Senior Information Systems Security Officer (ISSO) - Forest, MS

Prattwhitney; Forest (MS); On-site; USD 78,000 - 149,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Life Insurance

Short-term Disability

Long-term Disability

401(k) match

Flexible Spending Accounts

Flexible work schedules

Employee Scholar Program

Parental Leave

Paid Time Off

Holidays

Job summary

RTX is seeking a Senior Information Systems Security Officer (ISSO) to support our cybersecurity team onsite at the Forest, Mississippi facility. The role emphasizes assessing system compliance, auditing, and development of security plans, with responsibilities spanning investigations, configuration management, and documentation updates.

Qualified candidates typically hold a university degree with 3–5+ years of relevant experience in cybersecurity, RMF/JSIG-based auditing, and familiarity with

Qualifications

• Typically requires a University Degree or equivalent experience and minimum 5 years prior relevant experience, or an Advanced Degree in a related field and minimum 3 years’ experience
• Cybersecurity, systems security or hardening
• Information Technology Compliance-based auditing using RMF, DAAPM, JSIG, NISPOM, PCI, ISO 9001, HIPAA
• Experience with computers/IT hardware and software
• Experience in security, investigations, or related admin roles

Responsibilities

• Assessing and monitoring system compliance
• Auditing
• Security plan development and awareness training
• Investigating information system security violations and reporting actions
• Reviewing and approving configuration management requests
• Conducting technical and administrative assessments
• Integrating cybersecurity processes and tools
• Creating and updating cybersecurity documentation

Skills

Cybersecurity

RMF

Auditing

Technical writing

Education

University Degree

Tools

Splunk

Forcepoint

Ivanti

Tenable

ACAS

HBSS

Job description

Date Posted: 2026-08-11 Country: United States of America Location: US-MS-FOREST-431 ~ 19859 Hwy 80 ~ BLDG 431 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 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 a Senior Information Systems Security Officer (ISSO) to support our team 100% onsite at our facility in Forest, Mississippi.

What You Will Do

• Assessing and monitoring system compliance
• auditing
• security plan development and delivering information systems security education and awareness
• Investigating information system security violations and help prepare reports specifying corrective and preventative actions
• Reviewing and approving (within authority) configuration management requests
• Conducting technical and administrative assessments
• Integrating new cybersecurity processes, procedures, and tools
• Support the creation, review and update of cybersecurity documentation and other technical writing

Qualifications

• Typically requires a University Degree or equivalent experience and minimum 5 years prior relevant experience, or an Advanced Degree in a related field and minimum 3 years’ experience
• 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

Qualifications We Prefer

• Experience working in DoD classified operating and/or laboratory environments
• Experience with various information system security tools that address vulnerability analysis and mitigation. These may include Splunk, Forcepoint, Ivanti, Tenable, ACAS, HBSS, etc.
• Familiarity with implementation of Government directives and policies derived from NIST, CNSSI, DoD, or other Government Regulatory compliance standards within a professional industry
• Experience in the execution of the Assessment & Authorization processes, as defined within the Risk Managed Framework (RMF)
• Experience providing technical security consultation for complex, cross-domain, heterogeneous classified networked environments in collaboration with internal/external Customers, Information Technology (IT)
• Familiarity with large multi-facility networks including various complex components, including Windows and Linux environments
• Experience interpreting, implementing, and assessing DISA STIGs
• Familiarity with the execution and management of cyber incident response; preservation, containment, and eradication

What We Offer

• 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
• holidays

The salary range for this role is 78,200 USD - 148,600 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.

Relocation Non-Eligible – Relocation assistance not available

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products

We are RTX #LI-Onsite 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.

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.

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.

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.

Privacy Policy and Terms: RTX 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, Pratt & Whitney, and Raytheon. Its 195,000 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, Virginia.