What jobs is OPEN hiring for right now?

As of Sep 25, 2026, OPEN has 9 open jobs on Alion. 7 of them state a salary (78%). They are posted in 1 cities. Its postings score C on the Alion truth index.

Source: Alion Coverage: open vacancies from the employer's own careers board Sep 25, 2026
Open jobs
9
With salary
7 (78%)
Cities
1
Median age
147 days

How OPEN hires

Truth index
C 67/100
Ghost roles
56%
Stale roles
0%
Reposted roles
0%

OPEN scores C on the Alion truth index (A is best, E worst), measured over 18 open roles re-checked against its own hiring board: 56% look like ghost listings, 0% have gone stale and 0% are the same role posted again. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed

Which roles OPEN is hiring for

9 Jobs
Backend 3 33.3%
AI/ML 3 33.3%
Solutions 1 11.1%
DevOps 1 11.1%
Enterprise Apps 1 11.1%

Where OPEN is hiring

How the work at OPEN is set up

Work format
In office 9 100%
Level
Lead 1 100%
Employment
Full-Time 9 100%

Salaries in OPEN vacancies

7 of 9 vacancies state a salary (78%). The range below is built from those 7 stated figures only, never from an estimate.

Lower quartile
$790k
Median
$790k
Upper quartile
$951k
$688k$1.1M

Open vacancies at OPEN

≈ $35k – $95k per year (Estimated) • In office • Full-Time • Tokyo
Python
JavaScript
TypeScript
Django
Django REST Framework
Databases
PostgreSQL
AI/ML
Claude
Claude Code
OpenAI
Frontend
Vue.js
Vite
DevOps
AWS
Docker
AWS Lambda
GitHub
Amazon S3
Management
Slack
Google Drive
QA
Playwright
Vitest
Apply
≈ $35k – $96k per year (Estimated) • In office • Full-Time • Tokyo
Python
JavaScript
TypeScript
Django
Mypy
Django REST Framework
flake8
isort
Databases
PostgreSQL
AI/ML
LangChain
AI Agents
Pandas
LLM
OpenAI
Frontend
Vue.js
Vite
ESLint
Prettier
DevOps
AWS
Docker
AWS Lambda
GitHub
Amazon ECS
Management
Slack
Google Drive
QA
Playwright
Vitest
Apply
$558k – $946k per year • In office • Full-Time • Tokyo
Python
JavaScript
TypeScript
Django
Mypy
Django REST Framework
flake8
isort
Databases
PostgreSQL
AI/ML
LangChain
AI Agents
Pandas
LLM
OpenAI
Frontend
Vue.js
Vite
ESLint
Prettier
DevOps
CI/CD
AWS
Docker
AWS Lambda
GitHub
Amazon ECS
Management
Slack
Google Drive
QA
Playwright
Vitest
Apply
$485k – $786k per year • In office • Full-Time • Tokyo
Apex
Claude
Agentforce
DevOps
Git
Analytics
Tableau
Apply
$558k – $1.1M per year • In office • Full-Time • Tokyo
Claude
AWS Bedrock
Anthropic
DevOps
AWS
Chips/EDA
PoC Library
Apply
$485k – $786k per year • In office • Full-Time • Tokyo
Python
Google BigQuery
BigQuery
AI/ML
LLM
DevOps
Terraform
GCP
Azure
AWS
Cybersecurity
Okta
Management
Google Workspace
Apply
$380k – $786k per year • In office • Full-Time • Tokyo
Python
JavaScript
TypeScript
FastAPI
Django
AI/ML
Cursor
Claude
ChatGPT
Gemini
LLM
RAG
OpenAI
Frontend
Next.js
React.js
DevOps
GCP
CI/CD
Git
AWS
Docker
Management
Slack
Google Workspace
Apply
$485k – $685k per year • In office • Full-Time • Tokyo
Python
JavaScript
Java
Kotlin
TypeScript
Spring Boot
Databases
PostgreSQL
Amazon Aurora
AI/ML
Claude
Gemini
LLM
RAG
OpenAI
Mastra
Frontend
Next.js
React.js
DevOps
Terraform
GitHub Actions
CI/CD
AWS
Docker
AWS Fargate
AWS Lambda
GitHub
Amazon ECS
Apply
$558k – $1.1M per year • In office • Full-Time • Tokyo
Azure
AWS
Chips/EDA
PoC Library
Apply

Questions about jobs at OPEN

Is OPEN hiring right now?

Yes. As of Sep 25, 2026, OPEN has 9 open jobs on Alion.

What roles does OPEN hire for?

OPEN is hiring mostly for Backend, AI/ML, Solutions. The largest group is Backend with 3 open vacancies.

How much does OPEN pay?

78% of vacancies at OPEN state a salary. Across those 7 stated figures the range runs from $790k to $951k, with a median of $790k.

Where does OPEN hire?

OPEN has open vacancies in 1 places, most of all in Tokyo.

How long have OPEN vacancies been open?

Half have been on Alion for 147 days or less. 5 vacancies at OPEN have been listed for more than 90 days, and postings of that age are far more often out of date.

How reliable are OPEN job postings?

OPEN scores C on the Alion truth index (A is best, E worst), measured over 18 open roles re-checked against its own hiring board: 56% look like ghost listings, 0% have gone stale and 0% are the same role posted again.

How do you apply to OPEN?

OPEN accepts applications through HRMOS, so the form opens on that system rather than on Alion.

How to cite this page

These figures are published under a free licence. You may reuse them, including commercially, as long as you credit Alion and link back to this page.

Alion, "OPEN: 9 open jobs", as of Sep 25, 2026. https://alion.io/company/open-co-jp/jobs

Licence: CC BY-SA 4.0Map: OpenFreeMap, OpenStreetMap. City coordinates: GeoNames (CC BY 4.0)