Senior Systems Security Engineer - P3 (Onsite)

Date Posted:

2026-01-20

Country:

United States of America

Location:

US-RI-PORTSMOUTH-PS1 ~ 1847 W Main Rd ~ NIMITZ BLDG

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 Type:

Secret - Current

Security Clearance Status:

Active and existing security clearance required on day 1

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 well-qualified Senior Systems Security Engineer (P3) 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 in Portsmouth, Rhode Island.

What You Will Do

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

• Support compliance with National Institute of Standards and Technology (NIST) Risk Management Framework (RMF) controls.

• Consult and assist program management with SSE architecture and issues

• Support the development of bids and proposals

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

• Integrate cybersecurity development activities

Qualifications You Must Have

• Typically requires a Bachelor’s Degree in Science, Technology, Engineering or Mathematics (STEM) and 5 years of prior relevant experience

• Active and transferable U.S. government issued 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 working in the Naval industry

Qualifications We Prefer

• Experience in Cybersecurity Engineering

• Usage of 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 is preferred

• Linux Bash scripting or Python scripting experience

• Experience with National Institute of Standards and Technology (NIST) Risk Management Framework (RMF)

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

• 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

• 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

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

• 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

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

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of