NewElectrical Technician NucorElectrical TechnicianGhent, KYExperience is preferred in the following: CMMS systems, AC/DC drives and motors, digital and analog electronics, schematics, print reading, control circuits, computers/PLC and test instruments, power supplies, power distribution, 480V systems, NFPA70E, construction/installation, mechanical maintenance knowledge/experience, and crane maintenance experience. Electrical Technicians will work with motors, digital and analog electronics, schematics, print reading and control circuits, AC/DC theory and electrical maintenance, computers/PLC and test instruments, power supplies, power distribution and construction/installation, and mechanical and hand/power tools as it relates to manufacturing equipment.
NewLead HVAC Service Technician Feldkamp EnterprisesLead HVAC Service TechnicianCincinnati, OH$40–$50This role requires a strong knowledge set of commercial HVAC/R and the ability to work independently to effectively troubleshoot in multiple types of settings. Feldkamp Enterprises, a Marsden Holding Company, is seeking a highly skilled Lead HVAC Service Technician to join our team.
NewHVAC Technician Kings IslandHVAC TechnicianMason, OHThe HVAC Technician is responsible for the installation, maintenance, troubleshooting, and repair of commercial and industrial HVAC systems throughout the park to ensure a safe, comfortable, and operational environment for guests and associates. See Cedar Fair Terms & Conditions at https://www.sixflags.com/terms-of-use and Privacy Policy at https://www.sixflags.com/privacy-policy and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions.
NewDirect Hire - Operations Support Technician #26-14876 US Tech Solutions, Inc.Direct Hire - Operations Support Technician #26-14876Florence, KYThe Operations Support Technician identifies opportunities to improve service delivery, and provides technical assistance, customer preventative maintenance (PM ) service, on-site customer warranty work, equipment start-up for larger sifter equipment and other major installations as needed. Responsibilities:Demonstrates knowledge and ability to rebuild and maintain centrifuge RTA’s as part of SWECO’s centrifuge RTA rebuild program, along with all SWECO equipment, and maintains field test equipment.
NewHVAC Technician E V Bishoff CompanyHVAC TechnicianCincinnati, OHThe selected candidate will be responsible for executing daily work orders, performing comprehensive preventative maintenance, and managing new equipment installations. The ideal candidate brings a strong background in commercial systems, excellence in troubleshooting, and a dedication to a safe work environment.
NewHVAC Field Service Technician- Cincinnati, OH / Tri-State Area TDG Facilities, LLCHVAC Field Service Technician- Cincinnati, OH / Tri-State AreaSharonville, OH$28–$32 / hourHVAC Field Service Technician , Full-Time, Cincinnati, Ohio (Cincinnati, Northern Kentucky, Dayton, Tri-State Region Ohio / Kentucky / Indiana) Join Our Team at tdgFacilities! Do you thrive in a dynamic, hands-on role where your skills make a real impact? tdgFacilities is seeking a full-time Commercial HVAC Field Service Technician to join our dynamic team.
NewSenior Commercial HVAC Technician TDG Facilities, LLCSenior Commercial HVAC TechnicianSharonville, OH$28–$42 / hourESSENTIAL DUTIES AND RESPONSIBILITIES OF A SENIOR HVAC TECHNICIAN: Maintain/Diagnose/Repair a variety of climate control chillers, boilers, and commercial refrigeration systems Work on VRF systems, VAV Boxes, Split Systems, Cooling towers, AHUs & MHUs, BAS Controls, and other commercial systems Ability to lead a team through commercial HVAC installations of varying sizes and complexity Safely utilize equipment following appropriate protocols and procedures Keep accurate records of service visits, maintenance tasks, and equipment installations Maintain truck stock and inventory within company guidelines Develop and maintain client relationships Participate in client meetings when required Utilize mobile technology for efficient communication and real-time reporting Actively interface with a work order management system Stay current on industry trends, new technologies, and best practices in HVAC systems Other tasks as assigned QUALIFICATIONS OF A SENIOR HVAC TECHNICIAN: 7 years of HVAC experience 3 years of chiller experience. Do you thrive in a dynamic, hands-on role where your skills make a real impact? tdgFacilities is seeking a highly skilled and experienced full-time Senior Mobile HVAC Technician with a focus on Chillers/Boilers and Hydronics to join our dynamic team.
Maintenance Technician - Dayshift Alpla Inc.Maintenance Technician - DayshiftFlorence, KYp>• Performs predictive maintenance: -Utilize predictive maintenance methodologies, such as condition monitoring and diagnostic tools, to identify potential issues before they lead to downtime to production disruptions. -Employ specialized technical knowledge to perform predictive maintenance tasks, including assessing equipment health, analyzing data trends, and planning maintenance actions accordingly.
Maintenance Technician - 2nd Shift Floater Alpla Inc.Maintenance Technician - 2nd Shift FloaterFlorence, KYp>• Performs predictive maintenance: -Utilize predictive maintenance methodologies, such as condition monitoring and diagnostic tools, to identify potential issues before they lead to downtime to production disruptions. -Employ specialized technical knowledge to perform predictive maintenance tasks, including assessing equipment health, analyzing data trends, and planning maintenance actions accordingly.
NewHVAC/R Foreman / Commercial Installer Davron LLCHVAC/R Foreman / Commercial InstallerBurlington, KYHVAC FOREMAN / COMMERCIAL INSTALLER | COMMERCIAL HVAC INSTALLER | HVAC FOREMAN | HVAC INSTALLATION TECHNICIAN | COMMERCIAL HVAC | RTUS | REFRIGERATION | WALK-IN COOLERS | WALK-IN FREEZERS | NEW CONSTRUCTION | JOURNEYMAN LICENSE | BLUEPRINTS. A respected commercial HVAC contractor serving the Northern Kentucky, Cincinnati, Lexington, and surrounding regional markets is seeking a hands-on HVAC/R Foreman / Commercial Installer to lead commercial new construction installation projects.
Field Installation Technician - Oklahoma Cleaning Technologies Group, LLCField Installation Technician - OklahomaCincinnati, OHp>In this role, you'll combine mechanical expertise, technical troubleshooting, customer interaction, and teamwork to deliver exceptional installation experiences for some of the nation's leading healthcare and higher education organizations. Join our Cortex Installation team as a Field Installation Technician and play a critical role in deploying innovative Cintas apparel dispensing systems across the United States.
HVAC Installation Technician IES Holdings IncHVAC Installation TechnicianCincinnati, OHAssist in the installation of HVAC systems, including furnaces, air conditioners, heat pumps, ductwork, thermostats, and related components • Support senior technicians with jobsite setup, material handling, and equipment staging • Follow installation plans, manufacturer specifications, and company procedures • Perform basic measurements, cutting, and material assembly as instructed • Maintain a clean, organized, and safe work environment • Properly use, maintain, and care for tools, equipment, and company vehicles • Learn and follow local building codes, safety regulations, and HVAC best practices • Communicate professionally with team members and, when appropriate, customers. • Ability to lift, carry, push, or pull up to 50 lbs, with or without assistance • Ability to stand, walk, kneel, crouch, crawl, and climb ladders for extended periods • Ability to work in confined spaces, including attics, basements, crawlspaces, and rooftops • Manual dexterity to safely operate tools and handle small components • Visual and auditory ability to safely perform installation tasks and identify hazards • Ability to safely operate and drive a vehicle.
NewField Installation Technician - Oklahoma Cleaning Technologies GroupField Installation Technician - OklahomaCincinnati, OhioIn this role, you’ll combine mechanical expertise, technical troubleshooting, customer interaction, and teamwork to deliver exceptional installation experiences for some of the nation’s leading healthcare and higher education organizations. Job Title: Field Installation TechnicianDivision: CortexDepartment: Cortex InstallationReports to: Installation Service ManagerExemption Classification: Hourly, Non-exempt**Candidates must be located in Oklahoma**.
Installation Technician II Radiant TechnologyInstallation Technician IICincinnati, OHFull timeRadiant Technology is seeking an Installation Technician II who will perform installations for customer projects including AV equipment and related electronic system component installations, rack fabrication and wiring, layout for all equipment and fabrication as needed, cable pulls and cable terminations. Perform installation tasks for audio visual projects including pulling cable, installing connectors, mounting product, cable terminations, speaker and microphone installations, rack installations and fabrication as needed.
DDC Controls Installation Technician Ameresco IncDDC Controls Installation TechnicianOH$23.08–$33.89 / hourAt Ameresco, we show the way by developing, constructing and operating tailored smart energy efficiency solutions, distributed energy resources, and infrastructure upgrades that drive cost savings, resilience, decarbonization, and innovation. Ameresco, Inc. (NYSE:AMRC) is a leading energy solutions provider dedicated to helping customers reduce costs, enhance resilience, and decarbonize to net zero in the global energy transition.
Hydraulic Hose Assembly and Installation Technician PIRTEK MasonHydraulic Hose Assembly and Installation TechnicianMiddletown, OhioCarry out service calls in the local area, both indoor and outdoor environments· Identify and remove faulty hoses and/ or hose assemblies, install the new replacement to service the needs of a diverse customer base· Develop relationships with new and existing customers· Maintain van and equipment· Ensure customer satisfaction by resolving issues on site when possible· Participate in the rotating On-Call schedule (with increased incentive pay)· Performs other related duties as assigned. As a PIRTEK Hose Assembly and Installation Technician, you will operate out of a PIRTEK Service & Supply Center in a purpose-built mobile hose workshop/van and carry out service calls in the local area, providing the opportunity to develop relationships with new and existing customers.
HVAC Installation Technician IES Residential, Inc.HVAC Installation TechnicianCincinnati, OhioLicense Required: Yes Job Locations: US-OH-Cincinnati Company Overview: IES Residential, Inc. is one of the nation's largest and most respected electrical, plumbing, HVAC, solar, and cable solutions providers for single-family homes and multi-family complexes since 1973. IES is a national provider of industrial products and infrastructure services to a variety of end markets, including electrical, mechanical and communications contracting solutions for the commercial, industrial, residential and renewable energy markets.
Glazier Subcontractor 1099 Glass Installation Technician The Glass Guru of South CincinnatiGlazier Subcontractor 1099 Glass Installation TechnicianWilder, KY$22–$26 / hourCommunicate with relevant team members regarding any incomplete work, ensuring that any new materials are ordered, the cause of the incomplete work, and update customer on why work was not completed that day. If it's not possible to safely perform a quality service or installation on the date promised, effectively note all issues, and required materials necessary to complete the installation to the customer’s satisfaction at a later date.
Glazier / Glass Installation Technician The Glass Guru of South CincinnatiGlazier / Glass Installation TechnicianCincinnati, OH$22–$27 / hourCommunicate with relevant team members regarding any incomplete work, ensuring that any new materials are ordered, the cause of the incomplete work, and update customer on why work was not completed that day. If it's not possible to safely perform a quality service or installation on the date promised, effectively note all issues, and required materials necessary to complete the installation to the customer’s satisfaction at a later date.
Glazier / Glass Installation Technician The Glass GuruGlazier / Glass Installation TechnicianCincinnati, OhioCommunicate with relevant team members regarding any incomplete work, ensuring that any new materials are ordered, the cause of the incomplete work, and update customer on why work was not completed that day. If it's not possible to safely perform a quality service or installation on the date promised, effectively note all issues, and required materials necessary to complete the installation to the customer’s satisfaction at a later date.
Glazier Subcontractor 1099 Glass Installation Technician The Glass GuruGlazier Subcontractor 1099 Glass Installation TechnicianWilder, KentuckyCommunicate with relevant team members regarding any incomplete work, ensuring that any new materials are ordered, the cause of the incomplete work, and update customer on why work was not completed that day. If it's not possible to safely perform a quality service or installation on the date promised, effectively note all issues, and required materials necessary to complete the installation to the customer’s satisfaction at a later date.
Installation Technician I Radiant TechnologyInstallation Technician ICincinnati, OHFull timeYou will work with a team to install direct-view LED video walls, integrated conference rooms, and collaborative technology environments. As an Audio-Visual Installation Technician I, you will play a hands-on role in building and installing advanced AV systems.
Auto Glass Installation Technician Trainee Safelite Group, Inc.Auto Glass Installation Technician TraineeFlorence, KYBe paid to learn and apprentice the Safelite way, through hands-on and classroom training, including: Observing and assisting in installing and repairing auto glass. Study and pass testing to become a Safelite-certified Technician showing proficiency in installations, embracing a positive attitude and following taught techniques.
Radon Installation Technician SWAT EnvironmentalRadon Installation TechnicianFlorence, KentuckyWe are looking to give “paid” training & certification to those with hands-on experience in the following fields: (such as a Maintenance Techs • Plumbers/Pipe Fitters • Construction & Day Laborers • Roofers • HVAC Techs • Electricians, Carpenters • Handyman • Journeyman • Apprentices • Pest Control • Remodelers • Framers • Concrete/Brick Layers • Cell Tower Techs, etc.) who are looking for a career that enhances your skill sets. As the nation’s leading radon mitigation company, SWAT Environmental is committed to creating healthier homes by reducing radon in homes – the #1 cause of lung cancer among non-smokers.
Appliance Delivery & Installation Associate Redkey ExpressAppliance Delivery & Installation AssociateCincinnati, OHFull timeAbility to deliver “white glove service” to customers. You solve problems, lead by example, and others on the team look to you for answers.
Installation Manager Fives DyAG CorpInstallation ManagerHebron, KYThe High Precision Machines (HPM) Division specializes in the design, manufacturing, installation, and lifecycle support of high-performance CNC machine tools, metal cutting systems, and automated manufacturing solutions serving industries such as automotive, aerospace, defense, energy, and heavy equipment. Your role will be to: Project Leadership & ExecutionManage installation projects across the full lifecycle, including pre-order planning, execution, schedule management, cost control, and final acceptance.
Installation Manager FivesInstallation ManagerHebron, KYThe High Precision Machines (HPM) Division specializes in the design, manufacturing, installation, and lifecycle support of high-performance CNC machine tools, metal cutting systems, and automated manufacturing solutions serving industries such as automotive, aerospace, defense, energy, and heavy equipment. This role is responsible for end-to-end coordination and execution of large-scale machine tool installation projects, serving as the critical bridge between project management, engineering, and field execution teams.
Hydraulic Hose Install Technician PIRTEK MasonHydraulic Hose Install TechnicianLoveland, OhioCarry out service calls in the local area, both indoor and outdoor environments· Identify and remove faulty hoses and/ or hose assemblies, install the new replacement to service the needs of a diverse customer base· Develop relationships with new and existing customers· Maintain van and equipment· Ensure customer satisfaction by resolving issues on site when possible· Participate in the rotating On-Call schedule (with increased incentive pay)· Performs other related duties as assigned. As a PIRTEK Hydraulic Hose Installation Technician, you will operate out of a PIRTEK Service & Supply Center in a purpose-built mobile hose workshop/van and carry out service calls in the local area, providing the opportunity to develop relationships with new and existing customers.
Construction Technician - Laborer (27774403) Azuria Water SolutionsConstruction Technician - Laborer (27774403)Mason, OHThe starting pay is at an hourly rate, and the average Construction Technician can expect to earn up to $75,000 per year in total (includes starting hourly rate, overtime, per diem, and any adjusted prevailing hourly rate when working on government projects). We are currently offering a limited-time sign-on bonus of $4,000 for new hires with a valid CDL license, and sign-on bonuses for new hires without a current CDL license are also available at a reduced amount.
Construction Technician - Laborer Azuria Water SolutionsConstruction Technician - LaborerMason, OH$20–$24 / hourWe are currently offering a limited-time sign-on bonus of $4,000 for new hires with a valid CDL license, and sign-on bonuses for new hires without a current CDL license are also available at a reduced amount. As a Construction Technician / Laborer, you will be responsible for the installation of cured-in-place pipe (CIPP) for various municipal, industrial, storm, and sewer line rehab and repair projects.
Senior Service Technician EnerviseSenior Service TechnicianCincinnati, OhioInterest, initiative and ability to be trained in low-key point-of-service sales techniques, including developing sales leads, sales of unit replacements, add-on units, IAQ services, and service contracts. Good oral and reading skills, including the ability to read and apply manufacturers' instructions and to clearly communicate with residential, commercial and industrial customers, suppliers, and all Enervise employees.
Data Center Technician - Level I through Level IV SRI TelecomData Center Technician - Level I through Level IVCincinnati, OH$21–$40 / hourFull timeSRI is hiring skilled Integration Technicians experienced in ISP / Central Office / Headend / Data Center network facilities to support the deployment and maintenance of high-performance network environments across the nation. In the fast-paced world of digital infrastructure, SRI leverages over 25 years of experience to help organizations deploy, integrate, and maintain cutting-edge data center environments.
Alarm Technician - Cincinnati, OH Guardian AlarmAlarm Technician - Cincinnati, OHCincinnati, OHAlarm Technicians will install monitored alarm and camera systems, in residential customers homes. These professionals possess a team player mentality, customer-focused driven, and have a CLEAN driving record.
Field Technician Level 1 Adex CorporationField Technician Level 1Cincinnati, OH$22–$22 / hourPosition involves performing basic, often supervised, installation and maintenance tasks in telecommunications central offices, focusing on the physical aspects like running cables, racking equipment, and initial site preparation. This level requires familiarity with basic tools and equipment, the ability to work under direction, perform continuity testing, maintain clean work areas, and adhere to safety procedures.
Field Technician Level 2 Adex CorporationField Technician Level 2Cincinnati, OH$28–$28 / hourRegional Travel RequiredField Technician Level 2. Job Description: A senior-level telecommunications professional responsible for leading complex installations, maintenance, and decommissioning of telecommunications infrastructure, such as in Central Offices, data centers, and other network environments. Testing and Troubleshooting: Conduct optical, power, and network element testing, using tools like OTDR and BER testers, and troubleshoot issues independently.
Field Technician Level 3 Adex CorporationField Technician Level 3Cincinnati, OH$29–$29 / hourField Technician Level 3. Job Description: A senior-level telecommunications professional responsible for leading complex installations, maintenance, and decommissioning of telecommunications infrastructure, such as in Central Offices, data centers, and other network environments. Testing and Troubleshooting: Conduct optical, power, and network element testing, using tools like OTDR and BER testers, and troubleshoot issues independently.
NewCNC Machine Tool Reliability Technician Regal RexnordCNC Machine Tool Reliability TechnicianFlorence, KYProject scope: perform mechanical, electrical, and hydraulic work on new equipment and machine rebuilds, including installation and documentation of hydraulics, pneumatics, PLC wiring/programming, and mechanical systems. Documentation: create, read, modify, and mark up blueprints, sheet metal drawings, hydraulic/pneumatic/electrical schematics, PLC wiring diagrams, PLC programs, and circuit diagrams.
Lead Boiler Service Technician Teema GroupLead Boiler Service TechnicianCincinnati, OH$100,000–$120,000Technical Execution: Perform startup, inspection, maintenance, and repair of steam/hot water boilers, combustion systems, controls, and auxiliary equipment (deaerators, feedwater tanks, water softeners, etc.). Leadership & Mentorship: Lead, mentor, and oversee the work of field service technicians, ensuring jobs are completed accurately and on schedule.
Emergency Bldg Maint Technician, IUOE, Full Time, Varied Shifts UC HealthEmergency Bldg Maint Technician, IUOE, Full Time, Varied ShiftsCincinnati, OHInterprets prints, manuals, diagrams, facility site drawings to determine layout, location, parts, and supplies needed to complete assigned work orders/tasks in an efficient, safe and timely manner. Assumes responsibility to represent hospital maintenance, and documents all emergency calls, inspects and corrects system problems in a timely manner, directing all uncorrected calls to both the relief shift and his/her supervisor.
Emergency Bldg Maint. Technician, IUOE, Full Time, Varied Shifts, UC HealthEmergency Bldg Maint. Technician, IUOE, Full Time, Varied Shifts,Cincinnati, OHInterprets prints, manuals, diagrams, facility site drawings to determine layout, location, parts, and supplies needed to complete assigned work orders/tasks in an efficient, safe and timely manner. Assumes responsibility to represent hospital maintenance, and documents all emergency calls, inspects and corrects system problems in a timely manner, directing all uncorrected calls to both the relief shift and his/her supervisor.
Service Technician - Veterinary Patterson Dental SupplyService Technician - VeterinaryCincinnati, MinnesotaInspect pre-installed products for any defects or damages, as well as conducting final post-installation inspections for proper operation or additional damage; ensure all manufacturer, Federal, and State regulations are met. Independently respond to assigned customer service calls; diagnose problems and safely remove, modify, repair, and install all core veterinary equipment with minimal supervision.
Apartment HVAC Maintenance Technician InterSolutionsApartment HVAC Maintenance TechnicianLoveland, OH$21–$24 / hourPrimary Responsibilities Include: Accurately complete service tickets and log all assigned work orders in a timely manner. The apartment maintenance team is responsible for completing service requests under the direction of the maintenance supervisor or property manager.
Fire Extinguisher & Kitchen Fire Suppression Technician Elite Fire ServicesFire Extinguisher & Kitchen Fire Suppression TechnicianBlanchester, OHFull timeWith locations in Columbus and Blanchester, Elite Fire delivers end‑to‑end services including inspection, testing, maintenance, repair, and installation of fire alarms, fire extinguishers, sprinkler systems, fire pumps, emergency and exit lighting, backflow prevention, and commercial kitchen and hood suppression systems. Elite Fire Services is an affiliated company of Guardian Fire Protection and trusted provider of comprehensive fire protection and life safety solutions, proudly serving businesses in the Columbus and Cincinnati regions of Ohio for more than 30 years.
Industrial Maintenance Technician III - Bottling Manpower EngineeringIndustrial Maintenance Technician III - BottlingCincinnati, OH$32–$40 / hourFull timep>We are seeking an experienced Industrial Maintenance Technician III to support a fast-paced bottling and packaging operation. This role plays a critical part in ensuring equipment reliability, production efficiency, and continuous improvement within a growing manufacturing facility.
NewField Service Technician - (Powder Metal Machines) ManpowerField Service Technician - (Powder Metal Machines)Cincinnati, OH$29–$40 / hourFull timep>ManpowerGroup® (NYSE: MAN), the leading global workforce solutions company, helps organizations transform in a fast-changing world of work by sourcing, assessing, developing, and managing the talent that enables them to win. We are recognized consistently for our diversity - as a best place to work for Women, Inclusion, Equality and Disability and in 2022 ManpowerGroup was named one of the World's Most Ethical Companies for the 13th year - all confirming our position as the brand of choice for in-demand talent.
Industrial Maintenance Technician III - South Terminal Manpower EngineeringIndustrial Maintenance Technician III - South TerminalCincinnati, OH$32–$40 / hourFull timeThis role is ideal for a skilled maintenance professional who enjoys troubleshooting complex equipment, working across multiple systems, and making a direct impact on plant reliability and operational performance. We are seeking an experienced Industrial Maintenance Technician III to support a highly automated chemical processing and packaging operation in Cincinnati, Ohio.
Field Service Mechanical Technician Maverick Group US LLCField Service Mechanical TechnicianHamilton, OHThis hands-on role focuses on the mechanical installation, assembly, alignment, commissioning, startup, troubleshooting, and optimization of robotic systems, automation cells, conveyors, and high-speed converting machinery at customer sites across North America. 3+ years of field service, machine building, automation installation, commissioning, or industrial maintenance experience (commissioning/startup experience preferred over pure maintenance).
Service Technician - Veterinary Patterson Companies IncService Technician - VeterinaryCincinnati, OH$27.79–$36.12 / hourInspect pre-installed products for any defects or damages, as well as conducting final post-installation inspections for proper operation or additional damage; ensure all manufacturer, Federal, and State regulations are met. Independently respond to assigned customer service calls; diagnose problems and safely remove, modify, repair, and install all core veterinary equipment with minimal supervision.
Senior IT Service Desk Technician - Cincinnati, OH Messer Construction CoSenior IT Service Desk Technician - Cincinnati, OHCincinnati, OHFounded in 1932, Messer's footprint has grown to eleven regional offices located across the Midwest and Southeast: Greenville, South Carolina; Charlotte and Raleigh, North Carolina; Columbus, Cincinnati, and Dayton Ohio; Louisville and Lexington Kentucky; Indianapolis, Indiana; and Knoxville & Nashville, Tennessee. An employee-owned company, Messer builds better lives for its customers, communities, and employees, and delivers value through quality construction and client experiences.
Maintenance Technician Regal Rexnord CorpMaintenance TechnicianFlorence, KYThe Company's end markets benefit from meaningful secular demand tailwinds, and include factory automation, food & beverage, aerospace, medical, data center, warehouse, alternative energy, residential and commercial buildings, general industrial, construction, metals and mining, and agriculture. Purpose of Position: Diagnoses both mechanical and electrical issues, Repairs and maintains machinery and mechanical equipment using testing instruments, hand and power tools and precision-measuring instruments.