Company Description

Are you looking to join an organization that is growing and dynamic? What about a high-energy, collaborative environment that rewards hard work?

J.S. Held is a global consulting firm that combines technical, scientific, financial, and strategic expertise to advise clients seeking to realize value and mitigate risk. Our professionals serve as trusted advisors to organizations facing high stakes matters demanding urgent attention, staunch integrity, proven experience, clear-cut analysis, and an understanding of both tangible and intangible assets.

The firm provides a comprehensive suite of services, products, and data that enable clients to navigate complex, contentious, and often catastrophic situations.

Job Description

J.S. Held is seeking a Principal Epidemiologist to join our Health Sciences practice. This role is ideally suited for a senior consulting professional who combines deep technical expertise in epidemiology with a strong seller–doer mindset, experience supporting litigation and regulatory matters, and the ability to contribute meaningful revenue growth through an established client base.

The successful candidate will play a key role in delivering expert-driven analyses and testimony across complex disputes, regulatory investigations, and high-impact advisory engagements. While preference will be given to candidates with expertise in occupational or environmental epidemiology, we are open to adjacent disciplines (e.g., pharmacoepidemiology, injury epidemiology) where there is a demonstrated track record in litigation, risk assessment, or regulatory support.

Job Responsibilities

Client Development & Revenue Growth (Seller–Doer)

Originate, develop, and expand client relationships across legal, corporate, and regulatory sectors
Maintain and grow a portable book of business, contributing to practice revenue targets
Lead business development efforts, including opportunity identification, scoping, pricing, and proposal development
Collaborate with cross-functional experts (toxicology, industrial hygiene, environmental science, economics) to deliver integrated client solutions

Expert Services & Testimony

Serve as a consulting and testifying expert in litigation, arbitration, and regulatory matters
Prepare and deliver expert reports, depositions, and oral testimony
Translate complex epidemiologic findings into clear, defensible, and persuasive insights for legal counsel, regulators, and executive stakeholders
Support high-profile and sensitive matters, including mass torts, environmental exposure cases, and occupational health disputes

Project Leadership & Delivery

Lead and manage complex, multi-disciplinary epidemiological engagements
Design and oversee study protocols, including exposure assessment, outcome definition, and causal inference strategies
Ensure rigorous QA/QC processes across all analyses and deliverables
Manage project teams, timelines, budgets, and client expectations in a consulting environment

Methods & Analytics

Apply advanced epidemiologic methodologies, including:
- Cohort and case–control studies
- Time-series and longitudinal analyses
- Meta-analyses and systematic reviews
- Survival and sensitivity analyses
- Causal inference techniques
Utilize statistical and analytical tools such as R, Python, SAS, or Stata to generate defensible, litigation-ready outputs
Critically evaluate external studies and literature to support expert opinions and rebuttals

Practice Building & Thought Leadership

Mentor and develop junior consultants and analysts within the Health Sciences team
Contribute to thought leadership, including publications, conference presentations, and client briefings
Support go-to-market initiatives and enhance J.S. Held’s visibility in expert services and advisory markets
Help shape and expand the firm’s epidemiology and health risk capabilities globally

Qualifications

Required

Doctoral degree (PhD, ScD, or DrPH) in Epidemiology from a regionally accredited, research-intensive (non-profit) university
Approximately 15+ years of post-graduate, client-facing consulting experience, delivering epidemiological analyses within litigation, regulatory, or risk management environments
Demonstrated seller–doer track record, including a portable book of business and consistent delivery against annual revenue and origination targets
Proven experience serving as an expert witness, including authorship of expert reports and participation in depositions and/or courtroom testimony, with the ability to perform effectively under cross-examination
Advanced expertise in epidemiologic methods and strong command of statistical tools (e.g., R, Python, SAS, SPSS, or Stata), with the ability to lead technical teams and guide analytical workstreams
Exceptional written and verbal communication skills, with the ability to clearly present complex methodologies and findings to attorneys, regulators, and senior business leaders

Preferred

Familiarity with U.S. litigation processes, including experience supporting mass torts, class actions, or regulatory enforcement matters
Established professional visibility, including peer-reviewed publications, conference presentations, committee participation, or leadership roles in professional societies
Experience working within or alongside multidisciplinary consulting teams (e.g., toxicology, industrial hygiene, environmental science, economics)

Additional Information

Some of the Benefits We Have Include

J.S. Held understands all our employees are people and sometimes life needs flexibility. We work to always provide an environment that best supports and suits our team’s needs.

Our flexible work environment allows employees to work remotely, when needed
Flexible Time Off Policy
Medical, Dental, and Vision Insurance
401k Match
Commuter Benefits

A reasonable estimate of the base salary range for this role is $150,000 - $300,000. Any offered salary range is based on a wide array of factors including but not limited to skillset, experience, training, location, scope of role, management responsibility, etc.

In addition to base salary, J.S. Held offers a variety of annual bonus programs. Eligibility and details for these bonus schemes will be discussed during the interview process.

Other Duties
Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

By submitting your application, you acknowledge that you have read the J.S. Held Online Privacy Notice and hereby freely and unambiguously give informed consent to the collection, processing, use, and storage of your personal information as required and described therein. California residents can click here to learn more about the personal information we collect and here to learn about additional privacy rights that may be available.

Please explore what we’re all about at www.jsheld.com.

EEO and Job Accommodations
We embrace diversity and our commitment to building a team and environment that fosters professional and personal enrichment is unwavering. We are greater when we are equal! J.S. Held is an equal opportunity employer that is committed to hiring a diverse workforce. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin,
disability, protected Veteran status, age, or any other characteristic protected by law. If you are an individual with a disability and would like to request for a reasonable accommodation, please email jobs@jsheld.com and include “Applicant Accommodation” within the subject line with your request and contact information.

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J.S. Held LLC

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