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Stephane N'Ze NkalaSN

Stephane N'Ze Nkala

Expert Calculation Engineer

€350/day
Trappes, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Stephane

Dear Sir, Madam,

Allow me to offer you my engineering services, where I will act as an independent structural calculation engineer on one or more of your projects. Indeed, with my experience and skills in structural calculation using both analytical methods and the finite element method, I am convinced that my professional experiences, my technical skills, my knowledge of calculation codes and standards, and my mastery of numerical simulation software such as ANSYS Workbench make me an ideal candidate for this position.

Holder of a general engineering degree with a specialization in mechanics from the Ecole Nationale d'Ingénieur du Val de Loire in 2008 and with 18 years of experience in design offices, I have had the opportunity to work on large-scale projects with multidisciplinary teams, which has allowed me to acquire both a global and detailed vision of design and development processes.

Working as an independent engineer is an opportunity for me to put my skills and experience at the service of your company, while contributing to its development and success.

I remain at your disposal for any further information.

Looking forward to bringing my expertise to your company, please accept, Dear Sir, Madam, the expression of my distinguished greetings.

Sincerely,

Stephane N'ZE NKALA
Expert Calculation Engineer
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Conversational

Can work on-site
Trappes (up to 50km), Paris (up to 50km)

Experience

  • Fives Stein
    Expert Calculation Engineer
    MECHANICAL ENGINEERING
    April 2026 - May 2026 (1 month)
    Maisons-Alfort, France
    General Context:

    Industrial engineering group, Fives designs and manufactures process equipment, production lines, and turnkey plants for the biggest industrial players in the aluminum, steel, and glass, automotive and logistics, cement, energy, and sugar sectors.
    YONGFENG Project:mechanical study of a pressure casing and a strip driving equipment (SNOUT)
    Masteel Project:mechanical study of a pressure casing

    Missions Performed:

    The main mission is to carry out and monitor the design and calculation activities of mechanical equipment on projects (assembly/revamping of steel reheating furnaces and galvanizing lines):
    • Development of modeling and design of proprietary equipment and internally designed rotating equipment (e.g., drive rollers, sealing boxes, etc.) (using Ansys Spaceclaim)
    • Performing calculations for mechanical equipment from scratch (using Ansys Workbench)
    • Analysis of results and search for solutions
    • Writing calculation notes
    • Writing methodology documents
    • Presentation of Strength of Materials (SoM) and Finite Element Method (FEM) to the engineering team
    • Contribution to continuous improvement
    Ansys Workbench Mechanical Calculation Structural Calculation Finite Elements Calculation Note
  • TRACTEBEL ENGINEERING
    Structural Calculation Engineer
    CIVIL ENGINEERING
    June 2025 - December 2025 (6 months)
    Saint-Ouen, France
    General Context:

    Tractebel Engineering supports individuals in their energy and environmental projects, offering sustainable and adapted solutions. With over 100 years of experience and ISO 9001 and ISO 45001 certifications, quality and safety are at the heart of its commitments. Tractebel is involved in renewable energies, wood energy, as well as water and infrastructure management. Its expertise combines innovation and respect for the planet to concretely improve your daily life. The Snowy 2.0 hydroelectric power plant is a pumped-storage power plant project in Australia, in New South Wales. Its construction began in 2020 and is scheduled for completion in 2026.

    Missions Performed:
    • Static analysis under self-weight using ANSYS Workbench of an underground hydraulic dam in Australia
    • Harmonic and vibratory dynamic analysis using ANSYS Workbench of the hydraulic dam
    • Verification of the overall dynamic stiffness of the civil engineering structure
    • Verification of displacements and accelerations of reinforced concrete slabs

    Technical Environment:

    ANSYS APDL, ANSYS WORKBENCH, SPACECLAIM, DESIGN MODELER, OFFICE SUITE
    Ansys Workbench Structural Calculation Mechanical Calculation Autonomy APDL
  • HG Consulting
    Structural Calculation Engineer
    ENERGY AND UTILITIES
    March 2025 - June 2025 (3 months)
    Cernay, France
    General Context:

    Engineering services company EURL
    • Calculation justification study for lifting equipment, storage accessories, and scaffolding for EDF (CNPE of Dampierre and Gravelines)
    • Calculation justification study for the floors of units 1 to 6 of CNPE Gravelines (EDF)

    Missions Performed:

    • Structural calculation and mechanical strength verification using the finite element method on lifting equipment under Ansys Workbench (EDF: CNPE of Dampierre and Gravelines)
    • Structural calculation and mechanical strength verification using the finite element method on storage accessories under Ansys Workbench (EDF: CNPE of Dampierre and Gravelines)
    • Structural calculation and mechanical strength verification using the finite element method on the floors of units 1 to 6 of CNPE Gravelines (EDF)

    Technical Environment:

    ANSYS APDL, ANSYS WORKBENCH, SPACECLAIM, DESIGN MODELER, FLUENT, OFFICE SUITE
    Ansys Workbench Structural Calculation Calculation Note Mechanical Calculation Finite Element Analysis

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Education

  • General Engineering Degree (Mechanical Specialization)
    Ecole Nationale d'Ingénieurs du Val de Loire (ENIVL)
    2008
    Ecole d'ingénieurs située à Blois dans le Loire-et-Cher formant des ingénieurs généralistes avec au total 5 années de formation dont les 2 premières années qui sont des classes préparatoires et constituent un enseignement en tronc commun et les trois dernières une spécialisation dans le domaine des achats, de la sûreté de fonctionnement et de la mécanique (option : Production, Méthodes, Automobile et Transport).
  • DEUG MIAS
    Faculty of Sciences (Reims)
    2004
    Mathématiques, Informatique et Applications aux Sciences

Skill set

Categories