Principal Engineer Jobs in Phoenix, AZ

Mercury Systems is seeking the best and brightest engineering talent to help us deliver cutting‑edge technology for mission‑critical aerospace and defense applications, advancing innovation where it matters most.

Job Responsibilities:

• Lead cross‑functional teams to architect and develop complex System‑in‑Package (SiP) designs from concept through production
• Manage the design of microelectronic digital and RF packaged circuits that meet system and customer requirements
• Execute microelectronics hardware development involving FPGAs, DACs, ADCs, storage devices, and other advanced components
• Design and analyze high‑speed digital interfaces including Ethernet, PCIe, DDR, SATA, USB, and other mission‑critical interfaces
• Lead design quality activities through peer reviews, verification practices, and rigorous testing to minimize integration risk.
• Coordinate with manufacturing and test teams to resolve build issues, support DFM/DFA/DFT efforts, and participate in detailed failure investigations
• Develop schematics and layout for SiPs using Cadence toolsets and collaborate closely with layout and signal‑integrity teams
• Provide hands‑on support during SiP layout and perform signal‑integrity analysis to ensure robust high‑speed performance
• Support proposal development by contributing technical architectures, cost and schedule estimates, and Basis of Estimate (BOE) inputs

Required Qualifications:

• Bachelor's or higher-level degree in Electrical Engineering, Computer Engineering, or equivalent
• Typically requires a minimum of 6 years of microelectronics packaging experience
• Experience leading microelectronics packaging efforts across cross‑functional engineering teams
• Strong expertise in electronic circuit design, schematic capture, and troubleshooting across digital, analog, and power circuits
• Deep knowledge of high‑speed digital design, signal‑integrity fundamentals, IC package stack ups and advanced packaging techniques
• Experience working directly with substrate and interposer fabricators
• Experience mentoring junior engineers and leading engineering activities or small technical teams

“This position requires you to have or obtain a government security clearance. Security clearances may only be granted to U.S. citizens.”

Preferred Qualifications:

• Experience with FPGA‑based designs using Intel (Altera) or AMD (Xilinx)
• Experience working with high‑frequency DACs and ADCs
• Development experience with embedded high‑speed interfaces (25G+)
• Proficiency with Cadence Allegro APD for layout analysis and design review
• Extensive understanding of signal‑integrity principles for high‑speed digital designs
• Understanding of RF design fundamentals for microelectronic applications
• Experience using requirements‑management or collaboration tools such as JAMA, JIRA, or Confluence
• Familiarity with DFM, DFT, DFR, and cost‑conscious design methodologies
• Experience supporting proposals, cost/schedule estimates, and Basis of Estimate (BOE) development
• Active DoD Secret Clearance or the ability to obtain one

Requirements:

Mercury Systems is a technology company that makes the world a safer, more secure place. We push processing power to the tactical edge, making the latest commercial technologies profoundly more accessible for today's most challenging aerospace and defense missions. From silicon to system scale, Mercury enables customers to accelerate innovation and turn data into decision superiority. Headquartered in Andover, Massachusetts, Mercury employs more than 2,300 people in 24 locations worldwide. To learn more, visit mrcy.com

Our Culture

We are committed to making Mercury a great place to work, no matter where our employees are located. We offer a casual and enjoyable atmosphere that allows employees to learn and grow. We help and care for one another and work as one to achieve results for us and for our customers. We value communication and transparency, and strive to foster two-way dialogue at all levels of the organization. We are committed to lifelong learning, offering comprehensive skills training and tuition reimbursement. Whether you're just starting out on your career journey or you are an experienced professional, it's important to us that you feel recognized and rewarded for your contributions.

To find out more about Why Mercury?, or visit the Mercury Community or find answers to general questions at Mercury FAQs

Mercury Systems is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex (including pregnancy), sexual orientation, gender identity, national origin, genetic information, creed, citizenship, disability, protected veteran or marital status.

As an equal opportunity employer, Mercury Systems is committed to a diverse workforce. In order to ensure reasonable accommodation for individuals protected by Section 503 of the Rehabilitation Act of 1973, the Vietnam Veterans' Readjustment Act of 1974, and Title I of the Americans with Disabilities Act of 1990, applicants that require accommodation in the job application process may contact the number below for assistance.

(978) 256-1300

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Additional Details : Fulltime Equivalent Job Grade Salary Range for this position "• $87,100.00 - $182,900.00 annual salary for in-office or hybrid employees in FL, GA, IN, AZ, AL, MD or TX, and all remote employees • $97,600.00 - $204,800.00 annual salary for in-office or hybrid employees in VA, CA, NH or MA • $102,800.00 - $215,800.00 annual salary for in-office or hybrid employees in NJ"

• the role and related responsibilities;

• prior work experience;

• education, training, skills and certifications;

• internal equity with others employed by Mercury in similar roles;

• geographic location; and

• alignment with market data.

• bonus opportunities (or special incentives for sales positions);

• health, life and disability insurance;

• company-paid holidays and time off;

• 401(k) retirement plan;

• discounted employee stock purchase plan;

• tuition reimbursement; and

• access to professional development and personal wellness platforms including LinkedIn Learning, Headspace, Aaptiv and Virgin Pulse.