Germán David Sastre Rivera

Mechanical Engineer, pursuing a Master in Aerospace Engineering, Project planner, supervisor and non-destructive Testing Inspector

Munich, Bavaria, Germany

About

Mechanical Engineer from the university Escuela Colombiana de Ingeniería Julio Garavito, bilingual (English C1 – IELTS certified) and actual student of The Technical University of Munich doing a Master Science in Aerospace. Specialized in project supervision and planning, quality inspection of equipment and steel structures using Non-Destructive Testing (NDT), and structural design calculations. Experienced in project planning, CAD modeling, schedule development, technical documentation, strength of materials analysis, hydraulic and thermal machinery, and technical reporting. Proven leadership ability in coordinating multidisciplinary teams and delivering engineering projects with a high level of responsibility and commitment.

Experience

  • GERSA INGENIERÍA S.A.S. (Nobsa, Boyacá, Colombia)
    • Predictive Maintenance Engineer implementing Non-Destructive Testing (NDT)
      Feb 2023 - Jul 2025 · 2 yrs 6 mos

      Predictive Maintenance Engineer implementing Non-Destructive Testing (NDT) for wear measurement and integrity inspection of critical equipment and components used in cement production, including crushers, vertical mills, horizontal mills, fans, bucket elevators, and rotary kilns at the Holcim plant in Nobsa. Achievements • Implemented quality-verified inspection and measurement procedures within the predictive maintenance program to monitor the condition of components in the grinding, crushing, and material transport systems used in cement production. Preventive actions were taken and corrective measures were recommended when necessary for each piece of equipment inspected at the Holcim plant in Nobsa.

    • Project Leader for the Structural Analysis of Holcim Concrete Plants
      Feb 2024 - Mar 2024 · 2 mos

      Led a cross-functional team to implement silo and hopper inspection services in concrete plants, focusing on structural analysis through the use of simulation software and Non-Destructive Testing (NDT).

    • Project Planning Engineer
      Jan 2022 - Jan 2023 · 1 yr 1 mo

      Led and directed project planning for multiple initiatives, including Pressed Clinker Dosing to MC1, Packaging Silo Discharge Upgrade, Baghouse Filter 423 – FM1 Restoration, Coal Blending Diverter Valve, and the CKD Compressed Air Network System, within the Projects Department at the Holcim Nobsa cement plant.

  • Project Supervisor (Engineering) at MANTENIMIENTO Y MONTAJES JM S.A.S.
    May 2022 - Jul 2022 · 3 mos

    • Supervised the installation of the Separate Grinding project throughout June 2022 within the Special Projects Department. • Verified and supervised the installation of the Coal Blending project throughout May 2022 within the Special Projects Department.

  • GERSA INGENIERÍA S.A.S. (Nobsa, Boyacá Colombia)
    • Welded Structures Quality Inspector
      Jul 2020 - Dec 2021 · 1 yr 6 mos

      Performed quality inspections of dump trucks and heavy equipment for the cement industry, and conducted Non-Destructive Testing (NDT) to ensure the safe lifting of large-scale steel structures.

    • Quality and Preventive Maintenance Inspector for Compressed Natural Gas Supply Lines
      Sep 2021 - Nov 2021 · 3 mos

      • Conducted integrity assessments of gas supply pipelines in cement industry operations to ensure structural reliability and operational safety. • Performed hazardous area classification in accordance with NFPA standards for the installation of compressed natural gas (CNG) supply systems in cement production facilities.

  • Research and Development (R&D) Intern at Siemens Energy
    Jan 2021 - Jun 2021 · 6 mos

    • Professional intern within the company SIEMENS ENERGY SAS, in the area of development and research for the design of transformers for power transmission • I implemented innovation in the execution of the "Smart Accessories" project focused on programming for the efficient modeling of accessories belonging to high voltage transformers.