Senior Construction Manager – Water Infrastructure Projects

Geosyntec Consultants; Costa Mesa (CA); On-site; USD 129,105 - 180,745; Full time

Benefits offered by this job

Paid holidays

Vacation time

Medical coverage

401(k)

Job summary

Geosyntec Consultants in Costa Mesa seeks a Senior Construction Manager for water infrastructure projects. You will plan, direct, and coordinate complex potable water systems from concept through completion, ensuring safety, quality, and on‑time delivery.

The role requires 8+ years of water construction management experience, knowledge of pipelines, treatment plants, and pump stations, plus a valid US driver’s license. PE licensure is preferred and a comprehensive benefits package is offered.

Qualifications

• 8+ years of water infrastructure construction management experience.
• Deep understanding of design, QA/QC, and management for potable water systems.
• Experience with pipelines, treatment plants, pump stations, and chemical systems.

Responsibilities

• Oversee construction from concept to completion, ensuring safety, quality, schedule, and budget.
• Plan and execute project plans for water infrastructure projects and ensure regulatory compliance.
• Review specs and drawings; coordinate with contractors, engineers, clients, and agencies.

Skills

Water infrastructure

Construction management

Project scheduling

Safety compliance

Driver's license

Estimating

Education

Bachelor’s degree in civil engineering

PE licensure (preferred)

Job description

Overview

Do you want to build an impactful career to change the world for the better?

Geosyntec is seeking a Senior Construction Manager – Water Infrastructure Projects to join our Water Process Engineering and Infrastructure practice at our Costa Mesa office. In this role, you will be responsible for the planning, direction, and coordination of projects, with a strong emphasis on potable water solutions such as conveyance pipelines, treatment plants, booster pump stations, wellhead completions, and chemical systems. Oversight spans all phases of construction, from early concept through to completion, ensuring superior client satisfaction, quality standards, and effective project management across large‑scale, multi‑phase water infrastructure works.

Geosyntec is an innovative, international engineering and consulting firm serving private and public‑sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical, and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people. Each employee is unique, and your career at Geosyntec will be too. We offer competitive pay and benefits, and well‑being programs to support you and your family.

Essential Duties and Responsibilities

• Manage the construction process for potable water infrastructure, including conveyance pipelines, treatment plants, booster pump stations, wellhead completions, and chemical systems—from concept development to final completion—ensuring adherence to specifications, safety standards, budgets, and schedules, and compliance with regulations and client expectations.
• Develop and execute project plans for water infrastructure systems, including facility construction, pipeline installation, pump station operations, wellhead integration, and chemical feed system upgrades.
• Review and interpret technical specifications, construction drawings, and work plans; collaborate with contractors, engineers, clients, and agencies to guarantee safe, timely, and cost‑effective completion of projects.
• Promote teamwork and communication through regular project meetings and transparent collaboration.
• Coordinate and communicate timely design modifications and adjustments with the Design Team.
• Support the preparation and authorization of reports, work plans, and health and safety documentation.
• Evaluate, recommend, and approve contractor change orders as delegated under client authority.
• Respond to contractor requests for clarification on contract documents, ensuring timely and accurate resolutions.
• Manage, administer, and obtain permits, licenses, contracts, and agreements on behalf of Geosyntec and its clients and ensure on‑site project staff complies with the same.
• Coordinate approval process of subcontractor material and equipment submittals, construction quality control (CQC) procedures, manufacturers’ quality control (MQC) documents for completeness and compliance.
• Maintain time and production records, analyze construction schedules and critical path management (CPM), and monitor construction progress with respect to scheduling and CPM tasks.
• Review and approve contractor and subcontractor pay requests, invoices, and payment requests.
• Assist with the review and weekly updating of weekly construction schedules and progress reports prepared by contractors.
• Direct weekly construction progress meetings.
• Review and approve the processing of field change requests and change orders.
• Manage field as-built drawing updates to ensure adjustments are generated in a timely manner.
• Manage corrective action strategies to address substandard or non‑compliant workmanship or materials.
• Review field documentation and laboratory tests of construction materials and verify the accuracy and compliance with the project specifications.
• Establish, organize, and maintain field offices to assure accurate, secure, and well‑organized project records.
• Implement and abide by the policies and procedures outlined in the site‑specific project health and safety plans (HASP) and the company’s Environmental, Health, and Safety Management policies and procedures.
• Identify and participate in new business development opportunities, proposal preparations, and negotiating scopes of work.
• Drive company, personal, or rental vehicles as needed to project, client, or office sites for business travel.

Education and Licensure

• Bachelor’s degree in civil engineering, construction science, construction management, or related subjects. (required)
• PE Licensure (preferred)

Skills, Experience and Qualifications

• Minimum of 8 years of relevant experience in water infrastructure construction management, or equivalent combination of experience, education, and training that demonstrates comprehensive knowledge and ability. (required)
• In‑depth technical understanding of design, site investigations, construction quality assurance, and management procedures for potable water pipelines, treatment plants, booster pump stations, wellhead completions, and chemical systems. (required)
• Direct experience with specialty construction for water infrastructure, such as pipeline installation, treatment plant construction, pump station commissioning, wellhead completions, and chemical system integration. (preferred)
• Proven experience in managing large, multi‑task water infrastructure projects and advanced estimating and scheduling methodologies. (required)
• Health & Safety training, medical monitoring, and client‑required drug and background testing may be necessary.
• Possession of a valid U.S. driver’s license and a satisfactory driving record for business travel. (required)

Compensation and Benefits

• Minimum Salary: $129,105/year / Maximum Salary: $180,745/year (Costa Mesa)

We offer a comprehensive benefits package including paid holidays, vacation, sick, and personal paid time off, medical, dental, vision, life, and disability insurance, 401(k), and other benefits to eligible employees.