ENGINEERING CAREERS
Embedded systems and infrastructure.
Your next career step.
Automotive and embedded systems are our primary focus, and we also provide infrastructure SES. We are looking for people to join us in embedded systems and infrastructure engineering.
Bring your experience, or start learning with us.
YOUR NEXT STEP
Starting your career,
or building on experience.
You may want practical skills, the opportunity to learn new technologies, or a workplace where you can share your ideas. Tell us what matters to you.
Employee recruitment is open to people with no prior professional experience and early-career applicants. Experienced engineers support learning and development. Training arrangements and assignments are explained individually according to your background. Experienced applicants can tell us their strengths and project responsibilities.
01 FIELDS
Technical fields
Opportunities in embedded systems and infrastructure. You do not need experience with every technology listed.
EMBEDDED SYSTEMS
Embedded software engineer
From control, displays, communications and verification
to specifications and development management.
These are examples for experienced applicants. They are not a uniform professional experience requirement for applicants starting their careers.
INFRASTRUCTURE
Infrastructure engineer
From design and implementation
to operations, renewal and the cloud.
We also welcome recruitment inquiries for infrastructure work. The following examples of work and skills are drawn from project information we have received. Specific openings and conditions are confirmed and explained during consultation.
INFRASTRUCTURE 01
Servers and networks
Design and implementation
Server and middleware design and implementation, and network or firewall configuration.
View experience and skill examples
Examples of experience requested for projects
Windows Server cluster design and implementation, together with network design and implementation. Tell us the configurations and stages you handled.
Preferred technologies and experience
RHEL, middleware, firewall configuration or changes, and Nutanix microsegmentation design and implementation.
INFRASTRUCTURE 02
IT infrastructure operations, maintenance and renewal
Operating environments such as Active Directory, Exchange and VDI, incident investigation/isolation, and server or network equipment renewal. Stages may include current-state assessment, risk review, migration/test planning, user documentation and migration execution.
View experience and skill examples
Examples of experience requested for projects
Windows Server or Active Directory operations and maintenance, creating/modifying PowerShell scripts, planning incident investigations and server renewal. Basic Excel functions, conditional formatting and data validation.
Preferred technologies and experience
Exchange and VDI operations, Cisco equipment, basic Linux/Unix use, TeraTerm, vendor coordination and help desk work.
INFRASTRUCTURE 03
Cloud infrastructure operations
Cloud infrastructure operations and incident response. Apply Linux/Windows server operations experience to support stable operating environments.
View experience and skill examples
Examples of experience requested for projects
Linux/Windows server operations experience including incident response. Basic knowledge of AWS (VPC, EC2, CloudWatch and S3) and knowledge of SFTP servers.
Preferred technologies and experience
AWS/Azure implementation and operations, JP1 monitoring, IBM WebSphere Application Server (WAS), and Linux/Windows server design and implementation.
Experienced applicants can describe their technologies and project stages; applicants without experience can tell us their interests, learning activities and preferred field. Working hours, on-site arrangements and maintenance duties vary by project. If holiday/night work, emergency response or travel is involved, we will explain the work and conditions in advance.
02 SALARY MODELS
Salary examples by role
The minimum guaranteed monthly salary for both permanent and fixed-term employees is JPY 257,100. Chief and Manager figures are illustrative examples based on responsibilities, experience and skills.
Every monthly salary example includes a uniform housing allowance of JPY 10,000 and fixed overtime pay covering 30 hours. Commuting allowance is paid separately.
Minimum guaranteed amount
Staff
Monthly salary
257,100 JPY
- Base salary
- JPY 198,700
- Uniform housing allowance
- JPY 10,000
- Fixed overtime pay (30 hours)
- JPY 48,400
MODEL 02
Chief
Monthly salary example
352,300 JPY
- Base salary
- JPY 276,000
- Uniform housing allowance
- JPY 10,000
- Fixed overtime pay (30 hours)
- JPY 66,300
MODEL 03
Manager
Monthly salary example
512,300 JPY
- Base salary
- JPY 406,000
- Uniform housing allowance
- JPY 10,000
- Fixed overtime pay (30 hours)
- JPY 96,300
Monthly amounts are before deductions. The Staff example of JPY 257,100 is the guaranteed minimum; the actual amount is determined individually based on responsibilities, experience and skills. Chief and Manager figures are illustrative examples.
Fixed overtime pay is calculated for 30 hours based on each salary level and paid whether or not overtime is worked. Overtime exceeding 30 hours is paid additionally. Statutory premiums for late-night work, work on statutory holidays and similar duties are paid separately in accordance with law.
Calculation basis for these examples: 162 average prescribed working hours per month, 30 hours of ordinary statutory overtime, and a 1.25 overtime premium rate. The uniform housing allowance is included in the calculation base. Fixed overtime pay is rounded up in units of JPY 100.
03 WORK STYLE
Working arrangements and employment details
Discuss arrangements suited to your experience and preferences while confirming the conditions of each project.
Annual days off
120 days or more Two days off each week (Saturday and Sunday), plus public holidays
Standard working hours
9:00—18:00 8 working hours / 1-hour break
Main work locations
Tokyo and Kanagawa
Chiba and Saitama Company office or client site
Working hours, location and remote-work availability depend on the project. No transfers. Company office attendance is generally 2–3 times per month, depending on the project.
- Positions
- Embedded software engineer / Infrastructure engineer
- Employment type
- Permanent and fixed-term employees (same salary conditions)
- Eligibility
- No prior professional experience required. Early-career applicants are welcome, with no degree required. Relevant professional experience is valued.
- Japanese proficiency and documentation
-
Non-Japanese nationals joining projects that require communication in Japanese must have Japanese proficiency at JLPT N2 level or higher.
Submitting a JLPT certificate is optional unless required by the project or client.
The Japanese proficiency requirement and certificate submission rules above do not apply to anyone who currently holds Japanese nationality, regardless of previous nationality.
- Salary offered
- JPY 257,100 per month or more. The guaranteed minimum consists of JPY 198,700 base salary, a uniform JPY 10,000 housing allowance and JPY 48,400 fixed overtime pay for 30 hours. The amount is determined based on experience, skills and responsibilities. Fixed overtime pay varies with salary and is paid whether or not overtime is worked. Overtime beyond 30 hours is paid additionally; statutory premiums for late-night work, work on statutory holidays and similar duties are paid separately in accordance with law.
- Initial duties
- Embedded recruitment covers the three areas and eight specialties above. Infrastructure recruitment covers design and implementation, operations/maintenance/renewal and cloud infrastructure operations. Specific assignments and stages are determined individually based on experience, skills and project requirements.
- Scope of possible changes to duties
- Embedded software engineering and infrastructure engineering work.
- Initial work location
- Company office or client sites in Tokyo, Kanagawa, Chiba or Saitama. Some projects may allow remote work. Location details and transport depend on the client site.
- Changes to work location
- Company office or client sites within Tokyo, Kanagawa, Chiba or Saitama. The worksite may change within these four prefectures depending on the project. No transfers.
- Attendance at the Company office
- 2–3 times per month, depending on the project
- Working hours
- 9:00–18:00 (8 working hours and a 1-hour break). Hours may differ by project site.
- Overtime
- Yes; an average of 10–20 hours per month. This varies by project and period.
- Days off and leave
- At least 120 days off annually. Saturdays, Sundays and public holidays; Golden Week; summer holidays (August 13–16); year-end/New Year holidays (December 29–January 3); birthday leave; bereavement leave; and childcare and family care leave.
- Insurance and salary reviews
- Health insurance, Employees’ Pension Insurance, employment insurance and workers’ compensation insurance. Salary increases are available, with evaluations twice a year.
- Contract duration and renewal
- Permanent employees: no fixed contract term. Fixed-term employees: a three-month contract, renewable every three months, with a maximum aggregate contract period of three years. Renewal is decided through a checklist assessment of work performance, attitude and ability.
- Passive smoking prevention
- Indoor smoking is generally prohibited.
- Probation
- Three months for both permanent and fixed-term employees, with no change to salary or other conditions during probation.
04 BENEFITS
Support for learning and daily life
We offer programs that support skills development and day-to-day life.
Housing allowance
A uniform JPY 10,000 per month, included in the salary examples above.
Commuting allowance
Commuter pass expenses of up to JPY 30,000 per month, paid separately from salary.
Qualifications and learning support
Qualification acquisition support and qualification allowances. Use of e-learning is encouraged.
Book purchase support
Support for books related to technical and professional learning.
Initial relocation expense support
A program supporting initial expenses associated with moving.
Special leave and life events
Congratulatory and condolence payments, birthday leave, bereavement leave, and childcare and family care leave.
Eligibility for leave, allowances and support, application procedures, salary increases and evaluations are governed by applicable law, work rules and other Company regulations.
FREELANCE PARTNERSHIP
Freelance engineers:
talk to us about partnerships.
We also welcome independent contractor inquiries using embedded systems or infrastructure expertise. These arrangements are separate from employee recruitment and have different contracts and conditions.
- Work
- Embedded software design, implementation and testing, or infrastructure design, implementation, operations and maintenance. Specific work and project stages are confirmed for each assignment.
- Work location
- Within Tokyo, Kanagawa, Chiba or Saitama. The specific location is explained individually for each assignment.
- Fees
- JPY 500,000–1,200,000 per month Excluding tax; depending on skills and assignment
- Monthly settlement range
- 140–190 hours
- Payment terms
- Monthly closing; payment by the end of the following month
- Contract type
- Independent contractor agreement Work, location, duration, settlement method and other conditions are confirmed individually
05 QUESTIONS
Frequently asked questions
Can I contact you without prior experience?
Employee recruitment is open to applicants with no professional experience and early-career applicants. No degree is required. Tell us your technical interests, learning activities and preferred fields. Development support and initial duties are explained individually.
Is remote work or reduced-hours working available?
Some projects allow remote work, but arrangements vary by project. Tell us your preferences, including how you would like to balance work with family or other life events. Reduced-hours, childcare and family care arrangements apply in accordance with law, work rules and Company regulations.
Can I attach a resume or career history?
The current career inquiry form does not accept attachments. For the initial inquiry, describe your experience, learning activities or questions. Do not send client confidential information, Individual Numbers (My Numbers), unnecessary identity documents, health information or similar materials.
LET’S TALK
Tell us about your experience
and what you would like to do next.
Start with a question about the work or working arrangements.
Use our dedicated form for recruitment inquiries.
For questions and consultations about employee recruitment.
Email: hr@ainsel.co.jp
Recruitment information updated: October 25, 2026
Recruiting company: AINSEL Technology Corporation
2F-C, Shibuya Dogenzaka Tokyu Building, 1-10-8 Dogenzaka, Shibuya-ku, Tokyo 150-0043, Japan
The address above is the Company’s address. Actual work locations are explained for each assignment.
