Physicist

The Defense Sector of Leidos is looking for a Physicist at its Picatinny Arsenal, NJ location.

- Primary Responsibilities. Design and execute experiments involving, but not limited to, lasers, plasmonics, high-voltage pulsed power supplies and energetic materials.

- Model experiment results using Python or other code.
- Prepare technical reports and briefings; brief audiences with varying technical knowledge.
- Participate in brainstorming sessions for new proposal ideas.
- Perform literature searches to maintain awareness of latest advancements in plasmonics, electrodynamics, laser technology, diagnostic instrumentation, and safety protocols.
- undefined
- Basic Qualifications. BS in Physics or related field with 0-2 years relevant experience.

- Extensive hands-on laboratory experience, including experimental design and structured data collection.
- Proficiency with diagnostic instrumentation, specifically oscilloscopes and high-voltage pulsed power supplies.
- Proven experience in thermodynamic modeling, numerical simulations, and predictive analysis.
- Solid theoretical foundation in plasma physics and advanced electrodynamics.
- Demonstrated academic or research background in plasmonic and thermoplasmonic effects.
- Strong working knowledge of semiconductor physics, fabrication technology, or device characterization.
- Hands-on operational experience with Class 4 high-power lasers, including a strong commitment to established laser safety protocols.
- Extensive hands-on laboratory experience, including experimental design and structured data collection.
- Proficiency with diagnostic instrumentation, specifically oscilloscopes and high-voltage pulsed power supplies.
- Proven experience in thermodynamic modeling, numerical simulations, and predictive analysis.
- Solid theoretical foundation in plasma physics and advanced electrodynamics.
- Demonstrated academic or research background in plasmonic and thermoplasmonic effects.
- Strong working knowledge of semiconductor physics, fabrication technology, or device characterization.
- Hands-on operational experience with Class 4 high-power lasers, including a strong commitment to established laser safety protocols.
- US Citizenship required.
- undefined
- Preferred Qualifications.
- undefined

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 24, 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 $57,850.00 - $104,575.00

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.