Mechanical Engineer III
EMCOR Group
Mechanical Engineer 3
Mechanical Engineer 3 is responsible for performing preventive maintenance, routine inspections, troubleshooting, and general repairs on commercial and industrial facility equipment in a safe, efficient, and professional manner. This role supports facility operations by maintaining building systems and equipment reliability while ensuring a safe and comfortable environment for building occupants.
The successful candidate is a strong communicator with excellent follow-through skills, capable of working independently and collaboratively while adhering to all safety, operational, and customer service standards. Mechanical Engineer 3 performs assigned maintenance tasks, documents work activities in the CMMS and assists in maintaining the overall appearance and functionality of the facility.
Essential Duties & Responsibilities
Preventive Maintenance & Inspections - Perform scheduled preventive maintenance (PM) activities on facility and building equipment in accordance with established procedures and manufacturer recommendations. Conduct routine "shift rounds" and inspections of facility systems and equipment to identify operational issues, safety concerns, and maintenance needs. Monitor and record equipment operating conditions including temperatures, pressures, vibration levels, flow rates, and other performance indicators. Identify potential equipment failures and report deficiencies to site leadership.
Equipment Maintenance & Repair - Troubleshoot and perform minor maintenance and repair work on commercial and industrial building systems and equipment. Assist senior technicians with more complex repairs and maintenance activities. Perform routine maintenance tasks including Filter replacements, Belt and hose inspections/replacements, Lubrication and greasing of equipment, Oil changes, Condenser and coil cleaning, Basic mechanical adjustments. Complete general building maintenance activities such as painting, patching, fixture repairs, and minor carpentry work. Perform basic plumbing repairs including faucet, valve, and drain maintenance. Assist with simple electrical repairs such as lighting maintenance, lamp replacement, and ballast replacement where permitted.
Customer Service & Communication - Communicate professionally and effectively with customers, facility occupants, vendors, and team members. Ensure customer requests are clearly understood and addressed appropriately. Provide updates regarding work status, anticipated completion times, and any operational impacts. Support a customer-focused environment by responding promptly and professionally to maintenance concerns.
Safety & Compliance - Strictly adhere to all company safety policies and procedures. Follow OSHA regulations, lockout/tagout procedures, permit requirements, and other workplace safety protocols.
Utilize required personal protective equipment (PPE) and maintain a safe working environment. Identify and report unsafe conditions, hazards, or compliance concerns. Participate in safety meetings and required training programs.
Vendor & Contractor Support - Assist with monitoring subcontractors performing facility services and maintenance activities. Provide guidance regarding site procedures, safety requirements, and work locations as directed by management. Verify work areas remain safe and organized during contractor activities.
General Facility Support - Support special projects, facility improvements, and operational initiatives as assigned. Maintain work areas, shops, and storage locations in a clean and organized condition.
Perform additional duties as assigned by the Site Manager, Facilities Manager, or other designated leadership.
Qualifications
Education
High School Diploma or equivalent required. Trade school, vocational training, technical certification, or related coursework preferred.
Business Experience
MA Refrigeration Journeyman License required. Valid driver's license required. Forklift, aerial lift, scissor lift, OSHA, or trade certifications are a plus.
Language Skills
Ability to read, understand, and interpret safety procedures, operating instructions, maintenance manuals, blueprints, diagrams, and work orders. Ability to prepare routine reports, maintenance documentation, and professional correspondence.
Ability to effectively communicate with customers, coworkers, and management. Ability to calculate measurements, percentages, proportions, area, circumference, and volume. Ability to apply basic algebraic and geometric concepts to maintenance and repair activities. Ability to solve practical problems involving multiple variables in environments with limited standardization.
Technical Qualifications & Skills
Basic understanding of commercial building systems and maintenance practices. Ability to use hand tools and small power tools safely and effectively. Ability to disassemble and reassemble basic building fixtures and equipment. Knowledge of basic plumbing, carpentry, and mechanical repair techniques. Ability to perform routine maintenance and corrective repairs on building systems and equipment. Ability to safely operate forklifts, scissor lifts, aerial lifts, and similar equipment after training and certification. Proficiency with computers, mobile devices, tablets, email systems, and CMMS software. Ability to learn and apply manufacturer maintenance procedures and facility operating standards.
Physical Demands
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
While performing the duties of this job, the employee is frequently required to stand; walk; sit; use hands to finger, handle, or feel; reach with hands and arms and talk or hear. The employee is occasionally required to climb or balance; stoop, kneel, crouch, or crawl and taste or smell. The employee must occasionally lift and/or move up to 50 pounds. Specific vision abilities required by this job include ability to adjust focus.
Work Environment
The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
While performing the duties of this Job, the employee is occasionally exposed to moving mechanical parts; high, precarious places; fumes or airborne particles; toxic or caustic chemicals; outside weather conditions; extreme cold; extreme heat; risk of electrical shock; explosives; risk of radiation and vibration.
The noise level in the work environment is usually moderate.
Equal Opportunity Employer
As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled
Affirmative Action Policy
Please review our Affirmative Action Policy.
Notice to Prospective Employees
Notice to prospective employees: There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companies list open positions here. Please check our available positions to confirm that a post or email is genuine. EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR's normal application process – it is probably fraudulent.
Geographic Disclosure
#EFS
$110k - $125k
...service across the biopharmaceutical and clinical markets. Job Summary: Nova Biomedical is seeking a Manufacturing Mechanical Engineer III to provide technical floor support to reagent, sensor, and tubing manufacturing operations at the Waltham, MA facility. This...SuggestedHourly payWork at officeFlexible hours- ...square feet of facilities space for the nation’s leading organizations. We provide comprehensive facility services ranging from mechanical maintenance and self-performed, site-based operations to energy-efficiency upgrades and supplier-managed interior/exterior maintenance...SuggestedFull timeFor contractorsFor subcontractorWork at officeShift work
$120k - $180k
...Summary ATP is building a core team of engineers to work alongside our Process and... ...rigorously. Key Responsibilities Own the mechanical design and development of subsystem-... ...permanent residents (green card holders), (iii) refugees under 8 U.S.C. § 1157, or (iv)...SuggestedPermanent employment$70k - $90k
...and you can be part of that team. JOB SUMMARY Genezen is hiring for an Automation Engineer in our Lexington, MA office. The position will be hired as an Engineer I, II or III dependent on experience level of the successful candidate. The Automation Engineer is responsible...SuggestedLive inWork at officeVisa sponsorship$28 - $31 per hour
...where all people can thrive. Position Description Under the direction of the Service Maintenance Manager, the Service Technician III is responsible for promptly responding to all service requests, apartment turnover preparation and the preservation and maintenance...SuggestedFor contractorsWork at officeWeekend work$105k - $130k
...functional teams, and interacts extensively with other departments within Genezen, including Process Development, Manufacturing, Engineering, Quality, and Regulatory Affair etc.. JOB RESPONSIBILITIES Supports downstream processing unit operations for process implementation...Live inVisa sponsorshipFlexible hours- ...position supports Department of State Worldwide Protective Services III (WPS III) Task Orders (TO) in austere environments.... ...minimum must possess three (3) of the certifications listed below: Engine repair Automatic transmission/transaxle Manual drivetrain...WorldwideOverseasLong distance
- ...Overview A client I'm working with is seeking a motivated and detail‑oriented Quality Assurance Engineer III to join their team in supporting the development, manufacture, and ongoing reliability of our medical device products. In this role, you will help ensure that...
$90k - $150k
...and highly producible ships that can serve multiple missions on the open ocean. Role Summary We are seeking a Mechanical Engineer to design, build, and validate the core hardware systems that enable highly reliable autonomy systems at sea. Responsibilities...Temporary workVisa sponsorship- ...Product Development is a top innovator in product design and engineering for global manufacturability. Acorn has offices in Silicon Valley... ...to meet project objectives. Identify and perform mechanical engineering analyses. Collaborate with ID/UX teams to produce...Work at office
- ...leading research from Harvard University and our team is backed by prominent venture capital investors. We are looking for a Mechanical Engineer to join our growing technical team and work to scale our technology. As a key member of our team, you will make a...Visa sponsorship
$90k - $160k
...Founded in 1975, BR+A Consulting Engineers maintains a total staff of over 500 employees located at our main office in Boston and branch... .... BR+A provides state-of-the-art integrated and coordinated mechanical, electrical, plumbing and fire protection consulting engineering...Full timeFor contractorsWork at office$135k - $180k
...Senior Staff Mechanical Engineer - Atlas Actuation Technology We are looking for a Senior Staff Mechanical Engineer to lead the transition of high-performance Actuator Products from architecture to robust, mass-production hardware on next-generation humanoid robotic...- ...Aerospace is seeking a Senior Electrical Engineer to contribute to the development and implementation... ...with electrical, embedded software, GNC, mechanical, and test engineers to develop systems... ...systems.Our Electrical Engineer Level III/IV will be based in our Boston office in...Full timeWork at office
- ...Overview The Validation Engineer III will serve as a key member of the validation team, providing expert-level support to ensure facility equipment, utilities, processes, instrumentation, and computerized systems are qualified and maintained in a validated state in compliance...For contractorsWork at office
- ...our residents in terms of race, ethnicity, income levels, and need for supportive services. GENERAL SUMMARY The Maintenance Mechanic III (MM III) will be responsible for the efficient operation, maintenance, security, and administration of the physical facilities...Temporary workFor contractorsWork at officeImmediate start
- ...and curriculum. JOB SUMMARY The Maintenance Technician III plays a critical role in ensuring the safe, efficient, and reliable... ...or technical training in HVAC, electrical, plumbing, or mechanical systems. Journeyman or Master-level licenses in relevant trades...Hourly payFor contractorsLocal areaRemote workFlexible hoursShift work
- ...prides itself on providing outstanding customer service. Zaiput is currently seeking candidates to apply for a full-time Mechanical Development Engineer position to play an important role in the development of a new product line. The ideal candidate will be committed to...Full time
- ...Corporation. Read more. Job Description The incumbent will design mechanical systems as part of the development of new products related to... ...Responsibilities Support and mentor junior mechanical engineers; Collaborate with various stakeholders to resolve inter-...Work experience placementRemote workWorldwide
$115k - $130k
...Boston Engineering is a technology-driven consulting firm that provides innovative engineering solutions to commercial and government... ...innovative product development engineering company, seeks a Senior Mechanical Engineer fluent in all aspects of the product development...Permanent employmentFull timeRelocationRelocation package$135k - $175k
...CCI Facility Support Services, LLC is currently seeking a Senior Engineer with experience, formal education, and training in Mechanical engineering . The Senior Mechanical Engineer will provide comprehensive, on-site construction oversight to ensure all contractor activities...Contract workFor contractorsLocal area$99k - $110k
...Engineering Trainer – Commercial HVAC Applications The Engineering Trainer – Commercial HVAC Applications will be a key member of the... ...US and Canada. Preferred Qualifications Bachelor's degree in Mechanical Engineering, Mechanical Engineering Technology, or a related...For contractorsWork at officeLocal areaFlexible hours- ...Knowledgeable of construction administration responsibilities including submittal review, RFI responses, performing site visits and writing field reports AutoCAD proficient; Revit experience is a plus! Bachelors in Mechanical Engineering, EIT or P.E. license preferred...For contractors
$135k
...About the Role Entensiv is looking for a Senior Building Automation Service Engineer to join our growing team. This is a hands-on technical role for an experienced BAS professional who thrives on solving complex system challenges, building strong client relationships,...Full timeWork at officeFlexible hours- ...Mechanical Engineer - Plumbing Our Mechanical Engineering team is looking to add an experienced team member to our group of talented engineers... ...from concept through construction. The Mechanical Engineer III serves as a technical contributor and emerging mentor,...Work at officeWork from homeFlexible hours
$26 - $29 per hour
...local communities. Responsibilities: Maintenance Technician III - Velo Forest Hills Apartment Homes (a premier class A 250-... ...Maintenance, Technician, HVAC, Makeready, Facilities, Building Engineer #MT Location : City: Boston Location : State/Province: MAHourly payFull timeLocal areaMonday to FridayFlexible hoursDay shift$105.99k - $145.74k
...manufacturing processes. This role provides controls and electrical engineering expertise to improve product, process, and equipment... ...Bachelors in Electrical Engineering , Computer Science , Mechanical Engineering /, or Electrical/Electronics Engineering Technology...Full timeTemporary workNight shiftWeekend work- ...patients who could benefit from chronic mechanical circulatory support. The initiation of our... ...to the Senior Manager, Hardware Engineering, the Staff/Principal Mechanical Engineer... ...development, and advancement of complex Class III implantable medical devices and supporting...
- Cambridge An established European industrial refrigeration manufacturer, this company provides advanced, energy-efficient cooling solutions and service support across the UK. Focused on sustainability and the use of natural refrigerants like ammonia, they offer bespoke...
- ...Job Description Job Description We are a product engineering services company for leading companies around the globe. We embrace... ...and cost-effective products to market. We are looking for Mechanical Engineer (contractors) to work with our team in Waltham, MA....For contractorsLocal area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Mechanical Engineer III. Be the first to apply!



