Principal Mechanical Engineer
$136K - $189K/yr
Sterling Engineering Location: Portland, ME; OR Worcester, MA; OR Plymouth, MA Hire Type: Direct Hire or Contract-to-Hire Compensation: $136,000 - $189,000 based on experience Overview: Sterling ...
New
$136K - $189K/yr
Sterling Engineering Location: Portland, ME; OR Worcester, MA; OR Plymouth, MA Hire Type: Direct Hire or Contract-to-Hire Compensation: $136,000 - $189,000 based on experience Overview: Sterling ...
New
$136K - $189K/yr
Sterling Engineering Location: Portland, ME; OR Worcester, MA; OR Plymouth, MA Hire Type: Direct Hire or Contract-to-Hire Compensation: $136,000 - $189,000 based on experience Overview: Sterling ...
New
Biddeford, ME · On-site
$35 - $40/hr
Legacy Talent Search is currently seeking experienced candidates for a Engineering Technician role in Biddeford, ME. Our client is a well-established industry leader known for precision manufacturing ...
Quick apply
Biddeford, ME · On-site
$35 - $40/hr
Legacy Talent Search is currently seeking experienced candidates for a Engineering Technician role in Biddeford, ME. Our client is a well-established industry leader known for precision manufacturing ...
Every successful engineering career needs a solid foundation, and as an Engineering Aide in the Seabees, that's exactly what you'll get. Learn from the best as you report directly to Construction ...
Every successful engineering career needs a solid foundation, and as an Engineering Aide in the Seabees, that's exactly what you'll get. Learn from the best as you report directly to Construction ...
Every successful engineering career needs a solid foundation, and as an Engineering Aide in the Seabees, that's exactly what you'll get. Learn from the best as you report directly to Construction ...
Every successful engineering career needs a solid foundation, and as an Engineering Aide in the Seabees, that's exactly what you'll get. Learn from the best as you report directly to Construction ...
Every successful engineering career needs a solid foundation, and as an Engineering Aide in the Seabees, that's exactly what you'll get. Learn from the best as you report directly to Construction ...
Every successful engineering career needs a solid foundation, and as an Engineering Aide in the Seabees, that's exactly what you'll get. Learn from the best as you report directly to Construction ...
Every successful engineering career needs a solid foundation, and as an Engineering Aide in the Seabees, that's exactly what you'll get. Learn from the best as you report directly to Construction ...
Every successful engineering career needs a solid foundation, and as an Engineering Aide in the Seabees, that's exactly what you'll get. Learn from the best as you report directly to Construction ...
Scarborough, ME · On-site
$17.50 - $22.50/hr
Hiring: Engineering Intern - Scarborough, Maine (Onsite) Seeking BS/MS Engineering students (Electrical, Mechanical, Chemical, Biomedical) for a 10-12 week internship. Gain hands-on experience in ...
Quick apply
Scarborough, ME · On-site
$17.50 - $22.50/hr
Hiring: Engineering Intern - Scarborough, Maine (Onsite) Seeking BS/MS Engineering students (Electrical, Mechanical, Chemical, Biomedical) for a 10-12 week internship. Gain hands-on experience in ...
Portland, ME · On-site
Systems Engineering has spent years building the relationships, trust, and technical credibility that are the foundation of great technology & security partnerships. AI is now one of the most ...
Portland, ME · On-site
Systems Engineering has spent years building the relationships, trust, and technical credibility that are the foundation of great technology & security partnerships. AI is now one of the most ...
Portland, ME · Hybrid
Description Systems Engineering has spent years building the relationships, trust, and technical credibility that are the foundation of great technology & security partnerships. AI is now one of the ...
Portland, ME · Hybrid
Description Systems Engineering has spent years building the relationships, trust, and technical credibility that are the foundation of great technology & security partnerships. AI is now one of the ...
Brunswick, ME · On-site
$65K - $80K/yr
At Calderwood Engineering we believe in serving, and that in order to give real service you must add something which cannot be bought or measured with money and that is sincerity and integrity. In ...
Quick apply
Brunswick, ME · On-site
$65K - $80K/yr
At Calderwood Engineering we believe in serving, and that in order to give real service you must add something which cannot be bought or measured with money and that is sincerity and integrity. In ...
Brunswick, ME · On-site
$65K - $80K/yr
At Calderwood Engineering we believe in serving, and that in order to give real service you must add something which cannot be bought or measured with money and that is sincerity and integrity. In ...
Quick apply
Brunswick, ME · On-site
$65K - $80K/yr
At Calderwood Engineering we believe in serving, and that in order to give real service you must add something which cannot be bought or measured with money and that is sincerity and integrity. In ...
Recently graduate with a Mechanical Engineering degree? * Would you like to travel? (domestic and international) * Interested in working in teams of cross-functional engineering disciplines?
Recently graduate with a Mechanical Engineering degree? * Would you like to travel? (domestic and international) * Interested in working in teams of cross-functional engineering disciplines?
Westbrook, ME · On-site
$115K/yr
This role sits at the intersection of sales, engineering, and operations, translating customer requirements into practical, cost-effective automation solutions. If you enjoy solving problems ...
Quick apply
Westbrook, ME · On-site
$115K/yr
This role sits at the intersection of sales, engineering, and operations, translating customer requirements into practical, cost-effective automation solutions. If you enjoy solving problems ...
Recently graduate with a Mechanical Engineering degree? * Would you like to travel? (domestic and international) * Interested in working in teams of cross-functional engineering disciplines?
Recently graduate with a Mechanical Engineering degree? * Would you like to travel? (domestic and international) * Interested in working in teams of cross-functional engineering disciplines?
Recently graduate with a Mechanical Engineering degree? * Would you like to travel? (domestic and international) * Interested in working in teams of cross-functional engineering disciplines?
Quick apply
Recently graduate with a Mechanical Engineering degree? * Would you like to travel? (domestic and international) * Interested in working in teams of cross-functional engineering disciplines?
As the Mechanical Engineering Order Manager, you will serve as a key member of the leadership team, combining strong technical expertise with effective project and people management. This ...
As the Mechanical Engineering Order Manager, you will serve as a key member of the leadership team, combining strong technical expertise with effective project and people management. This ...
Falmouth, ME · On-site
As the Mechanical Engineering Order Manager, you will serve as a key member of the leadership team, combining strong technical expertise with effective project and people management. This ...
Falmouth, ME · On-site
As the Mechanical Engineering Order Manager, you will serve as a key member of the leadership team, combining strong technical expertise with effective project and people management. This ...
As the Mechanical Engineering Order Manager, you will serve as a key member of the leadership team, combining strong technical expertise with effective project and people management. This ...
As the Mechanical Engineering Order Manager, you will serve as a key member of the leadership team, combining strong technical expertise with effective project and people management. This ...
In this role you will own the day-to-day operations of a multi-disciplinary engineering lab supporting Electrical, Mechanical, Compliance, Integration & Firmware teams. This role keeps the lab ...
In this role you will own the day-to-day operations of a multi-disciplinary engineering lab supporting Electrical, Mechanical, Compliance, Integration & Firmware teams. This role keeps the lab ...
As an Engineering Duty Officer, your job is to keep the fleet moving forward. The Navy will rely on your sharp math and science skills to design, develop and deploy the world's fiercest ships and ...
As an Engineering Duty Officer, your job is to keep the fleet moving forward. The Navy will rely on your sharp math and science skills to design, develop and deploy the world's fiercest ships and ...
$47.6K - $59.4K
1% of jobs
$59.4K - $71.3K
1% of jobs
$71.3K - $83.2K
2% of jobs
$83.2K - $95K
5% of jobs
$95K - $106.9K
7% of jobs
$116.8K is the 25th percentile. Wages below this are outliers.
$106.9K - $118.7K
10% of jobs
$118.7K - $130.6K
7% of jobs
$130.6K - $142.4K
6% of jobs
$142.4K - $154.3K
4% of jobs
$154.3K - $166.2K
3% of jobs
The median wage is $166.6K / yr.
$166.2K - $178K
52% of jobs
$47.6K
$150.3K
$178K
Engineering jobs encompass a range of positions in a variety of technical fields, including mechanical, chemical, electrical, aeronautic, and civil engineering. Some engineering jobs are in research and design, while others focus on the construction and manufacturing industry. In this career, you need a mix of design, project management, and research skills. You can work in numerous industries, including construction, manufacturing, agriculture, medical, aviation, and natural resource extraction. Some jobs are based primarily in an office or lab setting, while others require you to travel to field sites to make surveys and assessments.
| Aspect | Engineering | Mechanical Engineering |
|---|---|---|
| Required Credentials | Bachelor's degree in engineering or related field | Bachelor's degree in mechanical engineering or similar |
| Work Environment | Varies widely across disciplines, including offices, labs, and manufacturing | Design, analysis, and manufacturing environments, often involving machinery and systems |
| Industry Usage | Broadly used across multiple industries such as civil, electrical, and mechanical sectors | Primarily in manufacturing, automotive, aerospace, and energy sectors |
Engineering is a broad field encompassing various disciplines, including mechanical engineering. Mechanical engineering focuses specifically on designing and analyzing mechanical systems and machinery. While all mechanical engineers are engineers, not all engineers are mechanical engineers. The two roles often overlap but differ in specialization and application areas.

$136K - $189K/yr
Other
Medical, Dental, Vision, Retirement, PTO
Posted yesterday
Title: Mechanical Engineer III / Principal Mechanical Engineer
Company: Sterling Engineering
Location: Portland, ME; OR Worcester, MA; OR Plymouth, MA
Hire Type: Direct Hire or Contract-to-Hire
Compensation: $136,000 - $189,000 based on experience
Overview: Sterling Engineering is partnering with a growing engineering organization seeking an experienced Mechanical Engineer III or Principal Mechanical Engineer to provide technical leadership and engineering expertise on complex industrial, infrastructure, utility, and energy-related projects. This role will support LNG, RNG, natural gas transmission, and distribution projects while leading engineering activities from planning and design through project execution. The ideal candidate will be a licensed Professional Engineer with strong project leadership skills, technical expertise, and experience working in multidisciplinary engineering environments.
Key Responsibilities:
• Lead the planning, design, and execution of engineering projects while maintaining quality, efficiency, and safety standards.
• Provide technical leadership and oversight for engineering projects and disciplines.
• Conduct field visits, site assessments, and construction coordination activities.
• Review engineering designs, calculations, specifications, reports, and supporting documentation for technical accuracy and compliance.
• Identify project risks, engineering issues, and deficiencies while implementing corrective actions and solutions.
• Participate in proposal preparation, project planning, budgeting support, and scope development.
• Coordinate with internal teams, contractors, vendors, clients, and regulatory agencies throughout project execution.
• Support project scheduling, forecasting, cost tracking, and resource planning activities.
• Mentor and provide technical guidance to engineers, designers, drafters, and field personnel.
• Support quality assurance and quality control initiatives.
• Assist with recruiting, onboarding, training, and development of engineering staff.
• Drive continuous improvement initiatives, engineering best practices, and technology enhancements.
Qualifications:
• Minimum 10 years of progressive engineering experience.
• Experience supporting industrial, infrastructure, construction, manufacturing, utility, or energy-related projects.
• Strong knowledge of LNG, RNG, natural gas transmission, and distribution systems preferred.
• Field, operations, commissioning, maintenance, or construction experience strongly preferred.
• Demonstrated leadership experience directing engineering teams and multidisciplinary project efforts.
• Experience developing project scopes, technical proposals, cost estimates, and project budgets.
• Strong problem-solving, organizational, communication, and project management skills.
• Ability to effectively communicate technical information to clients, stakeholders, and project teams.
• Valid driver's license required for project-related travel and field work.
Education/Certifications:
• Bachelor's Degree in Mechanical Engineering required.
• Master's Degree in Engineering, Business, or related field preferred.
• Professional Engineer (PE) License required.
Technical Skills:
• Microsoft Office Suite
• Advanced knowledge of mechanical engineering principles, methods, standards, and practices
Benefits:
Insurance (Medical, Dental, Vision), PTO, 401(k) Plan
Qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or genetic information.