Physicist

Leidos Inc; Rockaway Township (NJ); On-site; USD 58,000 - 105,000; Full time

Job summary

The Defense Sector of Leidos is seeking a Physicist to contribute to laser, plasmonics, and high‑voltage experiments at Picatinny Arsenal, NJ. You will model results with Python and prepare technical reports for diverse audiences.

Responsibilities include literature reviews, proposal brainstorming, and maintaining safety protocols while applying a solid foundation in plasma physics and electrodynamics. US citizenship is required.

Qualifications

• BS in Physics or related field with 0-2 years relevant experience.
• Hands-on lab experience, experimental design and data collection.
• Proficiency with diagnostic instrumentation, especially oscilloscopes and HV pulsed power.
• Thermodynamic modeling, numerical simulations, predictive analysis.
• Strong background in plasma physics and electrodynamics.
• Experience in plasmonic/thermoplasmonic effects and semiconductor Device work.
• Laser safety compliance and Class 4 laser handling.

Responsibilities

• Design and execute experiments involving lasers, plasmonics, HV pulsed power and energetic materials.
• Model results using Python or other code.
• Prepare technical reports and briefings for varied audiences.
• Participate in brainstorming for new proposals.
• Conduct literature searches to stay current on plasmonics and related fields.

Skills

Experimental design

Structured data collection

Diagnostics instrumentation

Oscilloscopes

High-voltage pulsed power

Thermodynamic modeling

Numerical simulations

Predictive analysis

Plasma physics

Electrodynamics

Plasmonics

Device characterization

Laser safety

US Citizenship

Education

BS in Physics

Tools

Oscilloscopes

High-voltage pulsed power supplies

Job description

Description

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.

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.

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 onlyand 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.

• competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave and Retirement

More details are available at www.leidos.com/careers/pay-benefits.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.