Staff Systems Engineer working on delivering complex software applications into operations with a talented team at CACI. Supporting development and verification of mission capabilities while ensuring operational efficiency.
About the role
- Embedded Systems Engineer developing and optimizing firmware for defense-grade UAS platforms. Collaborating on mission-critical systems that integrate robust security measures.
Responsibilities
- Design, develop, and optimise embedded firmware in C/C++ for defence grade UAS systems
- Implement robust cryptographic protocols and secure boot mechanisms to ensure system integrity
- Develop and maintain embedded software for RP2350 based platforms, leveraging its dual-core ARM Cortex-M33 architecture and hardware security features
- Create efficient, real-time firmware for RF signal processing and threat detection systems
- Be an active participant in code reviews, static analysis, and security audits to meet defense industry standards
- Collaborate with hardware engineers to optimize system performance and resource utilization
- Develop and maintain comprehensive technical documentation
- Participate in system integration testing and field trials with military and other end users
- During the development process, it will sometimes be essential to participate, in person, in tests at Lavant.
Requirements
- Degree in Computer Science, Software Engineering, Electronic Engineering, or related discipline (or equivalent demonstrable experience)
- Strong C/C++ programming skills for embedded systems development (2+ years)
- Experience developing firmware for ARM Cortex-M architecture, particularly the RP2350 or similar dual-core Cortex-M33 platforms
- Practical experience of communication protocols (SPI, I2C, UART, CAN)
- Experience with version control systems (Git) and modern development workflows
- Understanding of interrupt driven systems
Benefits
- Experience developing firmware for defense, aerospace, or safety-critical applications.
- Experience using embedded debugging tools and techniques, e.g. JTAG and SWD, and the use of oscilloscopes, logic analyzers, spectrum analysers, and signal sources to verify operation of RF systems in the 1GHz to 6GHz region.
- Some experience with Rust.
- Knowledge of embedded security concepts.
- Ability to create working firmware for a system, given a design in Altium.
- Knowledge of RF signal processing and software-defined radio concepts
- Experience using Altium for design.
- Familiarity with DO-178C, IEC 61508, or similar safety standards
- Understanding of Side-Channel Attack countermeasures, and the overall security of systems containing embedded components and using RF channels.
- Knowledge of secure firmware update mechanisms and anti-tamper technologies
- Experience with hardware security features, e.g Arm TrustZone
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