Lead RF Design

Keka Technologies Private Limited; Bengaluru; On-site; INR 1,800,000 - 3,000,000; Full time

Job summary

Keka Technologies Private Limited in Bengaluru seeks an experienced RF/microwave power amplifier designer to architect SSPAs using GaN/GaAs for high‑power radar, satellite payloads and communications.

You will optimize linearity, gain and efficiency, develop matching networks, validate with ESS and EMI/EMC tests, ensure MIL‑STD‑810/461 compliance, and collaborate with system engineers while providing field support and producing qualification documents.

Qualifications

• 5–10 years of RF/microwave power amplifier design experience.
• Aerospace/defense domain experience is preferred.
• Proficient in simulation and test methods for high-power SSPAs.
• Familiar with MIL-STD-810 and MIL-STD-461 compliance.

Responsibilities

• Architect and design SSPAs using GaN/GaAs for high-power applications.
• Develop RF circuits including matching networks, biasing, and power combiners.
• Optimize amplifier linearity, gain, efficiency, and stability across operating bands.
• Ensure compliance with ESS and EMI/EMC requirements and design for manufacturability.
• Integrate SSPAs into radar transmitters, satellite payloads, and communication systems.
• Collaborate with system engineers on interface requirements and performance optimization.
• Provide troubleshooting and field support for deployed systems.
• Prepare design specifications, test reports, and qualification documentation.
• Ensure compliance with MIL-STD-810 (ESS) and MIL-STD-461 (EMI/EMC).
• Support customer reviews, proposals, and technical presentations.

Skills

RF amplifier design

GaN

GaAs

Load-pull simulation

Thermal management

EMI/EMC testing

Team leadership

Education

B.Tech / M.Tech in Electronics & Communication Engineering / RF & Microwave Engineering

Tools

ADS

HFSS

CST

MATLAB

Job description

• Architect and design SSPAs using GaN/GaAs technologies for high-efficiency, high-power applications from DC to 40 GHz for the modulation of CW, pulse, FM, AM, and PM.
• Develop RF circuits including matching networks, biasing, and power combiners.
• Optimize amplifier linearity, gain, efficiency, and stability across operating bands.
• Ensure compliance with ESS and EMI/EMC requirements and design for manufacturability.
• Integrate SSPAs into radar transmitters, satellite payloads, and communication systems.
• Collaborate with system engineers on interface requirements and performance optimization.
• Provide troubleshooting and field support for deployed systems.
• Prepare design specifications, test reports, and qualification documentation.
• Ensure compliance with MIL-STD-810 (ESS) and MIL-STD-461 (EMI/EMC).
• Support customer reviews, proposals, and technical presentations.

Testing & Validation

• Perform RF characterization (power, pulse characteristics, gain, P1dB, IP3, efficiency, harmonics).
• Conduct ESS testing (thermal cycling, vibration, burn-in) to validate reliability.
• Support EMI/EMC qualification testing per MIL-STD-461 and related standards.
• Validate performance under extreme environmental conditions.

Required Skills

• Strong background in RF/microwave amplifier design (GaN/GaAs technologies).
• Proficiency with simulation tools (ADS, HFSS, CST, MATLAB).
• Experience with high-power RF testing and load-pull simulation techniques.
• Knowledge of thermal management, reliability engineering, and ESS methodologies.
• Familiarity with EMI/EMC compliance testing and mitigation techniques.
• Ability to lead design teams and manage cross-functional projects.

Qualifications

• B.Tech / M.Tech in Electronics & Communication Engineering, RF & Microwave Engineering, or related field.

Experience

• 5–10 years of experience in RF/microwave power amplifier design
• Timely completion of design and validation milestones.
• Experience in aerospace/defense applications preferred
• Successful demonstration of RF subsystem performance to customer.

Required Skills

• simulation Tools ESS methodologies EMI/EMC GaN/GaAs Thermal Management RF Testing