Water/Wastewater Principal Engineer | Indianapolis, IN

Our client - a multidisciplinary engineering and consulting organization delivering water, wastewater, and infrastructure solutions for public-sector clients - is seeking a highly experienced Principal Engineer to provide senior-level technical leadership for complex water and wastewater infrastructure projects based in Indianapolis.

Their teams partner closely with communities to plan, design, and implement resilient systems that meet regulatory requirements and long-term operational needs. This role represents the highest level of engineering responsibility, combining strategic oversight, technical excellence, and mentorship to guide critical projects that support public health and environmental sustainability.

responsibilities.

• Lead all phases of large-scale and technically complex wastewater infrastructure projects from planning through construction

• Develop and oversee advanced engineering designs, technical reports, specifications, and contract documents

• Serve as a subject matter expert to resolve highly complex technical challenges across multiple projects and teams

• Plan, coordinate, and manage detailed project tasks in collaboration with engineering and project management staff

• Conduct engineering studies, investigations, and evaluations for clients, regulatory agencies, and internal leadership

• Provide senior-level technical review and mentorship to engineering staff at varying career stages

• Support quality assurance and quality control processes to ensure technical accuracy and regulatory compliance

• Prepare technical proposals and deliver presentations to clients, public stakeholders, and regulatory bodies

• Contribute to business practices, project delivery standards, and continuous improvement initiatives

qualifications.

• Bachelor’s degree in Civil Engineering required; Master’s degree preferred

• Minimum of 15 years of progressive engineering experience in water or wastewater infrastructure

• Active Professional Engineer (PE) license required

• Advanced knowledge of engineering principles and wastewater treatment and conveyance systems

• Proficiency with industry-standard design, modeling, and documentation software (e.g., AutoCAD, MicroStation, Revit, and similar tools)

• Strong understanding of QA/QC procedures, engineering regulations, and professional practice standards

• Demonstrated ability to lead multidisciplinary teams in a collaborative environment

• Excellent written and verbal communication skills

• Participation in professional engineering organizations is preferred

salary.

Compensation is determined based on experience, education, licensure, technical expertise, and market alignment.

benefits.

Benefits are offered in alignment with industry standards and may include healthcare coverage, retirement plans, paid time off, and professional development opportunities.

If you are looking for a senior leadership role where you can influence complex infrastructure projects, mentor engineering teams, and shape the future of water and wastewater systems, apply today.

apply.

Our client is an equal opportunity employer and is committed to maintaining a workplace that values diversity, inclusion, and equal access to opportunity. Employment decisions are made without regard to legally protected characteristics.