Managing Consultant, Environmental Toxicologist and Ecological Risk Assessor

** Lead the science that protects ecosystems and shapes sustainable business decisions.
** At
** ERM**, we help organizations navigate some of the world's most complex environmental challenges. As a
** Managing Consultant, Environmental Toxicologist and Ecological Risk Assessor**, you will serve as a technical leader delivering innovative ecological risk assessment and toxicology solutions that inform critical decisions for major oil and gas clients. Based in
** Houston, TX**, with consideration for qualified candidates in
** Houston, TX, Baton Rouge, LA, New Orleans, LA, or Dallas, TX**, this role offers the opportunity to lead high-impact projects, mentor technical professionals, and help protect Gulf Coast wetland ecosystems while advancing sustainable industry practices.  ##
** Why This Role Matters
** ERM is shaping the future of environmental risk management by helping clients balance operational objectives with environmental stewardship. In this role, you will provide the scientific expertise needed to evaluate ecological impacts, address complex regulatory requirements, and develop risk-based solutions for challenging environmental issues. Your work will directly influence project outcomes, support regulatory compliance, and contribute to the protection of sensitive habitats and natural resources.  

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** What Your Impact Is
** As a trusted technical advisor, you will lead ecological risk assessments and toxicological evaluations that support strategic decision-making for clients in the oil and gas sector. You will apply scientific rigor, regulatory expertise, and analytical insight to solve complex environmental challenges while helping clients achieve their sustainability and business goals.  You will also play a key role in developing technical talent, strengthening client relationships, and delivering high-quality solutions that drive positive environmental outcomes across Gulf Coast ecosystems.  

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** What You'll Bring**### Required
* Bachelor’s degree in toxicology, environmental toxicology, chemistry, public health, ecology, or related life sciences, or equivalent experience.
* 4-6 years (6–10 years preferred) of relevant experience; consulting experience preferred.
* Strong quantitative and analytical skills with proficiency in managing large datasets (MS Excel).
* Excellent written and verbal communication skills for technical reporting and client interaction.
* Ability to thrive in a fast-paced consulting environment, managing multiple priorities under strict deadlines.
* Driver's License

Required:

This position requires a valid driver's license and/or the ability to operate a company vehicle due to the nature of job duties, which include frequent travel to various client locations across a large geographical area.
* Commitment to safety and adherence to Health & Safety protocols.
* ** This position is not eligible for immigration sponsorship.**### Preferred
* Advanced degree (MS or higher) in a related discipline.
* Experience with ecological risk assessments and regulatory compliance in oil and gas sectors.
* Experience testifying as an expert witness.  ##

Key Responsibilities
* Lead and support ecological risk assessments and site investigations.
* Manage, query, and analyze large chemical and biological datasets.
* Manage, direct, and train junior environmental staff.
* Research toxicities and physical/chemical properties of oil and gas constituents and develop and implement site specific risk assessment methods.
* Conduct literature reviews on toxicological and biological topics.
* Develop work plans, figures, and technical reports with precision and clarity.
* Collaborate with project teams to ensure timely, high-quality deliverables.
* Maintain compliance with federal, state, and…