RF Power Applications Engineer — Flexible Work Options

Comet Group; San Jose (CA); Hybrid; USD 140,000 - 155,000; Full time

Benefits offered by this job

Medical insurance

Dental coverage

Vision care

Tuition reimbursement

401(k) plan

Paid time off

Job summary

Comet Group is seeking an Applications Engineer - RF Power in the Plasma Control Technologies division, based in San Jose. You will integrate RF subsystems, perform RF characterization, and develop mechanical fixtures for fast prototyping and customer integration.

The role requires a strong background in RF engineering and hands-on fabrication, with 3+ years in RF applications or semiconductor equipment, plus machining experience.

Qualifications

• Bachelor’s or master’s degree in electrical engineering, RF engineering, mechanical engineering, mechatronics or related field.
• 3+ years of experience in RF applications or semiconductor equipment with hands-on fabrication.
• Machining experience (milling, turning, CNC, manual tools).
• Familiarity with mechanical drawings, tolerances, GD&T, fixture design.
• Understanding of Smith charts, S-parameters, RF circuit design, RF test fundamentals.
• Experience with rapid prototyping and mechanical modifications for tests.

Responsibilities

• Integrate RF subsystems into semiconductor equipment and verify performance.
• Perform RF characterization, impedance matching, and power delivery optimization.
• Design or modify fixtures, brackets, and test assemblies for lab evaluation or customer integration.
• Build or modify mechanical components for RF experiments or tool fit checks.
• Conduct lab testing, data analysis, and troubleshooting including root-cause investigation.
• Support pre-sales and post-sales with technical presentations and customer training.
• Provide actionable feedback to R&D for RF and mechanical interface improvements.
• Generate documentation, application notes, build instructions, and illustrations.
• Provide on-site and remote customer support and hands-on adjustments.
• Mentor junior engineers in RF and fabrication techniques.

Skills

RF engineering

Fabrication experience

Customer support

Technical presentations

Rapid prototyping

Education

Bachelor’s or Master’s degree in Electrical/RF/Mechatronics/Mechanical Engineering

Tools

Machine shop tools

Job description

Comet Group is seeking an Applications Engineer - RF Power in the Plasma Control Technologies division, based in San Jose. You will integrate RF subsystems, perform RF characterization, and develop mechanical fixtures for fast prototyping and customer integration.

The role requires a strong background in RF engineering and hands-on fabrication, with 3+ years in RF applications or semiconductor equipment, plus machining experience.