating data across various applications. Whether working on multi-modality LLMs or supporting data warehouse initiatives, candidates should showcase competencies in Python, data cleaning, ETL processes, and cloud technologies. If you're passionate about leveraging data to drive innovation and are eager to grow your career, this position is for you. Explore the detailed responsibilities and qualifications on Interview Query to prepare for a rewarding career at CTG.

Submitting Your Application

The first step is to submit a compelling application that reflects your technical skills and interest in joining CTG as a Data Engineer. Whether you were contacted by a CTG recruiter or have taken the initiative yourself, carefully review the job description and tailor your CV according to the prerequisites.

Tailoring your CV may include identifying specific keywords that the hiring manager might use to filter resumes and crafting a targeted cover letter. Furthermore, don’t forget to highlight relevant skills and mention your work experiences.

Recruiter/Hiring Manager Call Screening

If your CV happens to be among the shortlisted few, a recruiter from the CTG Talent Acquisition Team will make contact and verify key details like your experiences and skill level. Behavioral questions may also be a part of the screening process.

In some cases, the CTG Data Engineer hiring manager stays present during the screening round to answer your queries about the role and the company itself. They may also indulge in surface-level technical and behavioral discussions. The whole recruiter call should take about 30 minutes.

Technical Virtual Interview

Successfully navigating the recruiter round will present you with an invitation for the technical screening round. Technical screening for the CTG Data Engineer role usually is conducted through virtual means, including video conference and screen sharing. Questions in this 1-hour long interview stage may revolve around CTG’s data systems, ETL pipelines, and SQL queries.

In the case of Data Engineer roles, take-home assignments regarding data pipeline design, ETL processes, and data architecture might be incorporated. Apart from these, your proficiency in Python, JSON, and other relevant technologies like Azure and AWS may also be assessed during the round.

Depending on the seniority of the position, case studies and similar real-scenario problems may also be assigned.

Onsite Interview Rounds

Followed by a second recruiter call outlining the next stage, you’ll be invited to attend the onsite interview loop. Multiple interview rounds, varying with the role, will be conducted during your day at the CTG office. Your technical prowess, including programming, data modeling, and ETL capabilities, will be evaluated against the finalized candidates throughout these interviews.

If you were assigned take-home exercises, a presentation round may also await you during the onsite interview for the Data Engineer role at CTG.

Quick Tips For CTG Data Engineer Interviews

• Brush Up on Core Skills: CTG's Data Engineer interviews assess your skills in data pipeline design, ETL processes, and familiarity with cloud platforms like Azure and AWS. Ensure you are comfortable with these aspects.
• Know the Tools: Experience with specific tools like SSMS, SSAS, Spark, and Python notebooks is crucial. Familiarize yourself with these tools if you haven't worked with them extensively.
• Understand Their Business: CTG has a strong focus on digital transformation across various industries, including Healthcare IT. Demonstrating your understanding of how your role will contribute to their strategic goals can leave a positive impression.

Typically, interviews at CTG vary by role and team, but commonly Data Engineer interviews follow a fairly standardized process across these question topics.

• How would you measure the effectiveness of extra pay for delivery drivers during peak hours? You work at a food delivery company. How would you measure the effectiveness of giving extra pay to delivery drivers during peak hours to meet consumer demand?

• Create a function rain_days to calculate the probability of rain on the nth day after today. The probability that it will rain tomorrow depends on whether it rained today and yesterday. If it rained both days, there's a 20% chance it will rain tomorrow. If it rained one of the days, there's a 60% chance. If it rained neither day, there's a 20% chance. Given it rained today and yesterday, calculate the probability it will rain on the nth day after today.

• What are the assumptions of linear regression? List and explain the key assumptions that must be met for linear regression analysis to be valid.

What is the average salary for a Data Engineer at CTG?

Q: What does a Data Engineer at CTG do? A: A Data Engineer at CTG is responsible for creating and maintaining optimal data pipeline architectures, assembling and optimizing large data sets, and designing ETL (Extract, Transform, Load) solutions for data warehousing/lakes. The role involves collaborating with software developers, database architects, data analysts, and data scientists to ensure streamlined data flow and integration.

Q: What skills and experience are required for a Data Engineer position at CTG? A: Candidates should have 3-5 years of experience in data engineering, proficiency in tools such as SSIS, ETL, and ELT processes, and be capable in Python and JSON. A master’s degree is required, and familiarity with data cleaning, data pipeline frameworks, and cloud databases is highly beneficial.

Q: What is the work environment like for Data Engineers at CTG? A: CTG offers both hybrid remote and fully remote opportunities, requiring minimal onsite presence. The company values independence, discretion, and a strong ability to solve problems autonomously while maintaining confidentiality. Regular duties are to be completed under minimal guidance.

Q: How can I apply for a Data Engineer position at CTG? A: To apply, you should visit the specific job posting on the CTG website and apply directly to the requisition. For additional information, you may contact the provided email addresses of the recruiters listed in the job postings.

Q: What is the company culture at CTG? A: CTG prides itself on a culture defined by its people, values, and actions. They foster collaboration, passion, and motivation in a supportive workspace, reflected in their recognition as a Great Place to Work Certified company. CTG is committed to diversity, equality, and providing opportunities to all individuals consistent with local, state, and federal laws.

Excited about the possibility of joining CTG as a Data Engineer? We hope this comprehensive view gives you the confidence to move forward. If you want more insights about the company, check out our main CTG Interview Guide, where we have covered many interview questions that could be asked. We’ve also created interview guides for other roles, such as software engineer and data analyst, where you can learn more about CTG’s interview process for different positions.

At Interview Query, we empower you to unlock your interview prowess with a comprehensive toolkit, equipping you with the knowledge, confidence, and strategic guidance to conquer every CTG machine learning engineer interview question and challenge.

You can check out all our company interview guides for better preparation, and if you have any questions, don’t hesitate to reach out to us.

Good luck with your interview!