Raytheon Australia
Principal Cyber Researcher
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Principal Cyber Researcher
Principal Cyber Researcher – Raytheon UK
Location: Gloucester, South Gloucestershire (Hybrid) Position Type: Permanent
About the Role
Raytheon UK is seeking a Principal Cyber Researcher to join the Cyber Research Group (CRG). This role will focus on cutting-edge research and development across cyber domains, with responsibilities spanning technical investigations, rapid prototyping, and threat discovery.
- The role offers a hybrid working model, based at the Gloucester site.
- Security clearance is required—candidates must be eligible and willing to obtain SC and enhanced DBS checks.
- Part of an organisation delivering DevSecOps-at-scale, AI/ML, cyber, and geospatial intelligence, supporting defence, intelligence, and critical systems.
As a Principal Cyber Researcher, you’ll:
- Lead innovative research to identify emerging threats and vulnerabilities.
- Contribute to CRG’s long-term strategy and operational management.
- Support bidding activities and business development initiatives.
Key Responsibilities
- Conduct deep-dive research in:
- Vulnerability discovery
- Reverse engineering
- Embedded systems compromise
- Design and build rapid prototypes to validate cyber capabilities
- Analyze network protocols and system behaviours to uncover security weaknesses
- Collaborate with multidisciplinary teams to deliver technical solutions
- Document research methodologies, findings, and recommendations for stakeholders
- Manage small research teams, track progress, and report to customers
- Contribute to CRG’s strategic planning and operational management
- Support business development, including proposal writing and technical briefings
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Requirements
Essential Skills & Experience
- Proficiency in programming (C, C++, or Python)
- Strong knowledge of Linux systems, command-line tools, and networking concepts (TCP/IP, UDP, DNS, HTTP, ICMP)
- Excellent written and verbal communication
- Proven analytic & problem-solving skills in a methodical, hands-on tech environment
- Experience in rapid prototyping (e.g., Raspberry Pi, Arduino, virtualisation)
- Track record of managing research projects end-to-end
Desirable Skills & Experience
- Hardware prototyping, PCB design, microcontrollers
- Penetration testing, offensive security tools
- Reverse engineering platforms: Ghidra, IDA Pro, or Binary Ninja
- Vulnerability research & exploit development
- Embedded software (ARM, AVR, PowerPC, MIPS)
- RF systems experience:
- Software-defined radios (GNU Radio, Osmocom, srsRAN, USRP),
- Cellular communications (2G/4G/5G)
- Network engineering skills in home lab or security-focused environments
Benefits & Perks
Workplace Culture
- 37-hour paid week with early finishes on Fridays
- Flexible, collaborative environment (output-focused)
- 25 days annual leave plus 5 holiday days (buy/sell), plus 5 voluntary leave days
- Enhanced parental leave benefits (maternity/paternity/shared)
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Financial & Wellbeing Benefits
- 10.5% pension contribution (6% employee match)
- Discretionary annual bonus scheme
- Private medical insurance (role-dependent)
- Life assurance (six-times salary via pension)
- Flexible benefits including health cash plans, dental schemes, and cycle-to-work schemes
- Enhanced sick pay & sickness absence policies
About Raytheon UK
Part of RTX, Raytheon UK is a leading defence and aerospace technology company empowering national security. By fostering talent development, innovation, and a collaborative ethos, we’re dedicated to shaping tomorrow’s secure future.
As a Principal Cyber Researcher, you’ll join a group that builds mission-critical systems while investing in your growth. Our work is purposeful: safeguarding safety, protecting society, and driving prosperity across the UK through diverse multi-site operations.
About RTX
- Embedded in £2.7B+ national economic contribution via UK operations
- Creates 35,000+ jobs nationwide (e.g., 29,040 in England, 3,040 in Northern Ireland)
- Alsggs a modern, global presente across 180,000 employees worldwide.
Raytheon UK upholds equal employment principles, prioritising diversity and inclusion at all levels.
For further details and to apply, please click here.
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