Technical Expert

As a Keystone Solutions consultant, you will be deployed on a consultancy mission to our client's operational buildings portfolio (approximately 95,000 m²). You will report to Keystone Solutions' engagement lead while collaborating day-to-day with the client's Head of Corporate Buildings (who reports to the client's Head of Customer Servicing & Facility Management). You will work closely with Building Site Managers, Building Managers, and external subcontractors (engineers, technicians, workers). You will be responsible for the technical management of the client's major sites in Brussels, Antwerp, and Charleroi, ensuring high standards of maintenance, operations, and project delivery under Keystone Solutions' consultancy model.

• Duration: 12 months (depending on projects' evolution, extension is possible)

• English: Speaking – Basic (1), Reading – Good (2), Writing – Basic (1); Mandatory
• Dutch: Speaking – Good (2), Reading – Good (2), Writing – Basic (1); Mandatory
• French: Speaking – Fluent (3), Reading – Fluent (3), Writing – Fluent (3); Mandatory
• Scale: 1 = Basic, 2 = Good, 3 = Fluent

• Brussels centre with a maximum of 1 day of teleworking per week

• Master en sciences de l'ingénieur industriel (M.Sc.) – Ingénieur industriel (Ing) Electro-Mechanical

• Strong motivation
• Problem analysis skills
• Adaptability
• Team-oriented mindset
• Service-oriented attitude with strong listening skills
• Minimum 5 years of experience in a technical environment
• Experience in:
• Project management
• Organization and execution of construction/technical works
• In-depth expertise in a specific technical field (electricity, HVAC)
• Proficiency in standard MS Office tools
• Solid knowledge of the construction sector, including products, technologies, and systems (maintained through training and self-learning)
• Willingness to provide on-call services

• Implement targeted multidisciplinary projects
• Define, apply, and continuously improve the maintenance policy
• Continuously align the company's energy vision across all buildings
• Listen to and understand users' needs
• Maintain strong expertise in building technologies
• Manage, operate, and oversee technical installations, including:
• HVAC systems
• Electrical installations
• Sanitary systems
• Kitchen equipment
• Building Management Systems (BMS)
• Elevators and lifts
• Design, implement, and accept technical installations (HVAC, electrical, sanitary, kitchen, BMS, elevators, etc.)
• Monitor preventive maintenance activities
• Systematically compare work carried out by different contractors
• Closely supervise service delivery
• Establish performance indicators
• Respond rapidly to failures and take appropriate corrective actions
• Monitor execution of works and report anomalies
• Propose solutions and improvements
• Compensate for system failures when necessary
• Act as backup for colleagues in routine operations
• Coordinate interventions of subcontractors
• Establish procedures and operating methods
• Ensure proper functioning of equipment
• Optimize material usage and management
• Manage technical documentation (legal and other)
• Knowledge of environmental rules (PLAGE, environmental audits, permits)

This is a consultancy mission delivered by Keystone Solutions. The successful candidate will perform all listed responsibilities at the client's sites as a Keystone Solutions consultant, working closely with client stakeholders and external subcontractors while adhering to Keystone Solutions' delivery standards.

Operate primarily on-site at the client's locations (Brussels, Antwerp, Charleroi) as a Keystone Solutions consultant. You will integrate with the client's facilities and engineering teams while being supported by Keystone Solutions' engagement leadership, methodologies, and knowledge base. Your mandate is to deliver high-impact technical management, maintenance oversight, and end-to-end project execution aligned with client objectives and Keystone Solutions' best practices.

Engage in diverse technical challenges spanning HVAC, electrical, sanitary systems, kitchen equipment, BMS, and vertical transportation. Expect varied scopes including preventive maintenance optimization, incident analysis and remediation, contractor performance benchmarking, and full lifecycle project delivery across multiple buildings in a large, complex operational environment.

Benefit from Keystone Solutions' consultant community, playbooks, and mentoring to accelerate your expertise in building technologies, maintenance strategies, and energy alignment. We encourage continuous training and self-learning to keep your knowledge of products, technologies, and systems current, reinforcing your ability to deliver excellence at the client site.

Leverage a structured consultancy career path with opportunities to take ownership from A to Z on projects, shape maintenance policies, and define performance indicators that drive operational outcomes. Varied client engagements enable you to amplify your impact, build a strong portfolio, and progress within Keystone Solutions.

Being a K-Stone means leading with service, collaboration, adaptability, and rigorous problem-solving. These values guide every engagement—from rapid incident response and corrective actions to transparent contractor comparisons and robust procedures—ensuring trust, quality, and sustained performance at the client's sites.

This Technical Expert role is ideal for professionals with an electro-mechanical background who want to apply deep knowledge of HVAC and electrical systems across multiple buildings and scenarios. As a Keystone Solutions consultant, you will coordinate subcontractors, manage documentation and compliance, and implement continuous improvement initiatives across a large, multi-site operational landscape.

All original client requirements are retained and executed under Keystone Solutions' consultancy model. You will work closely with the client to deliver maintenance excellence, implement targeted projects, align energy vision, and ensure seamless operations across all technical installations.

If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.