Senior Project Engineer- Water/Wastewater Treatment

The importance of water to the health of our world can’t be overstated. As the frequency and intensity of floods, droughts and storms increases, the water industry must continue to build resiliency and lead from the front. Together with our clients, we are thinking and doing things differently to help pre-empt and prepare for what's next. Be a part of this dynamic and committed team of diverse water specialists and drive change for your community. You’ll be able to apply our powerful global network of skills and decades of experience to create positive water outcomes that respect nature and nurture communities.Who are we looking for? GHD is seeking a Senior Project Engineer – Water Treatment to join our team based in either our Phoenix, AZ Irvine, or CA office. We are seeking someone with experience in the evaluation, planning, and/or design of Water and Wastewater treatment infrastructure projects, including alternatives analysis; preliminary and process design; treatment facilities design; and engineering services during construction. We are working on some of the most cutting-edge programs in the U.S., including organics-to-energy.As a Senior Project Engineer, you will provide design guidelines, technical oversight, project engineering and management services, client management and business development relating to Water and Wastewater projects. Further, you will have the opportunity to lead a dedicated team in sophisticated and innovative projects, support in the training and mentorship of engineers and other technicians and become part of our regional leadership team.Perform engineering duties in planning, designing, and overseeing construction and maintenance of building structures, and facilities, such as roads, railroads, airports, bridges, harbors, channels, dams, irrigation projects, pipelines, power plants, and water and sewage systems.Working with an energetic and high performing team, this position offers a variety of work and will see you involved in:Engineering Solutions Design: Design engineering solutions and the associated validation process to enable the realization of a design brief (for example, in terms of functionality, performance, aesthetics, and cost) that conforms to organizational and/or regulatory standards.Engineering Standards Specification: Contribute to the analysis of information, the drafting of engineering standards and specifications, and the evaluation of the effectiveness of those standards within own engineering discipline to inform engineering work in the organization and/or of its suppliers, contractors, and consultants.Project Management: Deliver small- or medium-scale projects while working within an established program management plan.Process Design Engineering: Analyze information and specify the methods and process steps, as well as the plant, machinery, and equipment, required to design and continuously improve manufacturing or materials processes and process systems to deliver the end product within specified cost and quality parameters.Contract Management: Deliver required outcomes by managing day-to-day relationships with contract service providers while working within an established contract management plan.Product and Solution Development: Define and deliver products and services that meet customer needs by selecting the best possible approaches available within established systems.Knowledge Management System: Work within established knowledge management systems to deliver preset outcomes for an area of responsibility.Personal Capability Building: Develop own capabilities by participating in assessment and development planning activities as well as formal and informal training and coaching; gain or maintain external professional accreditation, where relevant, to improve performance and fulfill personal potential. Maintain an in-depth understanding of technology, external regulation, and industry best practices through ongoing education, attending conferences, and reading specialist media.Engineering Inspections: Carry out inspections to evaluate the quality of engineering works and/or the integrity of existing installations or structures, and specify the remedial works needed to ensure conformance with specifications and regulatory requirements.Improvement/Innovation: Identify shortcomings in existing processes, systems, and procedures, and use established change management programs to address them.Client & Customer Management (External): Manage relationships with small clients while also helping senior colleagues manage relationships with larger key clients and customers.EducationBachelor’s degree in civil, Environmental, Mechanical or Chemical Engineering from an ABET accredited universityMaster’s degree in civil, Environmental, Mechanical or Chemical Engineering is preferredExperience10+ years of experience in the Water/Wastewater treatment design with emphasis on upgrades of Water/Wastewater treatmentValid CA or AZ Professional Engineering license is preferred, or a Professional Engineering license in another state with the ability to obtain a AZ license within one year preferredSalary Range: $94,000-$156,000 based on experience and location#LI-KM1As a multicultural organization, we encourage individual achievement and recognize the strength of a diverse workforce. GHD is an equal opportunity employer. We provide equal employment opportunities to all qualified employees and applicants without regard to race, creed, religion, national origin, citizenship, color, sex, sexual orientation, gender identity, age, disability, marital status or veteran status.Posting Date: 2026-07-13