Senior PCB Layout Engineer 4

Company: Monarch Quantum
Location: San Diego
Posted on: February 13, 2026

Job Description:

Job Description Job Description Join our fast?paced and passionate team as a Senior PCB Layout Engineer 4. In this role, you will take ownership of complex PCB designs, collaborate closely with electrical and mechanical engineers, and help establish layout practices that support our mission and growth. This is a hands?on position for an engineer who thrives in a dynamic startup environment, communicates clearly, and consistently delivers high?quality layout work for high?performance RF and mixed?signal systems. You’ll work independently on challenging designs to ensure best?in?class signal integrity, manufacturability, and reliability. Key Responsibilities Work independently and collaboratively while maintaining clear communication with the project engineer, electrical designers, and cross?functional teammates. Work independently and collaboratively to ensure high performance and signal integrity for low-noise and RF designs. Execute complex PCB layout tasks including stackup definition, routing strategy, placement optimization, and documentation. Apply discipline, attention to detail, and strong organizational skills to ensure accuracy, data integrity, and adherence to company best practices. Perform design reviews, incorporate feedback, and contribute to continuous improvement of layout processes. Take initiative to grow technical competency through mentorship, curiosity, and exposure to new tools and technologies. Requirements This position requires access to export-controlled information. Employment is contingent upon the applicant being a U.S. person as defined by 8 U.S.C. § 1324b(a)(3). Experience: Bachelor’s degree in electrical engineering, ECE, or a related field desired; equivalent experience considered. 5 years of relevant PCB layout experience, ideally within a startup or high?performance hardware environment. Demonstrated experience laying out GHz RF, high?speed digital, and mixed?signal PCBs. Experience with controlled?impedance routing, differential pairs, and high?frequency design constraints. Experience using Altium Designer. Skills: Strong understanding of PCB stackups, materials, and fabrication processes. Ability to translate electrical schematics into optimized PCB layouts that meet performance, manufacturability, and reliability requirements. Familiarity with analog and GHz RF layout best practices including grounding, shielding, isolation, and minimizing parasitics. Knowledge of high?speed digital layout concepts such as return?path integrity, length matching, and crosstalk mitigation. Ability to generate fabrication and assembly documentation including Gerbers, ODB, and manufacturing notes. Strong communication skills and the ability to work effectively with electrical, mechanical, and manufacturing teams. Duties and Responsibilities: Perform PCB placement and routing for RF, analog, and high?speed digital circuits. Define PCB stackups in collaboration with electrical and mechanical engineers. Maintain schematic?to?layout consistency, including BOM alignment and revision control. Generate fabrication and assembly packages and coordinate with PCB vendors to ensure high?quality builds. Conduct design rule checks (DRC), signal?integrity?aware layout reviews, and manufacturability assessments. Perform bring?up and testing activities by collaborating with electrical engineers and technicians. Participate in root?cause analysis for layout?related failures and implement corrective actions. Contribute to the development of internal layout standards, libraries, and workflows. Startup Mindset: You’re adaptable, resourceful, and comfortable wearing multiple hats. You enjoy building processes and systems from the ground up. You thrive in environments with ambiguity and rapid iteration. Benefits The expected annual salary range for this position is $140,000-$180,000. As a full-time employee, you will be eligible for Monarch’s comprehensive benefits package, which includes: Medical, Dental, and Vision insurance Fidelity 401(k) plan with 4% employer matching 20 paid time off (PTO) days per year 13 paid company holidays 9/80 work schedule (every other Friday off) Monarch Quantum is proud to be an equal opportunity employer and does not discriminate on the basis of race, color, citizenship status, national origin, ancestry, sex, sexual orientation, age, religion, creed, physical or mental disability, medical condition, marital status, veteran status or any other characteristics protected under applicable federal, state and local laws.

Keywords: Monarch Quantum, La Mirada , Senior PCB Layout Engineer 4, Engineering , San Diego, California