Overview We are seeking an experienced Preconstruction Manager specialising in Electrical Substations and Water Infrastructure to join our multidisciplinary PMCM team supporting large-scale Data Center projects for a globally recognised client. The ideal candidate will have a strong Electrical or Industrial Engineering background, with proven experience in preconstruction management, design coordination, tendering, and contractor procurement. The role focuses on ensuring technical readiness, cost efficiency, and a smooth transition from design and procurement into construction. Position Summary
· Industry: Construction, Engineering & Mission Critical Infrastructure
· Position: Preconstruction Manager – Substations & Water Infrastructure
·

Location:
Madrid, Spain + Travels when needed.
· Contract: Permanent
· Schedule: Full-time
· Flexibility: Adaptable

working hours
·

Salary:
Based on experience – to be agreed Requirements Experience
- Minimum 5 years of experience in engineering or infrastructure projects (10+ years preferred).
- Proven experience in preconstruction, tendering, bid evaluation, and contractor selection.
- Strong technical knowledge of HV/MV substations, electrical distribution systems, and utility connections.
- Experience with water infrastructure, including supply networks, pumping stations, and storage facilities.
- Ability to review technical specifications, BoQs, contractor proposals, and commercial qualifications.
- Experience coordinating multidisciplinary teams, contractors, and utility providers.
- Previous experience in Data Centers, Mission Critical projects, or PMCM/EPC environments will be highly valued. Languages
- Fluent spoken and written Spanish and English (essential). Responsibilities Preconstruction Management
- Lead and coordinate preconstruction activities for electrical substations and water infrastructure projects.
- Manage the transition from concept and detailed design through tendering, procurement, and construction readiness.
- Coordinate multidisciplinary engineering teams to ensure design completeness, technical consistency, and alignment with project requirements.
- Identify design gaps, technical risks, and potential construction constraints at early project stages. Tendering & Procurement




- Support the preparation and review of tender documentation, technical specifications, scopes of work, and Bills of Quantities.
- Participate in contractor tendering, technical and commercial bid evaluations, and procurement processes.
- Review contractor proposals, qualifications, exclusions, and alternative technical solutions.
- Coordinate tender clarifications and ensure alignment between design requirements, contractor proposals, and client expectations.
- Support contractor selection and contract award recommendations. Technical Oversight & Design Coordination
- Review electrical substation designs, including HV/MV distribution, transformers, switchgear, protection systems, and associated infrastructure.
- Coordinate technical reviews of water infrastructure, including supply networks, pumping facilities, storage systems, and utility connections.
- Assess design constructability, technical compliance, installation requirements, and potential opportunities for optimisation.
- Coordinate with designers, utility providers, contractors, and relevant authorities to resolve technical issues. Project Planning & Cost Control
- Support the development and review of preconstruction schedules, procurement programmes, and key project milestones.
- Review cost estimates, contractor pricing, and proposed technical solutions to identify potential savings and value engineering opportunities.
- Monitor design and procurement progress, identifying risks to project budgets and schedules.
- Support the preparation of risk registers, procurement trackers, and project status reports. Stakeholder Coordination & Client Reporting
- Act as a technical point of contact between the client, design consultants, contractors, utility providers, and project stakeholders.
- Organise and participate in design reviews, tender meetings, technical workshops, and project coordination meetings.
- Provide regular reporting on preconstruction progress, outstanding technical matters, tender status,



and key project risks.
- Support informed client decision-making through clear technical and commercial assessments. Construction Readiness & Handover
- Verify that technical documentation, permits, scope definitions, and procurement packages are sufficiently developed before construction.
- Ensure that tender clarifications, contractor commitments, design decisions, and outstanding risks are properly documented.
- Coordinate a structured handover from preconstruction to construction management teams, preserving project knowledge and ensuring continuity. Health & Safety
- Promote safety considerations throughout design development and preconstruction planning.
- Identify potential construction safety risks and coordinate preventive measures with relevant stakeholders. 5 Core Skills 1. Preconstruction & Project Management 2. Electrical Substations & Utility Infrastructure Knowledge 3. Tendering, Procurement & Bid Evaluation 4. Technical Design Review & Multidisciplinary Coordination 5. Cost, Schedule & Risk Management Preferred Experience Experience with some of the following systems and activities will be considered a strong advantage:
- HV/MV Electrical Substations and Grid Connections
- Power Transformers, Switchgear & Protection Systems
- Electrical Distribution Networks and Earthing Systems
- Substation Control, Monitoring & SCADA Systems
- Water Supply and Distribution Infrastructure
- Pumping Stations, Storage Tanks & Water Treatment Facilities
- Electrical and Control Systems for Water Infrastructure
- Utility Connections and Coordination with Service Providers
- Tender Preparation, Technical and Commercial Bid Evaluation
- Contractor Procurement and Contract Award Processes
- Cost Estimation, Value Engineering & Constructability Reviews
- Data Center and Mission Critical Infrastructure Projects Benefits
- Excellent working environment in an Owner's Representative role
- Participation in major infrastructure and Data Center projects
- Long-term project pipeline
- Professional development opportunities
- Flexible

working hours
- Immediate start (or to be agreed) Contact If you are interested and believe you meet the requirements, please send your CV to: [email protected] CC: [email protected]

📌 Preconstruction Manager – Substations (Madrid)
🏢 Arditecnica
📍 Madrid