Principal Systems Engineer

Join to apply for the Principal Systems Engineer role at ETL Systems

Looking for your next career move in a company that’s shaping the future of satellite communications?

At ETL Systems
, we’ve been leading the way in RF design and manufacturing for over 35 years. Our technology powers critical satellite communications infrastructure used by the top 20 satellite operators and teleports worldwide
, and 75% of NATO governments rely on our equipment to help protect their citizens.

We’re not just growing, we’re thriving. With three Queen’s Awards for Enterprise in International Trade
, and recent acquisitions of Atlantic Microwave, Space Path Communications
, and IRT Technologies
, we’ve expanded our capabilities across the full RF chain. This includes everything from antenna to modem, as well as high‑power amplifiers and RF test equipment.

What truly sets us apart is our culture.

• Collaboration
  :
  We work as one team, united in purpose and committed to shared success.
• Innovation
  :
  We embrace curiosity and forward‑thinking to drive meaningful progress.
• Excellence
  :
  We set ambitious standards and consistently deliver high‑quality outcomes.
• Integrity
  :
  We act ethically, honestly and with professionalism in everything we do.

If you’re looking to join a company where your ideas are valued, your growth is supported, and your work makes a global impact,
ETL Systems is the place for you
.

• 25 days holidays plus UK bank holidays increasing to 30 days with tenure
• Buy and sell holiday scheme
• Enhanced pension plan
• Company funded Health Cash Plan including coverage for dental, optical, GP & Prescriptions
• Annual Bonus
• Life assurance
• Career development and training for all roles
• Free employee refreshments
• Casual business dress
• Annual company events
• ETL employee wellbeing support
• Free onsite parking, car share scheme and EV charging
• Cycle to work scheme
• Green Car Scheme

As a Principal Product Systems Engineer, you’ll lead the design and integration of next‑generation RF and Digital satellite communication products and sub‑systems. You’ll work across multiple technical disciplines – hardware, software, and manufacturing – to deliver high‑performance solutions that meet complex requirements. From concept to deployment, you’ll be the technical authority driving innovation and excellence.

• Lead product development, ensuring alignment of the products with business objectives
• Collaborate across RF, Digital, Electronics, Mechanical, PCB and Software teams
• Lead integration and validation of complex systems
• Mentor engineers and champion best practices
• Influence technology adoption and product strategy

The ideal candidate will be an accomplished Principal with deep expertise in RF or Digital Electronics and a broad understanding of multidisciplinary system design. They will have a proven track record of leading complex product development from concept through deployment, ensuring technical excellence and alignment with business objectives. Skilled in requirements capture, system‑level decision‑making, and integration, they will act as the technical authority across hardware, software, and manufacturing domains.

Beyond technical capability, this individual will demonstrate strong leadership qualities, mentoring engineers and championing best practices. They will thrive in a collaborative environment, influencing technology adoption and shaping product strategy to drive innovation. Exceptional communication skills, problem‑solving ability, and familiarity with satellite communications technologies will set them apart, along with a commitment to delivering high‑performance solutions that meet complex requirements.

• Experience in multidisciplinary system design and leadership
• Skilled in requirements capture and system‑level decision‑making
• Effective communicator and problem solver

Hybrid working is available for this role. As a growing business, we have offices across the UK, which allows us to be flexible about your work location for this role. When applying, please select your preferred place of work.

Closing date: At ETL, we always prioritise efficiency in everything we do. With this in mind, we are looking to commence our…