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

Leonardo DRS

Project Engineer I

Bridgeton, MO · On-site

$104K - $140K/yr

As a Project Engineer level 1 at Leonardo DRS Land Systems, you will be responsible for leading all engineering efforts for a project or projects on time and budget. A successful candidate will be a ...

Leonardo DRS

Project Engineer I

Bridgeton, MO

$104K - $140K/yr

As a Project Engineer level 1 at Leonardo DRS Land Systems, you will be responsible for leading all engineering efforts for a project or projects on time and budget. A successful candidate will be a ...

Consigli Construction

Project Engineer

Saint Louis, MO · On-site

Senior Project Manager / Project Executive / Director, Project Executive Supervisory Duties: Yes TheProject Engineer (PE) will be primarily responsible for obtaining, distributing and reporting on ...

HNTB

ITS Project Engineer

Saint Louis, MO · On-site

As an Project Engineer you will be responsible for assisting in the production and modification of design calculations, technical reports, engineering plans, and specifications for ITS, Transit ...

Veolia Environnement SA

Project Engineer

Sauget, IL · On-site

$76K - $96K/yr

Responsible for project development engineering activities, from first site visit through implementation to start up and commissioning, including: Primary Duties/Responsibilities: * Site surveys and ...

Veolia Environnement SA

Project Engineer

Sauget, IL · On-site

$76K - $96K/yr

Responsible for project development engineering activities, from first site visit through implementation to start up and commissioning, including: Primary Duties/Responsibilities: * Site surveys and ...

Veolia

Project Engineer

East Saint Louis, IL

Responsible for project development engineering activities, from first site visit through implementation to start up and commissioning, including: Primary Duties/Responsibilities: * Site surveys and ...

CONCRETE STRATEGIES

Project Engineer

Saint Louis, MO · On-site

Operations/Project Management Reports to: President/Chairman/Chief Operating Officer/VP Operations ... Bachelors degree in Construction management or Engineer recommended. * Basic/General knowledge of ...

CONCRETE STRATEGIES

Project Engineer

Saint Louis, MO · On-site

Responsibilities range from participation in initial project set up and buyout, cost spread ... Bachelor's degree in construction management or Engineer recommended. * Basic/General knowledge of ...

CONCRETE STRATEGIES

Project Engineer

Saint Louis, MO · On-site

Operations/Project Management Reports to: President/Chairman/Chief Operating Officer/VP Operations ... Bachelors degree in Construction management or Engineer recommended. * Basic/General knowledge of ...

CONCRETE STRATEGIES

Project Engineer

Saint Louis, MO · On-site

Operations/Project Management Reports to: President/Chairman/Chief Operating Officer/VP Operations ... Bachelors degree in Construction management or Engineer recommended. * Basic/General knowledge of ...

CONCRETE STRATEGIES

Project Engineer

Saint Louis, MO · On-site

Responsibilities range from participation in initial project set up and buyout, cost spread ... Bachelor's degree in construction management or Engineer recommended. * Basic/General knowledge of ...

Keeley Construction

Project Engineer (Civil)

Saint Louis, MO · On-site

$82K - $110K/yr

We are looking to hire a Project Engineer for our Civil Group in St. Louis, MO. This individual must be willing to travel at 100%. Primary Responsibilities: * Coordinate work and correspondence ...

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All JobsProject Engineer JobsProject Engineer Jobs in O'Fallon, IL

Project Engineer information

See O Fallon, IL salary details

$42K

$84.6K

$126.9K

How much do project engineer jobs pay per year?

As of Jul 15, 2026, the average yearly pay for project engineer in O'Fallon, IL is $84,553.00, according to ZipRecruiter salary data. Most workers in this role earn between $69,000.00 and $96,500.00 per year, depending on experience, location, and employer.

What engineers make $300,000 a year?

Senior engineering roles such as petroleum engineers, aerospace engineers, and certain software engineers with extensive experience and specialized skills can earn $300,000 or more annually. These positions often require advanced certifications, leadership responsibilities, and work in high-demand industries like oil and gas, aerospace, or technology sectors.

What is the difference between Project Engineer vs Construction Manager?

AspectProject EngineerConstruction Manager
CredentialsBachelor's in engineering or related field, certifications like PMP or EIT often preferredBachelor's in construction management, civil engineering, or related; PMP certification common
Work EnvironmentOffice and site; supports project planning and technical tasksPrimarily on-site overseeing construction activities
Employer & Industry UsageEngineering firms, construction companies, project-based industriesConstruction firms, general contractors, large infrastructure projects
Common Search & ComparisonYesYes

The main difference between a Project Engineer and a Construction Manager lies in their focus and responsibilities. Project Engineers typically handle technical aspects, planning, and supporting project execution, often working closely with engineers and designers. Construction Managers oversee the entire construction process, managing teams, schedules, and budgets on-site. Both roles require similar credentials and are integral to construction projects, but their day-to-day tasks and focus areas differ.

What engineers make $200,000 a year?

Senior engineers in fields such as petroleum, aerospace, and software engineering often earn $200,000 or more annually, especially with extensive experience, advanced skills, and relevant certifications. These roles typically require specialized knowledge, leadership responsibilities, and often involve working in high-demand industries or managerial positions.

What are the key skills and qualifications needed to thrive as a Project Engineer, and why are they important?

To thrive as a Project Engineer, you need a solid background in engineering principles, project management, and a relevant engineering degree. Familiarity with CAD software, project scheduling tools like MS Project or Primavera, and certifications such as PMP or PE are often required. Strong problem-solving, communication, and leadership skills help you coordinate teams and manage project challenges effectively. These skills and qualifications are critical for delivering projects on time, within budget, and to the required quality standards.

How does a Project Engineer typically collaborate with other departments during a project?

Project Engineers play a central role in coordinating between engineering, procurement, and construction teams to ensure project objectives are met. They regularly communicate with design engineers to clarify technical requirements, work closely with procurement to source materials on schedule, and liaise with construction managers to address on-site challenges. Effective collaboration is essential for resolving issues quickly, maintaining timelines, and ensuring quality standards. This role often requires strong interpersonal skills and the ability to mediate between diverse teams to keep the project moving smoothly.

What Is a Project Engineer?

There are project engineer jobs in a variety of industries. The duties of this position vary depending on the industry. For example, in construction, a project engineer is a project manager. They may have a background in engineering or construction management. Typically, they manage all aspects of the progress and the day-to-day operations on a construction site. In manufacturing, project engineers work with both the design and the engineering teams to develop and manage a manufacturing process, including overseeing the budget and deliverables. All project engineering positions require industry-specific technical knowledge and management skills.

What exactly does a project engineer do?

A project engineer oversees technical aspects of construction or engineering projects, coordinating between design teams, contractors, and clients to ensure project specifications, schedules, and budgets are met. They often review plans, manage resources, and use tools like project management software to track progress. Strong communication, problem-solving skills, and relevant certifications are typically required.

What engineer makes $500,000 a year?

While most engineering roles do not reach a $500,000 annual salary, some highly specialized or executive-level engineers, such as senior petroleum engineers, aerospace engineers in leadership positions, or those working in high-paying industries like oil and gas or private aerospace firms, can earn this level of compensation. These roles often require advanced skills, extensive experience, and sometimes additional bonuses or stock options.

What are Project Engineers?

Project Engineers are professionals who oversee and coordinate technical aspects of engineering projects from conception to completion. They work closely with project managers, engineers, and other stakeholders to ensure that projects are delivered on time, within budget, and according to specifications. Their responsibilities often include planning, scheduling, budgeting, resource allocation, and problem-solving. They also ensure compliance with safety regulations and quality standards throughout the project lifecycle.
More about Project Engineer jobs
What job categories do people searching Project Engineer jobs in O'Fallon, IL look for? The top searched job categories for Project Engineer jobs in O'Fallon, IL are:
What cities near O'Fallon, IL are hiring for Project Engineer jobs? Cities near O'Fallon, IL with the most Project Engineer job openings:
Project Engineer jobs near you
Project Engineer I

Project Engineer I

Leonardo DRS

Bridgeton, MO • On-site

$104K - $140K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 2 days ago

Leonardo DRS rating

8.0

Company rating: 8.0 out of 10

Based on 55 frontline employees who took The Breakroom Quiz

131st of 527 rated manufacturers

Job description

Job ID: 114497
The Leonardo DRS Land Systems business is a recognized leader in the design and integration of complex technologies into new and legacy systems and platforms for global military and commercial customers. We are a 5 year running Top Workplace in the Greater St. Louis area.
Job Summary
Leonardo DRS Land Systems is seeking multiple full time Project Engineers level 1. This position is based out of our Bridgeton, MO facility and will have the option to work an in person or hybrid schedule. As a Project Engineer level 1 at Leonardo DRS Land Systems, you will be responsible for leading all engineering efforts for a project or projects on time and budget. A successful candidate will be a resourceful and self-motivated individual and will have a proven track record of effectively leading multi-disciplined engineering teams. As Project Engineer, you will serve as the interface between the engineering technical team and other departments within the organization, including Program Management, Manufacturing, and Supply Chain.
Job Responsibilities
  • Ensure design compliance with all project requirements
  • Review customer specifications and requirements, and may lead a project team to develop designs to best support them, including cost as a key design variable
  • May lead a team of engineers to complete a project or projects
  • Provide budget, cost and schedule input for design assignments
  • Communicate clearly (written and oral) with manufacturing, supply chain, program management and the customer as required
  • Interact with technical management, other professionals, technicians and support personnel to coordinate, recommend and confer regarding technical activities and progress
  • Support, communicate, reinforce and defend the mission, values and culture of the organization
  • Attend appropriate engineering, customer or business meetings
  • Mentor and coach less-experienced engineers
  • Other duties as assigned

Qualifications
  • Bachelor's degree in Engineering or related technical field
  • A minimum of 5 years of relevant experience
  • Demonstrated experience with Project Planning and execution
  • Demonstrated experience leading an engineering team consisting of multiple disciplines
  • Experience with Microsoft Office Suite
  • Experience with US Defense Acquisition Process desired

The salary range for this position is $104,295.00/year- $140,799.00/year for the state of Illinois. This range reflects the good faith estimate of pay the employer is willing to offer at the time of posting. Several factors can influence the pay scale, including but not limited to: Federal contract labor categories and contract wage rates, collective bargaining agreements, geographic location, business considerations, scope, and responsibilities of the position, local or other applicable market conditions, and internal equity. Other factors include the candidate's qualifications such as prior work experience, specific skills and competencies, education/training, and certifications. In addition to base pay, employees may be eligible for: annual performance-based bonuses, equity awards, and overtime pay (for non-exempt employees as applicable. Our benefits package includes comprehensive health insurance (medical, dental, vision), employer matching 401(k) retirement plan, paid time off including vacation, holidays, and sick leave (including ant state-mandated paid sick leave), parental leave benefits, tuition reimbursement, professional development support, and life and disability insurance coverage.
Taking care of our people is a top priority at Leonardo DRS. We are proud to offer competitive salaries and comprehensive benefits, including medical, dental, and vision coverage, a company contribution to a health savings account, telemedicine, life and disability insurance, legal insurance, and a 401(k) savings plan. We champion wellness programs that focus on physical, emotional, and financial well-being. We develop our talent by offering programs and activities to support career-growth, professional development, and skill enhancement. And we understand there is more to life than work, and the importance of offering flexible work schedules with our 9/80 program, competitive vacation, health/emergency leave, paid parental leave, and community service hours.
*Some employees are eligible for limited benefits only
Leonardo DRS, Inc. and its subsidiaries provide equal opportunities to all employees and applicants for employment and prohibit discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. #LSY
Our Vision. To be the leading mid-tier defense technology company in the U.S.
Our Values. The Leonardo DRS culture is defined by our Core Values and Principles:
- Integrity
- Agility
- Excellence
- Customer Focus
- Community & Respect
- Innovation
We strive to uphold them in all aspects of our business practices to inspire our employees and provide outstanding support for our customers.

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