jobs > Senior Mechanical Engineer

About the Position


You will work in project teams covering a variety of applications spanning FIRST RF's five technology divisions to investigate customer needs, design prototypes, and build products that require both creativity and attention to detail. These cutting-edge technologies include phased-array systems, millimeter wave active antennas, conformal antennas for extreme shock/ thermal environments, and advanced RF systems for both government and commercial customers.

Our environment provides endless opportunities for personal and professional growth for those who strive for it.  We can guarantee that any given day at FIRST RF will not be the same as the last.  FIRST RF offers all employees four weeks of PTO each year, flex scheduling, tuition reimbursement, up to 4% 401k match, and a no-monthly-premium healthcare option.

We do not discriminate on the basis of race, age, color, religion, national origin, sex, sexual  orientation, gender identity, disability, genetic information, military or veteran status, or any other status protected by law or regulation. It is our intention that all qualified applicants are given equal opportunity and that employment decisions be based on job-related factors.

What You Can Expect

Essential Functions

  • A fast-paced cross-disciplinary environment that requires excellent communication skills and a strong desire to take an active role in a team
  • Mentors and peers you can seek out to tackle problems cooperatively
  • Team members who will challenge you – and an expectation that you will challenge them
  • Work given to you in areas you have never studied or experienced; we need you to be open and eager to develop skills in new areas
  • A workplace where you will always have the tools you need to get the job done
  • To get your hands dirty working with team in the design, fabrication and testing of our products

Supervisory Responsibility

This position has no direct supervisory responsibilities; however, the ability to provide technical mentorship is a plus.

Work Environment

This job operates in a professional office and laboratory environment. This role routinely uses standard office equipment such as laptop computers and photocopiers, as well as specialized equipment such as 3D printers, shock & vibration tables, and temperature sensing equipment.

Physical Demands

While performing the duties of this job, the employee is regularly required to talk or hear. Specific vision abilities required by this job include close vision and ability to adjust focus. This would require the ability to lift lab equipment, open cabinets, and bend or stand on a stool as necessary.  Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Position Type/Expected Hours of Work

This is a full-time position at 40 hours per week.  Typical office hours include Monday-Friday, 8:00am-5:00pm, however these hours will vary based on workload and the manager’s discretion.  This job may require more than 40 hours of work per week as the need arises.


Minimal travel (<10%) is expected for this position.


Required Education and Experience

  • Must have US Citizenship and ability to obtain a U.S. Security Clearance
  • Must have a Bachelor's Degree in Mechanical Engineering (Master’s Degree a plus)
  • Must have 7+ years of relevant mechanical design experience
  • Experience with electronic packaging for high reliability environments for relevant DoD and Aerospace platforms 
  • Extensive experience with ASME Y14.5M-2009 and GD&T
  • Extensive experience with mechanical fabrication techniques for complex geometries including machining, sheet metal, and composites
  • Experience with MIL-STD-810 and/or DO-160 specifications and test methods
  • Experience with mentoring more junior engineers and providing technical review
  • Proficiency with mechanical CAD tools (SolidWorks a plus)
  • Hands-on experience in a multidiscipline hardware development environment
  • Strong analytical and hardware troubleshooting skills
  • Excellent written and verbal communication skills to convey complex technical concepts to peers, management, and customers
  • A desire to find, explore, and solve new and challenging problems
  • Comfortable in a lab environment
  • A resiliency to fail fast and often


Preferred Education and Experience

  • Proficiency in a technical programming language such as Matlab or Python
  • Experience with the technical aspects of new business capture, including concept development, requirements analysis, and new customer interaction
  • Experience with taking a leadership role in technical development teams


Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

How to Apply

Please submit cover letter and resume to


FIRST RF is a fast-growing, multi-discipline, privately owned small business focused on engineering and manufacturing of advanced technologies - specifically in antennas and radio frequency (RF) systems. We are an energetic team empowered with world-class facilities and resources. We promote a culture which prioritizes innovation and responsiveness.  By making bold investments in the development of groundbreaking technologies, FIRST RF has fielded award-winning products ranging from revolutionary passive antennas to highly complex, active antenna systems.

We offer all employees four weeks of PTO each year, flexible scheduling, tuition reimbursement, up to 4% 401k match, and 100% employer-paid healthcare, dental and vision plans.

AAP/EEO Statement

FIRST RF is an equal employment opportunity employer.