Clinical Research Sub-Investigator / Principal Investigator
Cedar Crosse Research Center
Sub-Investigator / Principal Investigator OpportunityCedar Crosse Research Center is an independent Phase I–IV clinical research center in Chicago, IL. For over 30 years and 550+ clinical trials, we've been a leading Midwest site conducting research across diabetes, hypertension, obesity, migraine, high cholesterol, heart disease, vaccines, kidney disease, pain, and more. We partner with pharmaceutical, biotech, and CRO sponsors nationwide to bring new treatments safely and ethically to the patients who need them.We're hiring a full-time, on-site Sub-Investigator / Principal Investigator to join our clinical team. This is one posting covering two possible entry points — where you land depends on your experience:Principal Investigator – for candidates with 5+ years of clinical research experience as a PI or Sub-Investigator, an active/unrestricted Illinois medical license (MD or DO), and the qualifications to hold ultimate regulatory and medical responsibility for assigned studies.Sub-Investigator – for candidates newer to clinical research (including licensed MD/DO, NP, or PA candidates without prior PI experience) who will work under the direct supervision of a Principal Investigator while building toward that role.Schedule is Monday–Friday, full-time, on-site at our Chicago research center. No nights, weekends, or on-call rotation.Key Responsibilities & ObligationsStudy conduct & complianceConduct all assigned studies strictly in accordance with the approved research protocol, the sponsor's requirements, and applicable FDA regulations.Maintain full compliance with Good Clinical Practice (GCP), 21 CFR, HIPAA, and all IRB/EC requirements throughout each trial.Minimize risk to research subjects through sound clinical judgment and adherence to protocol-defined procedures.Participant care & safetyScreen, medically evaluate, and determine eligibility of prospective study volunteers.Obtain and document informed consent in accordance with company policy and federal regulation.Perform physical exams, take medical histories, order and interpret diagnostic/laboratory tests, and order protocol-specified medications or treatments.Monitor participants for safety throughout the study, identify and manage acute and non-acute clinical issues, and provide medical follow-up as needed.Promptly identify, document, and report adverse events and serious adverse events to the Principal Investigator, sponsor, IRB, and FDA as required.Documentation & data integrityMaintain accurate, timely, and complete source documentation, progress notes, and case report forms for every subject encounter.Monitor collected data to ensure accuracy, subject confidentiality, and audit-readiness.Respond promptly to sponsor, CRA, and auditor information requests.Team & sponsor collaborationCollaborate closely with study coordinators, research nurses, regulatory staff, and sponsor/CRO representatives to ensure successful trial execution.Participate in study start-up visits, monitoring visits, investigator meetings, and audits as needed.Provide education and guidance to study staff and (for the PI role) mentor Sub-Investigators and clinical research coordinators.Attend continuing education and GCP/regulatory training as required to maintain credentialing.Principal Investigator–specific obligations (in addition to the above)Hold ultimate responsibility for the scientific and ethical conduct of each assigned study, including equitable subject selection and overall protocol integrity.Serve as the primary point of accountability to sponsors, CROs, the IRB, and regulatory agencies for the site's trials.Oversee and delegate responsibilities to Sub-Investigators and study staff, ensuring all delegated tasks are performed within scope of license/certification.Sign and take responsibility for required regulatory documents (FDA Form 1572, financial disclosures, protocol signature pages, etc.).QualificationsPrincipal Investigator trackMD or DO with an active, unrestricted Illinois medical license (or ability to obtain).Minimum 5 years of clinical research experience as a Principal Investigator or Sub-Investigator.Board certification in relevant specialty preferred.Working knowledge of FDA regulations, ICH-GCP, and IRB processes.Strong leadership, communication, and organizational skills.Sub-Investigator track (no prior PI experience required)MD, DO, NP, or PA with an active, unrestricted Illinois license.Prior clinical research experience preferred but not required — training provided for candidates with strong clinical/patient-care backgrounds.Willingness to complete GCP certification and sponsor-required training prior to/at start of employment.Comfort performing physical exams, drawing on clinical judgment for acute/non-acute issues, and working within a protocol-driven environment.Both rolesProficiency with Microsoft Office; ability to learn clinical trial management (CTMS) and electronic data capture (EDC) systems.Excellent written and verbal communication skills.Ability to lift/move up to 50 lbs, stand/walk for extended periods, and handle biological materials as required by lab procedures.
$156.6k - $266.7k
...Whether you work in our Home Care, Clinical Research, Impairments, or Catastrophic Care division... ...Contractor position.* The Principal Investigator (PI) is responsible for conducting objective... ...research experience as a PI or Sub-Investigator ~ Proficient with Microsoft...PrincipalTemporary workFor contractorsWork at officeImmediate startFlexible hours- ...Job Summary Our client seeks a dedicated Principal Investigator responsible for conducting objective clinical research that generates independent, high quality, and reproducible... ...of clinical research experience as a PI or Sub-Investigator. ~ Proficient with Microsoft...PrincipalTemporary workWork at officeLocal area
$300k - $400k
...About Us: Flourish Research is where clinical trials thrive. Flourish Research is one of the industry's most progressive and diversified... ...About the Job: We are actively hiring a Principal Investigator to support our Chicago, IL site. Shift: Monday-Friday...PrincipalContract workWork at officeImmediate startMonday to FridayFlexible hoursShift workDay shift- ...Feinberg School of Medicine seeks a full‑time tenure‑track investigator at the rank of associate or full professor. The... ...interests. Responsibilities include developing a funded clinical or basic research program. Preferred candidates will have a strong and/or developing...SuggestedFull timeWork at office
- ...Feinberg School of Medicine seeks a full‑time tenure‑track investigator at the rank of associate or full professor in the... ...department. Responsibilities include developing a funded clinical or basic research program, a track record of peer‑reviewed publications, and...SuggestedFull time
- Selby Jennings is seeking an experienced Quantitative Researcher to join their dynamic team in Chicago. This global quant trading firm offers... ...significant career growth potential, including a pathway to a sub-PM seat. The role involves conducting alpha research and...
$81.64k
...nature, origin, and significance of physical evidence in crime investigations; and performs related duties as required ESSENTIAL DUTIES... ...levels Trains new Forensic Scientists in a primary forensic sub-discipline Confers with senior level scientists on case investigations...Work experience placementWork at officeLocal areaMonday to Friday- ...Principal Field Clinical Lead Abbott is a global healthcare leader that helps people live more fully at all stages of life. Our portfolio... ...FCL serves as a key partner to physicians, study investigators, research coordinators, and internal stakeholders to ensure successful...Principal
- ...leading background screening company is seeking a highly skilled Background Investigator to conduct detailed, impartial pre-employment investigations for government agencies. This role involves researching candidate qualifications, conducting interviews, and compiling...Remote work
$97k - $189k
...departmental guidelines:Acts as one of principal engineers for CNA's AI-native engineering... ...including multi-agent orchestration patterns, sub-agent frameworks, skill authoring... ...sustaining without ongoing coaching dependency.Researches, evaluates, and recommends AI...PrincipalFull timeWork experience placement$110.38k - $215.82k
...team workflows. Has overall responsibility for coordination with sub-consultants in implementation of quality assurance and quality... ...systems, design layouts, and construction features. Ability to research and apply/incorporate technical data into construction documents...PrincipalFull timeContract workFor contractors- American Institutes for Research is seeking a Principal Researcher to lead large-scale implementation and monitoring efforts for federal health programs. You will shape monitoring frameworks, analytic plans, and data strategies while guiding teams across AIR’s Healthcare...PrincipalRemote job
$75k
A prestigious research university in Chicago is seeking a Principal Researcher to support collaborative research with faculty. The role demands a PhD in a relevant field and proficiency in Python for statistical analysis. Responsibilities include conducting data collection...PrincipalFull timeWork at office$100k - $130k
...spanning Private Capital & Currency, Capital Markets and Investment Banking, and Advisory Services. A Senior Vice President, Supervising Principal working on a institutional fixed income trading desk overseeing operations and supervision of daily trading activities, supporting...PrincipalFull timeFlexible hours- ...Senior MDM Solutions Architect / Principal Consultant (Syndigo / Riversand) Key Requirements (Bullhorn / LinkedIn / AI Hunting Tool) # Mandatory experience with Syndigo and/or Riversand MDM platform (current or previous experience required). # Strong experience designing...Principal
- Jobtailor in Chicago seeks an experienced compliance investigator to conduct investigations, oversee case closure against metrics, and produce timely SARs. You will report findings to senior stakeholders, perform quality control, and support investigative operations within...
- TRM Labs is seeking a seasoned investigator/analyst to conduct ad hoc investigations and blockchain analyses for public and private sector partners. You will develop solutions to scale investigative capabilities and deliver clear, actionable intelligence to clients in...
- A major public transportation agency in Chicago is looking for an experienced investigator to conduct investigations into rules violations and analyze crime data. Candidates should possess a Bachelor's degree in Criminal Justice and have significant law enforcement experience...
$63.39k - $78k
The Chronicle Of Higher Education, Inc. is hiring a Specialist II-EEO in Chicago to conduct investigations into discrimination and employee misconduct complaints. This role includes administering human resources policies and delivering training on related topics. The ideal...- ...Affirmative Civil Enforcement (ACE) Investigator Employment Type: Full-Time, Experienced CGS is seeking an experienced ACE Investigator with extensive knowledge and skills in investigative techniques and fraud detection to provide assistance for a large Federal...Full timeWork at officeLocal areaFlexible hours
- 1099-Contract Investigator The 1099-Contract Investigator is responsible for conducting federal background investigations on a contract basis in direct support of national security and suitability investigations. Conduct fieldwork, including interviews and retrieval...Contract workTemporary workFor contractors
- ...seeks a Public Service Administrator - Law Enforcement/Correctional to supervise and administer state-wide probation compliance investigations, develop policies, analyze data, and coordinate with other agencies. This salaried role requires a four-year college degree...Trial period
$155k - $303k
...to accelerate our clients’ businesses through designing the products and services their customers truly value.OverviewAs a Senior Principal, you will actively participate in the growth and development of the Management Consulting and Strategy practice at Publicis Sapient...Principal- ...part of our Global Security team, ensuring the safety of our operations, people, and assets on a global scale.As a Global Security Investigator within the Global Security team, you will be responsible for conducting complex and sensitive employee investigations involving...Work experience placementLocal area
$22.61 - $28.26 per hour
...shopping by offering each customer a personalized experience that is unmistakably their own. You Will Be As an Asset Protection Investigator, you will work as a member of our Asset Protection team to prevent losses from external and internal theft and fraud. You will work...Hourly payFull timeFlexible hours- ...Responsibilities Successfully complete a full time, 6-7 week new Investigator training both virtually and in person in order to be certified in the Federal Investigative Standards for government background investigations. Travel daily when conducting in person background...Full timeTemporary workWork experience placementHome officeNight shift
- ...Investigative Services APPLICATION Background Investigator Chicago, IL Number of Positions Available in this Location: 2 Date Posted December 1, 2025 About EMT Holdings EMT Holdings is a small business provider of federal background investigation services supporting a...Contract workFor contractorsWork experience placement
$127.2k - $246.9k
...team.KPMG is currently seeking a Manager, Personnel Background Investigations to join our Enterprise Security Services organization.... ...investigations methodologies and report writing, public records research, risk analysis and evaluation is requiredFCRA Basic/Core or Advanced...H1bWork at officeLocal area- ...Adc Ltd is seeking a Contract Background Investigator in Chicago, Illinois. The successful candidate will conduct federal background investigations on a contract basis to support national security and suitability investigations. The role requires strong communication...Contract workTemporary workFor contractors
$40 - $46 per hour
...range $40.00/hr - $46.00/hr Direct message the job poster from Mindlance Title : Human Resources Manager/Employee Relations Manager/Investigator/HR Investigator/Employee and Labor Relations Manager/Employee and Labor Relations Consultant/HR Investigator/Human Resource...Contract workWork experience placement
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Clinical Research Sub-Investigator / Principal Investigator. Be the first to apply!
- clinical investigator Chicago, IL
- compliance investigator Chicago, IL
- defense investigator Chicago, IL
- opm background investigator Chicago, IL
- background investigator Chicago, IL
- healthcare investigator Chicago, IL
- corporate investigator Chicago, IL
- surveillance investigator Chicago, IL
- ethics investigator Chicago, IL
- legal investigator Chicago, IL



