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Mechanical Engineer 3 Jobs (NOW HIRING)

Briggs & Stratton

Mechanical Engineer III

Sherrill, NY · On-site

$80K - $130K/yr

Mechanical Engineer III As a Mechanical Engineer III you will perform a variety of complex engineering duties to design, develop, and oversee the production of integrated electro-mechanical systems ...

Opterus

Mechanical Engineer II/III

Loveland, CO · On-site

$90K - $140K/yr

As a Mechanical Engineer II or III, you will help design and develop lightweight, high-performance deployable structures and integrated systems for spacecraft and lunar surface missions. This role is ...

Luxus

Mechanical Engineer III

Orlando, FL

$85K - $115K/yr

Mechanical Engineer III Company Name: RTM Engineering Consultants Location: Orlando, FL | Phoenix, AZ | Ambler, PA | Boston, MA Project Focus: MEP Systems (HVAC, Plumbing, & Fire Protection) Work ...

Luxus

Mechanical Engineer III

Orlando, FL · On-site

$85K - $115K/yr

Mechanical Engineer III Company Name: RTM Engineering Consultants Location: Orlando, FL | Phoenix, AZ | Ambler, PA | Boston, MA Project Focus: MEP Systems (HVAC, Plumbing, & Fire Protection) Work ...

Luxus

Mechanical Engineer III

Orlando, FL · On-site

$85K - $115K/yr

Mechanical Engineer III Company Name: RTM Engineering Consultants Location: Orlando, FL | Phoenix, AZ | Ambler, PA | Boston, MA Project Focus: MEP Systems (HVAC, Plumbing, & Fire Protection) Work ...

Opterus

Mechanical Engineer II/III

Loveland, CO · Hybrid

$90K - $140K/yr

As a Mechanical Engineer II or III, you will help design and develop lightweight, high-performance deployable structures and integrated systems for spacecraft and lunar surface missions. This role is ...

PM Group

Mechanical Engineer III

Pleasanton, CA · On-site

Overview The Mechanical Engineer III position is an exciting opportunity to join PM Group's quickly growing San Francisco area team located out of Pleasanton, CA . Together we will all be sharing ...

PM Group

Mechanical Engineer III

Pleasanton, CA

Overview The Mechanical Engineer III position is an exciting opportunity to join PM Group's quickly growing San Francisco area team located out of Pleasanton, CA . Together we will all be sharing ...

Belcan

Mechanical Engineer III

Plano, TX

$59.27/hr

Mechanical Engineer III Location: Plano, TX Zip Code: 75024 Duration: 12 Months Pay Rate: $59.27/hr. Keyword's: #Planojobs; #MechanicalEngineerIIIjobs. Start Date: Immediate Duties: Our customers ...

Envista

Mechanical Engineer III

Quakertown, PA · On-site

The Mechanical Engineer III works independently with minimal guidance on complex assignments, applies best practices and knowledge of internal and external business issues to improve products and ...

Judge Group, Inc.

Mechanical Engineer III

Plano, TX · On-site

$55 - $59/hr

Mechanical Engineer III Duration: 1 year+ Location: Plano, TX 3 openings Duties: Our Mechanical engineers research, design, develop, test, certify, deploy and improve cutting edge products and ...

AECOM

Mechanical Engineer III

Virginia Beach, VA · On-site

The Mechanical Engineer III should be capable of working independently with limited supervision to complete small and large project HVAC design requirements. The candidate must be well organized ...

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Mechanical Engineer 3 information

See salary details

$45.5K

$102.9K

$166.5K

How much do mechanical engineer 3 jobs pay per year?

As of Sep 3, 2026, the average yearly pay for mechanical engineer 3 in the United States is $102,878.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,500.00 and $126,500.00 per year, depending on experience, location, and employer.

What is a mechanical engineer 3?

A Mechanical Engineer 3 is a mid- to senior-level mechanical engineering professional who typically has several years of experience in designing, developing, testing, and overseeing the manufacturing of mechanical devices or systems. They are often responsible for complex engineering projects, providing technical guidance to junior engineers, and ensuring that designs meet safety, quality, and regulatory standards. Mechanical Engineer 3s may also be involved in project management, process optimization, and collaboration with cross-functional teams to deliver solutions. Their role requires strong analytical skills, proficiency with engineering software, and a solid understanding of mechanical principles.

How does a mechanical engineer 3 typically collaborate with cross-functional teams during project development?

As a Mechanical Engineer 3, you'll frequently work with cross-functional teams such as electrical engineers, manufacturing specialists, and project managers to ensure all design aspects align with overall project goals. This collaboration often involves participating in design reviews, providing technical input, and coordinating with other departments to resolve integration challenges. Effective communication and teamwork are essential, as you'll be expected to both guide junior engineers and consult with senior staff. Your ability to manage interdisciplinary feedback and maintain project timelines will be key to your success in this role.

What are the key skills and qualifications needed to thrive as a mechanical engineer 3, and why are they important?

To thrive as a Mechanical Engineer 3, you need a solid background in mechanical design, problem-solving, and engineering analysis, typically with a bachelor’s degree in mechanical engineering and several years of experience. Familiarity with CAD software (such as SolidWorks or AutoCAD), finite element analysis tools, and project management systems is often required, along with relevant certifications like a PE license. Strong communication, teamwork, and project leadership skills help you effectively collaborate and mentor junior engineers. These capabilities are crucial for delivering high-quality engineering solutions and managing complex projects efficiently.

What is the difference between Mechanical Engineer 3 vs Mechanical Engineer 2?

CriteriaMechanical Engineer 3Mechanical Engineer 2
Required CredentialsBachelor's degree in Mechanical Engineering; Professional Engineer (PE) license often preferredBachelor's degree in Mechanical Engineering; PE license may be optional
Work EnvironmentDesign, analysis, testing in manufacturing, automotive, aerospace industriesSimilar environments, often with more supervision or entry-level tasks
Employer & Industry UsageUsed across engineering firms, manufacturing companies, and government agenciesCommonly used in the same sectors, typically for less experienced roles

Mechanical Engineer 3 typically has more experience, responsibilities, and often a PE license, compared to Mechanical Engineer 2. The role involves more complex projects and independent work, whereas Mechanical Engineer 2 may focus on supporting tasks under supervision.

What other jobs can I do as a mechanical engineer 3?

Mechanical Engineer 3 professionals can transition into roles such as senior mechanical engineer, project manager, design engineer, or systems engineer, often leveraging their expertise in CAD software, thermodynamics, and project management. They may also move into specialized fields like aerospace, automotive, or energy sectors, or pursue roles in research and development or technical consulting.
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Cities with the most Mechanical Engineer 3 job openings:

What states have the most Mechanical Engineer 3 jobs?

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What job categories do people searching Mechanical Engineer 3 jobs look for?

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Mechanical Engineer 3 jobs near you
Infographic showing various Mechanical Engineer 3 job openings in the United States as of August 2026, with employment types broken down into 90% Full Time, 7% Part Time, 1% Contract, and 2% Nights. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $102,878 per year, or $49.5 per hour.

Mechanical Engineer III

Briggs & Stratton

Sherrill, NY • On-site

$80K - $130K/yr

Full-time

Re-posted 2 days ago

Job description

Mechanical Engineer III
As a Mechanical Engineer III you will perform a variety of complex engineering duties to design, develop, and oversee the production of integrated electro-mechanical systems, sheet metal components, and electronic devices. This role bridges the gap between physical fabrication and electronic control systems under minimal guidance. The ideal candidate will apply advanced mechanical design and manufacturing techniques alongside solid electrical systems design to evaluate project progress, troubleshoot product failures, and optimize product lines for a heavy industrial/manufacturing setting.
You will do this by
  1. Design and develop integrated electro-mechanical assemblies, systems, and sheet metal components/enclosures.
  2. Create detailed CAD drawings, electrical schematics, layouts, and specifications for new or existing products.
  3. Apply computer-aided engineering analysis techniques to evaluate designs and resolve complex engineering or customer concerns.
  4. Adhere to the New Product Development (NPD) process, managing tasks from concept analysis and business case development through pre-production and post-launch steps.
  5. Design testing methods and standards to confirm mechanical and electrical system capabilities and material properties.
  6. Conduct and specify complex tests using advanced techniques to evaluate product performance and resolve customer problems.
  7. Evaluate and troubleshoot product failures using root-cause engineering analysis techniques; compile test results to formulate recommendations and technical reports.
  8. Modify engineering analysis techniques when necessary to solve highly complex, non-standard problems.
  9. Recommend methods of manufacture during the design phase, proposing design modifications or process changes based on cost, material, and design studies.
  10. Identify and recommend improvements for sequence of operations, fabrication workflows, equipment utilization, and related manufacturing matters.
  11. Partner with supply chain and vendors to evaluate the technical abilities of suppliers and source components effectively.
  12. Act as a technical liaison between engineering, project management, business units, manufacturing, quality assurance, and supply chain.

Qualifications
  • Bachelor's Degree in Mechanical Engineering, Electrical Engineering, Mechatronics, or a related engineering field required
  • Experience: Minimum of 3 to 5 years of professional engineering experience, ideally within a heavy industrial or manufacturing setting.
  • Comprehensive knowledge of mechanical and electrical engineering concepts, internal standards, practices, and procedures.
  • Proficiency in computer-aided design (CAD) software for both mechanical structures and electrical/electronic systems.
  • Broad knowledge of electrical/electronic control circuits, power systems, and electronic components.
  • Strong understanding of manufacturing and fabrication processes, with specialized emphasis on sheet metal and industrial fabrication.
  • Familiarity with industry-specific standards, regulations, and competitor product capabilities.
  • Strong problem-solving and analytical skills to address varied and complex technical challenges.
  • Well-developed interpersonal and written communication skills, specifically for technical report writing and cross-departmental collaboration.

Briggs and Stratton
For this position, the expected base annual salary range is$80,000-130,000 commensurate with experience. Actual compensation within that range will be dependent upon the individual's skills, experience, qualifications, and applicable laws.
Briggs & Stratton, headquartered in Milwaukee, Wisconsin, provides innovative products and diverse power solutions to help people get work done. Briggs & Stratton is the world's largest producer of engines for outdoor power equipment, and is a leading designer, manufacturer and marketer of lithium-ion battery, standby generator, energy storage system, lawn and turf care products through its Briggs & Stratton®, Vanguard®, Ferris®, Billy Goat®, and Branco® brands. Briggs & Stratton products are designed, manufactured, marketed and serviced in more than 100 countries on six continents.
Briggs & Stratton is committed to a policy of equal employment opportunity. The Company conducts all employment practices without regard to race, sex, color, religion, national origin, age, disability, protected veteran's status, pregnancy, genetic information, sexual orientation or any other basis prohibited by law. Briggs & Stratton also undertakes affirmative action to assure equal employment opportunity for minorities and women, for persons with disabilities, and for protected veterans.

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