Principal Engineer - Hydrologic and Hydraulics

Job Description

Job Description

T&M Associates is seeking an experienced engineer with a strong technical background to join our Hydraulics and Hydrology team to support our Transportation Market. The ideal candidate brings deep technical expertise in hydraulic and hydrologic modeling, transportation drainage design, floodplain mapping, dam inspection and analysis, and NJDEP permitting, along with demonstrated leadership experience.

Responsibilities:

• Oversee delivery of hydraulic, hydrologic, stormwater, transportation drainage, floodplain mapping, and dam-related projects, ensuring schedules, budgets, and quality standards are met.
• Provide technical direction and perform/review modeling and analysis using HEC-HMS, HEC-RAS (1D steady-state including bridge/culvert and floodway modeling), HEC-1, PondPack; 2D modeling experience preferred.
• Support NJDEP permitting efforts, including NJAC 7:8, 7:13, and 7:20 (familiarity with 7:7, 7:7A, and 7:50 preferred).
• Serve as client and regulatory agency contact, particularly with the NJDEP.
• Collaborate with multidisciplinary engineering teams to deliver integrated transportation and water resources solutions.

Qualifications

• BA/BS in Civil Engineering or related field required.
• 8+ years of experience in hydraulic/hydrologic modeling, stormwater management design, transportation drainage, floodplain analysis, and dam inspection/analysis.
• New Jersey Professional Engineer (PE) license is required.
• Strong working knowledge of NJDEP regulations and permitting processes, including NJDEP’s new PACT / REAL rules.
• Proficiency in HEC software, HydroCad, PondPack, MicroStation and/or AutoCAD, GIS/ArcMap, and Microsoft Office.
• Demonstrated leadership, organizational, analytical, and technical writing skills, with the ability to manage multiple concurrent projects and teams.

T&M Associates is committed to pay transparency and equitable compensation practices in compliance with applicable laws, including the New Jersey Equal Pay Act. T&M estimates that the salary range for this position will fall between $110,000 - $140,000. The actual salary offered may vary within this range, depending on a variety of factors including the candidate’s experience, educational qualifications, specific skills and knowledge, as well as internal pay equity and geographic location.

T&M Associates offers a competitive and comprehensive benefits package designed to support the health, well-being, and professional growth of our employees. Benefits include comprehensive insurance (medical, dental and vision), a 401(k) with company match, paid time off, flexible work schedules, wellness programs, and professional development opportunities — all within a people-first, award-winning hybrid work environment. See more details about benefits here. If this sounds like a company you want to be part of then apply now!

New Hires must have documents indicating they are eligible to work in the United States. EEO/AA Employer. For California based applicants, our CCPA-CRPA Privacy Notice can be found on our Careers page at

#LI-HYBRID