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Jacobs Solutions · Tempe, AZ

# Intern Wastewater Treatment summer 2027

Tempe, AZ Early career 

Listed on Jacobs Solutions’s official careers site. Posted October 20, 2026. Check that it is still open and apply there.
[Apply on Jacobs Solutions’s careers site →](https://jacobs.jobs/jobs/F7589E7319954F0D94064CD283232BF8/)

[OpenNash Jobs](https://jobs.opennash.com/) / [Jacobs Solutions](https://jobs.opennash.com/companies/jacobs-solutions/) / Intern Wastewater Treatment summer 2027

## Job description

We challenge what is currently accepted, so we can shape innovative and lasting solutions for tomorrow. If you're looking to gain hands-on engineering experience with one of the industry's most innovative and respected engineering firms, Jacobs is where you belong. We are seeking a motivated and curious Wastewater Treatment Engineering Intern to support projects in Tempe/Phoenix, AZ and Denver, CO. As an intern, you will work alongside experienced wastewater engineers and designers on studies, designs, and field assignments while developing your technical skills and industry knowledge.

Your work will primarily focus on wastewater treatment projects, with opportunities to support a variety of process initiatives. As part of our collaborative team, you will assist with:
- Supporting evaluations of treatment and process alternatives to help address client challenges
- Learning to analyze engineering problems and communicate technical solutions effectively
- Assisting with the design and implementation of pilot-scale treatment systems
- Supporting the planning and design of full-scale treatment systems and treatment plant improvements
- Assisting in the development of facility layouts and process & instrumentation diagrams (P&IDs)
- Contributing to the preparation of construction documents, including drawings and specifications
- Assisting with the evaluation and selection of process equipment, pumping systems, pipe materials, and valves
- Performing data analysis and supporting computer modeling efforts
- Assisting with technical report preparation and documentation
- Providing support during construction and startup activities
- Participating in field inspections of treatment and equipment under the guidance of senior engineers Through mentorship, structured learning, and exposure to a variety of projects, you will have the opportunity to apply classroom knowledge in a professional environment, build a strong technical foundation, and gain valuable experience while helping deliver innovative solutions for our clients and communities. This position is not eligible for employer-sponsored work authorization now or in the future. Candidates must be legally authorized to work in the United States at the time of application and maintain such authorization throughout their internship without employer sponsorship.
- Enrollment in a degree seeking program in Civil, Environmental or Chemical Engineering or another closely related field.
- Authorization to work in the United States without the need for visa sponsorship, now or in the future
- 0-2 years of relevant experience in water, wastewater or related engineering projects
- Knowledge of engineering principles related to water and wastewater treatment systems. The ideal will also have
- Previous intern experience with a consulting or engineering firm focused on water/ wastewater/ water resources
- Relevant coursework or projects focused on water/wastewater/ water resources
- Engineer-in-Training (EIT) certification or ability to obtain within one year of hire
- Understanding of pumps, valves, piping systems, treatment equipment, and related systems. Jacobs is an Equal Opportunity/Affirmative Action Employer.

All qualified applicants will receive consideration for employment without regard to race, religion, creed, color, national origin, ancestry, sex (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, medical condition, marital or domestic partner status, sexual orientation, gender, gender identity, gender expression and transgender status, mental disability or physical disability, genetic information, military or veteran status, citizenship, low-income status or any other status or characteristic protected by applicable law.

Learn more about your rights under Federal EEO laws and supplemental language.

## At a glance
- Posted by the employer: Oct 20, 2026
- First seen by OpenNash: Oct 27, 2026
- Last checked: Nov 10, 2026
- Listed for: 21 days
- Location: Tempe, AZ[Apply on Jacobs Solutions’s careers site →](https://jacobs.jobs/jobs/F7589E7319954F0D94064CD283232BF8/)

## Hiring at Jacobs Solutions
- Open jobs: 8,420
- New in the last 7 days: After two weekly collections
- Tracked since: Oct 20, 2026

[All Jacobs Solutions jobs](https://jobs.opennash.com/companies/jacobs-solutions/) · [Weekly hiring report](/reports/hiring/)

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