Marius's CVExperience

Experience: engineer, officer, B2B sales

Marius Yvard is an engineering student at Arts et Métiers ParisTech (ENSAM), a former French Navy officer and a B2B salesperson. Nine positions, two schools: from the bridge of a French Navy ship to selling a voice AI.

Updated:

  1. 2019 Engineering prep classes
    Nantes
  2. 2022 Arts et Métiers
    ENSAM
  3. 2024 French Naval Academy
    Navy officer
  4. 2025 IPGP
    Seismology research
  5. 2026 B2B SaaS/AI
    Paris
  6. Sept. 2026 Your company?
01

Experience

March 2026
→ Today

Business Developer & Automation Engineer

Brainmood · Paris · Freelance
  • Managing a qualified pipeline of €3.2M ARR potential (CAC40, scale-ups).
  • Antigravity OSINT: Node.js bot (Puppeteer Stealth) identifying and enriching decision-makers, extracts recruitment tensions and dissatisfaction signals from Glassdoor and LinkedIn, synced to CRM.
  • Antigravity Prospector: LLM orchestration (Gemma 7B) converting raw signals into LinkedIn prospecting (simulates human behaviour directly inside a LinkedIn page: connection, note, follow-up, objection replies) plus automated email, synced via ExcelJS.
Pipeline €3.2M ARR Node.js · Puppeteer Stealth LLM · Gemma 7B · Ollama OSINT · Signal intelligence Automation CRM LinkedIn prospecting
Feb. 2026
→ Today

Business Developer, Voice AI

Workforce AI · Paris · Freelance
  • Field prospecting (7 Parisian districts): 100+ restaurants in a qualified pipeline within 4 weeks.
  • Built a ROI model quantifying missed-call losses (≈ €6,000/month), used as the central persuasion lever with business owners.
  • Multichannel iteration (on-site visits, LinkedIn, SMS). Integration: Zenchef, TheFork, OpenTable and 150+ POS systems.
B2B sales · SaaS / AI Field prospecting ROI model Pipeline of 100+ restaurants LinkedIn Sales Navigator B2B Closing
Jan. 2026
→ Today

Private Tutor

Complétude & Vespera · Paris · Freelance

Maths tutoring for high school and university students. I do it above all out of passion: I love explaining, clarifying and making things accessible, and making sure lessons stay enjoyable.

Teaching Mathematics Physics & chemistry High school · Prépa Popularisation
Aug. to Nov. 2025
Buildings of the Institut de Physique du Globe de Paris
Campus IPGP, Paris

Scientific Research Internship

Institut de Physique du Globe de Paris (IPGP) · On-site
  • Detection of repeating earthquakes in the Lesser Antilles subduction zone via template-matching on 20 years of continuous seismic data.
  • Python / ObsPy development: cross-correlation, spectral analysis, interplate slip estimation.
  • Co-author of a scientific publication. Optimisation of the open-source tool Requake.
Python · ObsPy Seismology · Template matching 20 years of seismic data Scientific publication Open Source · Requake Spectral analysis
2024 to 2025
View from the bridge of a French Navy ship
At sea

Naval Officer

French Navy · Brest & Paris
  • Leadership and command: team management at sea and on land, decision-making under stress.
  • Strategic deterrence culture and operational management of major risks.
  • 2023-2024 · Paris : Senior Military Staff Preparation (PMS)
  • 2024-2025 · Brest : Maritime, Military and Human Training, French Naval Academy
Leadership & command PMS officer training · Paris French Naval Academy · Brest Crisis management Strategic deterrence
June to July 2023

Industrial Internship

Chantiers de l'Atlantique · Saint-Nazaire
  • Monitoring of naval manufacturing processes: quality documentation, welding and industrial logistics.
  • Coordination of thousands of contractors on a single site (industrial complexity at real scale).
Shipbuilding Quality · Welding Industrial logistics Cross-trade coordination
June 2021
to August 2023

Independent Delivery Driver

Uber · Paris

Independent activity carried out alongside prep school and engineering school. Autonomous management (scheduling, urban logistics), daily contact with the restaurant ecosystem. Self-funded studies.

Self-funded studies Urban logistics FoodTech Independent management
July to August 2021

Maintenance Agent

Pierre & Vacances France · Fixed-term · Pornichet

Seasonal job in Pornichet. Accommodation upkeep, coordination with reception and maintenance teams.

Teamwork Attention to detail Service
June to July 2019

Salt Harvester

Le Guérandais · Fixed-term · Guérande

Salt harvesting in the Guérande marshes. Manual work under open sun, requiring know-how that cannot be improvised.

Manual work Attention to detail Craftsmanship
02

Education

General Engineering Degree

Arts et Métiers ParisTech (ENSAM)
2022 → 2027 (ongoing)

Mechanics, thermodynamics, materials, project management. A programme that teaches you to frame the right problem before looking for a solution.

Master's, Naval Officer

French Naval Academy
Aug 2024 to Dec 2025

Naval officer training. You learn to decide when information is incomplete, to lead a team that did not choose you, and to stay calm when nothing goes as planned.

Preparatory Classes PTSI/PT* (Sciences)

Lycée Eugène Livet · Nantes
Sept 2020 to June 2022

Two years of high-pressure work in Nantes. Maths, physics, engineering sciences and many late nights.

Scientific Baccalauréat, High Honours

Lycée Grand Air · La Baule
2020

Science track. Graduated with High Honours.

Certifications & Continuing Education

LinkedIn Learning · 7 certifications
March 2026

Publishing effectively on LinkedIn · Question-based selling · Social media branding · Sales effectiveness · and 3 more.

03

Skills

Sales & Business Dev
  • Business Development B2B
  • Outbound & inbound prospecting
  • Full SaaS sales cycle
  • Closing & negotiation
  • LinkedIn marketing & branding
  • Client relationship management (F&B)
Sciences & Engineering
  • Seismology & seismic risk analysis
  • Template-matching (signal processing)
  • Scientific research methods
  • Engineering sciences (PTSI/PT*)
  • Assembly & production processes
  • International organisations & CBRN
AI, Code & Automation
  • Node.js · Puppeteer Stealth
  • Python · scientific computing
  • Open-source LLM · Gemma · Ollama
  • Claude · Gemini · NotebookLM
  • Web scraping · OSINT
  • GitHub · HuggingFace · MATLAB · JSON · ExcelJS
Leadership & Soft Skills
  • Command & decision-making under pressure
  • Teamwork & adaptability
  • Teaching & pedagogy
  • Critical thinking & problem solving
  • Analytical & editorial writing
  • Anti-corruption & institutional ethics
🇫🇷 French Native
🇬🇧 English TOEIC 920 / 990
04

Volunteering

Tutor

Les Cordées de la Réussite · Civil rights & social action
Sept. 2024 to Dec. 2025 · 1 yr 4 mo

Reservist

Préparation Militaire Supérieure Marine · État-Major
Sept. 2023 to June 2024 · 10 months

Volunteer

AFEV · Civil rights & social action
Oct. 2022 to June 2023 · 9 months

Does the profile fit?

6-month internship from September 2026 · Paris or an English-speaking country · reply within 24 hours.

Schedule · 30 min Email me
One-page CV (PDF) ↓