Jobs at MacDonald-Miller

Manage commercial mechanical construction projects, including field operations, budgets, expenses, change orders, reporting, risks, schedules, and client relationships. Serve as the primary liaison with general contractors, supervise project engineers, coordinate resources and materials, resolve issues, and support project delivery within scope, schedule, and budget.

Own the building controls sales process across the Portland commercial market, from identifying opportunities through proposals, negotiations, and contract awards. Develop retrofit and bid proposals, specifications, estimates, and sales strategies. Build relationships with architects, MEP consultants, contractors, customers, and internal teams while growing accounts, securing new business, protecting profit margins, and ensuring proposed solutions are deliverable.

Configure, program, start up, test, commission, and troubleshoot building automation and control systems for commercial buildings. The role involves working with HVAC and mechanical controls, energy management, lighting controls, communication networks, and software solutions. Responsibilities include testing equipment and control components, documenting results, resolving issues, supporting system performance, and delivering excellent customer service while working independently and collaboratively.

Configure, program, start up, test, commission, and troubleshoot building control systems for commercial buildings. The role involves working with HVAC, energy management, lighting, computerized controls, and communication networks; writing software aligned with project requirements; testing mechanical equipment and control components; documenting results; resolving issues; and delivering strong customer service while supporting energy efficiency and sustainability initiatives.

Serve as a trusted HR partner supporting employees, managers, and leaders across the employee lifecycle. Responsibilities include onboarding and offboarding, employee relations, policy and employment-law compliance, performance management, compensation analysis and planning, records management, conflict resolution, and continuous HR process improvement. The role provides guidance on sensitive workplace matters, promotes a positive employee experience, and helps maintain consistent, compliant, and effective HR practices.

Designs and commissions hardware, software, and network controls for commercial Building Automation Systems across new construction and retrofit projects. Responsibilities include interpreting plans and specifications, developing sequences of operation and manuals, applying value engineering, assessing project financials, ensuring regulatory compliance, and communicating with sales, mechanical engineering, field operations, customers, and management. The role supports HVAC control integration and energy-efficiency initiatives.

Sell HVAC and mechanical contracting services by developing customer relationships, prospecting retrofit and tenant-improvement opportunities, generating $1.5M–$2.5M in first-year sold revenue, building a qualified pipeline, collaborating with estimating/engineering/operations, and managing projects to ensure timely, cost-effective delivery and quality.

Supports mechanical construction projects by coordinating office and field teams, preparing subcontracts and purchase orders, responding to field questions, writing job documentation, and tracking project schedules, equipment, materials, and progress. The role develops expertise in HVAC and plumbing systems while assisting Senior Project Managers across new construction, retrofit, repair, and building performance initiatives.

Manage and grow relationships with assigned healthcare clients by consulting on goals, promoting HVAC/plumbing services, driving renewals and upsells, collaborating with sales, and keeping CRM updated to ensure timely delivery of solutions and high client satisfaction.

Sell building control systems to architects, MEP consultants, and contractors in Portland. Develop retrofit and bid proposals, write specifications, prepare estimates, grow customer accounts, deliver sales proposals, and coordinate engineers, estimators, project managers, and field staff to drive profitable project wins and high customer satisfaction.

Maintain, troubleshoot, and repair building automation systems (BAS) for commercial HVAC and lighting. Complete service calls and preventative maintenance, optimize system performance and energy efficiency, document work, and provide technical support while ensuring safety and strong customer relationships.

Support project teams to design, deliver, and commission HVAC, plumbing, and building automation systems for new construction, retrofits, and service. Assist with subcontracts, purchase orders, scheduling, material delivery tracking, and field coordination. Learn systems, contribute to job documentation, and help ensure projects meet safety, quality, and schedule goals.

Manage relationships with healthcare clients to retain and grow service contracts. Meet clients regularly to review needs, promote HVAC/plumbing/automation services, identify upsell and renewal opportunities, collaborate with sales, maintain CRM, and ensure timely delivery of solutions.

Manage mechanical construction projects by overseeing field operations, budgets, schedules, risks, change orders, and reporting. Serve as primary liaison with general contractors, supervise and develop project engineers, ensure resources and materials, and maintain project profitability and timeline adherence.

Provide high-level, proactive support to the President of Building Services: manage complex calendars, draft executive communications, coordinate meetings/events and offsites, prepare briefings and presentations, track action items, support strategic projects, and improve administrative systems to enable leadership decision-making and organizational alignment.