Overview Sepura Cambridge, United Kingdom As a Senior RF Engineer, you will contribute significantly to development projects, leveraging your expertise in RF electronics design. The ideal candidate will have a proven track record in RF electronics design, enjoy problem-solving, and be an excellent communicator. Come and join Sepura Ltd at an exciting time of growth and progress your career within this innovative technology company, based in Waterbeach, Cambridge. Your Role Your Main Responsibilities Can Include

Technical design and specification of RF circuitry for radio terminal products:

Complete subsystem design and implementation Integration with Baseband, Audio and MMI subsystems Component specification and sourcing Design test documentation Schematic creation and PCB layout supervision

Technical requirements analysis Resolutions of design and integration issues Type approval support

Your Day to Day Our diverse customer base spans various industries and markets globally. We have developed comprehensive TETRA and LTE solutions tailored for users across multiple sectors to address their critical communication needs. At Sepura, no two days are the same. You will receive support from your manager and team, and collaborate with different departments throughout the company. Travel may be required for this role; a full, clean driving license and own car are preferred. Travel expenses will be covered. Your Technical Engineering Responsibilities Will Include

Designing and developing RF systems at the component level. Conducting performance tests and optimizations to meet specified performance criteria. Leading integration and prototyping efforts to ensure seamless integration of sub-systems with larger systems or components. Collaborating with baseband, software, and audio teams to incorporate RF solutions into broader projects. Creating detailed technical documentation, including design reports, test plans, and performance assessments.

Qualifications What you need to succeed:

Bachelor's or Master's degree in Electronics Engineering, Telecommunications, or a related field. Extensive experience in RF design and development, ideally within the telecommunications or critical communications industry. Comprehensive knowledge of RF systems and technologies, including design, simulation, and testing. Proven hands-on design experience. Strong time management and communication skills, with a history of delivering projects or tasks on time and with high quality.

Experience and Skills

Excellent problem-solving and analytical abilities. Significant experience at design level in at least three of the following areas:

RF Tx/Rx Architectures RF Receivers RF Transmitters RF Power Amplifiers EMC/EMI Frequency Generators Antenna design Antenna tuning Matching networks and Broadband communications LTE/4G/5G

Component selection Simulation tools and modelling such as ADS and/or CST Testing procedures, protocols, and facilities like anechoic chambers and screening rooms Strong experience in at least two of the following technologies:

TETRA - 100-900 MHz GSM - 800/900/1800 MHz LTE/4G/5G - 700-2700 MHz GNSS - 1.6-2 GHz WiFi - 2.4-6GHz

Excellent communication and interpersonal skills, with the ability to liaise with the team and other departments. Ability to manage multiple projects simultaneously and effectively coordinate internal and external resources. Hands-on experience handling sensitive PCBs and performing component-level activities such as rework and/or modifications.

Nice to have

Experience with professional mobile radio (PMR) systems. Familiarity with regulatory standards and compliance in the telecommunications industry. Knowledge of advanced RF technologies, such as beamforming or MIMO. Proficiency in additional programming languages relevant to RF design and testing.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Industries Telecommunications

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