Electrical Design Engineer (EN-EL-DDO-2026-34-GRAP)

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CERN seeks an Electrical Design Engineer to lead low voltage distribution design and protection studies for the accelerator complex, initially under senior guidance with growth into SPS LV renovations and UPS upgrades. Expect to produce LV calculations, single-line diagrams, lighting and earthing studies, using ElecCalc, Caneco, EPLAN, AutoCAD and DIALux. Requirements: Master’s with 2–6 years or PhD with up to 3 years, eligible as a CERN Member or Associate Member State national, fluent in English or French with plans to learn the other. Onsite Geneva, 40h/week, 24 months with extension; benefits include tax-free CHF 6,372–7,004 monthly, health and pension. Apply by tailoring CV to LV design, highlighting protection and earthing, MV exposure, software skills, and addressing closing/start dates.

Job Description

CERN's Electrical Engineering Group manages power distribution from high to low voltage, fibre optics, and cabling for the accelerator complex. Within the Electrical Design and Documentation Office, you will support electrical design activities under senior guidance across key projects, including low voltage network renovation of the SPS electrical substations, upgrades of the Meyrin Computer Centre UPS network, and design support during Long Shutdown 3 on various projects. Your role focuses on low voltage distribution design, equipment sizing, protection and lighting studies, progressively leading to more complex project responsibilities.

Your responsibilities

• Design electrical distribution circuits.
• Prepare calculation notes, lighting studies and earthing studies.
• Prepare the respective design drawings related to single line diagrams.
• Prepare bills of material for electrical-related equipment.

More information here.

Your profile

• Hands on experience in the design of low voltage distribution networks (LV calculation notes, equipment dimensioning, selectivity studies and protection).
• Hands-on experience with low voltage design calculation tools (ElecCalc, Caneco or similar software).
• Experience on secondary design with E-PLAN or similar software would be a benefit.
• Experience in the design of medium voltage distribution networks would be a benefit.

Skills

• Knowledge of LV standards, LV protection, indirect contact protection, knowledge of different types of earthing systems and safety networks).
• A good understanding of power systems; voltage drop calculations, short circuit calculations and dimensioning of cables and equipment.
• Proficient in AutoCAD or similar.
• Proficient in the design of lighting systems for buildings and external areas using DIALux.
• Spoken and written English or French, with a commitment to learn the basics of the other language.

Eligibility criteria:

• You are a national of a CERN Member or Associate Member State.
• You have a professional background in Electrical Engineering (or a related field) and have either:
  • a Master's degree with 2 to 6 years of post-graduation professional experience;
  • or a PhD with no more than 3 years of post-graduation professional experience.
• You have never had a CERN fellow or graduate contract before.

Additional Information

Job closing date: 15.03.2026 at 23:59 CET.

Contract duration: 24 months, with a possible extension up to 36 months maximum.

Working hours: 40 hours per week

Job flexibility: Fully Onsite

Target start date: 01-June-2026

This position involves:

• Work in Radiation Areas.
• Interventions in underground installations.
• A valid driving licence.

Job reference: EN-EL-DDO-2026-34-GRAP

Field of work: Electrical or Electronics Engineering

Benchmark job: 200030 - Electrical Engineer

Global Benefits

• A monthly stipend between 6372-7004 Swiss Francs per month (tax free) depending on your degree.
• 30 days of paid leave per year plus 2 weeks annual closure.
• Coverage by CERN’s comprehensive health insurance scheme (for yourself, your spouse and children), and membership of the CERN Pension Fund.
• Family, child and infant monthly allowances depending on your individual circumstances.
• A relocation package (installation grant and travel expenses) depending on your individual circumstances.
• Possibility to extend your contract up to 36 months.
• On-the-job and formal training including language classes.

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