Julien Mercier
Senior Sales Engineer | Enterprise Pre-Sales & Industrial IoT Solutions
Nantes
Professional Summary
Senior Sales Engineer with extensive experience guiding enterprise clients through complex technical evaluations, solution architecture, and integration strategies in the industrial technology and software sectors.
Proven track record of bridging client technical constraints with commercial value, partnering with enterprise account teams to consistently surpass pipeline conversion and revenue targets.
Work Experience
Novasphere Technologies
Nantes, France
Senior Sales Engineer
Mar 2020 – Present
- Lead technical discovery and pre-sales architecture for enterprise IoT and telemetry platforms across EMEA, partnering with account executives on deals valued up to 1.8M EUR.
- Design custom proof-of-concept architectures integrating field telemetry protocols with enterprise cloud data pipelines for manufacturing clients.
- Author detailed RFPs, security assessments, and technical proposals, achieving a 42% win rate on competitive tenders over the past three fiscal years.
- Collaborate with product and engineering teams to translate recurring customer requirements into quarterly product roadmap enhancements.
Avenis Industrial Cloud
Rennes, France
Solutions Sales Engineer
Sept 2015 – Feb 2020
- Delivered technical demonstrations and solution sizing for cloud-connected industrial edge devices to manufacturing and logistics customers across Western France.
- Built reusable live demo sandboxes and API integration guides, shortening average evaluation cycles from nine weeks to five weeks.
- Conducted security and network architecture workshops with client IT departments to resolve on-premises connectivity bottlenecks.
Synapse Automations
Nantes, France
Pre-Sales Systems Engineer
Apr 2011 – Aug 2015
- Supported direct sales teams as the technical lead on mid-market supervisory control and data acquisition (SCADA) software packages.
- Executed hands-on technical proofs of concept and trained systems integrator partners on API and protocol connectors.
- Authored comprehensive statements of work (SOW) and transition documentation for post-sales delivery teams.
Education
École Centrale de Nantes
Diplôme d'Ingénieur (equivalent to Master of Science in Engineering) · Industrial Engineering and Information Systems · Nantes, France · Honours · Sept 2004 – Jun 2007
Specialized in industrial automation, enterprise network architectures, and technical project management. Completed a final thesis on enterprise resource integration.
Key Projects
Industrial Edge Showcase Platform
Jan 2023 – Sept 2023
- Designed a multi-site condition monitoring testbed connecting 200 factory sensors to a central ingestion engine to demonstrate platform latency under simulated packet loss.
- Created modular sales demonstration scripts adopted by seven regional sales engineers, streamlining client onboarding presentations.
Technical & Professional Skills
Technical Pre-Sales
Solution Architecture
RFP & Tender Response
Proof of Concept (PoC) Design
Enterprise IoT Systems
Cloud Architecture (AWS)
RESTful APIs & Webhooks
Industrial Protocols (OPC UA, MQTT)
Client Discovery & Qualification
Executive Presentations
Languages
French
C2
English
C1
German
B1
Certifications
AWS Certified Solutions Architect – Associate
Amazon Web Services · May 2023
TOGAF 9 Certified
The Open Group · Nov 2024
Volunteer Experience
Nantes Tech Mentors Network
Nantes, France · Oct 2021 – Present
- Industry Mentor
- Deliver guest lectures on modern pre-sales engineering, technical discovery, and solution scoping for graduating engineering students.