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Associate Engineer Jobs in St Louis, MO (NOW HIRING)

Ameren Services

Associate Engineer

Maryville, IL · On-site

$71K - $137K/yr

  • Medical

  • Retirement

  • PTO

The Engineer performs system planning and circuit analysis of distribution circuits 15kv and below and develops remediation plans as needed; performs project engineering and project management duties ...

AMS Ameren Services

Associate Engineer

Alton, IL · On-site

$71K - $137K/yr

  • Medical

  • Retirement

  • PTO

The Engineer performs system planning and circuit analysis of distribution circuits 15kv and below and develops remediation plans as needed; performs project engineering and project management duties ...

AMS Ameren Services

Associate Engineer

Maryville, IL · On-site

$71K - $137K/yr

  • Medical

  • Retirement

  • PTO

The Engineer performs system planning and circuit analysis of distribution circuits 15kv and below and develops remediation plans as needed; performs project engineering and project management duties ...

Ameren

Associate Engineer

Maryville, IL · On-site

$71K - $137K/yr

  • Medical

  • Retirement

  • PTO

The Engineer performs system planning and circuit analysis of distribution circuits 15kv and below and develops remediation plans as needed; performs project engineering and project management duties ...

New

AMS Ameren Services

Associate Engineer

West Alton, MO · On-site

$72K - $108K/yr

  • Medical

  • Retirement

  • PTO

About The Position The Engineer provides engineering support in all phases of maintenance, operations, design, and modifications for Ameren Energy Centers as needed. Key responsibilities include:

HBK Engineering, LLC

Associate Graduate Engineer

Saint Louis, MO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About this Role An Associate Graduate Engineer at HBK Engineering is a position designed for recent engineering graduates entering the professional workforce. This entry-level role involves designing ...

HBK Engineering, LLC

Associate Graduate Engineer

Saint Louis, MO · On-site +1

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About this Role An Associate Graduate Engineer at HBK Engineering is a position designed for recent engineering graduates entering the professional workforce. This entry-level role involves designing ...

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Showing results 1-20

All JobsAssociate Engineer JobsAssociate Engineer Jobs in St. Louis, MO

Associate Engineer information

See St Louis, MO salary details

$40.3K

$80.3K

$128.3K

How much do associate engineer jobs pay per year?

As of Aug 18, 2026, the average yearly pay for associate engineer in St. Louis, MO is $80,341.00, according to ZipRecruiter salary data. Most workers in this role earn between $63,700.00 and $92,400.00 per year, depending on experience, location, and employer.

What is an associate engineer?

Associate Engineers are entry-level engineering professionals who support more experienced engineers in designing, developing, testing, and maintaining various projects in their field. They typically work under supervision and assist with tasks such as drafting technical documents, conducting research, analyzing data, and ensuring compliance with industry standards. Associate Engineers often gain practical experience and training to advance to higher-level engineering roles as they develop their skills.

What are some typical challenges associate engineers face when transitioning from academic projects to industry roles?

Associate Engineers often find the transition from academic projects to industry roles challenging due to differences in project scope, teamwork dynamics, and pace. In industry, you’ll likely work on larger, multi-disciplinary teams where effective communication and collaboration are crucial. Additionally, projects often have stricter deadlines and require adherence to established processes and standards, which may be less emphasized in academic settings. Embracing continuous learning and seeking mentorship from senior engineers can help ease this transition and set you up for success.

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

To thrive as an Associate Engineer, you need a solid grasp of engineering principles, problem-solving abilities, and a relevant bachelor's degree. Familiarity with CAD software, industry-specific tools, and basic project management systems is typically required. Strong teamwork, attention to detail, and effective communication set standout candidates apart. These skills and qualities are crucial for delivering accurate technical solutions and contributing effectively to engineering projects.

What is the difference between Associate Engineer vs Mechanical Engineer?

AspectAssociate EngineerMechanical Engineer
Required CredentialsBachelor's degree in engineering or related field; entry-level certificationsBachelor's degree in mechanical engineering; professional licensure (optional)
Work EnvironmentDesign, testing, and support roles in engineering teams; often in office or lab settingsDesign, analysis, and manufacturing in industrial or construction settings
Employer & Industry UsageEntry-level position across various industries like manufacturing, construction, and techDesign and development roles primarily in manufacturing, automotive, aerospace, and energy sectors

The main difference between an Associate Engineer and a Mechanical Engineer lies in experience and responsibilities. Associate Engineers are typically entry-level, focusing on supporting engineering tasks, while Mechanical Engineers have more experience and handle complex design and analysis responsibilities. Both roles require a bachelor's degree, but Mechanical Engineers often pursue licensure for advanced roles. The choice depends on your experience level and career goals within engineering fields.

How much does an associate engineer get paid?

An associate engineer's average salary typically ranges from $60,000 to $80,000 annually, depending on industry, location, and experience. Entry-level positions may start lower, while those with specialized skills or certifications can earn higher wages. Salaries often increase with experience and additional responsibilities.

What can I do with an associate engineer's degree in engineering?

An associate engineer's degree prepares individuals for entry-level engineering roles such as technician, assistant engineer, or project support staff. These positions often involve tasks like drafting, testing, data analysis, and using tools like CAD software, with opportunities for on-the-job training and certification to advance in engineering fields.

What is the salary of an associate engineer?

The salary of an associate engineer typically ranges from $60,000 to $80,000 annually, depending on factors such as industry, location, and experience. Entry-level positions may start lower, while experienced associates or those with specialized skills can earn higher wages.
More about Associate Engineer jobs

What are the most commonly searched types of Engineer jobs in St. Louis, MO?

The most popular types of Engineer jobs in St. Louis, MO are:

What are popular job titles related to Associate Engineer jobs in St. Louis, MO?

For Associate Engineer jobs in St. Louis, MO, the most frequently searched job titles are:

What job categories do people searching Associate Engineer jobs in St. Louis, MO look for?

The top searched job categories for Associate Engineer jobs in St. Louis, MO are:

What cities near St. Louis, MO are hiring for Associate Engineer jobs?

Cities near St. Louis, MO with the most Associate Engineer job openings:

Associate Engineer jobs near you
Infographic showing various Associate Engineer job openings in St. Louis, MO as of August 2026, with employment types broken down into 67% Full Time, and 33% Part Time. Highlights an 100% In-person job distribution, with an average salary of $80,341 per year, or $38.6 per hour.

Associate Engineer

Metropolitan St. Louis Sewer District

Saint Louis, MO • On-site

$63K - $97K/yr

Full-time

Re-posted 9 days ago

Job description


OPERATIONS - COLLECTION SYSTEMS:
Essential Functions:
  • Investigate customer complaints with regard to sewer backups, sewer separation
  • requests, storm water problems, erosions, flooding, and other related issues;
  • Provide information to the public or governmental officials regarding the collection systems;
  • Manage the Sewer Separation Program and initiate work orders for installation of devices to alleviate sewer backups in buildings;
  • Provide CCTV review and coding for quality assurance of in-house CCTV inspections;
  • Investigates sewer problems dealing with such issues as backups and overflows, and make recommendations for maintenance and rehabilitation corrections;
  • Provide technical engineering support to Operations staff members;
  • Attend watershed meetings and coordinate communications between other divisions within MSD.

Additional Responsibilities:
  • Maintain records and prepare reports
  • Perform related work as required or as delegated by supervisors

Qualifications
ENGINEERING (CONSTRUCTION/DESIGN/ENVIRONMENTAL COMPLAINCE/PLANNING):
Training and Experience:
  • Bachelor's degree in engineering or in the final year of coursework towards a Bachelor's degree from an accredited college or university. [Note: In either case, MSD requires proof of graduation on or before the first day employment.]

Desirable Knowledge and Skills:
  • Knowledge of principles and practices of civil engineering; comprehensive
  • knowledge of District regulations and procedures applicable to sewer construction;
  • problem solving and communication skills necessary to work effectively with contractors, engineers, and MSD staff to ensure the successful completion of these projects;
  • considerable knowledge of spreadsheet, word processing and design software; extensive skill in reading and interpreting complex engineering plans and specifications;
  • exceptional skill in maintaining records and preparing technical reports;
  • thorough skill in analyzing and integrating data;
  • considerable skill in communicating effectively both in oral and written form;
  • exceptional ability in forming and maintaining effective working relationships.

OPERATIONS:
Training and Experience:
  • Bachelor's degree in Civil, Chemical, Mechanical, Electrical, or Environmental engineering or in the final year of coursework towards a Bachelor's degree from an accredited college or university. [Note: In either case, MSD requires proof of graduation on or before the first day employment.]

Desirable Knowledge and Skills:
  • Good knowledge of the principles and practices of civil engineering,
  • skill in the use of basic engineering tools;
  • working skill in making engineering computations;
  • working skill in reading and interpreting engineering plans and specifications;
  • working skill in analyzing and integrating data;
  • working skill in maintaining records and preparing reports;
  • skill in following oral and written instructions;
  • deal effectively and courteously with associates and a wide variety of external contacts including the general public, outside
  • agencies, consultants, and vendors;
  • skill in communicating effectively both verbally and in writing;
  • skill in performing effectively as a member of the team in carrying out the District's mission and philosophy;
  • skill in performing essential functions of the job without posing a direct threat to the health and safety of others.

SPECIAL REQUIREMENT
Must possess a valid driver's license issued by the state in which the employee resides.
Pursuant to MSD's "Substance Abuse Policy and Procedures," this position has been designated as safety sensitive and candidate must pass a Non-D.O.T. Drug Test for this position. Employees occupying this position are not subject to Federal (D.O.T.) Drug and Alcohol Testing Regulations.
All current employees must have a 'Meets Expectations' or 'Proficient' rating on their most recent performance evaluation to be eligible.
Physical Demands
  • Stationary Position: Occasionally
  • Move/Traverse: Occasionally
  • Stationary Position/Seated: Constantly
  • Transport/Lifting: Rarely
  • Transport/Carrying: Rarely
  • Exerting Force/Pushing: Rarely
  • Exerting Force/Pulling: Rarely
  • Ascend/Descend: Rarely
  • Balancing: Rarely
  • Position Self/Stooping: Rarely
  • Position Self/Kneeling: Rarely
  • Position Self/Crouching: Rarely
  • Position Self/Crawling: Rarely
  • Reaching: Rarely
  • Handling: Occasionally
  • Grasping: Occasionally
  • Feeling: Rarely
  • Communicate/Talking: Constantly
  • Communicate/Hearing: Constantly
  • Repetitive Motions: Frequently
  • Coordination: Frequently
Work Environment
  • Extreme cold: Rarely
  • Extreme heat: Rarely
  • Humidity: Rarely
  • Wet: Rarely
  • Noise: Occasionally
  • Hazards: Rarely
  • Temperature Change: Rarely
  • Atmospheric Conditions: Rarely
  • Vibration: Rarely

About Us
The Metropolitan St. Louis Sewer District provides comprehensive wastewater and storm water management services to residents and businesses in both St. Louis City and County. As one of the most recognized employers in the region and a fixture in the downtown area, MSD employs over 900 individuals in a wide-range of roles including skilled crafts and laborers, engineering, information technology, finance, human resources and administration support. We invite you to be part of the team!

Apply