Jeferson Enrique Alandete Castro

• Promoted from Construction Manager to Interface & Stakeholders Manager for a USD 8.0+
billion EPC Green Hydrogen project based on high performance.
• Led Interface Management and Stakeholder Coordination across Engineering,
Procurement, Construction, Commissioning, and Turnover.
• Developed and implemented Interface Management Strategy, Plans, Procedures, and
Registers.
• Identified, assessed, and mitigated interface risks; leveraged opportunities for schedule
acceleration and cost optimization.
• Managed customer variations, scope changes, interface modifications, and engineering
improvements.
• Acted as Single Point of Contact (SPOC) for interfaces with Customer (NEOM Green
Hydrogen Company), authorities, lenders, contractors, and internal teams.
• Coordinated stakeholders: Customer, Project Lenders, Local & Regional Authorities, Main
Contractors, Sub-EPCs, Subcontractors, Vendors.
• Led interface workshops, reviews, and executive meetings.
• Managed internal and external design and construction interfaces.
• Ensured interface compliance with QA/QC, EH&S, contractual, and regulatory
requirements.
• Maintained interface documentation within EDMS; issued monthly interface performance
reports.
• Promoted continuous improvement (Lean / Six Sigma) and quality perception
management.

• Led construction management activities for large-scale EPC project.
• Supported RFP/RFQ, contractor prequalification, bid evaluation, and awards.
• Managed construction planning, scheduling, and execution.
• Directed daily site operations; ensured EH&S and QA/QC compliance.
• Managed budgeting, cost control, change orders, and risk mitigation.
• Coordinated Main Contractors, Sub-EPCs, Subcontractors, Vendors, and site teams.
• Issued construction progress reports, RFIs, and stakeholder updates.
• Supported Early Works execution, land allocation, and site mobilization.

Highway Design, Pavement Engineering, Construction Methods, Construction Planning,
Cost Quality Control, HSE in Infrastructure Projects

• Delivered USD 1.3B EPC project for 6-Train Air Separation Unit (ASU) from construction
through turnover.
• Controlled master EPC schedule, contractor productivity, and milestones.
• Led site safety management, achieving zero incident performance.
• Oversaw field operations, logistics, materials delivery, and site coordination.
• Ensured compliance with project specifications, drawings, QA/QC, and regulations.
• Managed RFIs, daily reports, as-built documentation, and records.
• Supported budget control, change orders, procurement, and buyouts.
• Acted as liaison between Project Management, Customer, Contractors, Engineers, and
Vendors.
• Supervised and led 300+ personnel.

• Supervised construction execution for wastewater treatment plant (WWTP) revamp within
a USD 4.5B petroleum refinery brownfield mega-project.
• Led construction planning and field execution, meeting project milestones and supporting
progress payments.
• Managed civil and mechanical works during construction and pre-commissioning phases in
an operating refinery environment.
• Controlled construction activities to ensure full compliance with project specifications, IFC
drawings, QA/QC standards, and regulatory requirements.
• Coordinated field sequencing and constructability solutions, contributing to schedule
recovery of ~10-15% during critical path activities.
• Supervised and delegated work to 250+ personnel, improving labor productivity by ~12%
through task optimization and manpower leveling.
• Enforced strict EH&S procedures, achieving zero lost-time incidents (LTI) over multiple
construction work fronts.
• Supported site management with daily progress tracking, workforce productivity
reporting, and pre-commissioning readiness.
• Experienced in brownfield construction constraints, tie-ins, live-plant interfaces, and
phased execution strategies.

• Supervised construction execution for wastewater treatment plant (WWTP) revamp within
a USD 4.5B petroleum refinery brownfield mega-project.
• Led construction planning and field execution, meeting project milestones and supporting
progress payments.
• Managed civil and mechanical works during construction and pre-commissioning phases in
an operating refinery environment.
• Controlled construction activities to ensure full compliance with project specifications, IFC
drawings, QA/QC standards, and regulatory requirements.
• Coordinated field sequencing and constructability solutions, contributing to schedule
recovery of ~10-15% during critical path activities.
• Supervised and delegated work to 250+ personnel, improving labor productivity by ~12%
through task optimization and manpower leveling.
• Enforced strict EH&S procedures, achieving zero lost-time incidents (LTI) over multiple
construction work fronts.
• Supported site management with daily progress tracking, workforce productivity
reporting, and pre-commissioning readiness.
• Experienced in brownfield construction constraints, tie-ins, live-plant interfaces, and
phased execution strategies.

• Promoted from Civils Superintendent to Overall Construction Superintendent for the
USD 700+ million Petroleum Refinery Cracking Unit brownfield revamp project.
• Led day-to-day construction supervision across multiple disciplines in a live refinery
environment.
• Managed construction execution in accordance with project standards, QA/QC procedures,
EH&S regulations, schedule baselines, and budget controls.
• Supervised civil, mechanical, piping, and structural works during critical brownfield and
shutdown phases.
• Reviewed and approved key construction documentation, including Project Execution Plans
(PEP), Project Quality Plans (PQP), Project Method Statements (PMS), Bills of
Quantities (BOQ), and Construction Progress Reports.
• Identified workflow constraints, constructability issues, and sequencing conflicts;
implemented corrective actions contributing to ~10-15% schedule recovery on critical path
activities.
• Optimized manpower allocation and discipline coordination, improving field productivity
by ~15%.
• Enforced stringent EH&S compliance, achieving zero lost-time incidents (LTI) during
high-risk revamp and tie-in works.
• Supervised and delegated tasks to a workforce of 700+ personnel, including supervisors,
foremen, and skilled trades.
• Supported construction management with progress tracking, manpower reporting, and
recovery planning in a constrained brownfield refinery setting.

• Promoted from Resident Engineer to Construction Project Manager based on outstanding
performance.
• Managed EPC package execution for gas pipelines, fuel & gas stations, operational
buildings, and civil infrastructure projects.
• Directed construction, commissioning, start-up, and maintenance activities across
multiple urban and rural sites in Colombia.
• Delivered projects for public and private sector clients within energy and infrastructure
portfolios.
• Managed total project budgets of ~USD 1.8M, including cost control, forecasting, and
contract administration.
• Led multidisciplinary construction teams (civil, mechanical, piping, electrical) across
geographically dispersed sites.
• Executed midstream gas pipeline construction, including trenching, laying, testing,
commissioning, and tie-ins.
• Delivered downstream fuel and gas station facilities, including forecourts, utilities,
dispensing systems, and operation buildings.
• Ensured compliance with international HSE standards, regulatory requirements, and
client specifications.
• Coordinated EPC interfaces between engineers, contractors, inspectors, suppliers, and
authorities.
• Identified and mitigated construction, safety, technical, and commercial risks.
• Maintained strong stakeholder management with municipalities, private clients, vendors,
and internal leadership.

Key Results
• Commissioned 5+ km of gas pipelines meeting operational and safety requirements.
• Achieved 10+ million man-hours with zero Lost Time Injuries (LTI).
• Reduced fuel and gas station commissioning duration by ~20% through fast-track handover
procedures.
• Improved construction productivity by ~15% through optimized sequencing and resource
deployment.
• Negotiated pipeline material master agreements, delivering ~USD 50M cumulative cost
savings across company projects.

Delivered civil works execution and industrial maintenance across major clients including
CONCLINKER S.A., PETCO S.A. (Petrochemical), MALTERIA TROPICAL S.A., and BAVARIA
S.A. Ensured strict EHS compliance, quality control, and safe execution in live-plant and
brownfield environments.
• Executed 10, 000 m² of fast-track rigid paving, 4, 000 m³ soil-cement subbase, 2, 000 m²
heavy-traffic cobblestone, and 240 lm stormwater drainage for CONCLINKER S.A.
• Delivered high-risk works at 80+ m elevation including roof replacement with engineered
temporary platforms and scaffolding.
• Performed multidisciplinary civil/O&M works in PETCOs operational areas (pumps, clarifiers,
dryers, ammonia line, chiller tower, slurry tanks, admin buildings).
• Completed 625 m³ earthworks and MC-70 primer application for MALTERIA TROPICAL S.A.
• Reconstructed 210 m² heavy-traffic access ramps, repaired fire water network, and executed
sewage system maintenance for BAVARIA S.A.

• Served as Resident Engineer for a social-impact rural infrastructure project focused on
modernization of municipal school facilities.
• Supported delivery of educational and sanitation infrastructure for 200+ students in
remote geographical areas.
• Led on-site field supervision, coordinating daily construction activities and workforce
allocation.
• Managed document control, reporting, and information flow, ensuring traceability and
compliance with project requirements.
• Coordinated procurement and logistics, including last-mile transportation of materials to
remote locations.
• Planned and managed labor, equipment, and material resources under constrained rural
conditions.
• Ensured construction activities complied with project specifications, safety requirements,
and quality standards.
• Maintained safe operations within active school environments, minimizing disruption to
academic activities.

Key Deliverables & Results

• Served as Resident Engineer for a fast-track sports infrastructure revitalization project,
delivering full stadium upgrades in under 120 days.
• Led operational planning, procurement, and site execution for specialized civil and sports
field works.
• Provided site leadership and field engineering supervision, coordinating contractors,
labor, and materials.
• Oversaw QHSE implementation, ensuring compliance with safety, quality, and
environmental requirements.
• Prepared and issued progress reports and executive updates to project stakeholders.

Key Technical Deliverables

• Served as Resident Engineer for a fast-track sports infrastructure revitalization project,
delivering full stadium upgrades in under 120 days.
• Led operational planning, procurement, and site execution for specialized civil and sports
field works.
• Provided site leadership and field engineering supervision, coordinating contractors,
labor, and materials.
• Oversaw QHSE implementation, ensuring compliance with safety, quality, and
environmental requirements.
• Prepared and issued progress reports and executive updates to project stakeholders.

Key Technical Deliverables

• Supported management of ~40, 000 m³ of earthworks, including deep excavations
stabilized using steel sheet piling and dewatering systems.
• Assisted in installation of ~2.0 km of large-diameter (2.3 m) reinforced concrete collector
pipe, ensuring alignment and hydraulic gradient control.
• Supported construction and installation of ~160 hydraulic structures, including manholes,
chambers, and pits.
• Assisted supervision of ~4, 000 m³ of heavy-duty concrete pavements and ~10, 000 m² of
asphalt road surfacing.
• Participated in urban infrastructure reinstatement, including restoration of secondary
sewage systems and public services affected by construction.