Senior / RF Product Development Engineer

6 days ago

Singapore ST Engineering Group Full time $104,000 - $130,878 per year

About ST Engineering

ST Engineering is a global technology, defence, and engineering group with offices across Asia, Europe, the Middle East, and the U.S., serving customers in more than 100 countries. The Group uses technology and innovation to solve real-world problems and improve lives through its diverse portfolio of businesses across the aerospace, smart city, defence, and public security segments. Headquartered in Singapore, ST Engineering ranks among the largest companies listed on the Singapore Exchange.

Our history spans more than 50 years, and our strategy is underpinned by our core values – Integrity, Value Creation, Courage, Commitment and Compassion. These 5 core values guide every aspect of our business and are embedded in our ST Engineering culture – from the people we hire, to working with each other, to our partners and customers.

About our Business – Advanced Networks & Sensors

Our Advanced Networks & Sensors business specializes in platform digitalization, advanced connectivity, and cutting-edge manufacturing. This diversity of capabilities presents a range of roles through which you can contribute to the development of innovative, secure, and patented products. Join our team and play a crucial role in developing tomorrow's technology and connectivity solutions and services to sectors spanning defence, public security, government, and the commercial realm. Your work will have a global impact as we empower customers through advanced communications, intelligent sensors, and the deployment of AI-enabled Edge applications for mission-critical roles.

Together, We Can Make A Significant Impact

As a Senior / RF Product Development Engineer, you will be responsible for the design, development, integration, and testing of RF jammer systems used in electronic countermeasure (ECM) and counter-UAS applications. This role involves end-to-end ownership of RF subsystem design, including transmitter/receiver architectures, wideband power amplifiers, antennas, and waveform generation. You will collaborate with multidisciplinary teams (hardware, software, mechanical, and system engineers) to deliver robust, field-deployable jammer solutions that meet operational and regulatory requirements.

Be Part of Our Success

Design, simulate, and optimize RF circuits and subsystems for jamming applications (up to microwave bands).Develop jammer architectures/waveforms (spot, sweep, barrage, multitone) tailored to threat profiles.Design and evaluate power amplifiers, filters, couplers, and antenna subsystems for wideband operation.Conduct RF system integration and validation, including link budget and spectrum performance analysis.Perform laboratory measurements, prototyping, and troubleshooting using RF test equipment (spectrum analyzers, VNAs, signal generators, etc.).Support environmental and reliability testing (e.g., MIL-STD-810, MIL-STD-461) for qualification.Collaborate with software/DSP engineers to implement waveform generation, control logic, and signal modulation schemes.Document design specifications, test procedures, and compliance reports.Provide technical input for proposals, compliance matrices, and customer engagements.

Qualities We Value

Knowledge in Electrical / Electronic Engineering / RF / Microwave Engineering, or related field.Preferably with 3–8 years of experience in RF / microwave design, preferably in electronic warfare, jammer systems, or RF communication systems.Strong background in RF circuit design, impedance matching, and system integration.Proficiency with RF / microwave simulation tools (e.g., Keysight ADS, Ansys HFSS, CST, or equivalent).Hands-on experience with RF test equipment: spectrum analyzers, VNAs, power meters, oscilloscopes.Knowledge of jamming techniques: spot, sweep, barrage, reactive, and multitone jamming.Experience in power amplifier design, antenna array integration, and wideband RF front-end design.Familiarity with digital/RF waveform generation and software-defined radio (SDR) platforms.Understanding of EMC/EMI compliance and military standards (MIL-STD-461, 810).Strong analytical and problem-solving skills with attention to detail.Ability to work independently and in cross-functional teams.Good communication and technical documentation skills.Willingness to support field trials and overseas customer demonstrations.Knowledge of export control and defense regulations (e.g., ITAR, EAR, local DL codes) is a plus.Travel readiness for testing, demonstrations, and customer site support.Singaporean OnlyCandidates with more experience may be considered for senior roles. 

Our Commitment That Goes Beyond the Norm

An environment where you will be working on cutting-edge technologies and architectures.Safe space where diverse perspectives are valued, and everyone's unique contributions are celebrated. Meaningful work and projects that make a difference in people's lives.A fun, passionate and collaborative workplace.Competitive remuneration and comprehensive benefits.

Working Location: Jurong East

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