Geologist Jobs in Harrison, NJ (NOW HIRING)

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We are seeking an experienced Engineering Geologist to provide expert geological and geotechnical support for transportation infrastructure projects across New Jersey and New York.  Primary functions include performing various geotechnical engineering services related to construction of tunnels, highways bridges and other transit related developments.

The role is available immediately.

Key Responsibilities

• Perform field reconnaissance and geological mapping to identify hazards such as landslides, subsidence, soil liquefaction, or unstable slopes.
• Perform inspection of SOE reinforcement and rock mass grouting.
• Conduct geological and geotechnical site investigations, including soil, and rock.
• Develop geological models, cross-sections, and maps to support transportation design and construction.
• Analyze geotechnical and prepare detailed technical risk assessments and geologic reports.
• Collaborate with civil and structural engineers, planners, and NJDOT (or similar agencies) to integrate geological findings into transportation project designs.
• Ensure projects comply with environmental and safety regulations, including federal, state, and local transportation standards.
• Oversee fieldwork logistics and supervise drilling operations, test pits, groundwater instrumentation, probe hole drilling and permeability testing.
• Oversight of geotechnical instrumentation including deformation and vibration monitoring.
• Preparation of field reports including geologic maps, in-situ testing, probe hole and boring logs, etc. documenting daily construction activities; The employee will also perform complex calculations to document the acceptability of the completed construction and will prepare necessary reports and drawings as required. or geotechnical monitoring equipment.
• Support construction monitoring, ensuring that geological recommendations are enacted during build phases.
• Communicate findings clearly to stakeholders, including NJDOT representatives, project managers, and regulatory agencies.

Minimum Qualifications 

• Bachelor’s degree in Geology, Engineering Geology, Geological Engineering, Civil Engineering (with a geotechnical focus), or a related field plus six years of related experience.
• Valid US Drivers License.

Preferred Qualifications:

• Master’s degree in Engineering Geology, Geotechnical Engineering, Soil/Rock Mechanics, or Hydrogeology.
• 8 years of related geotechnical experience, with demonstrated experience in underground structures; (tunnels, shafts, caverns, rock reinforcement, grouting, ground improvement, etc.
• Utilize computer software programs such as: Dips, RocSlope, RocFall, and Swedge.
• Valid New York State Professional Engineering or Professional Geologist license.

• Sponsorship for US employment authorization is not available now or in the future for this position.
• Relocation is not available for this position.
• THIS POSTING IS FOR A CURRENT VACANCY, AND AECOM INTENDS TO FILL THIS POSITION BY NOVEMBER 4, 2026

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community—where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.