Six Figure Work

Principal Digital Electrical Design Engineer

Cubic

Company websitecubic.com (Cubic, opens in new tab)

Base salary $148K  to $190K

Employer-published annual base salary, USD. Advertised base range in San Diego, CA

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  • LocationSan Diego, CA
  • WorkplaceWorkplace not stated
  • Status at last checkSource accepting applications when checked
  • Last checked (1 h ago) · observed since

About this job

Business Unit:

Cubic Defense

Company Details:

When you join Cubic, you become part of a company that creates and delivers technology solutions in transportation to make people’s lives easier by simplifying their daily journeys, and defense capabilities to help promote mission success and safety for those who serve their nation. Led by our talented teams around the world, Cubic is committed to solving global issues through innovation and service to our customers and partners.

We have a top-tier portfolio of businesses, including Cubic Transportation Systems (CTS) and Cubic Defense (CD). Explore more on Cubic.com.

Job Details:

Job Summary:

This position is for an experienced Circuit Card Assembly (CCA) Design Engineer. We’re looking for someone with a long detailed and proven track record designing 10+ multi-layer, low-loss, state-of-the-art high-speed CCAs. You need to understand customer requirements and derive requirements as needed to guide the design efforts. Most the circuits cards we develop have some or all of the following: large FPGAs, microprocessors, DDR2/3/4/5 memory, Flash memory, PCIe-Gen2/3/4, Ethernet 10/100/1000, USB 2.0/3.0, SD card, RS-232, RS-422, I2C, UARTs, and SPI interfaces supporting audio, video, GPS, etc. A strong knowledge of switching and linear power supplies is a must. Low inductance “across frequency” PDN design knowledge is a must. This engineer should be very familiar with high-speed (10+ Gbps SerDes) signal integrity, channel tuning and simulation (i.e. via impedance tuning, press-fit connector attach impedance tuning and cross-talk minimization, via back-drill technology, all aspects of 3D interconnect design and analysis). A detailed knowledge of raw PCB materials, PCB FAB processing, statistics, and PCB processing SPC is a plus.

The tools we use include Altium Designer, Mentor Graphics HyperLynx SI/PI, LT Spice, Xilinx Vivado, Matlab, Polar Speedstack + SI9000, CST, HFSS, etc. The Senior System Electrical Engineer is responsible for the development of circuit cards from cradle to grave. This responsibility includes component selection and component life-time management, implementing and understanding both flat and hierarchical schematic designs, current high performance raw PCB materials, how to optimize glass styles and copper roughness to develop the best cost performance stackups, how to drive layout and to work with the Fabrication and Assembly houses. Also responsible for the initial prototype bringup, testing, documentation, power analysis, test procedure creation, design for manufacturing, and the development of ATE (Automated Test Equipment) and ATP (Automated Test Procedure).

Performs complex electrical engineering duties following designated standards and procedures.  Works closely with other engineering disciplines.  Duties require application of engineering principles and techniques. This job requires strong analytical and technical abilities and demands fast, but carefully thought-out results. Strong leadership and control of the work process from beginning to end is necessary. This position typically works under limited supervision and direction. Incumbents of this position regularly exercise discretionary and substantial decision-making.

Essential Job Duties and Responsibilities:

  • Ability to interpret system level requirements
  • Responsible for the design, analysis, testing, and documentation of state-of-the-art Circuit Card Assemblies (CCA)
  • Responsible for schematic design using Altium Designer
  • Specifies highly optimized PCB stackups based on the latest low loss materials and glass styles
  • Develops circuit, component, subsystem, and equipment interfaces and procurement specifications
  • Designs digital, analog or radio frequency circuits, components, and subsystems
  • Author of detailed and comprehensive electrical layout rules based on proven statistically significant empirical data
  • Prepares design specifications, analyses and recommendations
  • Performs circuit interconnection or subsystem prototype assembly
  • Prepares design and operation objectives, specifications and resource needs
  • Recommends test control, strategies, apparatus and equipment
  • Supports the interfaces with customers, contractors and marketing vendors
  • Evaluates vendor capabilities to provide required products or services
  • Conducts in-house design reviews and technical meetings
  • Prepares design proposal to reflect cost, schedule and technical approaches
  • Monitors project status and progress
  • Keeps abreast of improvements in electronic engineering techniques
  • Support prototype construction, debug and tests
  • Develop logic flowcharts and block diagrams
  • May give work assignments and check work of technicians or design support personnel on a common project
  • May provide technical direction and guidance to Design Engineers, Technicians, or Design Support personnel

Minimum Job Requirements:

  • Four-year college degree in Electrical Engineering, plus eight years of related experience, or an applicable Master’s degree with six years of related experience.
  • Desired experience in designing, developing and testing hardware. 
  • Experience in creating, analyzing, and documenting system and subsystem designs.
  • Ability to use personal computer software such as spreadsheets and word processing programs and requirement management database tools.
  • Must be able to work under project deadlines and associated cost and schedule constraints.
  • Must be eligible to obtain a DOD Security Clearance (current clearance desired)
  • Must be willing to travel (10%)

#LI-MA1

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Cubic Pay Range:

$148,000.00 - $190,000.00 + benefits.

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The Cubic 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.

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#LI-MA1

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Worker Type:

Employee

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We are committed to creating an inclusive workplace and welcome applications from people of all backgrounds. We do not discriminate based on any protected characteristic under applicable law.

Source: Cubic on Workday · View original posting (opens in new tab)

Pay in context

This role's base floor ($148,000) is above 55% of the 2,074 Engineering (non-software) roles in California listed on this site; 3 others list the same floor. Their median floor is $146,500; the middle half runs from $125,000 to $175,000.

Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 6, 2026.

This range next to 6 other live Cubic roles with the nearest advertised base floor
Chart as a table
This range next to 6 other live Cubic roles with the nearest advertised base floor
RolePublished base
Principal Digital Electrical Design Engineer (this listing)$148K - $190K
Manager, Systems Integration & Test Engineering – Military Data Links$152K - $171K
Principal Software Engineer$143K - $175K
Field Systems Engineer$156K - $170K
Senior Network Engineer$140K - $157K
Senior Software Engineer – Forward Deployed (Fort Meade)$159K - $184K
Senior RF Electrical Engineer$136K - $152K

Same $100K to $400K scale as every card. All Cubic roles · How to read the bar

Observed changes

  1. First observed on the employer's board
  2. Began meeting the published-salary criteria
Observed since
Employer-stated posting date
2026-09-11
Where this pay comes from

Location as the employer wrote it: San Diego, California

$148,000.00 - $190,000.00 + benefits.

Method
Employer text, read with fixed rules and re-verified
Checked
Rule set
us-base-v2

The pay passage appears in the employer's own job text. Fixed, deterministic rules located it, and the passage below was checked against the stored copy of the posting.

What we verified

  • The pay figures come from the employer's own listing, quoted exactly above.
  • The pay is an annual base salary in US dollars with a minimum of at least $100,000.
  • The role was publicly listed on the employer's job board when last checked.

We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.