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Associate Project Engineer Jobs in O Fallon, IL (NOW HIRING)

Rogers Electric

Project Engineer

Saint Louis, MO

... Project Engineer to join our team! Your Day-to-Day: * Collaborate with Project Manager to keep ... Associate's degree or 2+ years administrative experience * Proficient in MS Office Suite * Strong ...

Korte & Luitjohan Contractors, Inc.

Be Seen First

Construction Project Engineer

Highland, IL · On-site

$68K - $95K/yr

Associate's Degree or a minimum of two (2) years of college coursework toward a Bachelor's degree ... Our diverse portfolio of projects over the past 65+ years provides us a wealth of construction ...

HOK

Sr Structural Project Engineer

Saint Louis, MO · On-site

$97K - $132K/yr

HOK is seeking a Senior Structural Project Engineer to lead the successful delivery of large ... LEED AP or LEED Green Associate preferred. * NCEES Record enabling reciprocity in any state.

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All JobsAssociate Project Engineer JobsAssociate Project Engineer Jobs in O'Fallon, IL

Associate Project Engineer information

See O Fallon, IL salary details

$38.7K

$77.1K

$123.1K

How much do associate project engineer jobs pay per year?

As of Aug 10, 2026, the average yearly pay for associate project engineer in O'Fallon, IL is $77,084.00, according to ZipRecruiter salary data. Most workers in this role earn between $61,100.00 and $88,600.00 per year, depending on experience, location, and employer.

What are some common challenges faced by associate project engineers in coordinating with cross-functional teams?

Associate Project Engineers often work with various departments such as design, procurement, and construction. A common challenge is ensuring clear and consistent communication among these teams, as miscommunication can lead to project delays or budget overruns. Additionally, balancing competing priorities and managing timelines requires strong organizational skills. Adapting to different team dynamics and resolving conflicts diplomatically are also important for keeping projects on track and maintaining positive working relationships.

What is an associate project engineer?

Associate Project Engineers are entry- to mid-level professionals who assist in planning, coordinating, and overseeing engineering projects. They work under the supervision of senior engineers or project managers, helping to ensure that projects are completed on time, within budget, and according to specifications. Their responsibilities often include preparing technical documentation, monitoring project progress, conducting site inspections, and collaborating with multidisciplinary teams. This role serves as a foundational step for engineers seeking to advance to more senior project management or technical positions.

What are the key skills and qualifications needed to thrive as an associate project engineer, and why are they important?

To thrive as an Associate Project Engineer, you need a solid background in engineering principles, project management fundamentals, and a relevant engineering degree. Familiarity with project management software (like MS Project or Primavera), CAD tools, and possibly an EIT certification is often expected. Strong problem-solving, communication, and teamwork skills help you effectively coordinate with cross-functional teams and manage project tasks. These skills and qualifications are vital for ensuring projects are executed efficiently, on schedule, and within budget.

What is the difference between Associate Project Engineer vs Project Engineer?

AspectAssociate Project EngineerProject Engineer
Required CredentialsBachelor's degree in engineering or related field; some certifications preferredBachelor's degree in engineering; often more experience and certifications
Work EnvironmentSupport role in construction or engineering projects, often under supervisionLead role in planning, coordinating, and executing projects
Employer & Industry UsageCommon in construction, civil, mechanical, and electrical engineering firmsUsed across similar industries, often with more responsibility

The main difference between an Associate Project Engineer and a Project Engineer lies in experience and responsibility. The Associate typically supports project activities and gains experience, while the Project Engineer manages project execution. Both roles require similar educational backgrounds and certifications, but the Project Engineer holds a more senior position with greater accountability.

What are popular job titles related to Associate Project Engineer jobs in O'Fallon, IL? For Associate Project Engineer jobs in O'Fallon, IL, the most frequently searched job titles are:
What job categories do people searching Associate Project Engineer jobs in O'Fallon, IL look for? The top searched job categories for Associate Project Engineer jobs in O'Fallon, IL are:
What cities near O'Fallon, IL are hiring for Associate Project Engineer jobs? Cities near O'Fallon, IL with the most Associate Project Engineer job openings:
Associate Project Engineer jobs near you
Infographic showing various Associate Project Engineer job openings in O'Fallon, IL as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 22% Part Time, 1% Temporary, and 1% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $77,084 per year, or $37.1 per hour.

Associate, Project Delivery Engineer

American Water Works Service Company, Inc.

Saint Louis, MO • On-site

Full-time

Re-posted 10 days ago

American Water rating

8.6

Company rating: 8.6 out of 10

Based on 63 frontline employees who took The Breakroom Quiz

11th of 53 rated energy and utility

Job description

Requisition ID:  109608 

Share Our Purpose.  Be Yourself.  Feel Valued. 

People are the heart of our business. As an American Water employee, you will be offered a competitive salary and health benefits package, along with opportunities to develop, grow, and evolve your career.  Our benefits packages focus on key areas such as health & wellness, emotional & well-being, and savings for current & future goals.

We are Beautifully Different. We strongly believe having diversity across our company makes us more successful and helps us provide essential services to our customers. We are stronger because we embrace different ideas, viewpoints, experiences, and backgrounds. American Water is the best choice for your next role!  Click here for more information on our inclusion, diversity, and equity journey.

About American Water
American Water (NYSE: AWK) is the largest regulated water and wastewater utility company in the United States. With a history dating back to 1886, We Keep Life Flowing® by providing safe, clean, reliable and affordable drinking water and wastewater services to more than 14 million people across 14 regulated jurisdictions and 18 military installations. American Water’s 6,500 talented professionals leverage their significant expertise and the company’s national size and scale to achieve excellent outcomes for the benefit of customers, employees, investors and other stakeholders.


As one of the fastest growing utilities in the U.S., American Water expects to invest $40 to $42 billion in infrastructure repairs and replacement, system resiliency and regulated acquisitions over the next 10 years. The company has a long-standing history of executing its core operations, aligned with sustainable best practices, through its commitments to safety, affordability, customer service, protecting the environment, an inclusive workforce and strengthening communities.


American Water has been recognized on the 2023 Bloomberg Gender-Equality Index for the fifth consecutive year, ranked 18th on Barron’s 100 Most Sustainable U.S. Companies 2023 List, earned the U.S. Department of Homeland Security SAFETY Act designation and U.S. Environmental Protection Agency’s WaterSense® Excellence Award, among additional state, local and national recognitions.
For more information, visit amwater.com and join American Water on LinkedIn, Facebook, Twitter and Instagram.

Primary Role

The Associate, Project Delivery Engineer is an entry level position in the Engineering function and is responsible for various engineering tasks for water and wastewater utility systems, such as design, project management, and operational support to ensure efficient and reliable delivery of services to our customers. Responsibilities may also include technical partnering and supervision over consulting engineers, technicians, and/or CAD operators.

Key Accountabilities
  • Assist in the water and wastewater engineering projects from inception to completion, ensuring they are delivered on time, within scope, and within budget.
  • Assist in the development of detailed project plans, designs, and specifications for water and wastewater infrastructure projects, including pipelines, treatment plants, and pumping stations.
  • Conduct system capacity evaluations, analysis of water source, treatment, pumping and collection/distribution, storage, or other system deficiencies as assigned to support ongoing operations, service extension requests or regional growth opportunities.
  • Assist with multiple small to medium size projects and perform varied engineering assignments associated with planning, design or construction.
  • Develop technical information and concepts into feasible and effective engineering approaches.
  • Any other special projects and tasks assigned by their team leads or managers
Knowledge/Skills
  • Demonstrated knowledge of engineering design theory and practice, water resources, project management, construction and contract management, water and wastewater facilities and utility operations.
  • Knowledge of current trends in water quality and treatment and other aspects of the water industry.
  • Familiarity with regulatory requirements (commercial and environmental), industry standards, and trends impacting the water industry.
  • Sound business acumen and judgment.
  • Effective quantitative and analytical skills; attention to detail.
  • Effective verbal and written communications skills (e.g., report writing, listening, and presentation).
  • Strong interpersonal skills (e.g., tact/diplomacy, persuasion, team building, cooperation, leadership, ability to motivate others.
Experience/Education
  • 0 - 2 years’ experience in Engineering design, planning, construction, project delivery and/or project management.
  • Water system and wastewater collection system hydraulic modeling experience is a plus.
  • Bachelor’s degree in related field of Engineering
Travel Requirements

Up to 20%, as required.

Certifications & Licenses

Valid Driver’s License.

Work Environment

Primarily in the office with occasional work in the field at water/wastewater facilities to conduct site investigations and participate in on-site project kick-off/review meetings

Competencies
Champions safety
Customer obsessed
Cultivates innovation
Nimble learning
Drives Results
Collaborates

Join American Water...We Keep Life Flowing™

American Water is firmly committed to Equal Employment Opportunity (EEO) and prohibits employment discrimination for employees and applicants based on his or her age, race, color, pregnancy, gender, gender identity, sexual orientation, national origin, religion, marital status, citizenship, or because they are an individual with a disability, protected veteran or other status protected by federal, state, and local laws.

What American Water employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About American Water

Sourced by ZipRecruiter

With a history dating back to 1886, American Water (NYSE: AWK) is the largest and most geographically diverse U.S. publicly traded water and wastewater utility company. The company employs more than 6,500 dedicated professionals who provide regulated and regulated-like drinking water and wastewater services to more than 14 million people in 24 states. American Water provides safe, clean, affordable and reliable water services to our customers to help keep their lives flowing.

Industry

Utilities

Company size

5,001 - 10,000 Employees

Headquarters location

Camden, NJ, US

Year founded

1886

Social media

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