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Principal FPGA Engineer

Job in Huntsville, Madison County, Alabama, 35824, USA
Listing for: Segment (Twilio)
Full Time position
Listed on 2026-07-15
Job specializations:
  • Engineering
    Electronics Engineer, Hardware Engineer, Systems Engineer, Embedded Software Engineer
Salary/Wage Range or Industry Benchmark: 107500 - 204500 USD Yearly USD 107500.00 204500.00 YEAR
Job Description & How to Apply Below

Job Overview

Principal FPGA Engineer – Huntsville, Alabama. 100% onsite in a 24/7 defense mission environment. U.S. citizenship required for a DoD Secret clearance. Requires active existing clearance after day one.

Responsibilities
  • Design, implement and deliver production quality FPGA releases from proof of concept to production.
  • Collaborate with systems, hardware, software engineers and program management to ensure product success.
  • Lead FPGA-based system architecture and design, including parts and interfaces selection.
  • Write reliable, maintainable, reviewable and reusable VHDL code.
  • Verify designs using self-checking techniques with directed and constrained random tests; track functional and code coverage.
  • Provide design support through requirements definition to integration and test.
  • Create full documentation, including requirements, verification plans, user’s guides, and configuration management plans.
  • Translate system-level requirements into FPGA specifications.
  • Participate in internal and external technical reviews.
  • Independently drive projects to meet program schedules and budgets.
  • Potentially lead large integrated or cross-product teams on moderate to large multi-year programs.
Qualifications
  • Bachelor’s degree in STEM field; advanced degree preferred.
  • Minimum 8 years’ experience, with at least 7 of the following:
  • Digital design and HDL coding for configurable logic devices.
  • Delivering FPGA solutions to system level applications.
  • Experience with Altera, Lattice, Microchip, or AMD FPGA devices and associated tools.
  • Integration and debugging of electronics using oscilloscopes, logic analyzers, multimeters, etc.
  • FPGA timing constraints and timing closure.
  • Digital simulation (Questa, Riviera, Pro, or similar).
  • Industry standard interfaces (AXI, PCIe, SPI, I2C, etc.).
  • Python or C programming.
  • Knowledge of embedded systems design and processors (Microblaze, Nios, ARM).
  • Experience using Git and Git Hub.
  • Understanding of encryption/decryption standards (AES, RSA, ECC, etc.).
  • Embedded processor and SoC development for FPGAs.
  • Hardware platform verification.
  • Stakeholders cross-discipline knowledge.
Preferred Qualifications
  • Radar processing techniques.
  • Image processing for visual and infrared sensors.
  • Gigabit serial interfaces and multi-gigabit transceivers (MGTs).
  • Linux-based FPGA development environment.
  • Embedded systems design with ARM processors.
  • Experience in leadership roles (team lead, technical lead, project lead).
  • Proposal experience (budgeting, scheduling).
Salary Range

107,500 USD – 204,500 USD.

Benefits

Eligible for medical, dental, vision, life insurance, short-term and long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, parental leave, paid time off, and holidays. Additional incentive compensation and 401(k) match may apply.

EEO Statement

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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