Research Scientist I

Are you looking for a career that will make an impact?

Leidos has an immediate need for a Research Scientist I to support the Expeditionary and Trauma Medicine Department at the Naval Medical Research Unit San Antonio (NAMRU-SA) in San Antonio TX.NAMRU-SA serves as one of the leading research and development laboratories for the U.S. Navy and conducts gap driven combat casualty care, craniofacial, and directed energy research to improve survival, operational readiness, and safety of Department of Defense (DoD) personnel engaged in routine and expeditionary operations.

Are you ready for unique and exciting work?

Primary Responsibilities

Develops and conducts protocol-driven scientific research addressing various aspects of military medicine; may lead independent research projects from conception to completion

Writes protocol-driven research proposals, animal use protocols, human use protocols, technical reports, final reports, and peer-reviewed manuscripts in coordination with Government Principal Investigator (PI)

Develops various presentation materials and presents findings at technical and professional meetings

Prepares experimental subjects, sets up experimental equipment, and aids in training and development of experimental subjects for experimental procedures in accordance with approved animal or human use protocols

Provides support in development of establishment of in vivo and in vitro model systems, data acquisition, and data analysis

Assists in the maintenance of a clean and operational lab space as required

Routes administrative paperwork related to scientific products

Maintains data and records securely, including the use of an assigned laboratory notebook

May perform surgical procedures on animal models for both survival and non-survival

Mentors junior research associates and research technicians

If this sounds like an environment where you can thrive, keep reading for the keys to success!

Qualifications

PhD with a one (1) year research experience

Strong experimental design, statistical analysis, and data interpretation skills, including hands-on experience with ELISA and flow cytometry (sample preparation through data analysis)

Proven ability to lead cross-functional project teams, coordinate tasks, and maintain high laboratory-quality and compliance standards

Experience in animal research conducted in alignment with all regulatory and institutional requirements

Prior experience in a military medical laboratory preferred

Ability to obtain and maintain required life-support certifications (AHA BLS, Healthcare Provider Course, or American Red Cross CPR; web-based courses not accepted)

Willingness to complete annual occupational health exams to maintain facility access clearance

Due to Federal contract requirements, US citizenship is required.

The candidate will be required to acquire, at a minimum, a SECRET classification access level. Preference will be given to a candidate who already has this clearance level.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

September 1, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.