Senior Principal Systems Engineer - Communications Specialist (Temp)

Date Posted:

2025-10-09

Country:

United States of America

Location:

FL410: Largo FL MFG 7887 Bryan Dairy Road , Largo, FL, 33777 USA

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

Security Clearance:

DoD Clearance: Top Secret

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world.

The Protected Communication Systems (PCS) team is hiring a temporary Principal Systems Engineer with a strong defense communications systems background to support programs for our US military and various international customers, keeping the world safe from foreign threats. As part of this temporary assignment, you will offer mentorship through the design, development, and integration of products through advising junior engineers in communications equipment and software principles.  You will collaborate closely with hardware, software and systems engineers to ensure seamless system performance and deliver innovative solutions that meet customer needs.

What You Will Do

• Support the definition of system requirements, specifications, and architecture for electronic products based on project goals and customer needs
• Mentor those driving and executing the design and architecture of system-level solutions, hardware integration, firmware, and software components
• Work with cross-functional team members (hardware and software engineers) to ensure system compatibility and performance
• Consult on system-level testing, validation, and troubleshooting to ensure reliability and functionality
• Qualifications You Must Have
• Work with cross-functional team members (hardware and software engineers) to ensure system compatibility and performance
• Consult on system-level testing, validation, and troubleshooting to ensure reliability and functionality
• Qualifications You Must Have
• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience or in absence of a degree, 18 years of experience
• Experience in electronic product development, preferably within multidisciplinary teams
• Experience with communications hardware and software
• Experience leading cross-functional teams
• A current active Top Secret Clearance. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer

• Embedded systems, microcontrollers, and communication protocols (e.g., I2C, SPI, UART)
• Experience with voice communication systems, including VoIP (Voice over IP) protocols like SIP, RTP and SRTP
• Multicast networking (e.g., IGMP, PIM) for efficient data transmission in communication systems
• Networking principles, including TCP/IP, UDP, and network troubleshooting tools (e.g., Wireshark).

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.

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 is a temporary position of undetermined length.

RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon. Its 185,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, VA.

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.

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 whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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