Bac+2 BTS CIEL.

Cybersecurity, IT Networks & Electronics (CIEL) — 2-year State higher diploma (BTS, RNCP level 5)

The BTS CIEL (Cybersécurité, Informatique et réseaux Électronique) is a state-accredited Bac+2 diploma recognised by the French Ministry of National Education (UAI 0923177D). This versatile programme trains higher technicians for careers in digital infrastructure: deployment, securing, and maintenance of IT networks and electronic systems.

LevelBac+2

Duration2 years

FormatWork-study · Initial

RNCP CodeRNCP37391

Volume1 800 h

RecognitionState diploma

Programme overview

Over two years, through work-study or initial training in Asnières-sur-Seine, students develop dual expertise depending on their chosen option: Option A "IT and Networks" (network administration, virtualisation, cybersecurity) or Option B "Electronics and Communications" (electronic design, IoT, telecoms). 40% of training time is dedicated to practical workshops and real-world projects in partnership with companies.

Upon completion, graduates enter the workforce directly (job placement rate: 92% within 6 months) or continue towards a Licence Pro, a cybersecurity Bachelor, or a Mastère IA & Cybersécurité (programme available at Enerlab Academy).

Programme objectives

Goals of the programme:

Master network architectures and cybersecurity
Develop systems programming skills
Learn to deploy and secure IT infrastructures
Acquire digital electronics competencies
Master virtualisation and cloud tools

Admission & prerequisites

Required prerequisites and selection procedure:

General, technological, or vocational Baccalaureate
Recommended specialisations: NSI, Mathematics, Physics
Bac STI2D, Bac Pro SN (Systèmes Numériques)
Application file and motivation interview
Work-study option available with an apprenticeship contract

Detailed programme

Detailed teaching content:

Module	Year 1	Year 2	Coef.
Culture générale et expression	3h/semaine	2h/semaine	2
Langue vivante étrangère	2h/semaine	2h/semaine	2
Mathématiques	3h/semaine	3h/semaine	3
Culture économique et managériale	2h/semaine	2h/semaine	2
Informatique et réseaux	8h/semaine	8h/semaine	8
Électronique et numérique	6h/semaine	6h/semaine	6
Cybersécurité des systèmes	5h/semaine	5h/semaine	5
Projets techniques	4h/semaine	4h/semaine	4
Ateliers de professionnalisation	3h/semaine	3h/semaine	3

Skills acquired

Operational skills developed:

RNCP37391BC01: Option A: Study and design of IT networks
RNCP37391BC02: Option A: Operation and maintenance of IT networks
RNCP37391BC03: Option A: Data analytics and cybersecurity
RNCP37391BC04: Option B: Study and design of electronic products
RNCP37391BC05: Option B: Implementation of IT networks
RNCP37391BC06: Option B: Production and maintenance of electronic products

Career outcomes

Direct access to qualified positions on the market.

Network and telecoms technician Systems and networks administrator Cybersecurity technician IT technical support specialist Digital electronics technician IT maintenance technician

Salaries & sectors

Average gross annual salary

Junior (0-2 years)

24 000 – 28 000 € / year

Experienced (3-5 years)

28 000 – 32 000 € / year

Senior (5+ years)

38 000 – 45 000 € / year

Sources: APEC, France Travail, INSEE 2024 — gross annual salaries in Île-de-France.

Hiring sectors

IT Services Companies

Telecom operators (Orange, SFR, Free, Bouygues)

Internal IT (banks, insurance, industry)

Cybersecurity (CERT, SOC, audit)

Cloud providers (OVHcloud, Scaleway, AWS/Azure)

Datacenters and hosting providers

Industry 4.0 and IoT

Public administration (DSI, local government)

Sessions 2026-2027

Fall intake

September 2026 start

Applications until 30 Sept 2026 · late entry until 30 Nov 2026

Winter intake

18 January 2027 start

Enrolments until 31 Jan 2027 (or until seats fill) · late entry until 28 Feb 2027

Bac+2 BTS CIEL.