Quality Assurance Engineer (Mechanical)

ACCIONA is a global company, leading in the development of regenerative infrastructure that creates a positive impact on society. Our workforce consists of more than 65,000 professionals, present in more than 40 countries across the five continents, all contributing in our mission to design a better planet. Are you a passionate individual who wants to make a difference, promote sustainable development, and find solutions to the biggest global challenges including climate change, overpopulation, and water scarcity? Come and join us in building the infrastructure our planet needs to achieve a sustainable future.

Job Description

Base: Location base will be Edmonton, London E4 8JG, however some flexibility may be required to perform your duties from another site, or other premises owned, operated or designated by Acciona Branch, as reasonably necessary from time to time, to support NLHPP.

Role and Mission: The Senior QC Engineer – Mechanical Erection is responsible for assuring quality compliance during the erection, installation, inspection, and testing of boiler pressure parts, particularly water wall panels, economizers, headers, and associated piping systems.

The role ensures all construction activities are executed in full compliance with project specifications, applicable international standards, approved procedures, and Inspection & Test Plans (ITPs).

Main responsibilities: Quality Control & Inspection Lead and perform QC inspections for mechanical erection activities related to:

• Water wall panels

• Boiler pressure parts

• Headers, drums, and manifolds

• Structural supports and attachments

Verify erection activities comply with:

• Approved IFC drawings

• Method statements

• Inspection & Test Plans (ITPs)

Witness and record:

• Fit-up inspections

• Dimensional checks and alignment

• Torqueing and bolting activities

• Welding activities and heat treatment (PWHT where applicable)

Conduct material receiving inspections (MRI) and verification of vendor documentation.

Welding & NDT Control Ensure compliance with approved Welding Procedure Specifications (WPS) and Procedure Qualification Records (PQR). Verify welder and welding operator qualifications. Coordinate and verify Non-Destructive Testing (NDT) activities:

• VT, PT, MT, UT, RT as applicable

Review and approve NDT reports and welding records.

Documentation & Quality Records Maintain complete, accurate, and traceable QC documentation, including:

• Inspection reports

• Material certificates (EN 10204 3.1 / 3.2)

• Welding maps and logs

• NDT and test reports

Manage and close RFIs (Requests for Inspection). Raise, manage, and follow up Non-Conformance Reports (NCRs) and corrective actions.

Testing & Commissioning Support Witness and verify:

• Hydrostatic pressure testing

• Leak tests

• Flushing, blowing, and pre-commissioning activities

Ensure test results meet acceptance criteria and regulatory requirements.

Coordination & Supervision Supervise subcontractors’ quality activities and ensure compliance with contractual requirements. Support QA/QC Manager during audits, inspections, and client/third-party surveillance. Promote a strong quality and safety culture on site.

Required Skills and Competencies

Role Requirements:

• Bachelor’s Degree in Mechanical Engineering or equivalent.

• Minimum 5–8 years of experience in QC/QA roles for mechanical erection in:

  • Power generation
  • Boilers, HRSGs, or industrial plants

• Proven experience with boiler pressure parts erection and water wall panels.

• Strong knowledge of welding, NDT, and pressure testing.

• Certification in ISO 9001 Quality Management Systems (preferred).

• CSWIP / BGAS or similar inspection certifications (advantageous).

• Strong working knowledge to standards and codes:

  • BS / EN / European Standards
  • EN 12952 – Water-tube boilers and auxiliary installations
  • EN 13445 – Unfired pressure vessels
  • EN ISO 15614 – Welding procedure qualification
  • EN ISO 9606 – Welder qualification
  • ISO Standards
  • ISO 9001:2015 – Quality Management Systems
  • ISO 3834 – Quality requirements for fusion welding
  • NDT Standards
  • ISO 9712
  • ASNT SNT-TC-1A (where specified in project requirements)
  • Applicable UK regulations and statutory requirements

Skills & Competencies:

• Strong understanding of international codes and standards.

• Excellent documentation and reporting skills.

• Ability to work independently on site in a fast-paced environment.

• Strong communication skills with subcontractors, clients, and third parties.

• High attention to detail and problem-solving capability.

• Proficient in MS Office and QA/QC documentation systems.

As a company that values diversity as a source of talent, we work to foster an inclusive environment that promotes respect, belonging and engagement so that all people can participate on an equal opportunity basis. We invite everyone to apply regardless of origin, circumstances, background or condition.