FPGA Design Engineer

Simulation Technologies Inc. (SimTech); Huntsville (AL); On-site; USD 85,000 - 120,000; Full time

Job summary

SimTech, Inc. in Huntsville, AL, is seeking a Mid-Level FPGA Design Engineer to design, implement, and test FPGA-based digital systems. You will develop Verilog/VHDL designs and work on RFSoC boards for real-time HWIL missile integration.

The role requires 3–5 years of experience, a bachelor’s degree in engineering, and strong FPGA/DSP skills. U.S. citizenship with active secret clearance is required, with potential for growth and development within a supportive team.

Qualifications

• Bachelor's Degree in Engineering from an accredited institution required.
• 3-5 years of demonstrated experience required; highly qualified candidates may be considered.
• Xilinx RFSoC experience preferred; or experience with high-speed ADCs/DACs and FPGAs.
• Strong FPGA design experience in VHDL or Verilog.
• Strong DSP background using FPGAs; digital filter design and DDS experience required.
• Experience with PCIe, DDR Ram, multi-gigabit serial, and Ethernet protocols with FPGAs and microprocessors.
• Knowledge of UART, I2C, SPI, 8B10B serial protocols.
• Mixed signal PCB design experience.
• Proficient with basic test equipment (oscilloscopes, function generators, logic analyzers, spectrum analyzers, network analyzers).
• U.S. Citizenship with Active Secret Security clearance required.

Responsibilities

• Design, implement, integrate, and test digital systems for FPGA technology; develop Verilog, VHDL, and HDL designs.
• Modify/design custom RFSoC boards for real-time hardware-in-the-loop missile integration.
• Troubleshooting and test support as needed.

Skills

FPGA design

DSP on FPGA

Verilog/VHDL

Mixed-signal PCB design

PCIe

DDR RAM

Ethernet protocols

Education

Bachelor's Degree in Engineering

Tools

Xilinx RFSoC

Oscilloscopes

Logic analyzers

Job description

FPGA Design Engineer, Mid-Level

SimTech, Inc., recognized as one of the 2026 Best Places for Working Parents, is seeking a FPGA Design Engineer to join our dynamic and diverse team in Huntsville, AL. This is an immediate opening with opportunities for growth and professional development.

SimTech offers a market leading compensation package with excellent benefits, work/life balance, outstanding retirement plan, career advancement and much more.

Responsibilities

• Design, implement, integrate, and test digital systems specifically regarding FPGA (Field Programmable Gate Array) technology. Develop Verilog, VHDL, and HDL designs for FPGAs.
• Modify and/or design special purpose, custom RF System on a Chip (RFSoC) boards for real-time, hardware-in-the-loop (HWIL) missile integration.
• Troubleshooting and test support as needed.

Minimum Qualifications & Education Requirements

• Bachelor's Degree in Engineering from an accredited institution required.
• 3-5 years of demonstrated experience is required. Highly qualified engineers with related work experience may be considered.
• Xilinx RFSoC experience is preferred, and/or experience with high-speed ADCs/DACs and FPGAs.
• Strong FPGA design experience in VHDL or Verilog.
• Strong DSP background using FPGAs. Digital filter design and DDS experience required.
• Experience using PCIe, DDR Ram, multi-gigabit serial, and ethernet protocols with FPGAs and microprocessors.
• Knowledge of basic serial communication protocols, UART, I2C, SPI, 8B10B.
• Mixed signal PCB design experience.
• Proficient with the use of basic test equipment, oscilloscopes, function generators, logic analyzers, spectrum analyzers, network analyzers.
• U.S. Citizenship with Active Secret Security clearance required.

Physical Description

Employees in these positions will function in a general office/cubicle setting environment, and laboratory/testing setting using standard office equipment and various electronic testing equipment, including a computer, telephone, printers, video equipment, computer software and testing equipment. Will interact in a general office setting environment with various personnel; participate in meetings and contribute to team success; deliver timely results and produce reports; receive and communicate information; may include telework. May function in a specialized laboratory/testing environment using electronic testing equipment, computer software and complex systems. May move and test equipment of various weights. Laboratory environment may require use of protective equipment (PPE) including but not limited to safety glasses and protective hearing and footwear. May be expected to work varying shifts and hours to ensure successful operation of activities in the organization due to business demands; travel occasionally for assigned work.

About SimTech, Inc.

SimTech's mission is to be the most reliable and cost-effective provider of Signature Models, Simulations, Hardware, Software, Cyber solutions, and Test & Evaluation services. Established in 1983 by a team of experienced scientists and engineers, SimTech has a long history of delivering high-technology defense-oriented solutions. The company has been recognized as a "Best Place to Work" in 2020 and 2021, and as a "Best Place for Working Parents" in 2022-2026 by the Huntsville/Madison County Chamber of Commerce. SimTech offers an industry-leading comprehensive compensation and benefits package. Be a part of over 43+ years of excellence-join our team today! To learn more about our exceptional team and employee benefits, contact SimTech HR or visit www.simtechinc.com for more information.

Equal Employment Opportunity and Affidative Action Employer

SimTech, Inc. is an Equal Opportunity/Affirmative Action Employer. SimTech, Inc. is a committed EOE/Vet/Disabled employer. Simulation Technologies, Inc. (SimTech) is an Equal Employment Opportunity employer and provides reasonable accommodation for qualified individuals with disabilities and disabled veterans in its job application procedures. If you have any difficulty using our online system and you need an accommodation due to a disability, you may use the following email address, [e-mail] and/or phone number (256.428.2901) to contact us about your interest in employment with SimTech. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, genetic information, citizenship, ancestry, marital status, protected veteran status, disability status or any other status protected by federal, state, or local law. SimTech participates in E-Verify.