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Applications Engineer - Senior

MACOM
Lowell, MA
Company Overview:

MACOM designs and manufactures semiconductor products for Data Center, Telecommunication, and Industrial and Defense applications. Headquartered in Lowell, Massachusetts, MACOM has design centers and sales offices throughout North America, Europe, and Asia. MACOM is certified to the ISO9001 international quality standard and ISO14001 environmental management standard.

MACOM has more than 75 years of application expertise with multiple design centers, Si, GaAs, and InP fabrication, manufacturing, assembly and test, and operational facilities throughout North America, Europe, and Asia. Click here to view our facilities. In addition, MACOM offers foundry services that represents a key core competency within our business.

MACOM sells and distributes products globally via a sales channel comprised of a direct field sales force, authorized sales representatives, and leading industry distributors. Our sales team is trained across all of our products to give our customers insights into our entire portfolio.

Applications Engineer - Senior

Job Description:

As a Senior Applications Engineer at MACOM Technology Solutions, you will be a key team member of the RF/microwave Diode Product Line responsible for providing advanced technical support, application guidance, and design expertise to customers integrating our diode products into RF and microwave systems for defense, aerospace, telecommunications, and industrial applications. Products supported include RF PIN diodes, Schottky diodes, varactors and limiter diodes across multiple technologies. The Diode product line also designs and supports hybrid and integrated components including switches, limiters, attenuators and phase shifters.

The engineer in this position will act as a key technical interface between external customers’ design engineers, MACOM’s internal product management, field sales, design engineering, wafer fab engineering and marketing communications teams.

Duties include assisting customers in the selection of and circuit design utilizing MACOM diode products, identification and definition of new products, special characterization of products from the diverse portfolio of RF & microwave semiconductor products, generation of collateral materials such as application notes, device and circuit models and data sheets to enhance customers’ understanding of how to attain optimal performance using MACOM diode products.

The successful candidate’s educational background should include semiconductor theory as well as electronics engineering or physics principles.

Specific Responsibilities:

  • Directly support external customers via conference calls, written communications, webinars, etc.
  • Domestic and international travel is required as needed for customer support and field activities.
  • Create presentations, data packages, and other technical documentation to help customers.
  • Conduct training sessions and technical presentations for internal teams.
  • Specialized characterization of products upon internal or external customer request including high power RF measurements for limiters and switches.
  • Provide detailed application guidance on diode selection, biasing, thermal management, and integration into RF circuits.
  • Design and build supporting hardware for MACOM products such as evaluation boards, reference designs, and application circuits.
  • Collaborate with design engineering teams to influence product development based on customer requirements and market trends.
  • Support new product introductions and assist with prototype evaluations and performance validation.
  • Generation of comprehensive application notes and product data sheets.
  • Support the marketing communications team for MACOM’s web site content.
  • Mentor and lead junior members of the Applications Engineering team.
  • Stay current with industry standards, emerging technologies, and competitive products.

Qualifications / Skills:

  • A BSEE or similar degree and 5 years of experience in a related position are required.
  • A MSEE degree is preferred or equivalent experience.
  • Strong written and verbal communications skills.
  • Proficient in RF laboratory equipment and measurement techniques.
  • Strong understanding of PIN, Schottky, varactor, and limiter diode characteristics and applications.
  • Familiarity with the theory of operation of radar systems, terrestrial communications systems, satellite communications systems.
  • Ability to analyze data and effectively troubleshoot customers’ designs.
  • Familiarity with principles of semiconductor reliability and failure analysis.
  • Due to ITAR regulations, only candidates who are U.S. Persons (U.S. citizens, U.S. nationals, lawful permanent residents, or individuals granted asylum or refugee status) will be considered for this position. 

EEO:

MACOM is an Equal Opportunity Employer committed to a diverse workforce. MACOM will not discriminate against any worker or job applicant on the basis of race, color, religion, sex, gender identity, sexual orientation, national origin, age, disability, genetic information, veteran status, military service, marital status, or any other category protected under applicable law.

Reasonable Accommodation:

MACOM is committed to working with and providing reasonable accommodations to qualified individuals with physical and mental disabilities. If you have a disability and are in need of a reasonable accommodation with respect to any part of the application process, please call +1-978-656-2500 or email [email protected]. Provide your name, phone number and the position title and location in which you are interested, and nature of accommodation needed, and we will get back to you. We also work with current employees who request or need reasonable accommodation in order to perform the essential functions of their jobs.

The Salary Range for this position is $83,790 – $136,710. Actual salary offered to candidate will depend on several factors, including but not limited to, work location, relevant candidates’ experience, education, and specific knowledge, skills, and abilities.

This position is eligible to receive restricted stock unit (RSU) awards and cash bonuses, solely at MACOM’s discretion, subject to individual and company performance.

Benefits: This position offers a comprehensive benefits package including but not limited to:

  • Health, dental, and vision insurance.
  • Employer-sponsored 401(k) plan.
  • Paid time off.
  • Professional development opportunities.
Posted 2026-01-27

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