Jeiah Rosales

Highly motivated individual with a solid foundation in engineering principles. Capable of working independently with minimal supervision or collaboratively in team-oriented environments. Quick to adapt, eager to learn, and committed to achieving excellence. Ready to utilize my skills and knowledge to contribute effectively to the field of mechanical engineering.

Mechanical Engineer II - D.M. Consunji, Inc.

(2025-09)

• Conduct thorough review of Terms of Reference, Technical Specifications, Bid Plans, and Bill of Quantities to fully understand the project scope of works and material specifications prior to estimation.
• Finalize project scope and ensure all required materials and systems comply with the technical specifications and contract requirements.
• Prepare and submit RFIs to clarify discrepancies between plans and technical specifications, confirm governing documents, and resolve technical concerns with the client or consultant.
• Solicit quotations from subcontractors for overall project work and from suppliers for materials, equipment, and components (e.g., pipes, fittings, valves, and other mechanical parts).
• Track and follow up on submitted RFIs and RFQs, monitor subcontractor participation in bidding, ensure timely submission of quotations, and respond to technical queries raised by subcontractors.
• Perform detailed quantity take-offs based on approved plans and include all scope items in the cost estimate.
• Conduct technical and commercial evaluation of submitted quotations to determine compliance with project requirements and identify the most suitable bidder.
• Prepare unit rate analysis including material and labor costs for all estimated items, equipment, and system components.
• Coordinate and reconcile quantities, scope, and pricing with subcontractors to eliminate discrepancies and avoid cost variances.
• Consolidate and finalize project cost summaries, including breakdown per trade (e.g., pipes, fittings, valves, ancillary equipment), for management review and submission.

Logistics Assistant - Inventory Planning and Control - San Miguel Yamamura Packaging Corporation – Rightpak Plant

(2024-07 - 2025-08)

• Oversees end-to-end inventory planning, managing both local and international suppliers with varying lead times.
• Prepares delivery schedules, conducts follow-ups, and ensures timely arrivals of raw materials, especially during forecast variances or urgent production needs.
• Coordinates procurement processes from MRP conversion to PR creation in SAP Ariba, monitoring PR-to-PO transition and ensuring alignment with supplier allocations by BPG (Buyer).
• Handles SAP-based stock monitoring, PO balance tracking, and supports urgent orders through ROFR and TGR documentation.
• Manages invoice endorsements and handles raw material rejections, including investigation, coordination for returns, and supplier communication for replacements.
• Acts as key liaison among departments, facilitating smooth operations and supply chain responsiveness.
• Led a warehouse expansion project based on machine consumption capacity, analyzing material usage trends and translating stock requirements into spatial needs. Determined insufficiency of current warehouse space and submitted proposal for capacity expansion to the main office.

QA/QC Engineer (On-the-Job Training) - Mitsubishi Power Philippines Inc.

(2023-02 - 2023-05)

• Assisted in reviewing technical drawings and comparing them to actual boiler parts.
• Helped check if products met quality standards and tolerance requirements.
• Supported the team in documenting inspection results and reporting issues.
• Learned quality control processes and manufacturing standards.

Bachelor of Science - Mechanical Engineering - Laguna State Polytechnic University (2019 - 2023)

Senior High School - Science, Technology, Engineering, and Mathematics Strand - Laguna University (2017 - 2019)

Junior High School - United Evangelical Church School (2016 - 2017)