RF Photonics - Postdoctoral Researcher

We have an opening for a Postdoctoral Researcher within the RF Photonics Group. The group consists of a diverse team of scientists and engineers with expertise in photonics, nonlinear and ultrafast optics, high-speed RF electronics, digital signal processing, and integrated photonics. This position is in the Materials Engineering Division (MED), within the Engineering Directorate.

In this role, you will

• Conduct research in and development of one or more of the following areas: photonics, fiber optics, nonlinear optics, ultrafast pulse shaping and diagnostics, high-speed / ultra-wideband RF electronics, photonic A/D and D/A conversion, photonic integrated circuits, and digital signal processing.
• Design, model, build, implement, and/or analyze systems in one or more of the above areas.
• Organize, analyze, and present data from research to the team.
• Contribute to and actively participate in the conception, design, and execution of research to address defined problems.
• Pursue independent, yet complementary, research interests and interact with a broad spectrum of scientists and engineers internally and externally to the Laboratory.
• Collaborate with others in a multidisciplinary team environment to accomplish research goals.
• Publish novel ideas as patents, and potentially publish research results in peer-reviewed scientific or technical journals and present results at external conferences seminars and/or technical meetings.
• Guide colleagues in work and provide technical support to successfully meet project deliverables.
• Perform other duties as assigned.

• Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship.
• PhD in Physics, Optics, Optical Engineering, Electrical Engineering, or related field.
• Experience with one or more of the following areas: photonics, fiber optics, nonlinear optics, ultrafast pulse shaping and diagnostics, high-speed / ultra-wideband RF electronics, photonic A/D and D/A conversion, integrated photonics, mixed signal circuits, wireless communications, radar, digital signal processing.
• Ability as an innovative experimentalist with a broad range of experience in experimental design, techniques, and execution.
• Ability to develop independent research projects as demonstrated through publication of peer-reviewed literature.
• Initiative and interpersonal skills and ability to work in a collaborative, multidisciplinary team environment.
• Proficient verbal and written communication skills to collaborate effectively in a team environment and present and explain technical information.

Qualifications We Desire

• Experience with ultrafast laser sources, diagnostics, high-speed RF instrumentation, fiber optic devices and systems.
• Experience with free space optical systems and free space/fiber hybrid systems design and alignment.
• Experience building hybrid optical and electronic systems.
• Experience with Matlab software.
• Experience with physical wave simulation software like COMSOL and Lumerical, and photonic integrated circuit layout with automated software like GDSTK.
• Ability and willingness to deliver to tight deadlines.

#LI-Onsite

Position Information

This is a Postdoctoral appointment with the possibility of extension to a maximum of three years, open to those who have been awarded a PhD at time of hire date.

Why Lawrence Livermore National Laboratory?

• Included in 2024 Best Places to Work by Glassdoor!
• Flexible Benefits Package
• 401(k)
• Relocation Assistance
• Education Reimbursement Program
• Flexible schedules (*depending on project needs)
• Inclusion, Diversity, Equity and Accountability (IDEA) - visit https://www.llnl.gov/diversity
• Our core beliefs - visit https://www.llnl.gov/diversity/our-values 
• Employee engagement - visit https://www.llnl.gov/diversity/employee-engagement

Security Clearance

This position requires a Department of Energy (DOE) Q-level clearance.  If you are selected, we will initiate a Federal background investigation to determine if you meet eligibility requirements for access to classified information or matter. Also, all L or Q cleared employees are subject to random drug testing.  Q-level clearance requires U.S. citizenship. 

Pre-Employment Drug Test

External applicant(s) selected for this position must pass a post-offer, pre-employment drug test. This includes testing for use of marijuana as Federal Law applies to us as a Federal Contractor.

Wireless and Medical Devices

Per the Department of Energy (DOE), Lawrence Livermore National Laboratory must meet certain restrictions with the use and/or possession of mobile devices in Limited Areas. Depending on your job duties, you may be required to work in a Limited Area where you are not permitted to have a personal and/or laboratory mobile device in your possession.  This includes, but not limited to cell phones, tablets, fitness devices, wireless headphones, and other Bluetooth/wireless enabled devices.  

If you use a medical device, which pairs with a mobile device, you must still follow the rules concerning the mobile device in individual sections within Limited Areas.  Sensitive Compartmented Information Facilities require separate approval. Hearing aids without wireless capabilities or wireless that has been disabled are allowed in Limited Areas, Secure Space and Transit/Buffer Space within buildings.

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We are an equal opportunity employer that is committed to providing all with a work environment free of discrimination and harassment. All qualified applicants will receive consideration for employment without regard to race, color, religion, marital status, national origin, ancestry, sex, sexual orientation, gender identity, disability, medical condition, pregnancy, protected veteran status, age, citizenship, or any other characteristic protected by applicable laws.

We invite you to review the Equal Employment Opportunity posters which include EEO is the Law and Pay Transparency Nondiscrimination Provision.

Reasonable Accommodation

Our goal is to create an accessible and inclusive experience for all candidates applying and interviewing at the Laboratory.  If you need a reasonable accommodation during the application or the recruiting process, please use our online form to submit a request. 

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