Commissioning / Supervisor Technician (m/w/d/x)

Intertek Holding Deutschland GmbH

Rotterdam, Südholland

Rotterdam, Südholland, NL
Rotterdam, Südholland
30+ dagen geleden

Intertek is an industry leader with more than 44,000 employees in 1,000 locations in over 100 countries. We deliver Total Quality Assurance expertise 24 hours a day, 7 days a week with our industry-winning processes and customer-centric culture. Whether your business is local or global, we can help to ensure that your products meet quality, health, environmental, safety, and social accountability standards for virtually any market around the world. We hold extensive global accreditations, recognitions, and agreements, and our knowledge of and expertise in overcoming regulatory, market, and supply chain hurdles is unrivalled.

For Industrial Projects in development phase in the greater area Rotterdam, we are looking for Commissioning / Supervisor Technicians on a freelance basis.

1. Scope:

The CxS shall be responsible to carry out mechanical/electrical completion, pre-commissioning, and commissioning of all the units, tankages, and all interconnecting piping in association with customer operating personnel. (The operating manual shall be provided available at appropriate time). 

If required could also need to cover Startup and testing of the facility to achieve steady-state operations and handover to the customer. Commissioning services consist of systematically documenting that the specified components and systems have been installed and initiated properly, and of functional testing to verify and document proper operation.

The utilization of customer’s completions program “CxAlloy” shall be considered essential to document through check sheets to track the correct constructability, commissioning and punch items encountered while executing walk downs or field checks. The qualified manpower will be responsible and accountable to perform these check sheets

2. Function relates to:

  • Internally: General Manager – Operations Manager – Technical Specialists – Coordinators – Technical Quality Manager
  • Externally: Suppliers – Clients

3. Tasks (daly, weekly, monthly, yearly):

5 years’ experience in a maintenance, test, or service role

Bachelor’s degree in electrical engineering/Mechanical Engineering

Packing the Seals

  • Install mechanical seals, permanent packing, and accessories, wherever required. Adjust and replace mechanical seals, packing and accessories, as necessary during pre-commissioning / commissioning period.
  • Removal of Temporary Bracing
  • Remove all temporary supports, bracing or other foreign objects that were installed in piping rotating machinery or other equipment to prevent damage during shipping, storage, and erection.

Rotation and Alignment

  • Check rotating machinery for correct direction and for freedom of moving parts before

connecting driver.

  • Make cold alignment to the manufacturer’s tolerance. Provide all the alignment readings records to Customer.
  • Check all lubricants and their quality fill etc. before operating the equipment.
  • Carry out no load run of motors, check bearing temperatures, vibration, over speed trips.

function of different safety devices and other relevant tests. Carry out adjustments as required.

  • Make hot alignment and any adjustments required after equipment has been put in operation. Arrange for manufacturer representative for equipment as required during installation and / or pre-commissioning and commissioning.
  • System Checks / Inspection

Provide inspection facilities to the OWNER / OWNER’s Representative to check that created facilities conform to the approved process and instrumentation drawings, construction drawings, vendor drawings and specifications approved for construction. Verify and approve the facility checks. Note exceptions if any on a separate work order list.

Site Modifications

  • Carry out site modifications as found necessary during system check / inspection from viewpoint of operability, maintenance, and safety of the terminal.
  • Purging
  • Install necessary purge connections and carry out system purging with inert gas.
  • Walk down activities.
  • Performing walk down activities to assure and confirm installation checks of all piping, electrical, mechanical, structural, architectural, instrumentation throughout all shops or punch walk downs. It would be required to have in hand the following to perform these checks thoroughly.
  • Test System Diagrams
  • Process Flow Diagrams
  • Pipe and Instrument Diagrams (P&ID’s)
  • Piping Specifications
  • Equipment Data Sheets
  • Vendor Drawings
  • Line Lists
  • Project Engineering Specification
  • Isometrics if available
  • Pipe Supports, Hangers and Shoe Details
  • Specialty Item Details
  • Rotating Equipment Installation Details
  • Electrical Installation Specifications and Details
  • Instrument Installation Specifications and Details

Piping System Checks  

  • Ensure that all piping arrangements have been installed as per P&ID’s.
  • Verify correct piping type (Progress, Schedule Piping, Tubing) material, size, and class specification.
  • Check for locations and insulation clearances in respect to piping racks and sleepers, as per drawings.
  • Check for misalignment of flange faces and flange bolt holes.
  • Verify correct flange material and type.
  • Verify gaskets are the correct material and that they have been installed and positioned properly.
  • Check fittings for correct method of installation, i.e., screwed or welded and type of welded fitting.
  • Check branch connections for reinforcing pads, reinforcing welds or gussets.
  • Check plugs, caps, and blind flanges for correct type of installation and materials.
  • Verify bolts or studs are of the correct size and specification, ensure nuts are tight with enough threads (2) showing through.
  • Verify that all permanent and temporary strainers have been installed.
  • Ensure that safety valves are installed and that they are set at the correct pressure as per the P&ID. Check that any discharge piping to atmosphere has weep holes drilled. Check for rupture disk assembly if applicable.
  • Ensure that any buried piping is coated, wrapped, and that Holiday testing and Hydro testing is complete.
  • Ensure blinds and spacers are installed as per P&ID’s.
  • Check for unions in hydrocarbon service (Natural Gas) – specification may or may not allow them.
  • Ensure thermos-wells have the correct specification – welded/ flanged/screwed.
  • Check all construction welds for completion and appearance. A poor appearance could indicate a bad weld.
  • Ensure seal welding has been completed where required.
  • Ensure that all supports, hangers, shoes, slides, guides, and directional stops have been installed and are of correct type, as per specifications.
  • Verify that high point vents and low point drains have been installed where necessary. Keep in mind necessary commissioning activities may require them.
  • Ensure that all temporary hangers and supports have been removed.
  • Check all areas and walkways to ensure that there are no obstructions to personnel, equipment, or piping in heavy traffic areas.
  • Check all valves for commodity code tags and verify the correct type of valve of the correct materials has been installed.
  • Check that valve handles are not obstructed and that wrench type valve handles are positioned correctly on the stem and the open and closed indicators show the actual position.
  • Check that all valves, manual, and motor operated, are correctly installed for flow direction, they are accessible, and the open and closed indicators are positioned correctly.
  • Ensure there are no packing gland retainer nuts missing and that they are at least finger tight.
  • Check that piping has room for expansion, especially high temperature steam lines and piping in extreme cold service.
  • Ensure drilled gate valves have drilled gates and are installed in correct direction.
  • Ensure extended bonnet valves are installed handle up vertical or at least on a 45° angle up.
  • Verify that orifice taps are installed as per specification.
  • Check thread sealant for correct specification.
  • Check that flange, dissimilar metal insulation kits are installed where required.
  • Ensure that the ends of the utility system headers are provided with blind flanges (for blowout/flush purposes), rather than welded caps

Rotating equipment/Package unit checks

  • Ensure all packages are complete and vendor drawings about piping, connection piping, instrumentation, seal flush and purge systems, lube and seal oil systems, steam and cooling water systems, casing drains and vents.
  • Check that the equipment is properly anchored, and that grouting work is complete.
  • Where possible, check all connecting piping alignments and ensure any temporary and permanent strainers have been installed.
  • Confirm that cold alignment checks and associated signed off documentation have been completed and obtain same.
  • Although rotating equipment and package units are not normally tested, a Test System number has been assigned to all, so punch lists can be generated to correct any deficiencies.
  • Confirm correct insulation is installed as per specification.

Instrument Checks

  • Check each system thoroughly and ensure that all local pressure gauges, temperature indicators, level indicators and flow indicators have been installed as per P&ID’s and Instrument details and that they are visible and accessible.
  • Ensure that all control valves have been properly connected, positioners and accessories installed and all gauges in place and intact. Also verify flow direction is correct.
  • Verify that orifice taps are placed at the correct angle for the service they are in. Ensure the proper type of flow element has been installed and that it is in the correct flow direction.
  • Check for installation of thermocouples regarding position and type of installation. Ensure that all thermos-wells have been installed, are in the correct position, and have enough clearance for removal.
  • Verify that all instruments are connected as per the instrument installation details.
  • Check and verify all instrument tags are correct and as per specification.
  • Verify that space has been provided above all control valves for removal of the top-works.
  • Verify that all flow element orifice plates, and restriction orifices are not installed until hydro-testing and commissioning flushing activities are completed.
  • Ensure that sample probes are properly connected to analyzers.
  • Ensure all instruments have been field verified for calibration and approved prior to installation.
  • Ensure all PSV’s have been tested and certified in accordance with Customer specifications X days prior to Start Up.

Also verify size/name plate/tags match information on P&ID’s.

  • Ensure that all instrument tubing is properly installed, secured, and supported.
  • Confirm that all loop drawings, loop folders are available on site, in preparation for conducting the loop and functional checks. 

Electrical Checks  

  • Verify that instrument control and power control wiring is connected as per the electrical specifications and drawings.
  • Verify and check the electrical equipment nameplate data with the drawings and specifications.
  • Confirm all grounding connections are complete.
  • Confirm that all cable terminations and cable numbers are identified correctly.
  • Verify that all local panels and accessories are suitable for the area classification.
  • Ensure all heat tracing if applicable has been properly installed and connected as required.
  • Verify that all cathodic protection has been installed and connected as required.
  • Ensure lightning protection has been properly installed and connected as required.
  • Verify that all lighting and power panel boards have updated and accurate nameplate schedule on backside of panel doors.
  • Verify that batteries and chargers have been properly installed and connected.
  • Check lighting system for defective lamps, broken glass, damaged guards, reflectors, or other components and replace as required.
  • Verify conduit systems are complete with all wire installed, covers, gaskets, etc., are in place on conduit fittings, boxes, etc.
  • Ensure that all unused conduit openings in electrical enclosures are plugged.
  • Confirm all testing & checks are perform in accordance with Customer & NETA standards.


  • To carry out any other check / test as required by Customer.

4. Competence and experience:

A minimum of 5 years employed by manufacturer(s) or constructor(s) of the type of products or materials to be inspected. Such employment to be in all area of such organisations in which knowledge of the manufacturing, inspection and related processes would be gained. Fluent written and spoken Dutch and English

Educational qualifications in relevant disciplines (one or more of the following):

  • University degree
  • National Higher Education
  • Chartered Engineer

The following qualifications are preferred and bring an advantage to the candidate:

  • European Welding Engineer or National equivalent (ie CSWIP / CWI / AWS)
  • CSWIP / PCN / ASNT/ISO 9712 qualifications as relevant
  • NACE/FROSIO or equivalent


  • To review the assignment instruction for adequacy and practicality.
  • To attend pre-production and other meetings as required.
  • To liaise with clients, and others as relevant, in the determination of inspection stages and requirements.
  • To provide as required technical input into quotations.
  • To visit manufacturers, suppliers, installers, and others as necessary to perform or witness the requisite inspections.
  • To provide in good time all required reports of the inspections performed / witnessed.
  • To ensure all inspection and related activities in which involved are performed in accordance with requirements as defined in Intertek work instructions and procedures.


Over het bedrijf

Intertek Holding Deutschland GmbH