Get to know our job
OUR JOB
Taking on a wide range of infrastructure projects with engineering expertise
Our job involves the installation and renovation of HVAC, plumbing, and electrical systems in office buildings and commercial facilities. We handle a wide range of projects, from large-scale to small- and medium-scale projects, primarily in the Tokyo metropolitan area.
HVAC, Plumbing, and Electrical Installation
New Installation and Renovation of HVAC, Plumbing, and Electrical Systems
In the Tokyo metropolitan area, where construction of various types of buildings is progressing at a rapid pace, demand for new installations of various systems is increasing. At the same time, the need to renovate aging systems is also growing, and our clients are increasingly looking to us to meet these needs. Our job is to take full responsibility for managing the installation of the various systems essential to these spaces.
- Main responsibilities - Construction work
- New installation, renovation, and repair of HVAC equipment, ducts, piping, and electrical systems
- New installation, expansion, and replacement of heating and cooling sources, air-handling units, fan coil units, etc.
- Inspection, adjustment, and repair of automatic control equipment, coatings, insulation, and piping leaks
- Comprehensive building, electrical, and plumbing work associated with various renovations
- Maintenance of chillers, boilers, cooling towers, piping, ducts, etc.

Tokyo Thermal’s Strengths
We are experts in HVAC, plumbing, electrical, and building services, providing comprehensive support from diagnosis to treatment. With technical expertise accumulated over more than 50 years, we not only install systems in new facilities but also upgrade existing facilities to new systems without disrupting their ongoing use. Our strength lies in our ability to serve our customers as an all-around partner capable of handling every aspect of facility construction.

Taking on Projects of All Sizes, from Large-Scale to Small and Medium-Sized
We take on a wide range of projects, from small to large. Our young and mid-career professionals, many of whom have developed strong technical skills and experience, play an active role in our company while valuing teamwork and collaboration on site. We work directly with building owners to propose solutions ranging from surveys and measurements to various types of construction work.
- Main Responsibilities - Surveys and Measurements
- Measurement of airflow, temperature and humidity, noise, vibration, static pressure, and electrical insulation
- Investigation of the causes of tenant complaints and proposals for solutions
- Investigation of corrosion and air pollution levels, and assessment of compliance with relevant laws and regulations

CAD-based design work and coordination with the construction site
Based on discussions with our clients, we propose construction plans tailored to their needs. We then create MEP design drawings using CAD. MEP design is essential for ensuring that equipment performs as intended and for creating comfortable spaces, while also taking into consideration safety, environmental impact, durability, and aesthetics. Our on-site and design teams work closely together to meet our customers’ needs.
- [Main Responsibilities]
- Preparation of Schematic, Design, and Construction Drawings
- Creation of 3D CAD Renderings
- Prompt Revisions through Collaboration between the Construction Site and Headquarters

Work Environment
Putting Your Qualifications, Skills, and Experience to Work
At our company, after a certain period following your hire, you will be assigned to various projects and work on site. To take charge of a project on site, you will need various qualifications related to facilities engineering. In addition to helping you obtain the necessary qualifications, our experienced mid-career engineers will provide you with appropriate guidance.
- [Main Professional Qualifications Held by Our Employees] As of December 1, 2024
- 1 Professional Engineer, 4 Building Mechanical and Electrical Engineers, 18 Level 1 Plumbing Construction Management Engineers, 7 Level 2 Plumbing Construction Management Engineers, 2 Level 1 Electrical Construction Management Engineers, 3 HVAC and Plumbing Engineers, 6 Fire Protection Equipment Engineers, 3 Level 1 Instrumentation Engineers, 1 Facilities Diagnostic Engineer, 3 Chief Water Supply Equipment Engineers, 1 Class A Chief Gas Engineer, 1 Supervisor for Installation of Gas-Consuming Appliance, and 1 Certified Engineer for Sewage Drainage Equipment Construction

Tokyo Thermal’s Service Area
Our headquarters is located in Shinagawa. We primarily handle projects in Tokyo, Chiba, Kanagawa, and Saitama. Field staff often go directly to and from worksites without stopping at the headquarters, while staff at the headquarters also perform CAD-based drawing work.

A day on the worksite
- 8:00
- Arrive at the job site (direct from home)
Individually review today’s work plan. - 8:10
- Morning Briefing
Share the day’s work plan with everyone, including members of subcontracting companies.
Do warm-up exercises. - 8:30
- Check documents and drawings.
- 12:00
- Lunch break
- 13:00
- Regular meeting
On-site inspection and check - 15:00
- Break
- 16:30
- Cleaning and tidying up
- 17:00
- Report to headquarters
Prepare for the next day
End of workday
