Job Description Provide day-to-day technical support for piping and valve activities on site.
Review and interpret P IDs, isometrics, valve datasheets, material specifications, piping layouts and 3D model extracts.
Manage and respond to Contractor Technical Queries, Deviation Requests, Concession Requests and site clarifications.
Coordinate with home-office engineering to resolve design discrepancies and information gaps.
Support piping and valve installation, welding, testing, flushing and reinstatement activities.
Review ITPs, WPS/PQRs, erection plans and test packs.
Participate in piping and valve inspections, including weld/NDE checks and material conformity verification.
Monitor the handling, preservation and installation of manual, actuated, control and cryogenic valves.
Support pre-commissioning and commissioning activities, including hydrotesting, pneumatic testing, cleaning, drying and leak testing.
Verify test pack completeness, punch-list closure and discipline walkdowns.
Follow up on as-built mark-ups, mechanical completion dossiers and ICAPS inputs.
Coordinate with Civil, Mechanical, Electrical, Instrumentation, QA/QC and Commissioning teams.




Liaise with EPC Contractor engineering teams and vendors on technical matters and outstanding actions.
Promote project HSE requirements and support quality control activities.
Qualifications Engineering degree in Mechanical, Piping, Petroleum Engineering or equivalent .
10+ years of piping and valve engineering experience on major Oil Gas projects, including LNG.
Strong experience in piping design, layout, materials, valves, stress and vibration analysis, fabrication, welding, testing, FAT and construction methods.
Experience with cryogenic valves and large-bore valve systems .
Strong knowledge of P IDs, isometrics, 3D models and site construction workflows.
Experience working with EPC Contractors in construction and commissioning environments.
Fluent English , written and spoken — mandatory.
Portuguese or French is an advantage.
Ability to work effectively in a remote, multicultural and highly regulated project environment.
Willingness to work on a ***** rotation at Afungi Site, Northern Mozambique.
Additional Information Location: Afungi Site, Cabo Delgado, Mozambique Phase: Construction → Commissioning Rotation: *****

📌 Site Piping & Valve Engineer (Medellín)
🏢 IOTA GROUP
📍 Medellín