Firmware Engineer II- Active Secret (Onsite)

RTX (Raytheon); United States; On-site; USD 100,000 - 150,000; Full time

Benefits offered by this job

Relocation assistance

Comprehensive benefits

Job summary

RTX, including Collins Aerospace, is seeking a Firmware Engineer onsite in Largo, FL. You will work on firmware for FPGAs, SOCs, and CPLDs within an IPT, developing HDL-based digital circuits and verification infrastructure.

The role requires a STEM degree, 2+ years in digital hardware design, and an active DoD Secret clearance. You will contribute to design, testing, and integration with limited travel.

Qualifications

• Requires STEM degree and minimum 2 years of relevant experience.
• Active DoD Secret clearance required prior to start date.
• U.S. citizenship required for security clearance eligibility.
• Minimum 2 years of experience in digital hardware design and verification.
• Familiar with interfaces and bus standards (SPI, I2C, PCIe, UART, Gb Ethernet).

Responsibilities

• Generate firmware requirements based on system architecture.
• Create firmware architecture documentation.
• Design HDL-based digital circuits.
• Build test benches to verify HDL designs.
• Create device constraints for target hardware.
• Develop scripts to automate build, integration, and test activities.
• Verify target device functionality in lab environment.
• Travel limited to less than 10%.

Skills

Digital hardware design

Security clearance

US citizenship

System verification

HDL design

Education

Bachelor's degree in STEM

Advanced degree in a related field

Tools

Mentor Graphics

Synopsys

Cadence

Xilinx/Intel FPGA toolchains

HDL design tools

Job description

Date Posted: 2026-10-07

Country: United States of America

Location: US-FL-LARGO-382SS ~ 7887 Bryan Dairy Rd. ~ BLDG 100

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type: Secret - Current

Security Clearance Status: Active and existing security clearance required on day 1

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

As a Firmware Engineer, you will be a member of an Integrated Program Team (IPT) creating complex firmware solutions implemented in Field Programmable Gate Arrays (FPGAs), System on Chip (SOC), and Complex Programmable Logic Devices (CPLDs). Development activities may also include laboratory integration, test and evaluation, fault isolation of prototype hardware, and system qualification testing support.

What You Will Do

• Generate firmware requirements based on the system architecture


• Generate firmware documentation that describes the firmware architecture


• Design HDL based digital circuits that are structured and readable


• Build test benches to verify/test the HDL based design


• Generate constraints for target device


• Create scripts to automate build, integration, and test activities


• Verify target device functionality in laboratory environment


• Less than 10% business travel may be required

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 2 years of prior relevant experience or an Advanced Degree in a related field


• Active and transferable DoD Secret security clearance is required prior to start date.


• U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance


• Minimum 2 years of experience in digital hardware design and verification


• Familiar with communication interfaces and bus standards (e.g., SPI, I2C, PCIe, UART, or Gb Ethernet)


• Familiar with using logic analyzers, high-speed oscilloscopes, signal generators, and/or target device debugging tools

Qualifications We Prefer

• Active Top Secret clearance or the ability to obtain and maintain a Top Secret clearance.


• Experience in embedded processors and SoC development for FPGA devices


• Experience in FPGA design implementation with VHDL design language


• Experience in the following Simulation Tools: Mentor Graphics, Synopsys, or Cadence


• Experience in the following Development Tools: AMD (Xilinx), Intel (Altera), Lattice, or Microsemi (Actel) FPGA


• Experience in TCL, Perl, or Python for Scripting


• Experience in FPGA Development with Linux Operating System

What We Offer

• Medical, dental, and vision insurance


• Three weeks of vacation for newly hired employees


• Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option


• Tuition reimbursement program


• Student Loan Repayment Program


• Life insurance and disability coverage


• Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection


• Birth, adoption, parental leave benefits


• Ovia Health, fertility, and family planning


• Adoption Assistance


• Autism Benefit


• Employee Assistance Plan, including up to 10 free counseling sessions


• Healthy You Incentives, wellness rewards program


• Doctor on Demand, virtual doctor visits


• Bright Horizons, child and elder care services


• Teladoc Medical Experts, second opinion program


• And more!

This position is eligible for relocation assistance

Collins Aerospace makes modern flight possible. Of course, that wouldn't be possible without the capabilities and technologies of our organization, as well as our engineers - a highly skilled, accomplished network that spans more than 180 sites, 24 countries and 6 Strategic Business Units (SBUs).

Our industry-leading experts are setting the standards for the aerospace industry and paving the way for the future. But as new challenges present themselves, we need fresh, creative and motivated minds to overcome these hurdles, help us break barriers