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OSS

Industrial piping, welding, prefabrication and steel structure services for refineries and plants in Europe

Plungė, LithuaniaFounded 2007oss.ltWebsite technologies

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Highlights

  • Hiring6 open roles
  • New on EvolcAdded 2026-10-28

About OSS

OSS provides industrial prefabrication, technological piping installation, welding, steel structures, skids, storage tanks and repair and maintenance services. Its website lists work with carbon steel, stainless steel and specialised alloys.

The company serves industrial clients across sectors such as refineries, energy facilities and industrial plants, and says more than 90% of its projects are executed abroad. It lists a reference project for PREEM Lysekil 2025 in Sweden, where it managed a team of 450 professionals.

OSS was established in 2007 in Plungė, Lithuania. It has representative offices in Sweden, Finland and Norway and says it has operated in 15 countries. It is currently hiring for ship welders, pipe welders, pipe fitters, shiphull assemblers, project managers and supervisors, including work-abroad roles.

Product: Prefabrication, piping installation, welding, steel structures, tanks and industrial repair and maintenance services.

Jobs at OSS (6)

OSS is hiring for 6 roles, mostly in manufacturing.

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