RF Engineer

SOURCEO PTE. LTD.; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

A leading technology firm in Singapore is seeking an experienced RF Power Amplifier Design Engineer to lead the design and validation of high-performance PA circuits. The ideal candidate will have proven experience in RF design and lab testing. Strong communication and collaboration skills are essential, as you will work across multiple engineering teams. This role is critical in delivering prototypes and supporting product development in a fast-paced environment.

Qualifications

• Proven experience in RF PA design and development.
• Proficient in RF simulation tools like ADS and AWR.
• Strong understanding of impedance matching and stability analysis.
• Hands-on lab testing skills with RF instruments.

Responsibilities

• Design and develop PA circuits focusing on efficiency and gain.
• Perform schematic capture and simulations.
• Conduct lab validation with VNAs and spectrum analyzers.
• Collaborate with system architects and engineers.

Skills

RF design

Impedance matching

Lab testing

Collaboration

Tools

ADS

AWR

HFSS

CST

Job description

Job Overview:

We are looking for a skilled RF Power Amplifier Design Engineer to lead the design, simulation, and validation of high-performance PA circuits. The ideal candidate will have hands-on experience in RF design, impedance matching, and lab testing, with strong collaboration skills across engineering teams.

Key Responsibilities:

• Design and develop PA circuits focusing on efficiency, gain, and linearity.
• Perform schematic capture, simulations (ADS, AWR; HFSS/CST a plus), and guide PCB layout.
• Conduct lab validation using VNAs, spectrum analyzers, and signal generators.
• Collaborate with system architects, RF/digital engineers, and layout teams.
• Deliver prototypes and support product development with documentation and testing.

Qualifications:

• Proven experience in RF PA design and development.
• Proficient in RF simulation tools (ADS, AWR); EM tools like HFSS/CST are a plus.
• Strong understanding of impedance matching, load-pull, and stability analysis.
• Hands-on lab testing skills with RF instruments.
• Excellent teamwork and communication skills.