Abdullahi Ahmed
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Professional Journey

Experience

A combined professional and research track across mechanical inspection, renewable energy, industrial maintenance, additive manufacturing, and high-pressure hydrogen-system modelling.

Professional Experience

October 2023 – Present Quality & Inspection

Mechanical Inspector / QA-QC Inspector

Freelance Consultant • Italy / International

  • Perform mechanical inspection and QA/QC documentation for industrial systems, gas vessels, pressure-related equipment, and technical components.
  • Prepare inspection reports, maintenance verification documents, compliance records, and structured technical documentation.
  • Apply quality and documentation practices aligned with ISO, ASME, API, and EN standards.
  • Support measurement accuracy, pressure-equipment safety, documentation control, compliance verification, and risk prevention.
QA/QC Mechanical Inspection Pressure Equipment Technical Documentation ISO / ASME / API
February 2022 – August 2022 Renewable Energy

Solar Energy Engineer

Tamarso Company • Mogadishu, Somalia

  • Supported residential and commercial solar-PV projects through load analysis, system sizing, inverter selection, and layout preparation.
  • Assisted with site assessments, installation support, system testing, and performance verification.
  • Contributed to practical renewable-energy solutions designed around local energy demand and infrastructure constraints.
  • Developed field-level understanding of PV performance, customer requirements, installation conditions, and system reliability.
Solar PV Load Analysis System Sizing Inverter Selection Performance Testing
May 2020 – November 2021 Maintenance Engineering

Maintenance Engineer Assistant

Somtel International Ltd • Mogadishu, Somalia

  • Supported preventive and corrective maintenance for generators, pumps, HVAC units, and associated mechanical systems.
  • Assisted with fault diagnosis, root-cause analysis, maintenance scheduling, and reliability improvement.
  • Supported spare-parts control and maintenance documentation for operational equipment.
  • Developed practical experience in mechanical troubleshooting, operational reliability, and technical coordination.
Preventive Maintenance Fault Diagnosis Generators HVAC Reliability Support

Research Experience

October 2024 – February 2025 Additive Manufacturing

Research Intern Additive Manufacturing & Reverse Engineering

University of Tuscia • Viterbo, Italy

  • Supported research on polymeric FDM additive manufacturing, dimensional accuracy, prototype development, and design-for-additive-manufacturing methods.
  • Applied SolidWorks and AutoCAD for modelling and CAD-based interpretation of measured dimensional deviations.
  • Worked with experimental planning, measurement reliability, data interpretation, and technical writing.
  • Contributed to the validation of non-contact measurement and engineering analysis methods.
FDM Reverse Engineering SolidWorks AutoCAD Dimensional Analysis
2024 – 2025 Hydrogen Modelling

Research Project — Dynamic Modelling of Hydrogen Storage Blowdown

SkillBill Sustainable Energy Programme • European Specialisation Programme

  • Developed a MATLAB model for the adiabatic blowdown of a 700-bar Type IV hydrogen-storage tank under high-pressure discharge conditions.
  • Applied mass and energy conservation equations to simulate transient tank behaviour.
  • Compared a fixed-step fourth-order Runge–Kutta method with MATLAB’s adaptive ode45 solver.
  • Analysed pressure and temperature changes relevant to hydrogen-refuelling stations, storage performance, process safety, and thermal behaviour.
MATLAB RK4 ode45 Thermodynamic Modelling Hydrogen Storage
Industrial Quality Mechanical inspection, structured QA/QC procedures, technical reporting, and standards awareness.
Sustainable Energy Solar-PV implementation, hydrogen storage, energy systems, and practical infrastructure requirements.
Research & Modelling MATLAB simulation, experimental validation, additive manufacturing, reverse engineering, and data analysis.
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