Senior RF Development Engineer — High‑Performance Coax

Amphenol Communications Solutions; Hampton (NH); On-site; USD 90,000 - 150,000; Full time

Job summary

Amphenol Communications Solutions (ACS) in Hampton, NH is seeking a Senior RF Development Engineer to lead development of high-performance RF and passive-component technologies from concept through production.

You will work with internal engineering teams, customers, suppliers, and partners to translate system requirements into robust designs, validate prototypes, and drive product readiness for manufacturing; a hands-on, collaborative approach is essential.

Qualifications

• BS in Electrical Engineering or closely related field.
• 5+ years in RF, microwave, passive-component, interconnect, or related product development.
• Experience independently taking RF products from concept through prototype, validation, and production.
• Strong RF/microwave fundamentals, including transmission lines, impedance matching, S-parameters, insertion/return loss, attenuation, VSWR, and electromagnetic behavior.
• Hands-on experience developing or characterizing passive RF components such as attenuators, filters, couplers, terminations, or matching networks.
• Experience with RF test equipment and measurement methods, including VNAs, TDRs, calibration, de-embedding, and test fixtures.
• Experience with RF/microwave simulation tools such as Ansys HFSS, Ansys Designer, Keysight ADS, or equivalent.
• Experience working with suppliers, technology partners, or contract manufacturers.
• Strong analytical, problem-solving, project management, and communication skills.
• Nice to Have: Experience with cryogenic/extreme-environment applications, RF materials, or CAD/mechanical design tools.

Responsibilities

• Lead RF and passive-component development from concept through production.
• Translate system requirements into component architectures, specifications, and designs.
• Perform RF/microwave modeling, simulation, and analysis.
• Design, build, test, and evaluate prototypes, fixtures, and measurement hardware.
• Develop and execute RF characterization and validation using VNAs, TDRs, spectrum analyzers, power meters, and related equipment.
• Analyze RF performance and drive design, material, and manufacturing improvements.
• Lead internal and external development efforts with suppliers, technology partners, and contract manufacturers.
• Establish technical requirements, qualification plans, and acceptance criteria for new components.
• Collaborate across mechanical, electrical, signal integrity, manufacturing, quality, and R&D teams.
• Support RF component development for cryogenic and other extreme-environment applications.
• Lead technical troubleshooting and root-cause investigations.
• Support the transition of new designs into manufacturing and provide technical support to customers and Sales/Application Engineering teams.
• Mentor engineers and help strengthen RF design and development capabilities across the team.

Skills

RF engineering fundamentals

Transmission lines

S-parameters

Test & measurement

Project management

Communication skills

Hands-on RF design

Education

B.S. in Electrical Engineering

Tools

Ansys HFSS

Ansys Designer

Keysight ADS

Job description

Amphenol Communications Solutions (ACS) in Hampton, NH is seeking a Senior RF Development Engineer to lead development of high-performance RF and passive-component technologies from concept through production.

You will work with internal engineering teams, customers, suppliers, and partners to translate system requirements into robust designs, validate prototypes, and drive product readiness for manufacturing; a hands-on, collaborative approach is essential.