Quantum Information Research Scientist

Leidos LLC; Lawton (OK); On-site; USD 70,000 - 126,000; Full time

Benefits offered by this job

Paid Time Off

11 paid Holidays

401K with 6% match

Flexible Schedules

Discounted Stock Purchase Plans

Technical Upskilling

Education and Training Support

Parental Paid Leave

Job summary

Leidos LLC in Lawton, OK seeks aQuantum Information Research Scientist to advance quantum-based communications and sensing systems within the INTEL Sector's CABA. The role includes supervising R&D activities and collaborating with subcontractors across multiple programs.

Candidates must hold a BS/MS/PhD in physics/optics/QIS or related field with 2+ years of experience and must be able to obtain TS/SCI clearance. Travel to DC and Huntsville may be required; US citizenship is required.

Qualifications

• Must hold a BS, MS or PhD in physics, optics, quantum information science (QIS), or related engineering field with 2+ years of experience.
• Must be able to obtain a TS/SCI security clearance.
• US citizen and willing to travel within the US to Leidos facilities.

Responsibilities

• Supervise and participate in building and testing quantum-based communications and sensing systems.
• Collaborate with sub-contractor partners and internal teams on R&D and program development tasks.
• Communicate complex technical material clearly to technical and non-technical audiences.

Skills

Quantum systems knowledge

US citizenship awareness

Education

BS/MS/PhD in physics/optics/QIS or related field

Tools

Python

Matlab

Mathematica

LabVIEW

C#

Job description

Leidos has a new and exciting opportunity for a Quantum Information Research Scientist in our INTEL Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.

At Leidos, we offer competitive benefits,

• Paid Time Off
• 11 paid Holidays
• 401K with a 6% company match and immediate vesting
• Flexible Schedules
• Discounted Stock Purchase Plans
• Technical Upskilling
• Education and Training Support
• Parental Paid Leave
• and much more

Join us and make a difference in National Security!

The technical team will be developing a variety of sensing and communications demonstration systems for the customer. In addition to team supervision, the Scientist will also be tasked with participating in R&D along with various program development tasks. Responsibilities will include supervising and participation in the building and testing of quantum-based communications and sensing systems along with collaborating with sub-contractor partners. Expertise in optical systems is not required but basic familiarity with optics is preferred. The position may require short periods of travel within the US., primarily to other Leidos facilities in DC and Huntsville, AL. Potential employee should be comfortable communicating technical work, both orally and written to subject matter experts and non-technical audiences. Familiarity with proposal processes and white paper writing is a plus. Good communications skills are vital as the employee will be regularly presenting complex material to non-technical governmental and military audiences. Provide regular updates to the group lead in Huntsville, AL.

Required Qualifications: Must hold a BS, MS or PhD in physics, optics, quantum information science (QIS), or some related engineering field with 2+ years of experience. Candidate must be proficient with physical quantum mechanical systems used in sensing or communications applications. Must be able to obtain a TS/SCI security clearance. Work location is in Lawton, OK Must be a US Citizen and be able to obtain and maintain a TS/SCI security clearance

Preferred Qualifications: Expertise in an applicable field of quantum physics/QIS, either theoretical or experimental. Familiarity with Python, Matlab, Mathematica, LabVIEW, C#, or any optical modeling program. Experience in the theory and design of experimental quantum systems for sensing/communications applications. Experience in setting up lab equipment for optical and quantum experiments.

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: October 6, 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.

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 $17.2 billion for the fiscal year ended January 2, 2026. 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
• Retirement

Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity 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.