Lead Environmental Engineer - LEED & Sustainability

Mercury GmbH; Vaasa; On-site; EUR 70,000 - 95,000; Full time

Job summary

Mercury is seeking a senior sustainability specialist to lead LEED strategy across multiple large-scale construction projects in Europe. You will coordinate environmental activities, review EMS documentation, mentor junior staff, and drive standardisation of processes while engaging with clients and certification bodies.

You have 5–7 years in sustainability/LEED roles in construction, fluent English, and LEED AP accreditation (highly desirable).

Qualifications

• Degree in Architecture, Engineering, Environmental Science, or related discipline (Masters preferred)
• Minimum 5–7 years of experience in sustainability, LEED, or environmental roles within construction
• Proven experience with LEED certification processes (design and/or construction phase)
• Strong understanding of sustainable materials, EPDs, VOC compliance, and construction practices
• Experience working across multiple projects or in a coordination role
• Fluent in English (written and spoken)
• Strong stakeholder engagement experience (client, design teams, contractors)
• LEED AP accreditation (highly desirable)
• Experience in hyperscale data centre or large-scale construction projects
• Background in architecture or design coordination (very relevant for early-stage influence)
• Knowledge of other sustainability frameworks (e.g., BREEAM, WELL, carbon reporting)
• Experience supporting sustainability strategy at programme or portfolio level
• Familiarity with digital tools (ACC, BIM platforms, sustainability tracking tools)
• Experience in mentoring or leading junior staff

Responsibilities

• Coordinate environmental and sustainability activities across multiple projects (not limited to one site).
• Provide oversight and support to site Environmental Engineers.
• Ensure consistent implementation of Environmental Management Systems across projects.
• Review project environmental documentation (CEMP, subplans, registers, etc.) for quality and consistency.
• Support risk identification and mitigation at a multi-project level.
• Act as escalation point for complex environmental or sustainability issues.
• Interface with client representatives at program level when needed.
• Drive continuous improvement and standardisation of processes.
• Lead LEED strategy and certification process across multiple projects.
• Support the review and approve LEED documentation and technical submittals (EPDs, VOC, materials, etc.).
• Ensure consistency of LEED approach across projects (templates, trackers, review process).
• Assist at project level monthly meeting with LEED AP.
• Liaise with certification bodies (GBCI, GBI) at programme level when project requires.
• Identify opportunities to maximise LEED credits and sustainability performance.
• Support design and preconstruction teams on sustainability strategies
• Coordinate sustainability reporting (carbon, materials, waste, etc.).

Skills

Leadership

Coordination

Strategic thinking

Problem solving

Communication

Stakeholder management

Mentoring

Time management

Adaptability

Collaboration

Proactive mindset

Education

Masters preferred

Degree in Architecture/Engineering/Environmental Science

Tools

ACC

BIM platforms

Sustainability tracking tools

Job description

Mercury is seeking a senior sustainability specialist to lead LEED strategy across multiple large-scale construction projects in Europe. You will coordinate environmental activities, review EMS documentation, mentor junior staff, and drive standardisation of processes while engaging with clients and certification bodies.

You have 5–7 years in sustainability/LEED roles in construction, fluent English, and LEED AP accreditation (highly desirable).