GLOBUS Technical Subject Matter Expert

Senior Principal Systems Engineer, Technical Subject Matter Expert (SME)

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market-leading businesses, world-class operations, and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world.

The Long Range Radars (LRR) department within the Systems Engineering and Test Capabilities (SE&TC) Center is seeking a Senior Principal Systems Engineer, Technical Subject Matter Expert (SME) to support the GLOBUS program in Woburn, MA. This role requires a technically exceptional engineer able to sustain and advance a dual-band radar architecture combining modern S-Band phased array hardware with an upgraded legacy X-Band system.

It demands deep radar and signal-processing insight to understand how beamforming, DREX processing, and modern servo technologies interact within a complex operational sensor. The engineer must diagnose interdependent subsystem behaviors and ensure coherent hardware and software updates aligned with long-term sustainment.

What You Will Do

• Sustain and enhance dual-band S-Band/X-Band radar performance.
• Analyze RF behavior, array calibration, microwave dynamics, and servo/pedestal control.
• Integrate and validate digital beamforming, DREX chains, and upgraded microwave assemblies.
• Solve highly interdependent system-level issues across hardware and software.
• Collaborate with SMEs to develop, test, and confirm technical theories and system fixes.
• Ensure upgrades remain coherent with long-term sensor sustainment strategy.
• This position is an onsite role based in Woburn, MA.

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 10 years of prior relevant experience.
• Experience in defining and driving technical execution plans.
• Experience with radar systems and algorithms including signal processing, signal processing theory, signal architecture, and/or signal modeling.

Qualifications We Prefer

• Advanced degree in a STEM discipline.
• Professional experience in the aerospace or defense industry.
• Demonstrated success working across disciplines to achieve program objectives.
• Strong ability to manage multiple priorities in a complex, fast-paced environment.
• Proven leadership in failure investigation and root cause determination.
• Exceptional interpersonal skills, with a history of positive collaboration in team settings.
• Excellent communication skills, including experience presenting to customers and senior leadership.
• Familiarity with navigating organizational structures and collaborating with stakeholders to develop solutions for critical program challenges.

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value:
  Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
• Relocation Eligibility - Relocation assistance available.

Learn More & Apply Now!

• Please consider the following role type definition as you apply for this role.
• Onsite:
  Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays.

Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and…