Senior water and wastewater engineers help communities and organizations plan, design, and improve the systems that deliver clean water and safely manage wastewater. These experienced professionals lead technical work across treatment plants, pipelines, pump stations, and other critical infrastructure. Explore vetted senior engineering opportunities on Ladders, including roles with salaries of $100,000 or more.
Responsibilities vary by employer and project, but senior engineers commonly evaluate existing systems, develop engineering plans, prepare technical reports, and guide projects from early studies through construction. They may oversee process, civil, or hydraulic design; review calculations and drawings; coordinate permitting; and support construction administration and commissioning. Many roles also involve mentoring engineers and working closely with clients, utilities, contractors, and regulators.
Employers typically seek a degree in civil, environmental, or a related engineering field, along with substantial experience in water or wastewater projects. A Professional Engineer (PE) license is often preferred or required, particularly for roles that involve approving engineering work. Valuable qualifications include knowledge of treatment processes, hydraulic modeling, design standards, regulatory requirements, project management, and technical communication.
Senior water/wastewater engineers work for engineering consultancies, water utilities, public agencies, and infrastructure organizations. Depending on the employer, they may specialize in drinking water treatment, wastewater treatment, collection and distribution systems, reuse, stormwater, or resilient infrastructure. Experienced engineers can advance into principal engineer, technical director, department manager, or project executive positions.
Search Ladders for senior water and wastewater engineering roles that match your expertise, location, and career goals. Ladders focuses on vetted professional opportunities paying $100,000 or more, helping experienced engineers explore their next career move.
$135K - $170K *
Optimize your sales career by managing the full sales cycle for a leading engineering software. Leverage your technical expertise to drive revenue growth and deliver impactful solutions to industrial...
2 weeks ago
$120K - $140K *
Elevate sales growth in the refrigeration and HVAC/R sectors by driving market development, building key relationships, and implementing effective strategies to maximize customer engagement and produc...
4 weeks ago
$126K - $176K *
Lead the charge in managing complex data center projects, ensuring safety, quality, and timely delivery. Collaborate with diverse teams to foster relationships and drive strategic improvements while e...
1 week ago
$125K - $175K *
Lead and optimize project management efforts, ensuring safety and efficiency while fostering strong relationships with clients and teams. Drive strategic improvements and mentor diverse teams to achie...
3 weeks ago
$125K - $175K *
Elevate project outcomes by leading diverse teams, ensuring safety, and driving effective communication. Leverage your expertise in construction management to enhance processes and foster strong clien...
3 weeks ago
Senior Project Engineer Electrical (Remote)
$88K - $142K *
Elevate your career by leading the design of innovative electrical systems for community-focused projects. Collaborate with multidisciplinary teams to enhance infrastructure while ensuring compliance...
2 days ago
Senior Cost Manager - Data Center
$130K - $155K *
Lead the charge in delivering high-quality cost management services for large-scale data center projects. Collaborate with clients and stakeholders to ensure project objectives are met throughout the...
Yesterday
$95K - $115K *
Unlock your potential as a Senior VDC Engineer, driving innovative design solutions and enhancing project delivery through advanced BIM technologies and collaboration with diverse teams in a dynamic e...
2 weeks ago
$125K - $140K *
Shape the future of global sourcing strategies for pressure vessel materials, driving supplier performance and innovation in data center markets. Collaborate across teams to enhance productivity and o...
2 weeks ago
$135K - $170K *
Shape the future of environmental planning by leading complex CEQA reviews, managing multidisciplinary teams, and advising clients on sustainable practices. Drive impactful projects from inception to...
3 weeks ago
$95K - $130K *
Join us in leading on-site installation activities for complex projects. As a key liaison, you'll ensure safety, quality, and schedule adherence while coordinating with diverse stakeholders to drive s...
1 week ago
Senior Financial Transformation Consultant
$98K - $163K *
Drive your career forward by transforming financial management processes, enhancing operational efficiency, and collaborating with senior stakeholders to implement innovative solutions in a dynamic co...
2 weeks ago
Senior Underground Transmission Line Engineer 1 - Grid
$84K - $129K *
Engineer underground transmission lines up to 500kV, overseeing design, cost analysis, and project coordination. Collaborate with teams to ensure compliance with standards and specifications while man...
2 weeks ago
Senior M&A Integration Manager
$136K - $195K *
Drive end-to-end integration governance and value realization across acquisitions. Lead cross-functional teams to ensure disciplined execution, synergy delivery, and alignment with operational excelle...
4 weeks ago
Senior Machine learning Engineer
$162K - $258K *
Drive the design and implementation of cutting-edge GenAI solutions, leading the development of LLM capabilities and ML pipelines to enhance insurance workflows and deliver impactful outcomes for cust...
2 weeks ago
Traveling General Superintendent - Mission Critical
$175K - $320K *
Champion mission-critical project delivery by leading multidisciplinary teams, ensuring safety, quality, and efficiency. Drive financial performance and client satisfaction through strategic planning...
2 weeks ago
$75K - $94K *
Innovate proposal strategies by leading the development of cohesive submissions, coordinating resources, and ensuring compliance. Collaborate with cross-functional teams to enhance win themes and impr...
Reposted 2 weeks ago
$150K - $180K *
Champion the storage architecture for a cutting-edge AI supercomputer, ensuring efficient data flow and reliability across global pods. Drive performance improvements and collaborate with cross-functi...
Today
Senior Design Engineer Energy - Remote
$146K - $244K *
Champion innovative solutions as a Senior Design Engineer in nuclear facilities. Lead complex projects, enhance engineering processes, and drive technical excellence while collaborating with multidisc...
Reposted 2 weeks ago
$140K - $180K *
Partner with us to drive business development initiatives in the water treatment sector, fostering client relationships and solutions. Collaborate with leadership and teams, navigating client needs an...
Reposted 4 days ago
Senior I&C Engineer Energy - Remote
$90K - $173K *
Lead the design and development of I&C systems for Small Modular Reactors, ensuring compliance with safety regulations. Collaborate with multidisciplinary teams to create documentation and provide tec...
2 weeks ago
Senior Manager, Sales Development
$150K - $161K *
Empower a dynamic team by leading outbound sales strategies, driving performance, and mentoring managers. Shape best practices and enhance pipeline creation to achieve ambitious goals in a fast-paced...
1 month ago
Senior or Senior II Engineer - Market Services (Remote Eligible)
$108K - $137K *
Empower operations by ensuring data integrity for market systems. Partner to verify service reservations and regulatory compliance while providing analytical insights to enhance stakeholder engagement...
Reposted 3 weeks ago
$90K - $118K *
Drive success by building lasting relationships with fire sprinkler contractors. As a trusted adviser, you'll prioritize client needs, manage sales activities, and present technical solutions while gr...
2 days ago
Engineering Manager - Thermal-Mechanical Design for Nuclear Power applications
$134K - $257K *
Join a dynamic team as an Engineering Manager, leading thermal-mechanical design initiatives. Drive innovation in fuel product development while fostering a collaborative culture and ensuring alignmen...
2 days ago
What does a senior water/wastewater engineer do?
A senior water/wastewater engineer plans and leads engineering work for water and wastewater infrastructure. Duties may include treatment process and pipeline design, hydraulic analysis, technical reviews, permitting support, project management, and mentoring engineering teams.
What qualifications are typically required for senior water/wastewater engineer jobs?
Employers commonly require a bachelor's degree in civil, environmental, or a related engineering discipline and significant relevant project experience. A Professional Engineer (PE) license is frequently preferred or required, depending on the position and jurisdiction.
Where do senior water/wastewater engineers work?
They work for engineering consulting firms, water and wastewater utilities, government agencies, and infrastructure companies. Projects can involve treatment facilities, pipelines, pump stations, water reuse, stormwater, and system upgrades.
Do senior water/wastewater engineers need a PE license?
Many senior roles prefer or require a PE license, especially when the engineer is responsible for approving or sealing designs. Requirements vary by employer, project responsibilities, and state or local regulations.
What is the salary for a senior water/wastewater engineer?
Pay varies based on location, experience, licensure, employer, and project scope. Ladders features vetted professional jobs paying $100,000 or more, including qualifying senior water and wastewater engineering opportunities.