About Penta-Ocean Construction (五洋建設)
Japan's leading marine civil contractor and the main offshore-wind installation contractor domestically — owns the SEP vessel CP-16100 and the foundation/installation capability behind Akita, Noshiro and Ishikari
- Type
- EPC / marine construction
- Size
- ~3,600 employees
- Roles read from
- hrmos.co
- Last read
- Read successfully on 16 Oct 2026
Open roles, day by day
From 28 to 24 since 6 Sep 2026. A gap is a day the careers page could not be read.
Where
Technology
Function
Seniority
Newest roles
The newest of 24 open roles. The apply links are in the digest and the app.
- International New Graduate RecruitmentKure, Japan (+ 1 location) · first seen 16 Oct 2026
- General Administrative and Accounting Staff (Site/Branch General Affairs and Accounting)Sapporo, Japan (+ 8 locations) · first seen 6 Sep 2026
- Onshore Civil Engineering DesignerTokyo, Japan (+ 10 locations) · first seen 6 Sep 2026
- Marine Civil Engineering DesignerTokyo, Japan (+ 10 locations) · first seen 6 Sep 2026
- Civil Engineering Construction Manager - Region SpecificSapporo, Japan (+ 8 locations) · first seen 6 Sep 2026
- Architectural Design EngineerTokyo, Japan (+ 4 locations) · first seen 6 Sep 2026
- Marine Machinery and Electrical EngineerTokyo, Japan (+ 2 locations) · first seen 6 Sep 2026
- Civil Engineering Construction ManagerTokushima, Japan (+ 4 locations) · first seen 6 Sep 2026
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