Mechanical/Welding Engineer (Hay level 14/C3) Internal/External

Job Purpose

Designing, developing, and optimising welding processes, procedures, and systems to ensure structural integrity, compliance, and production efficiency in a manufacturing environment. Develops and maintains Welding Procedure Specifications (WPS) and ensures adherence to standards such as ASME, EN, and ISO 3834. It integrates mechanical engineering expertise to evaluate and improve machine performance, reliability, and equipment suitability. Also oversees quality control systems, weld inspection processes, and compliance assurance in collaboration with production and QC teams. In addition, it drives the implementation of advanced welding technologies, including weld map development and process digitalisation. Overall, the position ensures safe, reliable, and cost-effective manufacturing through continuous improvement and engineering excellence

Key Performance Areas

Job Requirements

1. Welding Engineering & Fabrication.

• Develop, qualify, and maintain welding procedures (WPS/PQR) in accordance with standards (ISO, AWS, ASME where applicable)
• Define welding parameters for MIG, TIG, MMA, SAW, and automated welding systems
• Ensure weld quality compliance through NDT coordination (UT, RT, MT, PT)
• Troubleshoot welding defects (porosity, cracking, distortion, lack of fusion)
• Support fabrication processes including jigs, fixtures, and assembly methods

2. Mechanical Engineering & Machine Performance

• Evaluate and optimize machine performance and utilisation across welding, machining, and fabrication equipment
• Conduct root cause analysis (RCA) on equipment failures and production downtime
• Improve Overall Equipment Effectiveness (OEE) through engineering interventions
• Analyse machine capability, cycle times, and bottlenecks

Support installation, commissioning, and validation of new machinery

3. Equipment Reliability & Maintenance Engineering Support.

• Work closely with maintenance teams on preventive and predictive maintenance strategies
• Perform failure mode analysis (FMEA / RCM principles) on critical equipment
• Improve equipment reliability through engineering redesigns and upgrades
• Evaluate spare parts criticality and lifecycle performance

Reduce unplanned downtime through structured reliability programs

4. Technical Evaluation of Machines & Equipment

• Assess and approve new equipment specifications and procurement technical evaluations
• Conduct machine capability assessments and benchmarking
• Evaluate supplier technical proposals for welding, machining, and fabrication equipment
• Verify installation compliance and acceptance testing (SAT/FAT)

Ensure machines meet safety, productivity, and quality requirements

5. Continuous Improvement & Manufacturing Excellence

• Lead Lean Manufacturing and Kaizen initiatives
• Drive cost reduction projects (material, consumables, energy, downtime)
• Improve welding cycle times and machining efficiency
• Implement standardised work and process optimisation
• Support digitalisation initiatives (data collection, machine monitoring)

6. Quality Assurance & Compliance

• Ensure compliance with ISO 3834, ISO 9001, ASME, AWS codes (as applicable)
• Support internal and external audits
• Manage welding traceability and documentation systems
• Work closely with QC engineers on inspection standards and approvals

7. Cross-Functional Collaboration

• Work with Planning, Production, Maintenance, Quality, and Engineering teams
• Provide technical training and mentorship to welding and machine operators
• Support project engineering during new product introduction (NPI)

8. SAFETY

• Comply with Necsa's health and safety requirements
• BBS observations and safety incidents.
• Promote a Nuclear Safety Culture within NECSA group
• Contribute to improvement or streamlined world class safety systems

Key Knowledge & Skills:

• Knowledge of materials, fabrication processes, quoting and legal implications
• Interpretation of technical drawings
• An ability to understand and assess technical problems, enabling you to
• generate solutions through application of process knowledge, experimental trials
• and process development.
• The ability to identify and develop leads during technical conversations and to
• generate ideas for internal/external/collaborative development projects.
• Excellent planning and organisation skills applicable to scoping, launch and delivery of projects to time, cost and quality targets.

Technical and Behavioral Competencies

• Problem Solving
• Analytical Thinking & Attention to Detail
• Time & Self-Management
• Drive (Results Orientation)
• Assertiveness
• Excellence / Quality Orientation
• Relationship Building
• Customer Service Orientation
• Communication
• Teamwork
• Safety Orientation

Minimum Qualifications:

• Diploma in Engineering (Metallurgical/Welding or Mechanical)
• Degree in Engineering(Metallurgical/Welding or Mechanical)- added advantage
• General computer literate to at least intermediate level (Windows, MS Project, MS Word and Excel)

Minimum Experience

• Minimum 3-5 years in Welding or fabrication environment and Machineshop environment.
• Foundational knowledge of welding processes (SMAW, GMAW, GTAW, FCAW, SAW)
• Familiarity with metallurgy, heat treatment, and material behavior under stress
• Strong analytical and problem-solving skills
• Proficiency with CAD software and inspection tools

Closing date: 20 August 2026

CONTACT PERSON: Ms. Brenda Berries

Tel: 012 305 3099

Building: H Building

Room: 318

Please apply online https://necsa.mcidirecthire.com/External/CurrentOpportunities before the closing date

Important: Necsa Group is an equal opportunity employer committed to the principles of the Employment Equity Act. In filling this position, preference may be given to suitably qualified candidates from designated groups, in line with the organization’s Employment Equity objectives.

By applying for this position, applicants acknowledge and consent to Necsa Group conducting the necessary pre-employment checks. These may include verification of educational qualifications, employment history, and, where relevant to the position, criminal and credit checks through registered credit bureaus and/or the South African Police Service, particularly for roles involving trust, honesty, or the handling of cash and finances. Necsa Group reserves the right to withdraw this advertisement at any time prior to the closing date. Furthermore, the organization reserves the right not to make an appointment should a suitable candidate not be identified