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6g welder (gtaw + smaw – ss & alloy) Jobs in Doha

6g welder (gtaw + smaw – ss & alloy)

grp pipe fabricator

Usep Enterprise

The GRP Pipe Fabricator will be responsible for fabricating, assembling, and preparing GRP (Glass Reinforced Plastic) piping systems according to approved drawings, dimensions, and project specifications. The role involves hands-on work in cutting, grinding, lamination, and joining GRP pipes and fittings for water, drainage, and industrial systems.Key Responsibilities:<ul><li>Read and interpret drawings, isometric sketches, and fabrication details related to GRP piping.</li><li>Measure, mark, cut, and prepare GRP pipes and fittings using appropriate tools and equipment.</li><li>Perform lamination, wrapping, and bonding of joints using resin and fiberglass materials as per manufacturer&rsquo;s specifications.</li><li>Carry out repair and modification works on damaged GRP sections or fittings.</li><li>Ensure correct alignment and fit-up before joining or lamination.</li><li>Maintain cleanliness and safety of the work area; handle materials properly to prevent damage.</li><li>Follow company HSE policies and wear all required PPE during fabrication and installation.</li><li>Coordinate with site supervisors and QC inspectors for inspection and approval before installation.</li><li>Assist in hydrotesting, leak checks, and finishing of installed GRP lines.</li><li>Keep daily records of materials used, joint numbers, and completed fabrication tasks.</li></ul>Qualifications &amp; Experience:<ul><li>Minimum 3 years of experience as a GRP Fabricator or Lamination Technician in water/sewage/industrial piping projects.</li><li>Knowledge of GRP fabrication standards (ISO 10467, BS EN 1796, AWWA C950).</li><li>Skilled in cutting, grinding, lamination, and repair of GRP materials.</li><li>Ability to read basic piping drawings and work independently.</li><li>Experience with manual lay-up and resin application (epoxy/polyester).</li><li>Physically fit and able to work under site conditions and tight schedules.</li><li>Candidates available in Qatar with NOC / transferable visa preferred.</li></ul>Key Skills:<ul><li>GRP pipe fabrication and lamination</li><li>Resin handling and fiberglass work</li><li>Blueprint and drawing interpretation</li><li>Attention to detail and accuracy</li><li>Safety and housekeeping compliance</li></ul>Job Type: Full-time

GRP PIPE FABRICATOR

Milestone Trading & Contracting LLC

Job Purpose:To carry out installation, fitting, jointing, and repair works of Glass Reinforced Plastic (GRP) piping systems according to project specifications, drawings, and safety standards.Key Responsibilities:<ul><li>Read and interpret piping drawings, isometric sketches, and layout plans for GRP pipeline installation.</li><li>Prepare and align GRP pipes, fittings, and accessories before jointing.</li><li>Perform lamination, butt &amp; socket jointing, and coupling installation as per manufacturer&rsquo;s procedure.</li><li>Ensure pipe cutting, grinding, and surface preparation are done to required tolerances.</li><li>Conduct hydrostatic and pneumatic testing under supervision after installation.</li><li>Repair leaks, cracks, or damages in GRP pipelines as instructed.</li><li>Ensure proper support installation, alignment, and slope of pipelines.</li><li>Maintain tools and equipment in good working condition.</li><li>Follow all HSE (Health, Safety &amp; Environment) regulations and site safety procedures.</li><li>Coordinate with supervisors and other trades to ensure smooth site progress.</li><li>Record completed work and report daily activities.</li></ul>Qualifications and Experience:<ul><li>Minimum 3&ndash;5 years of experience as a GRP Pipe Fitter in industrial, utility, or infrastructure projects.</li><li>Knowledge of GRP materials, fittings, lamination procedures, and jointing techniques.</li><li>Ability to read and understand technical drawings and work independently.</li><li>Familiarity with hand tools, cutting and grinding machines, and lamination tools.</li><li>Basic understanding of safety procedures related to GRP work.</li></ul>Skills and Competencies:<ul><li>Technical skill in pipe fitting and lamination.</li><li>Attention to detail and quality workmanship.</li><li>Teamwork and communication skills.</li><li>Physically fit and able to work under site conditions.</li><li>Safety-conscious and disciplined.</li></ul>Work Environment:<ul><li>Construction sites, fabrication yards, or industrial facilities.</li><li>Exposure to fiberglass materials, dust, and chemicals (appropriate PPE provided).</li><li>May require working at heights or confined spaces.</li></ul>Reporting To:Site Engineer / Mechanical Supervisor / ForemanJob Type: Full-timePay: From QAR1,800.00 per month

GRP Pipe Fitter

Madre Integrated Engineering

Requirements:<ul><li>Minimum 5 years of experience in the Oil &amp; Gas industry</li><li>Proven experience as a GRP Piping Supervisor</li><li>Good knowledge of GRP pipe installation and maintenance</li><li>Ability to read and understand project drawings and specifications</li><li>Strong focus on safety procedures and environmental compliance</li><li>Good communication and leadership skills</li><li>Available to join immediatel</li></ul>Job Type: Full-time

GRP Piping Supervisor

The QC GRP Piping is responsible for ensuring that all GRP piping works &mdash; including fabrication, installation, and testing &mdash; are performed in full compliance with project specifications, approved drawings, and relevant international standards. The position involves close coordination with the construction team, consultants, and third-party inspectors to maintain high-quality standards throughout all project phases.Key Responsibilities:<ul><li>Conduct inspection and verification of GRP pipe materials, fittings, and joints upon delivery and prior to installation.</li><li>Review and ensure compliance with project specifications, ITPs (Inspection &amp; Test Plans), and method statements related to GRP works.</li><li>Perform in-process inspections for alignment, bedding, jointing, lamination, and support systems.</li><li>Witness and document all hydrostatic, leakage, and pressure tests as per QA/QC procedures.</li><li>Coordinate with the client/consultant for inspection requests (RFI) and ensure proper documentation of all test results and NCRs (if any).</li><li>Maintain accurate records of inspection reports, material traceability, calibration certificates, and QC logs.</li><li>Ensure that only approved materials and calibrated tools/equipment are used for GRP works.</li></ul>Job Type: Full-timeApplication Deadline: 30/10/2025

QC GRP PIPING

SFAI Qatar

_ Key Responsibilities:_<ul><li>Plan, design, and supervise installation and testing of GRP, FRP, CS, and SS piping systems.</li><li>Review and approve piping design drawings, isometrics, and material specifications.</li><li>Ensure proper execution of pipe fabrication, welding, lamination, erection, and hydrotesting in compliance with project standards.</li><li>Conduct site inspections and ensure quality workmanship in line with client and international codes.</li><li>Prepare method statements, inspection &amp; test plans (ITPs), and other technical documentation.</li><li>Coordinate with QA/QC, HSE, and project teams to ensure safe and efficient execution of piping works.</li><li>Provide technical guidance and troubleshooting support during installation and commissioning phases.</li><li>Liaise with QatarEnergy / consultant representatives for approvals, inspections, and technical clarifications.</li><li>Ensure material control, traceability, and adherence to project specifications.</li><li>Participate in project meetings, progress reviews, and provide regular technical reports.</li></ul>Qualifications &amp; Experience:<ul><li>Bachelor&rsquo;s Degree in Mechanical Engineering or related discipline.</li><li>Minimum 10 years of experience in piping engineering and construction, specifically with GRP, FRP, CS, and SS piping systems.</li><li>Previous experience with QatarEnergy / QatarEnergy LNG projects is mandatory.</li><li>Strong knowledge of relevant international codes and standards (ASME, ASTM, API, AWWA, ISO, BS).</li><li>Experience in welding, lamination, coating, hydrotesting, and pipeline pre-commissioning works.</li><li>Proficiency in AutoCAD, piping design software, and MS Office applications.</li><li>Excellent communication and technical report writing skills in English (Arabic is a plus).</li></ul>Job Types: Full-time, PermanentPay: QAR13,000.00 - QAR15,000.00 per month

Mechanical/Piping Engineer

C2HR LLP

Job Summary: We are looking for an experienced Mechanical &amp; Piping Engineer with extensive expertise in the design, installation, testing, and maintenance of GRP, FRP, CS, and SS piping systems in Oil &amp; Gas projects. The ideal candidate will have a minimum of 10 years&rsquo; experience, including proven involvement in QatarEnergy / QatarEnergy LNG projects. The candidate will be responsible for overseeing all piping-related engineering and construction activities, ensuring compliance with project specifications, international standards, and client requirements.Key Responsibilities: - Plan, design, and supervise installation and testing of GRP, FRP, CS, and SS piping systems. - Review and approve piping design drawings, isometrics, and material specifications. - Ensure proper execution of pipe fabrication, welding, lamination, erection, and hydrotesting in compliance with project standards. - Conduct site inspections and ensure quality workmanship in line with client and international codes. - Prepare method statements, inspection &amp; test plans (ITPs), and other technical documentation. - Coordinate with QA/QC, HSE, and project teams to ensure safe and efficient execution of piping works. - Provide technical guidance and troubleshooting support during installation and commissioning phases. - Liaise with QatarEnergy / consultant representatives for approvals, inspections, and technical clarifications. - Ensure material control, traceability, and adherence to project specifications. - Participate in project meetings, progress reviews, and provide regular technical reports.Qualifications &amp; Experience: - Bachelor&rsquo;s Degree in Mechanical Engineering or related discipline. - Minimum 10 years of experience in piping engineering and construction, specifically with GRP, FRP, CS, and SS piping systems. -Previous experience with QatarEnergy / QatarEnergy LNG projects is mandatory. - Strong knowledge of relevant international codes and standards (ASME, ASTM, API, AWWA, ISO, BS). - Experience in welding, lamination, coating, hydrotesting, and pipeline pre-commissioning works.Proficiency in AutoCAD, piping design software, and MS Office applications. - Excellent communication and technical report writing skills in English (Arabic is a plus).Key Competencies: - Strong leadership and team coordination skills.Excellent problem-solving and decision-making abilities. - High attention to detail and commitment to quality. - Ability to work under pressure and meet project deadlines. - Strong interpersonal skills to manage subcontractors and liaise with clients. - Available in QatarJob Types: Full-time, ContractPay: QAR15,000.00 - QAR20,000.00 per month

Mechanical & Piping Engineer -Oil & Gas projects.

Spectech Qatar

Material/Preservation Inspector - Location: Qatar (Onshore)Duration: 1 YearTo perform quality control and inspection activities during the manufacturing and testing of GRP subsea structures in accordance with approved drawings, project specifications, and international codes and standards.Responsibiilities:Perform incoming material inspection of GRP raw materials (resins, fibers, fillers, etc.)Conduct in-process inspections during lay-up, molding, curing, and demolding of GRP laminatesMonitor dimensional inspections of GRP subsea structuresWitness and verify mechanical testing activitiesInspect painting or surface protection as per specificationWitness load testsMonitor handling, storage, preservation (raw materials and GRP structures), transportation, and load outRaise, record, and follow up on nonconformities and corrective actionsLiaise with Contractor / Subcontractor supervisory and QC personnelPerform quality compliance assessments and verificationsPrepare daily and weekly inspection reportsQuaalification:Accredited Degree/Diploma in Polymer Technology, Mechanical Engineering, Composite Materials Engineering, or Polymer Science (or equivalent)Minimum 5 years of QC/Inspection experience, including 2 years in GRP/Composite structuresWorking knowledge of DNV-ST-C501 standardCertified Coating Inspector (NACE / AMPP / BGAS / CSWIP or equivalent) &ndash; Level 2.Apply/WhatsApp : +974 7735 1212Job Types: Full-time, PermanentPay: QAR12,000.00 - QAR13,000.00 per month

Material Preservation Inspector

Explore 35+ Grp pipe fabricator in Doha this November. Find roles across top companies and apply now to boost your career.