RF / Microwave Design Engineer (Microwave Engineering, Antenna & Relocation Support) | Octagon Group | Cambridge, UK

Company: Tech Junction Ltd
Apply for the RF / Microwave Design Engineer (Microwave Engineering, Antenna & Relocation Support) | Octagon Group | Cambridge, UK
Location: Cambridge
Job Description:

Position Summary:


Driving advanced radio frequency engineering, microwave circuit design, and antenna innovation in Cambridge, UK, Octagon Group is actively seeking an accomplished RF / Microwave Design Engineer for a premier permanent professional engagement. In this vital technical role, you will take full operational, tactical, and technical ownership of microwave component design, passive/active RF circuit development, simulation, and hardware prototyping. Bringing extensive professional experience in RF and microwave engineering, you will empower an elite technology enterprise to achieve uncompromised frequency response, secure signal propagation, and superior wireless communication performance. This prestigious career opportunity offers a competitive salary of £70,000 – £90,000, comprehensive relocation assistance, visa sponsorship support, and professional growth within a leading global technical recruitment and engineering consultancy.


Detailed Job Description:


As an RF / Microwave Design Engineer supporting Octagon Group on an on-site professional basis in Cambridge, UK (with full relocation assistance and visa sponsorship available for international candidates), you will take full operational, tactical, and technical ownership of microwave subsystem design, electromagnetic simulation, laboratory testing, and cross-functional engineering collaboration. Your day-to-day responsibilities include designing, simulating, and optimizing microwave circuits, filters, mixers, oscillators, and antennas, utilizing advanced electromagnetic simulation tools (CST Studio Suite, Ansys HFSS), conducting rigorous laboratory measurements using vector network analyzers and spectrum analyzers, troubleshooting prototype performance anomalies, collaborating proactively with systems architects and manufacturing teams, maintaining meticulous design documentation, and interacting directly with talent partners like Bhavesh Patel.


Key Responsibilities:



  • Architect, design, simulate, and optimize advanced radio frequency (RF) and microwave integrated circuits, passive filters, and antennas.

  • Execute rigorous electromagnetic and circuit simulations utilizing CST Studio Suite, Ansys HFSS, and Keysight ADS.

  • Design and characterize microwave components including LNAs, power splitters, couplers, phase shifters, and frequency mixers.

  • Set up and operate precision microwave laboratory test benches featuring high-frequency vector network analyzers and signal generators.

  • Conduct prototype bring-up, RF tuning, S-parameter characterization, and component-level performance debugging.

  • Collaborate proactively with cross-functional hardware engineering squads, packaging specialists, and production teams in Cambridge.

  • Ensure strict adherence to international telecommunications and electromagnetic radiation compliance standards.

  • Maintain meticulous schematics, layout files, electromagnetic simulation models, design review packages, and test reports.


Required Qualifications & Skills:



  • Bachelor’s, Master’s, or Ph.D. degree in Electronic Engineering, RF Engineering, Microwave Engineering, or related discipline.

  • Minimum of 4+ years of progressive professional hands-on experience in RF and microwave circuit design and simulation.

  • Strong, demonstrable operational expertise in electromagnetic simulation software (CST Studio Suite, Ansys HFSS).

  • Comprehensive working knowledge and practical proficiency in microwave laboratory test instrumentation (VNAs, spectrum analyzers).

  • Deep practical experience with planar and non-planar microwave passive structures, transmission lines, and antenna design.

  • Solid practical grasp of impedance matching, noise figure optimization, and high-frequency measurement techniques.

  • Exceptional analytical problem-solving aptitude, circuit debugging capabilities, and professional stakeholder communication skills.

  • Eligibility for UK work authorization, supported by comprehensive relocation assistance and visa sponsorship provided.


Nice-to-Have Skills:



  • Professional engineering chartership (CEng) or active membership in the Institution of Engineering and Technology (IET).

  • Prior professional working experience supporting Tier-1 telecommunications equipment vendors, defense contractors, or space agencies.

  • Hands-on familiarity with automated measurement scripting (Python, MATLAB) for RF test automation.

  • Experience utilizing enterprise agile tracking and collaboration platforms (Jira, Confluence, SharePoint).

  • Active participation in European microwave conferences (European Microwave Week) or IEEE societies.


Application Information:



  • Recruiter: Octagon Group Recruitment Division

  • Contact Name: Bhavesh (Bhav) Patel (Co-Founder & Talent Partner)

  • Email: bhav@octagongroup.global

  • Phone:

  • Company Website: https://www.octagongroup.global

  • Salary/Rate: £70,000 – £90,000 / UK Engineering Package + Relocation & Visa Sponsorship

  • Work Schedule: On-Site Professional Operations (Cambridge, UK – Relocation & Visa Supported)

  • Deadline: Open until filled (Urgent Cambridge Microwave Engineering Opening)

  • Notice Period: Immediate to 30 Days Preferred

  • Contract Duration: Permanent / Full-Time Employment (Cambridge, UK)


Recruitment Pro Tip:


When applying for this RF / Microwave Design Engineer position through Octagon Group, ensure your resume explicitly highlights your CST/HFSS simulation tenure, microwave component design expertise, and requirement for relocation/visa support.

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Posted: November 8th, 2026