Job profile 2026

What is a mechanical engineer? Job profile, salary and hiring in 2026

The mechanical engineer designs, calculates and develops parts, machines and installations: sizing, choice of materials, testing and industrialisation. In energy, they work on pressure equipment, turbines, boilers or structures subject to demanding design codes.

In brief: mechanical engineer salary, €35-40k at the start of a career, €60-70k after ten years. Source: Pay barometer Industry and Energy 2026, Volta Executive; Energy and Transition barometer 2026, Volta Executive, updated on 8 October 2026.

By Florian Beurtey, engineer and founder of Volta Executive. Published on 8 October 2026, updated on 8 October 2026.

Mechanical engineer : the role in figures

Mechanical engineer salary€35-40k at the start of a career, €60-70k after ten years
Stress engineer salary (nuclear)€34-41k to €62-73k
Shortage levelHigh for stress and mechanical engineers (aerospace, nuclear, defence)
Common qualificationsEngineering degree or master's in mechanical engineering

Duties of the mechanical engineer

  • Design and size parts, machines or installations
  • Carry out or manage strength and fatigue calculations
  • Choose materials and manufacturing processes
  • Run tests and analyse failures
  • Support industrialisation and suppliers

Skills required

  • Structural analysis and numerical simulation
  • Computer-aided design
  • Materials, manufacturing processes, tolerancing
  • Design codes and standards of their sector
  • Documentation rigour and justification of choices

Reference codes and standards

EurocodesEuropean standards for structural design
RCC-MDesign and construction rules for mechanical components of nuclear islands
PEDEuropean Pressure Equipment Directive

Training to become a mechanical engineer

  • Engineering degree in mechanical engineering, Bac+5
  • Master's in mechanical or structural engineering, Bac+5

Career paths

  1. Design or stress engineer
  2. Project engineer or project manager
  3. Head of the design office
  4. Technical director

Salary of the mechanical engineer in 2026

National basis, fixed annual gross, excluding variable pay and role allowances. The Paris and region columns are derived from the barometer's reference framework (Paris about 12% higher, regions about 5% lower, except for roles in extreme shortage, which are aligned with the national figure).

Mechanical engineer

SeniorityNationalParisRegion
0 to 2 years35–40 k€39–45 k€33–38 k€
2 to 5 years40–50 k€45–56 k€38–48 k€
5 to 10 years50–60 k€56–67 k€48–57 k€
10+ years60–70 k€67–78 k€57–67 k€

Design and stress engineer (nuclear, RCC-M)

SeniorityNationalParisRegion
0 to 2 years34–41 k€38–46 k€32–39 k€
2 to 5 years41–50 k€46–56 k€39–48 k€
5 to 10 years50–62 k€56–69 k€48–59 k€
10+ years62–73 k€69–82 k€59–69 k€

Variable pay remains limited in these roles; moving into management or technical leadership is what makes the real difference in salary.

Source: Pay barometer Industry and Energy 2026, Volta Executive; Energy and Transition barometer 2026, Volta Executive. Figures in €k gross per year.

The full barometer, role by role

This profile reproduces part of the grids of Volta Executive's 2026 Industry and Energy Pay Barometer. The barometer covers every role in industry and energy, with lead times and shortage levels.

Mechanical engineer : the market in 2026

€35-40k

Fixed salary at the start of a career

€60-70k

Fixed salary after ten years

High

Shortage of stress and mechanical engineers (Volta's list of 52 roles in short supply)

Stress and mechanical engineers are fought over by aerospace, nuclear, defence and R&D. Profiles experienced with demanding codes (RCC-M, Eurocodes) are rare and in post.

Who is hiring

Equipment and machine manufacturers, aerospace and defence, nuclear, energy (turbines, boilers, pressure equipment), engineering firms.

Hiring a mechanical engineer?

Experienced mechanical engineers are fought over by several sectors. Volta Executive recruits experienced engineers, managers and heads of design offices through direct search.

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Frequently asked questions about the role of the mechanical engineer

What is a mechanical engineer's salary in 2026?

According to the Volta Executive 2026 pay barometer, on a national basis and fixed annual gross: €35-40k at the start of a career and €60-70k after ten years.

What does a mechanical engineer do?

They design and size parts, machines or installations, choose materials, run tests and support industrialisation.

What training do you need to become a mechanical engineer?

An engineering degree in mechanical engineering or a master's in mechanical engineering, Bac+5.

Which sectors does a mechanical engineer work in?

Equipment and machine manufacturing, aerospace and defence, nuclear, energy, engineering firms.

Are salaries higher in Paris?

The site's grids are written on a national basis. For an equivalent role, Paris is about 12% higher and the other regions about 5% lower, on fixed pay.