From the machine floor to the plant manager's office, Japan's factories run on precise, measurable work. This page maps sixteen role types across operations, quality, maintenance, engineering and planning, so you can find the openings that actually match your background before you apply.
Japan's industrial base still runs on precision, documented process and continuous improvement — kaizen isn't a buzzword on the factory floor, it's a daily habit. That makes manufacturing one of the more transparent career paths available: performance is usually visible in defect rates, uptime figures and cycle times rather than left to guesswork.
This page is organised so you can move quickly from "what's out there" to "what fits me." Scan the latest openings, check where your background lines up in the sixteen role profiles below, compare pay bands, then look at which city clusters around your specialisation before you apply.
Profiles describe the actual daily work, so you can match your experience even when employers use different job titles for the same role.
One salary table across all sixteen roles, instead of scattered figures buried in individual listings.
Each hiring hub is described by what it actually manufactures, not generic "great city to work in" copy.
Jump links and a sticky sub-nav keep long content scannable on both desktop and mobile.
A cross-section of current openings by level — from floor operations through to engineering and planning.
Precision components, automotive supply
Set up and run CNC lathes and mills against tight tolerances, complete first-piece and in-process checks, and log cycle-time data for the shift lead.
Indicative pay: JPY 3.3M–5.0M / year
Structural steel and chassis fabrication
Perform MIG/TIG welds to spec drawings, inspect weld seams for porosity and distortion, and maintain equipment between production runs.
Indicative pay: JPY 3.8M–5.9M / year
PCB and small-device assembly
Assemble and solder components onto circuit boards under a microscope station, following IPC standards and ESD handling procedures.
Indicative pay: JPY 3.2M–4.8M / year
Incoming and outgoing goods inspection
Run dimensional and functional checks against spec sheets, log non-conformances, and coordinate corrective actions with the line supervisor.
Indicative pay: JPY 3.6M–5.6M / year
Preventive maintenance, plant reliability
Carry out scheduled PM rounds, respond to unplanned stoppages, and keep asset logs current for the reliability team.
Indicative pay: JPY 4.0M–6.4M / year
High-volume assembly line leadership
Own shift output against target, resolve line stoppages in real time, and hold operators accountable to safety and quality standards.
Indicative pay: JPY 4.8M–7.2M / year
Line balancing and process improvement
Analyse bottlenecks with time studies, design tooling and fixture changes, and pilot improvements before rolling them out plant-wide.
Indicative pay: JPY 5.5M–8.5M / year
Finished-goods packing and dispatch
Pack, label and stage finished goods for outbound shipment, track lot numbers, and support cycle counts during inventory checks.
Indicative pay: JPY 2.9M–4.4M / year
Titles vary by employer — use the description, not the label, to judge fit.
Owns everything under one roof: output, cost, safety compliance, workforce planning and long-term capital decisions for the facility.
Sits between supervisors and the plant manager — accountable for output, labour scheduling and delivery performance across multiple lines.
Improves how the line runs — tooling, fixtures, cycle time and automation feasibility — rather than running it day to day.
Studies workflow and layout across the plant to cut waste and balance workload between stations and shifts.
Turns sales forecasts into a workable schedule, chases material shortages and keeps output aligned with delivery promises.
Runs a shift day to day — staffing, output targets, first-line troubleshooting and enforcing safety and quality standards.
Runs safety audits, investigates incidents and keeps the plant compliant with labour and environmental regulation.
Builds and repairs the dies, jigs and moulds that production tooling depends on — precision metalwork at a small scale.
Keeps machines running — preventive rounds, breakdown response and asset record-keeping to protect uptime.
Maintains and reprograms robotic arms and automated cells, and troubleshoots faults on automated lines.
Sources raw materials and components, tracks supplier delivery and flags shortages before they hit the line.
Checks parts and finished goods against spec, documents defects and pushes corrective actions back to the line.
Fabricates and joins metal components to drawing tolerance, and self-inspects welds before handoff.
Sets up and monitors moulding presses, adjusts cycle parameters and pulls parts for in-process quality checks.
Assembles and solders components onto boards or sub-units, following IPC standards and ESD-safe handling.
Entry point into manufacturing — line assembly, packing or basic machine tending under close SOP supervision.
Japan's manufacturing regions cluster by industry — knowing the cluster helps you know where to look first.
The country's automotive core — vehicle assembly, engine components and a dense tier-1/tier-2 supplier network built around it.
Machinery, chemicals and industrial equipment, with strong demand for maintenance, welding and supervisory roles.
Electronics, precision instruments and advanced materials, sitting inside the wider Tokyo industrial corridor.
Fewer factory floors, but the seat of corporate manufacturing functions — planning, procurement and supply-chain roles.
Motorcycles, musical instruments and transport equipment, with a mix of assembly and technical maintenance roles.
A growing semiconductor and automotive-parts base, expanding hiring for technicians and process engineers.
Figures are indicative planning ranges only — actual offers vary by employer, city, shift premium and years of relevant experience.
| Role | Indicative annual pay | Core focus |
|---|---|---|
| Plant Manager | JPY 9M–15M | Facility-wide leadership and P&L |
| Production Manager | JPY 7.5M–12M | Multi-line output and delivery control |
| Manufacturing Engineer | JPY 5.5M–8.5M | Process and tooling improvement |
| Industrial / Process Engineer | JPY 5.4M–8.2M | Layout and capacity planning |
| Production Planner | JPY 4.9M–7.4M | Scheduling and materials flow |
| Production Supervisor | JPY 4.8M–7.2M | Shift-level leadership |
| EHS Officer | JPY 4.8M–7.6M | Safety and regulatory compliance |
| Tool & Die Maker | JPY 4.6M–7.0M | Precision tooling and moulds |
| Industrial Robotics Technician | JPY 4.5M–7.0M | Automated cell maintenance |
| Supply Chain Coordinator | JPY 4.4M–6.8M | Sourcing and supplier tracking |
| Maintenance Technician | JPY 4.0M–6.5M | Equipment reliability and repair |
| Welding Technician | JPY 3.8M–5.9M | Fabrication and weld quality |
| Quality Control Inspector | JPY 3.6M–5.6M | Inspection and defect control |
| Injection Moulding Operator | JPY 3.4M–5.2M | Press setup and cycle tuning |
| CNC Machine Operator | JPY 3.3M–5.0M | Precision machining to tolerance |
| Electronics Assembly Technician | JPY 3.2M–4.8M | Board and sub-unit assembly |
| Assembly / Packaging Operator | JPY 2.9M–4.6M | Standard-work line and packing tasks |
Whether you're already on a factory floor or moving into one for the first time, these are the profiles that tend to match openings in this category.
"Ran a 5-axis CNC mill" tells a hiring manager more than "operated machinery."
Scrap rate cut, downtime reduced, defects per thousand — any figure beats a general claim.
Certifications, incident-free streaks and audit participation carry real weight in industrial hiring.
State your current visa status, language level and openness to relocation up front — it saves both sides time.
Match your actual daily tasks to one of the sixteen profiles above, rather than chasing a title that sounds senior.
Name the machines, processes and systems you've used, and attach a number wherever you can.
Rotational shifts and relocation willingness are common screening questions — answer them before you're asked.
Welding certificates, forklift licences and EHS training are quick differentiators in industrial hiring.
A well-matched operator or technician application usually gets a faster response than a stretch application for a leadership role.
Use the form below so your profile stays available as new manufacturing openings are added to this page.
Openings span floor-level roles such as machine operation and assembly, technical roles such as maintenance and quality inspection, and leadership roles such as production supervision, manufacturing engineering and plant management.
It depends on the plant. Safety briefings and shift handovers are usually conducted in Japanese, so conversational ability helps, though some employers run bilingual floors or provide translated SOPs for technical and engineering staff.
Yes. Many manufacturers hire foreign nationals for operator, technician and engineering positions, particularly candidates who hold a relevant visa category or qualify for one and can document hands-on production experience.
Aichi and Shizuoka (the Nagoya area) lead in automotive and components, Osaka and Hyogo cover machinery and chemicals, Kanagawa (Yokohama) is strong in electronics, and Fukuoka is a growing base for semiconductors and automotive supply.
Employers weigh direct evidence — specific machines run, defect or downtime figures improved, certifications held, and shift patterns worked — over general statements about being hardworking or a team player.
Pay depends on role complexity and seniority. Entry-level assembly and packaging work typically starts lower, technical and inspection roles sit in the middle, and engineering, planning and plant leadership roles command the highest bands. See the pay-band table above for a full comparison.
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