High Reliability Systems

Senior FPGA Hardware Engineer – Verilog & SystemVerilog | Cincinnati, OH

Senior FPGA Hardware Engineer – Electrical Engineering

📍 Location: Cincinnati, Ohio
🏢 Work Arrangement: Onsite
💼 Employment Type: Full-Time, Permanent
🕒 Schedule: 4/10 – Four 10-Hour Days Per Week
🛡️ Security Clearance: Not Required
✈️ Travel: Occasional
🚚 Relocation Assistance: May Be Considered for an Exceptional Candidate
🚫 Visa Sponsorship: Not Available
👥 People Management: Not Required

Develop the Next Generation of FPGA-Based Defense Electronics

A leading aerospace and defense organization is seeking a talented Senior FPGA Hardware Engineer to support the architecture, design, development and verification of next-generation Electronic Safe and Arm Devices for advanced defense systems.

This is a hands-on engineering position focused primarily on Verilog FPGA design, SystemVerilog verification and embedded microcontroller development. The successful candidate will develop highly reliable digital hardware and firmware used within safety-critical fuzing solutions.

FPGA and ASIC designs may include sensor interfaces, sequence-verification logic, analog-to-digital and digital-to-analog interfaces, communication protocols, state machines, timer chains and other safety-critical functions.

This opportunity is ideally suited to an engineer who enjoys solving complex hardware and firmware problems, working with laboratory equipment and developing innovative solutions in a dynamic product-development environment.

Key Responsibilities

FPGA Architecture and Design

  • Analyse system and product requirements and translate them into FPGA and digital-hardware architectures.

  • Define FPGA functionality, interfaces, state machines and verification requirements.

  • Develop synthesizable Verilog HDL for antifuse and enhanced-flash FPGA technologies.

  • Design FPGA logic supporting:

    • Sensor interfaces

    • Sequence verification

    • Analog-to-digital interfaces

    • Digital-to-analog interfaces

    • Serial communication protocols

    • State machines

    • Timer chains

    • Safety-critical control functions

  • Support architecture trade studies and component-selection decisions.

  • Ensure FPGA designs meet functional, performance, reliability and safety requirements.

  • Contribute throughout the complete design lifecycle, from early concept through product testing.

FPGA Verification

  • Develop and execute verification strategies for complex FPGA designs.

  • Create simulation environments, testbenches and verification plans.

  • Perform functional simulation and timing-related analysis.

  • Support SystemVerilog-based verification using methodologies such as:

    • Universal Verification Methodology

    • Open Verification Methodology

    • Verification Methodology Manual

    • Advanced Verification Methodology

  • Use simulation tools to identify functional defects before hardware integration.

  • Document test results, coverage, anomalies and corrective actions.

  • Participate in design and code reviews to strengthen FPGA quality.

Embedded Firmware Development

  • Develop embedded C software for microcontroller-based systems.

  • Implement algorithms, manipulate data structures and produce highly optimized code.

  • Develop firmware supporting communication, sequencing, monitoring and hardware-control functions.

  • Support C# development targeting enhanced-flash microcontrollers when required.

  • Integrate FPGA logic, microcontrollers and associated hardware.

  • Diagnose hardware-firmware interaction issues in laboratory and target-system environments.

  • Support firmware reviews, unit testing and configuration control.

Hardware Development and Integration

  • Support the design and debugging of FPGA-associated electrical hardware.

  • Review digital schematics and assess device interfaces.

  • Participate in hardware bring-up and prototype evaluation.

  • Verify interfaces between FPGAs, microcontrollers, sensors, converters and other electronic components.

  • Support the integration of digital hardware and firmware into Electronic Safe and Arm Devices.

  • Evaluate system performance under representative operating conditions.

  • Work closely with electrical, systems, test, mechanical and software engineers.

Laboratory Testing and Troubleshooting

  • Perform hands-on debugging using standard laboratory equipment, including:

    • Logic analysers

    • Oscilloscopes

    • JTAG and in-circuit emulation debuggers

    • Protocol analysers

    • Digital multimeters

    • Development and evaluation boards

  • Analyse functional failures and performance issues in test environments and target systems.

  • Isolate defects across FPGA logic, firmware and electrical hardware.

  • Develop corrective actions and verify the effectiveness of design changes.

  • Document troubleshooting methods, findings and final resolutions.

  • Support prototype, design-verification and product-level testing.

Requirements and Technical Documentation

  • Analyse, clarify and refine hardware and firmware requirements.

  • Maintain traceability between requirements, design elements and verification evidence.

  • Produce design descriptions, verification documentation and technical reports.

  • Document FPGA architectures, interfaces, state-machine behaviour and firmware functionality.

  • Support internal and customer design reviews.

  • Ensure engineering records are complete, accurate and configuration controlled.

Quality and Process Improvement

  • Apply disciplined hardware, firmware and software-development methodologies.

  • Participate in design reviews, code reviews, unit testing, prototyping and product testing.

  • Identify opportunities to improve development efficiency, product quality and time to market.

  • Contribute to FPGA coding standards, reusable design practices and verification processes.

  • Support defect prevention and lessons-learned activities.

  • Maintain source code and design files within approved version-control systems.

Required Qualifications

Candidates must meet one of the following education and experience combinations:

  • Bachelor’s degree in Electrical Engineering, Computer Engineering or a related technical discipline with at least six years of relevant experience.

  • Graduate degree in a related technical discipline with at least four years of relevant experience.

  • At least 10 years of directly relevant professional experience in place of a degree.

Additional required experience includes:

  • Practical knowledge of Verilog for FPGA or digital logic design.

  • Experience with digital-design practices, logic architecture and hardware-description languages such as Verilog or VHDL.

  • Embedded C programming experience, including:

    • Algorithm development

    • Data-structure manipulation

    • Hardware-control programming

    • Development of highly optimized code

  • Hands-on experience using laboratory equipment such as logic analysers, oscilloscopes, JTAG/ICE debuggers and protocol analysers.

  • Familiarity with hardware, software and firmware development methodologies.

  • Experience participating in design verification, code reviews, unit testing, prototyping or product testing.

  • Experience using source-code and configuration-management tools such as Git, Subversion or Team Foundation Server.

  • Strong problem-solving and debugging abilities.

  • Clear written and verbal communication skills.

  • Ability to work effectively across multiple engineering disciplines.

  • Ability to respond to changing technical priorities and short-notice requests.

  • Current authorization to work in the United States without employer sponsorship.

Preferred Qualifications

  • FPGA development experience with Microchip/Microsemi or Actel devices.

  • Experience targeting antifuse or enhanced-flash FPGA technologies.

  • Experience using QuestaSim or comparable HDL simulation tools.

  • SystemVerilog verification experience.

  • Experience applying UVM, OVM, VMM or AVM verification methodologies.

  • Experience developing reusable verification components and testbenches.

  • C# development experience targeting enhanced-flash microcontrollers.

  • Experience developing FPGA interfaces for:

    • Sensors

    • ADCs and DACs

    • Serial communications

    • State machines

    • Timing and sequencing functions

  • Familiarity with ASIC development or verification.

  • Experience developing safety-critical or high-reliability electronics.

  • Previous experience with Electronic Safe and Arm Devices, fuzing systems or defense electronics.

  • Experience integrating FPGA logic with microcontrollers and embedded firmware.

  • Strong organizational skills and an action-oriented approach.

The Ideal Candidate

The strongest candidate will be able to demonstrate:

  • Ownership of FPGA designs from requirements through implementation and verification.

  • Strong Verilog and digital-logic design capabilities.

  • Hands-on embedded C development experience.

  • Practical SystemVerilog verification knowledge.

  • Experience debugging interactions between FPGA logic, firmware and electrical hardware.

  • Confidence using laboratory tools to isolate complex technical problems.

  • Familiarity with Microsemi/Actel FPGA technology and QuestaSim.

  • Experience developing reliable electronics for safety-critical applications.

  • An ability to work independently while collaborating effectively across engineering disciplines.

  • Strong documentation, organization and communication skills.

Work Environment and Benefits

The position operates within a highly dynamic aerospace and defense engineering environment where product quality, technical discipline and responsiveness are essential.

Employees work a 4/10 schedule, completing four 10-hour workdays each week. The organization offers a comprehensive benefits package that may include:

  • Medical and disability insurance

  • Retirement plan with employer match

  • Flexible spending accounts

  • Employee assistance program

  • Education assistance

  • Parental leave

  • Paid time off

  • Company-paid holidays

Relocation assistance may be considered for an exceptional candidate.

Equal Opportunity

The organization is an Equal Opportunity Employer and considers qualified applicants without discrimination based on any status protected under applicable federal, state or local law.

 

Lead Electrical Engineer (Defense Electronics) – Cincinnati, OH

Lead Electrical Engineer (Defense & Aerospace Electronics)

📍 Location: Cincinnati, Ohio
🕒 Schedule: 4/10 Work Week (Four 10-Hour Days)
💼 Employment Type: Full-Time
💰 Base Salary: $142,000 – $161,000
🚚 Relocation Assistance: Available for Ideal Candidates
✈️ Travel: Occasional
🔒 Security Clearance: Must be Eligible to Obtain Secret Clearance
🚫 Visa Sponsorship: Not Available

Overview

A leading defense and aerospace organization is seeking a Lead Electrical Engineer to support the design and development of ruggedized electronic systems for advanced ordnance and mission-critical applications.

This role combines hands-on electrical design with technical leadership responsibilities, including product development, testing, root cause investigations, customer interaction, proposal support, and mentoring engineering teams. The ideal candidate will have strong experience in analog and digital circuit design, power electronics, testing, and product lifecycle development within highly regulated environments.

Key Responsibilities

Electrical Design & Development

  • Design analog and digital electronics for ruggedized defense applications.

  • Perform circuit analysis, simulations, and tolerance studies using SPICE and engineering calculations.

  • Develop and refine technical requirements and ensure compliance.

  • Generate schematics, engineering documentation, and change proposals.

  • Support product development from concept through qualification and production.

Testing & Validation

  • Develop test plans and test reports for:

    • Design Verification

    • Qualification Testing

    • Product Performance Testing

    • Firing Properties Testing

  • Lead testing activities throughout the product lifecycle.

  • Troubleshoot hardware using oscilloscopes, function generators, meters, and lab equipment.

Technical Leadership

  • Lead design reviews throughout all development phases.

  • Serve as primary technical interface for internal and external customers.

  • Lead root cause investigations using structured methodologies:

    • 8D

    • Fishbone Analysis

    • Cause & Effect Analysis

  • Provide technical input for proposals, labor estimates, and project planning.

  • Mentor and develop junior electrical engineers.

  • Manage multiple projects simultaneously.

Required Qualifications

Education

  • Bachelor's Degree in Electrical Engineering, Computer Engineering, or related field.

Experience

  • 9+ years of relevant electrical engineering experience.

  • 5+ years designing analog circuits including:

    • Operational Amplifiers

    • Differential Amplifiers

    • Filters

    • LDOs

    • Data Converters

  • 5+ years designing digital circuits including:

    • Logic Gates

    • Flip-Flops

    • Timers

    • Digital Filters

  • 4+ years working with power conversion systems:

    • AC/DC

    • DC/DC

    • DC/AC

    • Linear & Switching Power Supplies

  • 5+ years troubleshooting electronic systems using laboratory equipment.

  • 4+ years using schematic capture and PCB design tools such as:

    • Altium

    • PADS

  • 4+ years leading technical projects from concept through completion.

  • 4+ years creating engineering documentation and participating in design reviews.

Preferred Qualifications

  • Experience with:

    • MEMS Accelerometers

    • Temperature Sensors

    • Pressure Sensors

    • Gyroscopes

  • Serial communication protocols:

    • UART

    • SPI

    • I2C

  • Root Cause Analysis methodologies.

  • EMI, ESD, and protection circuit design.

  • Power conditioning and power supply design.

  • Design for extreme environments:

    • Shock

    • Vibration

    • Temperature

    • Humidity

  • Experience with Electronic Safety & Arming Devices (ESADs).

  • Experience working to MIL-STD-1316 and MIL-STD-1901A standards.

  • Experience presenting designs to military safety review boards.

  • Energetic materials testing and integration experience.

Key Skills

✔ Analog Circuit Design
✔ Digital Circuit Design
✔ Power Electronics
✔ PCB Design (Altium, PADS)
✔ SPICE Simulation
✔ Root Cause Analysis
✔ Test & Validation Engineering
✔ Technical Leadership
✔ Requirements Development
✔ Defense Electronics

Ideal Candidate

The ideal candidate is a senior electrical engineer with experience designing ruggedized electronics for aerospace, defense, ordnance, or other high-reliability applications. They should possess strong technical leadership skills, experience leading development programs, and the ability to guide projects from concept through qualification and production.

Candidate Snapshot

Requirement

Details

Experience

9+ Years

Seniority

Mid-Senior

Education

Bachelor's Degree

Industry

Aerospace / Defense

Leadership

Technical Lead

Security Clearance

Eligible for Secret Clearance

Travel

Occasional

Relocation

Available

Why Consider This Opportunity?

  • Four-day work week (4/10 schedule).

  • Lead cutting-edge defense and aerospace electronics programs.

  • High visibility technical leadership role.

  • Opportunity to mentor engineers and influence product strategy.

  • Work on mission-critical systems supporting national defense applications.