Welding Specialist

Flowserve Chile S.p.A.; Nagar; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

Flowserve Chile S.p.A. seeks an experienced Senior Welding Engineer with 10+ years of hands-on welding experience, preferably in valve manufacturing.

The role covers welding of cast materials, hardfacing, and repair welding, with deep knowledge of welding codes and quality control for critical components. The ideal candidate will lead welding engineering, process development, and continuous improvement efforts in line with ASME IX, API, and customer specifications.

Qualifications

• Bachelor’s Degree in Welding Engineering or related field.
• Mechanical/Metallurgical engineering background required.
• Minimum 10+ years of welding engineering experience in valve or related industries.

Responsibilities

• Develop, qualify, and optimize welding procedures (WPS/PQR/WPQR) for production and repair welding.
• Establish welding parameters for cast carbon steel, stainless steel castings, alloy steels, duplex/super duplex, high-temperature alloys.
• Lead welding activities for hardfacing, overlay welding, seal welds, steam jacket welding and pressure retaining welds.
• Define welding sequences, heat input controls, preheat/interpass temperatures, and PWHT requirements.
• Develop and monitor overlay welding and hardfacing using critical alloys; ensure dilution control and hardness specs.

Skills

GTAW

SMAW

GMAW

FCAW

SAW

Troubleshooting

Analytical skills

Leadership

Team management

Coordination

Documentation

Reporting

Customer deadlines

Education

Bachelor’s Degree in Welding Engineering

Mechanical Engineering

Metallurgical Engineering

Job description

Position Summary:

We are seeking an experienced and highly skilled Senior Welding Engineer with more than 10 years of hands‑on experience in welding engineering, preferably within the valve manufacturing industry. The candidate must possess strong expertise in welding of cast materials, hardfacing, overlay welding, repair welding, welding procedure qualification, and quality control for critical pressure‑containing components.

The ideal candidate should have extensive exposure to industrial valves used in oil & gas, petrochemical, refinery, power, and process industries, with strong knowledge of international welding codes, metallurgy, and production optimization.

Key Responsibilities

Welding Engineering & Process Development

• Develop, qualify, and optimize welding procedures (WPS/PQR/WPQR) for production and repair welding activities.
• Establish welding parameters for: Cast carbon steel
• Stainless steel castings
• Alloy steels
• Duplex & Super Duplex materials
• High‑temperature alloys
• Lead welding activities for: Hardfacing
• Overlay welding
• Seal welds
• Steam jacket welding
• Pressure retaining welds
• Define welding sequences, heat input controls, preheat/interpass temperature requirements, and PWHT requirements.

Hardfacing & Overlay Expertise

• Develop and monitor overlay welding and hardfacing processes using: Stellite
• Inconel
• SS overlays
• Cobalt‑based alloys
• Nickel‑based alloys
• Ensure proper dilution control, overlay thickness, bond integrity, and hardness requirements.
• Troubleshoot cracking, porosity, lack of fusion, distortion, and metallurgical failures.

Casting & Repair Welding

• Evaluate casting defects and define acceptable repair welding methods.
• Coordinate with foundries regarding weld repair procedures and acceptance standards.
• Ensure repair welding complies with customer specifications and applicable standards.

Quality & Compliance

• Ensure compliance with: ASME Section IX
• API standards
• ASTM material specifications
• Customer specifications (Aramco, ADNOC, Shell, etc.)
• Support NDT activities including: RT
• PT
• MT
• UT
• PMI
• Ferrite testing
• Hardness testing
• Participate in customer inspections and third‑party audits.

Production & Continuous Improvement

• Improve welding productivity, quality, and consumable utilization.
• Reduce weld repair rates and rework through root cause analysis.
• Support automation initiatives and welding process standardization.
• Train and mentor welding supervisors, operators, and inspectors.

Documentation & Technical Support

• Prepare technical documentation including: WPS/PQR
• Weld maps
• Repair procedures
• Weld data sheets
• NCR and CAPA reports
• Provide technical support during customer audits and qualification trials.

Required Qualifications

• Bachelor’s Degree / Diploma in: Welding Engineering
• Mechanical Engineering
• Metallurgical Engineering
• Minimum 10+ years of relevant experience in welding engineering.
• Strong preference for candidates from: Valve manufacturing
• Pressure vessel manufacturing
• Oil & gas fabrication
• Critical casting industries

Mandatory Technical Skills

• Expertise in GTAW, SMAW, GMAW, FCAW, SAW processes.
• Strong knowledge of: Hardfacing
• Overlay welding
• Cast material welding
• Dissimilar metal welding
• Knowledge of metallurgy related to: Duplex/Super Duplex
• WC6/WC9
• F91/P91
• Stainless steels
• High alloy steels
• Familiarity with welding automation and mechanized welding systems preferred.
• Ability to interpret engineering drawings, welding symbols, and customer specifications.

Preferred Certifications

• CSWIP / AWS / IWE / IWT certification preferred.
• NDT Level II knowledge is an added advantage.

Key Competencies

• Strong troubleshooting and analytical skills
• Leadership and team management capability
• Excellent coordination with production, QA/QC, and customers
• Strong documentation and reporting skills
• Ability to handle critical customer requirements and deadlines