# Safety rests on rare hands-on skills held by your experts.

In nuclear and energy, critical maintenance and safety tolerate no execution gap. Yet the rarest hands-on skills — diagnosis, in-zone intervention, sensitive checks — are often mastered by a handful of experts nearing retirement. Sinfony captures this know-how to preserve operational mastery beyond individuals.

![Stylized illustration of a nuclear power plant and modern energy infrastructure.](/assets/img/secteurs-energie/hero-nucleaire-energie.webp)

## When the safety-critical action hangs on a few people.

Critical maintenance of an energy facility calls on sharp skills: preparing an intervention, working in constrained environments, reading the weak safety signals. This know-how takes years in the field to acquire and transfers poorly through the written procedure alone.

With waves of retirements and pressure on recruitment, dependency on these key people becomes a direct risk to facility availability and safety. Formalizing and transferring these rare actions is a continuity priority.

9.6 years

median tenure among 55–64-year-olds: the holders of rare skills leave, without always having passed them on.

Source: US Bureau of Labor Statistics

39%

of skills will be transformed or obsolete by 2030: critical-maintenance actions must renew continuously.

Source: World Economic Forum, Future of Jobs Report 2025

## Capture the rare action before it disappears.

Three levers to secure safety and critical maintenance, for the long run.

[Consulting

### Consulting

We capture the rare hands-on skills of critical maintenance, formalize them and transfer the method to preserve safety beyond your experts.

See consulting →](/en/consulting/) [Training

### Academy

Ready-to-deploy modules to align HSE, safety and cybersecurity fundamentals across all your sites.

Explore the catalog →](/en/academy/) [Platform

### Learning Suite

Deliver and track qualification paths with auditable certificates, audit-ready traceability and hosting in the European Union.

See the platform →](/en/learning-suite/)

## Mastery, independent of departures.

What our industrial clients see once their critical actions are captured.

−95%

training-related errors

−90%

documentation / training gap

100,000+

people trained

25 years

of sector expertise

## Preserve your rare hands-on skills.

A Sinfony expert works with you on your critical safety and maintenance know-how.