About the Firm An industry-leading global engineering platform is expanding its mission critical practice and is seeking a Senior Mechanical Engineer to help deliver cutting-edge hyperscale data center and high-performance infrastructure projects. This organization blends the resources and stability of a global consultancy with the flexibility and innovation of specialized design teams, offering a unique environment where engineers can take ownership, work directly with top-tier clients, and play a key role in shaping complex, high-impact projects. It is an exciting opportunity for someone who enjoys both technical leadership and client engagement within a rapidly growing, future-focused sector driven by AI and digital infrastructure. What you will be doing

• Lead the design and delivery of HVAC and mechanical systems for hyperscale data centers and mission critical facilities
• Manage projects from concept through construction, ensuring alignment with schedule, budget, and quality standards
• Perform and oversee engineering tasks including:
• Load calculations
• System sizing and equipment selection
• Development of mechanical layouts and construction documentation
• Collaborate closely with multidisciplinary teams across electrical, structural, and architectural disciplines
• Serve as a primary client contact, leading meetings and presenting technical solutions
• Support business development efforts by contributing to proposals, participating in client presentations, and identifying growth opportunities
• Mentor and guide junior engineers while helping build a high-performing team
• Ensure all designs meet strict reliability, redundancy, and uptime requirements associated with mission critical environments

What you bring

• 10 or more years of mechanical engineering experience
• 5 or more years working on hyperscale or mission critical data center projects
• Strong expertise in HVAC system design for critical facilities
• Proven experience leading projects and engaging directly with clients
• Exposure to business development, pursuits, or client relationship management
• Proficiency in Revit and AutoCAD
• PE license preferred or ability to obtain

Key strengths

• Deep understanding of data center cooling strategies, including air and liquid systems
• Knowledge of redundancy models such as N, N+1, and 2N
• Strong communication and presentation skills
• Ability to balance technical execution with client-facing responsibilities
• Comfortable working in fast-paced, high-growth environments

Compensation and opportunity

• Base salary ranging from $180,000 to $250,000 plus performance-based bonus
• Comprehensive benefits package
• Opportunity to work on some of the most advanced hyperscale and AI-driven data center projects in the industry
• Direct exposure to major clients and a clear path into technical and commercial leadership roles

This role offers the chance to step into a highly visible position within a growing practice, where you can make a tangible impact on complex projects while accelerating your career in one of the most in-demand sectors in engineering.