Sebastian Garayalde

Tea Tree Gully Sustainable Sewers - Stage 3 • Develop and maintain detailed project schedules to track progress and ensure alignment with key milestones • Monitor project performance, identifying risks, and implementing mitigation strategies to maintain timeline and budget targets • Manage cost control processes, including forecasting, budget tracking, and variance analysis • Prepare regular progress reports and dashboards for senior management and key stakeholders • Support procurement activities and contract administration to ensure compliance and efficiency • Contribute to continuous improvement initiatives to enhance project delivery outcomes • Oversee Package B delivery works, ensuring scope, schedule, and quality requirements are met

• Managing Project Control and Package B Delivery for the Tea Tree Gully Sustainable Sewers Stage 3 project. • Overseeing Contract & Administration processes to ensure compliance and efficiency. • Overseeing Quality Assurance measures to maintain high project standards. • Collaborating with cross-functional teams to drive project success and sustainability initiatives.

Manage the PCM contract for Phase 2 of the leach pad construction at Lindero Mine (52 MMUSD project). Lead a team of 35 professionals, coordinating procurement, contract administration, and engineering disciplines (civil, geosynthetic, piping, E&I). Oversee quality assurance, laboratory management, and quantity surveying activities

Oversaw projects, ensuring schedule and cost control, deviation detection, and preparation of monthly service certificates. Managed project forecasts and coordinated with the Operations Manager to ensure alignment with operational goals. Led claim analysis and change order presentations. Prepared proposals for different services (Construction Management, Quality Assurance, Engineering, etc.)

Developed and maintained detailed project schedules to track milestones, deadlines, and dependencies, using project management softwares (Primavera P6, MS Project) to plan, track, and report on project timelines. Identifying potential delays or schedule conflicts and suggesting corrective actions.

Oversaw the entire proposal process, from planning to submission. Writing or editing proposal content to ensure clarity, compliance, and alignment with the client’s requirements. Ensure all technical, financial, and compliance aspects are addressed in the proposal. Lead and managed the proposal team, ensuring timelines and deliverables are met. Communication with clients (or potential clients) to clarify requirements or gather additional information as needed. Reviewed proposal content for consistency, accuracy, and alignment with the strategic objectives of the organization. Analyzed the proposal process after submission to identify areas for improvement.

Controlled project schedules and progress using Earned Value Management. Managed baseline creation and weekly schedule advanse updates. Prepared daily, weekly, and monthly reports. 3WLA preparation and meetings with Construction Management Company (Knight Piésold) and Client.

Computation and budget of civil works. Analysis of engineering documentation and technical specifications. Work's Programming in bidding stage. Financial analysis. Documents preparation for bid submission.

Computation and budget of civil works affected to the oil & gas industry. Analysis of engineering documentation and technical specifications. Work's Programming in bidding stage. Financial analysis. Documents preparation for bid submission.

Design and calculation of structural elements. Detail engineering and technical documentation. Structures modelling with applied softwares (ETABS, SAP 2000, RAM Advanse, CypeCAD).

Technical/Commercial analysis of new projects, tenders and bussiness opportunities for the company from public and private clients, in Argentina and Center/South America. New bussiness opportunities creation. Private and Public clients suppliers database registration.