Field Application Engineer

What You’ll Do

Ready to get out from behind the desk and influence real designs? As a Field Applications Engineer at Apex, you won’t just support products you’ll help shape them.

You’ll partner with cutting‑edge customers, tackle complex analog challenges, and play a key role in bringing high‑performance power solutions to life.

• Be the go‑to technical expert for our sales team and customers on advanced power analog products
• Work directly with customers to solve real‑world design challenges from concept to solution
• Deliver engaging technical presentations, trainings, and demos that make complex ideas come to life
• Create application notes, technical content, and evaluation kits
• Collaborate with engineering to influence next‑generation products and uncover new opportunities
• Act as the bridge between customer and design teams, solving tough problems and driving innovative solutions
• Support new product launches and help bring cutting‑edge technology to market including datasheet creation
• Spend hands‑on time in the lab debugging, prototyping, and innovating
• Perform failure analysis and dig into root causes

• Strong foundation in analog and power electronics (op amps, PWM, switching topologies, voltage references)
• Ability to read and understand schematics, layouts, and complex circuits
• Experience with SPICE simulation tools
• Sharp analytical and problem‑solving skills
• Confidence working directly with customers and presenting technical concepts clearly
• A collaborative mindset, you enjoy working across teams to get things done

• Bachelor’s degree in electrical engineering or relevant experience (techs considered with experience)
• Ability to meet U.S. Government “U.S. Eyes Only” requirements

• 5+ years in Applications or Design Engineering (power analog preferred)
• Experience in customer‑facing technical roles

• Up to 35% travel (Territory is North and South America)
  • You will see your work in action while traveling to customer meetings working directly with customer systems (defense, space, medical and semiconductor companies)
• Hands‑on onboarding and training with Apex product specific mentoring
• Role is based Tucson, Arizona (other locations and remote positions may be considered for experienced candidates)
• A role that blends engineering, customer interaction, and innovation

If you enjoy solving tough technical problems, working directly with customers, and seeing your ideas turn into real products then this is your kind of role. You’ll have the chance to influence designs, drive innovation, and make a tangible impact in the power analog space.