Senior Mechanical Engineering Associate

Stantec’s Buildings team is on a mission to become the world’s leading integrated design practice. Our architects, engineers, interior designers, consultants, sustainability specialists, and technologists are passionate about the power of design. Our collaborative culture and our innovative, sustainable approach to projects help us create buildings that matter to our world.Together, we are enhancing the quality of life globally through design.Join us and design your place with Stantec.Your OpportunityStantec seeking a highly qualified Senior Associate, Senior Mechanical Engineer - Federal as a technical leader with strong buildings engineering expertise and a proven track record delivering mechanical solutions for the built environment. This role provides leadership in the design and delivery of HVAC, plumbing, and piping systems while leveraging tools such as Revit and other digital design technologies.As a Senior Associate, you will lead multidisciplinary teams, mentor staff, support business development, and help grow Stantec’s Federal practice. You will serve as a trusted advisor to clients, provide technical leadership, and strengthen Stantec’s presence across California and the US West through innovative and client-focused solutions.Your Key ResponsibilitiesBusiness Development/Marketing - Build Trusted Client Relationships & Grow the PracticeLead and support business development efforts to win new federal and government-sector projects aligned with regional and firm strategies.Serve as a key client contact and trusted advisor, helping clients navigate technical, operational, and regulatory requirements.Lead Project DeliveryOwn the successful delivery of complex federal projects from planning through construction, balancing quality, schedule, budget, and client satisfaction.Serve as the primary project liaison for clients, stakeholders, and project teams, ensuring clear communication and alignment throughout the project lifecycle.Define project scope, goals, deliverables, staffing plans, and execution strategies in collaboration with clients and multidisciplinary teams.Lead project teams through all phases of design and construction while fostering collaboration, accountability, and technical excellence.Guide project decision-making by evaluating technical, operational, budgetary, and schedule impacts and recommending practical solutions.Ensure compliance with applicable federal, state, local, and industry codes, standards, and quality requirements.Support construction administration activities, including RFI responses, submittal reviews, field observations, change order reviews, and punch list activities.Apply strong mechanical engineering skills, experience, and knowledge to the design and oversight of building projects.Manage and plan production resources and workflow to produce engineering calculations, design documentation, specifications, and drawings.Meet technical, contractual, schedule, budgetary, and client service objectives for each project.Act as a quality control reviewer and technical resource on projects.Effectively delegate work to production support staff and multidisciplinary team members.Develop and deliver project-related client presentations and technical reports.Attend and lead project meetings while coordinating efforts across offices and disciplines.Prepare and oversee project deliverables including basis-of-design narratives, opinions of probable cost, calculations, specifications, and construction documents.Research, evaluate, and present mechanical system options with clear communication of impacts to project goals, budget, schedule, sustainability, and operational performance.Conduct site visits, field investigations, and assessments of existing conditions to develop comprehensive engineering solutions.Mentor, Lead, and Inspire TeamsMentor and develop engineers, designers, and project leaders, fostering a culture of technical excellence, accountability, collaboration, and professional growth.Provide guidance on project planning, workload forecasting, staffing, and resource management.Serve as a trainer, coach, and technical resource for junior and mid-level staff.Contribute to the continuous improvement of project delivery practices, technical standards, and engineering processes.Actively collaborate with the broader mechanical engineering practice across the US West and throughout Stantec.Advance Technical ExcellenceMaintain and expand knowledge of emerging technologies, building systems, sustainability strategies, industry trends, and market advancements.Stay current with evolving federal, state, local, and industry regulations, codes, and standards applicable to project delivery.Prepare, review, and edit technical specifications, engineering calculations, and design documentation to support high-quality project outcomes.Utilize engineering software and digital design tools, including Revit, IES, and other building performance applications, to support design excellence.Participate in design conflict resolution and provide recommendations that add value and improve project outcomes.Contribute to the development and maintenance of engineering standards, specifications, best practices, and technical resources across the practice.Promote innovative, sustainable, resilient, and energy-efficient design solutions that enhance building performance, operational effectiveness, and long-term client value.Actively participate in initiatives, meetings, and projects that support Business Center, Regional, and firmwide goals.Your Capabilities and CredentialsDesigning HVAC and plumbing systems for facilities and built environments.Familiarity with, clients, projects, fee, scope, and teams to achieve budget, schedule and deliverable objectives while meeting key stakeholder critical success factors.Familiarity with, and ability to produce, project-related documents and documentation standardsAbility to integrate design elements with other disciplines to deliver a coordinated design.Strong communication and interpersonal skills with owners, other disciplines involved in the project, contractors, suppliers, etc.Ability to apply logic, reasoning, and organizational skills to structure concepts and ideas into projects.Experience using BIM software; in particular, Revit MEP.Experience using AutoCAD software.Experience using Bluebeam software.Experience using IES software.Strong working knowledge of Microsoft Office.Education and ExperienceBachelor’s degree from an ABET accredited curriculum in Mechanical Engineering or equivalent.Minimum 15 years’ experience as a Mechanical HVAC Design Engineer for buildings.Knowledge of Plumbing system design is preferred.Familiarity with and ability to apply sustainable design principles within projects.Typical office environment working with computers and remaining sedentary for long periods of time. Field work may include exposure to the elements including inclement weather.Join us and redefine your personal best.About StantecStantec is a global leader in sustainable engineering, architecture, and environmental consulting. The diverse perspectives of our partners and interested parties drive us to think beyond what’s previously been done on critical issues like climate change, digital transformation, and future-proofing our cities and infrastructure. We innovate at the intersection of community, creativity, and client relationships to advance communities everywhere, so that together we can redefine what’s possible. At Stantec certain roles are bonus eligible. Actual compensation for part-time roles will be pro-rated based on the agreed number of working hours per week.Regular full-time and part-time employees (working at least 20 hours per week) have access to medical, dental, and vision plans, a wellness program, health saving accounts, flexible spending accounts, 401(k) plan, employee stock purchase program, life and accidental death & dismemberment (AD&D) insurance, short-term/long-term disability plans, emergency travel benefits, tuition reimbursement, professional membership fee coverage and paid family leave. Regular full-time and part-time employees will receive ten paid holidays in each calendar year. In addition, employees will be eligible to accrue vacation between 10 and 20 days per year and eligible for paid sick leave (and if more generous, in accordance with state and local law).Temporary/casual employees have access to 401(k) plans, employee stock purchase program, and paid leave, in accordance with state and local law.The benefits information listed above may not apply to union positions because benefits for such positions are governed by applicable collective bargaining agreementsPrimary Location: United States | CA | San DiegoOther Locations: United States | CA | SacramentoOrganization: 2045 Buildings-US California Engineering-San Diego CAEmployee Status: RegularBusiness Justification: New PositionTravel: YesSchedule: Full timeJob Posting: 13/08/2026 08:08:23Req ID: 1007121#additionalStantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibit discrimination on the grounds of race, colour, religion, sex, national origin, age, marital status, genetic information, disability, sexual orientation, gender identity or gender expression. We prohibit discrimination in decisions concerning recruitment, hiring, referral, promotion, compensation, fringe benefits, job training, terminations or any other condition of employment.