Lead Analog and Power Supply Design Engineer – Defense & Aerospace

General Purpose of Job:
Calnetix is an engineering and manufacturing company located in Southern California, committed to making a positive contribution to society and the environment by changing the way the world harvests and utilizes energy. We are focused on developing, manufacturing, and delivering advanced energy solutions for commercial applications throughout the world and for mission-critical applications for the United States Government and its Prime Contractors. Calnetix thrives on innovation and meeting new challenges. In partnership with OEMs, we utilize innovative, proprietary high-speed electric motor-generator technologies to develop next-generation, power-dense and energy-efficient products that reduce energy consumption, harmful emissions and enhance energy security.
We are seeking the Lead Analog and Power Supply Design Engineer – Defense & Aerospace who will be responsible for all aspects of power supply design, test, debugging, and project execution. In this role, you will design innovative power converter products for industrial, aerospace, and defense applications and lead the product development process from concept realization through introduction of product into high volume production.

Essential Duties and Responsibilities:
Evaluate customer/project requirements and select appropriate topologies for AC/DC and isolated DC/DC applications
Perform as a lead design engineer for power electronics products including all essential engineering analysis aspects from initial planning stages through study, design, and test.
Lead, design, develop and test advanced power electronics, such as single-/three-phase power factor correction (PFC), isolated DC-DC converters (flyback, LLC, phase shifted full bridge), using medium to high power switching components (couple of kW up tens of kW) and associated protection and gating circuitry.
Participate in design of new magnetic bearing systems for new applications/machines. Specify requirements for magnetic bearing control hardware components such as DSP controller, PWM amplifiers, and power supplies; create system level wiring diagram.
Select active semiconductor switching devices as well as passive components required for converter power circuits (capacitors, inductors, transformers, etc).
Analyze switching and transient behavior of devices to determine limits, proper gating, operation and implementation
Design analysis including modeling, simulation, and control loops
Optimize designs with an eye toward efficiency, density, and cost
Lead and perform hands-on verification/qualification tests and prototype debugging in the lab
Introduce the product into production
Provide technical support for production and field product issues
Lead projects and collaborate in cross-functional teams
Prepare invention disclosures to protect intellectual property
Lead the activities and collaboration with contractors to outsource project tasks, track the progress per project schedule, and report it to management team
Work closely with mechanical engineers to conduct the packaging and thermal analysis

Required Skills, Experience, Education, and Abilities:
BSc or MSc in Electrical Engineering with focus on power electronics and +8 years of industry experience. PhD is plus.
Strong understanding of electronics and power electronics circuits operation and design.
Strong understanding of single- and three-phase AC-DC rectifier with power factor correction.
Strong understanding of isolated and soft-switching DC-DC converters such as phase shifted full bridge and LLC
Strong skillset of debugging power electronics circuits
Strong knowledge of digital, analog and power electronic circuits design, test, and debugging
Strong understanding of EMI mitigation approaches and EMI filter design.
Hands-on experience with power electronics test equipment such as scope, DC/AC electronics load, DC/AC power sources, current and voltage probes
Strong interpersonal, communication, presentation and technical writing skills
Self-motivated, detail oriented, strong team player
Strong problem-solving skills and the ability to think creatively
Strong knowledge of high and low frequency magnetics design and optimization
Circuit simulation experience (Matlab Simulink/PLECS/ LTSpice)
Ability to drive projects to completion
Ability to prepare test reports, conclude the outcome of test results, provide the next steps in test plan, and present it to management level
Must be able to obtain a confidential security clearance within one year of start date

Intangibles Sought:
Perform electronics and power electronics circuit design (create schematic symbols and layout footprints, design schematic and layout, and create BOM) in Altium
Background and experience with active magnetic bearings (AMB) and magnetic bearing controllers (MBC)
Familiarity with C/C++ based Digital Signal Processing (DSP) based control code
Familiarity with Hardware Description Languages (HDL), including VHDL and Verilog
Ability to drive, understand and adhere to product roadmaps, define new platforms, and extend products for power supply (AC/DC)
Create high density PCB layout considering noise and EMI mitigation approaches
Experience with SiC and GaN devices-based power converter design

Supervisory Responsibilities:
No direct supervisory responsibilities
Individual must be capable of performing as a lead systems engineer on development programs

Physical Demands / Work Environment:
10% travel may be required.
On-site only; this is not a remote/hybrid position

Calnetix offers its employees competitive salaries and bonus, commensurate with qualifications and experience, as well as comprehensive benefits including:
401(k) Program
Medical, Dental, Vision and Life Insurance
Vacation
Paid Holidays
Office closure for the week between Christmas and New Year Holiday
Health Care Flexible Spending Account Plan

Salary Range:
$175,000-$225,000 DOE + Performance Bonus

U.S. citizenship is a precondition of employment for this position due to contractual requirements.

The above job description is not intended to be an all-inclusive list of duties and standards of the position. Incumbents will follow any other instructions, and perform any other related duties, as assigned, by their supervisor. Management reserves the right to change, rescind, add or delete the duties and responsibilities of positions within this job classification at any time.
Calnetix is an equal opportunity employer and prohibits discrimination based on race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, or veteran status. This policy applies to recruiting, hiring, transfers, promotions, terminations, compensation and benefits and also states that retaliation against any employee who files a complaint regarding possible violations of this policy will not be tolerated.

Calnetix will not sponsor for immigration, including for H-1B, TN and other non-immigrant Visas, for this role.
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