Senior Information System Security Manager (ISSM) - Plano, TX

Date Posted: 2026-07-23 Country: United States of America Location: US-TX-PLANO-465 ~ 465 Independence Pkwy ~ INDEPENDENCE 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: Top Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 At RTX, the world 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. Join us and help shape the future of aerospace and defense.   Our Global Security Services (GSS) team, is seeking a   Senior Information System Security Manager   to support our classified computing environments   100%   onsite at our facility in   Plano , Texas   This role is for the ISSM of Record for a subset of information systems within the site and   is responsible for   leading a layered team providing cybersecurity support across multiple security environments. This managerial role manages policy, compliance, operations, security awareness and/or other cybersecurity resources or functions. You will provide advice and counsel on risk levels, security posture and implications of   new technologies   or technology upgrades. You will   interface   and   disseminate   necessary cyber event information to   appropriate internal & external   organizations and audiences.     Additionally, you will manage alignment of cybersecurity priorities with the organization's business strategy and compliance requirements as well as monitor and evaluate the effectiveness of the   enterprise's   or enclave’s information assurance security safeguards to ensure they provide the intended level of protection.    What You Will Do    ISSM of record for a subset of information systems within the site, appointed in writing by Cybersecurity leadership to the Cognizant Security Agency (CSA).   Focal point of contact for partnering departments and Customers at the site level.   Participates in interdepartmental projects and provides council on Cybersecurity policy and procedures.   Senior Manager with direct supervision of front-line managers.   Trains and   mentors   subordinates, provides recurring performance feedback.   Interfaces with internal and external Security personnel, customers, management, and U.S. Government representatives.   Conducts training, briefings, presentations for multiple levels of the business.   Perform other duties as assigned by the cybersecurity leadership team   Business travel as needed up to 20%   IMPORTANT NOTE:   Within six months of hire date, you must obtain and maintain a Security professional certification commensurate with a DoD 8570.01-M IAM level III/8140 Baseline Qualification Advanced certified credentials (CISSP, CISM, GSLC or CCISO), if you do not already have this certification.   Qualifications You Must Have    Typically requires a   Bachelor’s   degree in with 10 years of experience or an advanced degree with 7 years of relevant experience .   IAM Level certification (Security+ or other)   Experience leading direct reports and/or experience managing and mentoring teams   Relevant experience consists of any combination:   Cybersecurity, systems security or hardening   Information Technology   Experience with network security and/or systems security, which includes any of the following: architecture, topology, protocols, components, and/or principles    Experience with configuring and/or auditing operating systems   Compliance-based auditing using the Risk Management Framework (RMF), DCSA Assessment and Authorization Process Manual (DAAPM), Joint SAP Implementation Guide (JSIG), National Industrial Security Program Operating Manual (NISPOM), SNAC guides, Nessus, SCAP, ICD-503, ACAS and/or non-defense regulations such as FAA, Payment Card Industry (PCI), ISO 9001 Quality Management standards, or HIPPA   Physical security/security, policework/criminal justice, investigations, or Border Patrol   Project or program management, or account management   Qualifications We Prefer   Experience in the oversight and execution of the Assessment & Authorization processes (Certification & Accreditation), as defined in JSIG/RMF   Experience in the execution and management of Information System’s (IS) incident response and administrative inquiries/investigations in collaboration with the Investigations department   Experience in the oversight and execution of a continuous monitoring/improvement program (to include but not limited to self-inspections, security control assessments, training, log management systems, automated inventory utilities, etc.)   Experience providing technical security   expertise   and oversight for complex, cross-domain, heterogeneous classified networked environments in collaboration with internal/external Customers, Information Technology (IT) and other Raytheon Missiles & Defense Business Units   Experience with   various types   of special test equipment (STE), and/or platform IT   Experience working with the customer, both internal and external in the development of Basis