Job Description

Proof Inspector

Full Time

Derby

2 Shift Rotation: Mon – Thurs 6am – 2pm, Friday 6am – 12 noon. Mon - Thurs

1pm – 8.30 pm, Fri 11 – 5pm

Please note: To be considered for this role you must have completed a time-served apprenticeship to NVQ Level 3 (or equivalent).

Why Rolls-Royce?

An exciting opportunity has arisen for a Proof Inspector to join our Precision Casting Facility in Derby. The facility manufactures single crystal and directionally solidified turbine components for civil aerospace, supporting some of the world’s most advanced jet engines.

As a Proof Inspector, you will play a critical role in ensuring blades, fixtures and associated equipment meet stringent aerospace standards. You’ll be applying your technical expertise and precision skills to inspection processes that directly support the performance and safety of our engines.

At Rolls-Royce, we pioneer the power that matters to our customers, to society and to the planet.

We deliver the best jet engines in the world. Through intelligent innovation and active collaboration, we’re putting our customers at the forefront of the aviation industry and keeping them there. Our product portfolio powers more than 35 types of commercial aircraft, and with over 13,000 engines in service around the world: we’re keeping the world flying.

We offer excellent development opportunities, a competitive salary and exceptional benefits. These include bonus, employee support assistance and employee discounts.

What you’ll be doing:

As a Proof Inspector you will:

Program a Coordinate Measuring Machine (CMM) using MCOSOMOS Mitutoyo software, creating calibration programs for fixtures, model blades, Op proving and FAIR programs to validate production inspection processes.
Program and operate a 3D structured light system (GOM ScanBox) and analyse data using Polyworks IMInspect software to support calibration, tooling, reference data collection and FAIR validation.
Work closely with Operations and Engineering to prioritise workloads, providing shop floor support with CMM and GOM assets and troubleshooting.
Carry out First Article Inspections (FAI) on new turbine components, proving the integrity of production and inspection fixtures.
Use inspection tools such as sine tables, ball pins, slip gauges, micrometers, verniers and height gauges, applying trigonometry and advanced mathematical calculations.
Maintain blade inspection standards, including Quality Assurance Standard (QAS) audits of blade records, master blade storage and recording, and compliance with inspection and quality disciplines.

Who we’re looking for:

To be successful in this role, you’ll need:

A time-served apprenticeship to NVQ Level 3 (or equivalent) – essential.
Experience in programming Polyworks or other CAD software.

Desirable:

Practical experience in operating and programming CMM or 3DSL.
Strong understanding of casting, machining and tooling drawings, including geometric and dimensional tolerancing (ASME & ISO Standards).
Ability to perform trigonometry and compound angle calculations.
First principles measurement skills using sine tables, height gauges, sine bars and slip gauges.

Inclusion & Diversity

We are an equal opportunities employer and we’re committed to building a diverse workforce and an inclusive working environment. We believe that people from different backgrounds and cultures give us different perspectives, which are crucial to innovation and problem-solving. The more diverse perspectives we have, the more successful we’ll be. By building a culture of caring and belonging, we give everyone who works here the opportunity to realise their full potential.

You can learn more about our global Inclusion strategy here: Our people | Rolls-Royce

Grade: Derby Works (DDH) 4

Closing Date: 24th October 2025

For further information please contact: Jaspreet Bagga

Job Category

Factory Staff