Senior Principal Systems Engineer (Cyber Engineer) - (On-site) P5

Date Posted : 2025-09-30

Country :

United States of America

Location :

MA131 : Tewksbury, MA Bldg 1 Assabet 50 Apple Hill Drive Assabet - Building 1, Tewksbury, MA, 01876 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 : Secret - Current

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.

Raytheon is seeking a Senior Principal Systems Security Engineer-P5 to join our elite Systems Security Engineering (SSE) team for the Systems Directorate in developing solutions to protect the Warfighter’s technology advantage. Systems Security Engineering creates holistic security solutions leveraging Cyber Security, Software Assurance, and Supply Chain Risk Management to support Program Protection Implementation on embedded weapons systems. Join our highly visible team and perform technically challenging assignments, which will directly contribute to protecting our nation and our Warfighters. This is an onsite position at Raytheon.

What You Will Do

Implement proper cybersecurity controls

Interact with customer to define SSE requirements, solutions, trades, costs, implementation, system impacts, and effectiveness

Maintain a Risk Management Framework Authorization to Operate for the system

Support developing plans and estimates, task execution, project tracking, reporting, and risk identification and mitigation plans

Plan and guide SSE implementations in customer systems

Consult and assist program line management with SSE architectures and issues

Define security development and test efforts implementation of security controls of networking devices, databases, operating systems, and hardware and software component

Integrate cybersecurity development activities

Developing top-level system requirements, and flowing down requirements and implementation concepts to subsystem

Understanding, and compliance with, DoD technology release and export licensing policies

Performing Cyber Lead duties, including earned value and people management

Qualifications You Must Have

Typically requires a Bachelor’s Degree in Science, Technology, Engineering or Mathematics (STEM) and 10 years of prior relevant experience

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

Experience in System Security Engineering and / or Cybersecurity Engineering

Experience with NIST Risk Management Framework (RMF)

Qualifications We Prefer

Experience in technical leadership

Experience with information security toolsets including anti-virus, Vulnerability Assessment, HIDS / NIDS. host-based or endpoint security solutions, Multi-Factor Authentication (MFA), and Security Incident and Event Management (SIEM) and centralized auditing tools familiarity with splunk

Linux Bash scripting and Python scripting experience

Security systems engineering involving various computer hardware and software S / W operating system and application solutions in both a stand-alone and in LAN / WAN configurations

DoDI 8570.01-M IAT Level-II Compliant Certification (e.g. Security+, CISSP, or equivalent)

Security features and / or vulnerability analysis of various operating systems as defined by Intelligence agencies

Experience with IT and / or network and system security administration, including operating system security configuration and account management best practices for UNIX, MS Windows, Red Hat Enterprise Linux, and CISCO systems

Understanding of Systems Engineering requirements, specifications, and Experience implementing DoD and Federal IA Certification and Accreditation Processes, IA controls and developing and maintaining associated certification and accreditation documentation

Familiar with NIST Risk Management Framework (RMF), as described in NIST Special Publication 800-37

Familiar with Program Protection Plan (PPP) required by DoDI 5000.02 and DoDI 5200.39

Experience working on U.S. Government contract proposals as an Information Assurance Engineer subject matter expert

What We Offer

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

Relocation Eligible – Relocation assistance is available

The salary range for this role is 124,000 USD - 250,000 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 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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