ZipRecruiter

Log In

1

Engineer Co Op Jobs in Connecticut (NOW HIRING)

Arcadis

Water Engineer Intern

Middletown, CT

$23.75 - $35.62/hr

We are currently seeking a Water Engineer Co-Op or Intern to join our Water Business Line in our Middletown, CT office in Fall 2026. We work to protect our natural environment and water resources ...

Arcadis

Water Engineer Intern

Middletown, CT · On-site

$23.75 - $35.62/hr

We are currently seeking a Water Engineer Co-Op or Intern to join our Water Business Line in our Middletown, CT office in Fall 2026. We work to protect our natural environment and water resources ...

Cummins Inc.

2025 - Summer Intern Co-op Conversion

Hamden, CT · On-site

$15 - $20/hr

This requisition is for 2025 Summer Intern/Co-op Conversion candidates with assignment end dates ... Functional Talent Scouts (function or engineering subfunction), who are CC03 or higher employees ...

Cummins Inc.

2025 - Summer Intern Co-op Conversion

Danbury, CT · On-site

$15.25 - $20.50/hr

This requisition is for 2025 Summer Intern/Co-op Conversion candidates with assignment end dates ... Functional Talent Scouts (function or engineering subfunction), who are CC03 or higher employees ...

next page

Showing results 1-20

All JobsEngineer Co Op JobsEngineer Co Op Jobs in Connecticut

Engineer Co Op information

See Connecticut salary details

$35.2K

$83K

$129.9K

How much do engineer co op jobs pay per year?

As of Aug 30, 2026, the average yearly pay for engineer co op in Connecticut is $82,971.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,800.00 and $92,800.00 per year, depending on experience, location, and employer.

What is the difference between Engineer Co Op vs Engineer Intern?

AspectEngineer Co OpEngineer Intern
CredentialsTypically enrolled in an engineering degree program, may require specific courseworkUsually undergraduate students in engineering programs
Work EnvironmentFull-time or part-time paid positions, often integrated into the company’s workflowUsually unpaid or paid internships, shorter duration
Employer & Industry UsageCommon in engineering firms, manufacturing, and tech companiesCommon in similar industries, often as a stepping stone to full employment

Engineer Co Op positions are structured as paid, longer-term roles that provide practical experience during a student's academic career. Engineer Intern roles are typically shorter, often unpaid, and serve as introductory exposure to engineering work. Both roles help students gain industry experience, but Co Op positions usually involve more responsibilities and integration into ongoing projects.

What are the most commonly searched types of Engineer jobs in Connecticut?

The most popular types of Engineer jobs in Connecticut are:

What cities in Connecticut are hiring for Engineer Co Op jobs?

Cities in Connecticut with the most Engineer Co Op job openings:

Engineer Co Op jobs near you
Infographic showing various Engineer Co Op job openings in Connecticut as of August 2026, with employment types broken down into 79% Full Time, 15% Part Time, 3% Contract, and 3% Summer. Highlights an 97% In-person, and 3% Hybrid job distribution, with an average salary of $82,971 per year, or $39.9 per hour.

Water Engineer Intern

Arcadis

Middletown, CT

$23.75 - $35.62/hr

Part-time

Retirement

Re-posted yesterday

Arcadis rating

8.7

Company rating: 8.7 out of 10

Based on 22 frontline employees who took The Breakroom Quiz

80th of 450 rated engineering

Job description

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.

We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together.

Role description:
We are currently seeking a Water Engineer Co-Op or Intern to join our Water Business Line in our Middletown, CT office in Fall 2026.
We work to protect our natural environment and water resources, while powering our world for future generations. Around the world, we're feeling the effects climate change, rapid urbanization, loss of biodiversity. The rate at which we're seeing large-scale, unforeseen events such as floods and wildfires, is becoming more frequent. We are here to protect our natural environment and water resources, while powering our world for future generations.
 
Role accountabilities:
As a Water Engineer Co-Op/Intern, you will have the opportunity to gain valuable hands-on experience in various aspects of water engineering projects. Your role will involve evaluating, planning, designing, and supporting the management of projects related to water/wastewater/stormwater treatment and conveyance, including pipelines and pumping facilities. You will also be involved in assessing, developing, and supporting the management of sustainability and resilience projects, which include vulnerability and mitigation assessments, as well as planning and design for utilities, municipalities, and cities.
 
Fieldwork activities will be an integral part of your experience, where you will have the chance to conduct site visits, perform sampling, conduct water quality analyses, evaluate technologies, gather plant operations information, troubleshoot processes, and optimize systems. 
 
 
In addition, you will be responsible for the following:
  • Support preparation of reports, presentations, and other audio-visual materials, and participate in client meetings.
  • Ensure project compliance with all Arcadis practices and quality, health and safety standards, and facilitate coordination for timely completion and submission of projects on time and budget.
  • Work independently and as part of a team, with the flexibility to accommodate collaboration with team members across the U.S. and internationally.
  • Learn and use digital tools to enhance customer experience, team and client collaboration, and project delivery including configuration and deployment of SharePoint, Building Information Modeling (BIM), Power BI, and Augmented Reality.
What skills do you need?
  • Strong attention to detail, organization skills, and work ethic
  • The initiative and ability to take on new projects and other challenges regularly.
  • Excellent communication skills, both written and verbal.
  • Self-motivated, team-oriented and flexible, with the ability to balance and address new challenges as they arise
  • Exceptional analytical and problem-solving skills.
  • Knowledge of engineering concepts, theories, and practices related to water/wastewater/stormwater.
  • Proficient in Microsoft Office Excel, Word, and PowerPoint.
Qualifications & Experience:
Required Qualifications:
  • Pursuing a BS in Civil, Environmental, or Water Resources Engineering, or another closely related academic discipline.
  • At least 16-20 hours of weekly availability during the fall semester (August - December 2026)
 Preferred Qualifications:
  • Prior internship or coursework in water/wastewater, water resources, or related sectors.

Why Arcadis?

We can only achieve our goals when everyone is empowered to be their best. We believe everyone's contribution matters. It's why we are pioneering a skills-based approach, where you can harness your unique experience and expertise to carve your career path and maximize the impact we can make together.

You'll do meaningful work, and no matter what role, you'll be helping to deliver sustainable solutions for a more prosperous planet. Make your mark, on your career, your colleagues, your clients, your life and the world around you.

Together, we can create a lasting legacy.

Join Arcadis. Create a Legacy.

Our Commitment to Equality, Diversity, Inclusion & Belonging

We want you to be able to bring your best self to work every day. Our ambition is to be an employer of choice and provide a great place to work for all our people. We are an equal opportunity employer. We are dedicated to a policy of non-discrimination in employment on any basis including race, creed, color, religion, national origin, sex, age, disability, marital status, sexual orientation, gender identity, citizenship status, disability, veteran status, or any other basis prohibited by law.

Arcadis offers benefits for part-time, as needed positions. These benefits include EAP, 401K, and optional well being benefits. The salary range for this position is $23.75 - $35.62 per hour. 

#LI-TB1
#EarlyCareersANA
#Resilience-ANA
#WATER-ANA
#LI-HYBRID 
 

#SWE #WEPAN #AWIS #INWES #BWEC #NSBE #SHPE #AISES #oSTEM #SAME #SASE 


 

What Arcadis employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

Arcadis logo

About Arcadis

Sourced by ZipRecruiter

Our work with clients has a direct impact on people's lives and on the planet. We make moving, living and belonging in cities safer, more resilient and more sustainable. By partnering with our clients as responsible custodians of our earth's resources, we can create a sustainable planet. We continue to think of new ways to make positive impacts and create better experiences for people; data driven and digital solutions have become part of the Arcadis DNA. Working together with clients and using techniques like design thinking, we can get to the heart of our clients' most pressing challenges and work together to solve them.

Industry

Engineering professional services

Company size

10,000+ Employees

Headquarters location

Highlands Ranch, CO, US

View All Arcadis Jobs

Apply