Mauro Librera
Project Engineer
Cordoba, Argentina
#OpenToWork
About
Aeronautical Engineering student and multidisciplinary Project Engineer with professional experience spanning aviation, nuclear energy, software-intensive environments, and AI data operations. Strong background in project coordination, technical support, data analysis, software testing, Python, SQL, data visualization, and machine learning. Experienced in working with international clients, aviation authorities, and cross-functional teams in regulated and safety-critical environments.
Hands-on experience developing data-driven solutions, including Power BI dashboards, SQL-based reporting, Python data pipelines, and machine learning prototypes. Additional experience contributing to AI model training and evaluation through coding and video data annotation projects for international clients.
Comfortable bridging engineering, software, data, and business requirements through structured communication, analytical thinking, and practical problem-solving. Experienced with Agile methodologies, Jira-based workflows, technical documentation, and client-facing communication.
Experience
Project Engineer
Jul 2023 – Present
• Coordinated customer support, software implementations, and special technical projects for aviation maintenance and engineering software.
• Worked directly with international airline clients during software onboarding, implementation, and operational use.
• Provided L1 and L2 technical support, ensuring timely and effective resolution of client issues.
• Participated in Agile ceremonies, including daily meetings, weekly meetings, and project status reviews, and regularly reported project progress to management.
• Collaborated with development teams to report, track, reproduce, and validate software defects using Jira-based workflows.
• Participated in software demonstrations and product showcases for potential international clients.
• Data & Analytics: Designed and developed Power BI dashboards to analyze annual aircraft fleet maintenance costs, considering aircraft utilization, scheduled maintenance, and unscheduled/non-routine maintenance events.
• Extracted data from SQL databases using Python and performed data cleaning, normalization, transformation, and structuring for analysis.
• Built visual reports to support client decision-making and cost forecasting, and designed DevExpress dashboards with SQL-based visualizations.
• Machine Learning & AI: Developed a machine learning model to predict aircraft utilization for the following year using historical utilization and external operational factors.
• Developed a prototype machine learning tool to classify non-routine aircraft maintenance tasks according to ATA codes, using ATA definitions and previously classified maintenance tasks.
• Contributed to data initialization and maintenance-task loading for two aircraft during implementation of a maintenance management system for an airline in Cabo Verde.
• Regulatory & Stakeholder Interaction: Worked with ANAC personnel on inspection-system implementations and compliance requirements, and assisted in quality-related activities and audits aligned with ISO standards.
• Training & Communication: Delivered internal training sessions in English and Spanish and acted as a knowledge reference point for functional and technical aspects of the system.
Power BISQLPython
Seabury Solutions
Obsolescence Project Engineer
May 2022 – Jul 2023
• Executed engineering projects related to instrumentation and equipment obsolescence in a nuclear power plant.
• Identified replacement solutions for obsolete components while considering technical and regulatory constraints.
• Coordinated with specialized suppliers and multiple internal departments to define viable engineering solutions.
• Surveyed installed instrumentation to assess obsolescence status and updated plant-wide equipment condition and obsolescence statistics.
• Contributed to long-term reliability and asset management initiatives in a safety-critical environment.
Obsolescence ManagementEngineering ProjectsAsset Management
Nucleoeléctrica Argentina S.A. – Embalse Nuclear Power Plant
Video Game Development Mentor
Mar 2019 – Dec 2022
• Taught programming and game development concepts to young students.
• Designed educational activities combining programming logic, creativity, and teamwork.
• Facilitated collaborative learning environments and helped students develop practical programming and game development projects.
ProgrammingGame DevelopmentEducation
CoderDojo C´ordoba
Technical Office Engineer
Aug 2020 – Dec 2021
• Planned and documented aircraft repair and maintenance processes in compliance with aviation standards.
• Produced CAD drawings and technical documentation to support engineering and maintenance teams.
• Assisted in translating engineering requirements into executable maintenance plans.
• Supported technical-office activities related to aircraft maintenance and repair.
CADTechnical DocumentationAircraft Maintenance
Aviocentro
Video Data Annotator Freelance
• Contributed to AI/ML training projects involving the annotation and analysis of video data.
• Analyzed video content to identify relevant actions, events, objects, and contextual information.
• Created and answered questions based on video content to generate structured training data for machine learning models.
• Applied detailed annotation guidelines consistently across video datasets.
• Focused on producing accurate, clear, and contextually relevant annotations for model training and evaluation.
Video Data AnnotationMachine LearningData Analysis
E2F
AI Data Annotator / Coding Specialist Freelance
• Contributed to AI training and evaluation projects for international technology clients, including Tesla and Meta.
• Generated Python code and solutions from natural-language prompts according to project-specific requirements and evaluation criteria.
• Analyzed coding tasks and translated natural-language instructions into functional Python implementations.
• Evaluated generated outputs for correctness, relevance, and compliance with task requirements.
• Applied structured annotation and evaluation guidelines to support the development and improvement of AI coding models.
PythonAI Data AnnotationCoding
Outlier
Education
Universidad Nacional de Cordoba – FCEFyN
Engineering Degree · Aeronautical Engineering
2013
Skills
ImplementationCustomer Serviceproject management
Languages
Spanish (Native or bilingual proficiency)English (Professional working proficiency)French (Limited working proficiency)Portuguese (Limited working proficiency)