Job Title:
Senior Geotechnical Engineer
Company: Interlix Staffing
Location: New York City, NY
Created: 2026-05-08
Job Type: Full Time
Job Description:
Position: Senior Geotechnical EngineerLocation: Parsippany, New Jersey / New York RegionSchedule: Full-time, On-SiteCompensation: $170,000-$210,000 (based on experience)Company OverviewOur client is a multidisciplinary engineering firm delivering geotechnical, environmental, and civil-site solutions for commercial and public-sector clients. Their team works on technically demanding projects involving deep excavations, retaining structures, foundation systems, subsurface investigations, and geotechnical instrumentation.Position OverviewWe are seeking a Senior Geotechnical Project Engineer with strong geotechnical expertise to lead technical design, reporting, and project management activities. This role requires a Senior Project Engineer capable of delivering full engineering reports, managing client communication, and producing designs for retaining walls, piles, and other geotechnical support systems.Candidates must be located within a 1-hour commute of the offices (Parsippany, NJ) and hold a Professional Engineer (PE) LicenseKey ResponsibilitiesManage geotechnical projects from planning to final delivery, including schedules, budgets, and technical execution.Perform and oversee geotechnical investigations and subsurface evaluations.Prepare complete engineering reports (A-Z), including data analysis, calculations, and engineering recommendations.Design geotechnical structures such as retaining walls, deep foundations, piles, shoring, and other support systems.Produce designs, drawings, and calculations using AutoCAD Civil 3D and relevant geotechnical software.Serve as the main client-facing engineer, managing communication, expectations, updates, and technical discussions.Conduct foundation inspections, SOE monitoring, and construction phase oversight.Evaluate soil conditions and provide recommendations during active construction.Coordinate project tasks with internal staff, senior engineers, and external partners.Prepare proposals, cost estimates, and project documentation.Mentor junior staff and support team development as needed.Conduct occasional site visits (approx. 10%) for field evaluations and construction support.Required QualificationsBachelor's degree in Civil Engineering or Geotechnical Engineering.6+ years of professional engineering experience (8-12 years strongly preferred).5+ years managing Geotechnical projectsActive Professional Engineer (PE) licenseAt least 3 years of office-based geotechnical design experienceField experiences performing soil investigations, foundation inspections, and SOE monitoring.Strong proficiency with AutoCAD Civil 3D and geotechnical design methodologies.Demonstrated experience designing retaining walls, piles, and similar geotechnical systems.Fluent in English (C1/C2 level).Valid driver's license and ability to conduct field visits.Additional QualificationsProficiency with engineering design software (Quake, WEAP, L-Pile, FEA tools).Experience using NitroPro, GSLOPE, KeyWall, Rocscience, and Microsoft Word/Excel.Background in environmental and civil-site engineering projects.Experience working on government or municipal projects.40-hour OSHA HAZWOPER certified.Work Environment & CompensationFull-time, in-person W-2 role.Compensation: $130,000-$200,000 USD, depending on experience and licensure.Benefits include Medical, Dental, and Vision Insurance.Life and Disability Insurance coverage.Paid Time Off (Vacation, Sick Days, Holidays).SIMPLE IRA with company matching.Professional development, licensing support, and continued education.Mileage reimbursement for fieldwork.Why Join This Team?Work on high-impact geotechnical and infrastructure projects in the NY/NJ region.Take technical ownership of complex designs and field operations.Join a reputable, well-established engineering firm with strong leadership.Growth path toward senior leadership and project management roles.