Information System Security Officer (ISSO) - El Segundo, CA (Sponsor Clearance)

RTX (Raytheon); El Segundo (CA); On-site; USD 110,000 - 160,000; Full time

Job summary

RTX is seeking an Information System Security Officer to support our cybersecurity team onsite at El Segundo, CA. You will interface with the Information Systems Security Manager to ensure adherence to NISPOM Chapter 8, DAAPM, JSIG policies and related security requirements.

The role focuses on system compliance, auditing, security plan development, and delivering information systems security education and awareness, while collaborating with facility security, program personnel, and government

Qualifications

• Typically requires a university degree or advanced degree in a related field.
• Minimum 2 years of relevant experience or an advanced degree as noted.
• Experience with RMF, DAAPM, JSIG, NISPOM and related standards is highly valued.
• Strong collaboration with security teams and government stakeholders.

Responsibilities

• You will be primarily responsible for system compliance, auditing, security plan development and delivering information systems security education and awareness.
• You will also assist in investigating information system security violations and help prepare reports specifying corrective and preventative actions.
• The position routinely collaborates with the facility security team, program personnel, and government representatives.
• Security sustainment activities (hardware change management, software change management, account management, media protection, user interface, file transfers, etc.)
• Important note: Within six months of hire date, you must obtain and maintain a Security professional certification commensurate with IAM Level I certification (Security+ or other), if you do not already have this certification.

Skills

Cybersecurity

Auditing

RMF knowledge

Compliance

DoD regulations

Education

University degree or advanced degree in related field

Tools

RMF

DAAPM

JSIG

NISPOM

NIST standards

Job description

Date Posted: 2026-09-17

Country: United States of America

Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01

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: DoD Clearance: Secret

Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

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 cybersecurity team, is seeking an Information System Security Officer (ISSO) to support our team 100% onsite at our facility in El Segundo, California. You will interface and collaborate with the Information Systems Security Manager (ISSM) to ensure adherence to all NISPOM Chapter 8, DAAPM, JSIG policies.

What You Will Do

• You will be primarily responsible for system compliance, auditing, security plan development and delivering information systems security education and awareness.
• You will also assist in investigating information system security violations and help prepare reports specifying corrective and preventative actions.
• The position routinely collaborates with the facility security team, program personnel, and government representatives.
• Security sustainment activities (hardware change management, software change management, account management, media protection, user interface, file transfers, etc.)

Important note: Within six months of hire date, you must obtain and maintain a Security professional certification commensurate with IAM Level I certification (Security+ or other), if you do not already have this certification.

Qualifications You Must Have

Typically requires a University Degree and minimum 2 years prior relevant experience, or an Advanced Degree in a related field.

Relevant Experience Considered in any combination:

• Cybersecurity, systems security or hardening
• Information Technology
• 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), and/or non-defense regulations such as FAA, Payment Card Industry (PCI), ISO 9001 Quality Management standards, or HIPPA
• Experience working with and/or supporting computer technologies (such as: databases, operating systems, computer network hardware, software programs, hardware troubleshooting or electronics)
• Physical security/security, policework/criminal justice, investigations, or Border Patrol
• Project or program management, office management, senior administration, or account management

The ability to obtain and maintain a U.S. government issued security clearance PRIOR TO START is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer

• Experience working in DoD classified operating and/or laboratory environments
• Familiarity with cybersecurity Risk Management Framework (RMF) and compliance as stipulated by NISPOM/DAAPM, JSIG, ICD 503, STIGs and associated NIST publications
• Experience with audit reviews such as physical security, network and system event logs, password administration, file access privileges, etc.
• Familiarity with the execution and management of cyber incident response; preservation, containment, and eradication
• Ability to work independently and as a member of a team
• Self-motivated and possess exceptional written and verbal communication skills, particularly in documenting evaluation results
• Customer focused, adaptable and willing to work varying assignments
• Completion of National Industrial Security Program cybersecurity training courses available at https://cdse.usalearning.gov/login/index.php

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 Non-Eligible - Relocation assistance not available