Information Systems Security Manager

The Information Systems Security Manager (ISSM) is a critical member of the Honeywell Aerospace Security Organization, ensures compliance with the National Industrial Security Program (NISP), and interfaces with Honeywell Aerospace and government senior representatives to clarify and interpret requirements and resolve issues.

The ISSM is primarily responsible for maintaining the overall security posture of the systems within Honeywell Aerospace Security and is accountable for the implementation of the RMF. The ISSM serves as the principal advisor on all matters, technical and otherwise, involving the security of systems under their purview. The ISSM must be capable of effectively handling day-to-day operations and responding to security instances. Responsibilities of an ISSM include but are not limited to: Developing, maintaining, and overseeing the system security program and policies. Ensuring compliance with current cyber security policies, concepts, and measures when designing, procuring, adopting, and developing a new system. Overseeing the ISSO under their purview to ensure they follow established system policies and procedures. This is a detailed, task-oriented position that must be able to operate independently with absolute minimal supervision.

You will report directly to our cybersecurity leadership and you’ll work out of our Clearwater, Florida location on a 100% on-site work schedule.

In this role, you will impact the security posture of aerospace systems by developing and enforcing cybersecurity policies, conducting risk assessments, and leading incident response efforts. Your expertise will directly contribute to the safety and integrity of systems that power modern aerospace technologies.

RESPONSIBILITIES:

• Preparing, implementing and submitting Information System Security Plans and Protection Profiles using eMASS (Enterprise Mission Assurance Support Services).

• Work closely with local DCSA (Defense Counterintelligence and Security Agency) Representatives and government Information System Security Professionals (ISSP) to achieve system accreditation and maintain compliance in accordance with NISPOM & customers.

• Conduct regular audits to ensure that systems are being operated securely, and computer security policies and procedures are implemented as defined in system security plans.

• Provide technical and user support for numerous standalone and network systems.

• Prepare materials for computer security education/awareness programs.

• Conduct investigations of computer security violations and incidents, reporting as necessary to management.

• Directing ISSO’s under their purview to ensure they follow established system policies and procedures.

• Working as System Administrator: Microsoft Windows.

Must Have

• Must be a U.S. Citizen

• DOD Secret Security Clearance at time of hire

• 10+ years of experience in an industrial security program, and knowledge of the DoD or other government security regulatory manuals

• 5 + years of experience leading multi-disciplinary teams and assignments

• 5 + years of experience working with RMF processes by 32 Code of Federal Regulation (CFR) Part 117 (National Industrial Security Program) & In-depth knowledge of DCSA Assessment and Authorization Guide (DAAG)

We Value

• Bachelor’s degree related field preferred.

• System Administration experience with: Windows/Server and Windows 10 and 11

• Knowledge or experience with object-oriented programming languages, syntax, principles, and design (C#).

• Knowledge or experience with networking and security. (Networks, Domains, Servers, Certificates, Security)

• Ability to act as a resource on security policies and procedures

• Ability to present analysis with clarity and professionalism; must be comfortable interacting with senior level management and portraying a strong professional image

• Project management skills with the focus on timely completion of tasks and the ability to identify and assess a changing array of risks

• Ability to communicate effectively both written and orally with all levels of personnel and management

• Ability to work well in a dynamic team environment with demands for high volume, good quality personal production

• Exhibit great organizational skills, an ability to prioritize tasks, be flexible in changing priorities as needed and can perform in a multi-tasked fast-paced environment

BENEFITS OF WORKING FOR HONEYWELL

Beyond a performance-driven salary, you'll work alongside dedicated experts on technology that's advancing aviation. As a Honeywell Aerospace employee, you're eligible for a comprehensive benefits package that includes:

• Employer-subsidized medical, dental, vision and life insurance

• Short-term and long-term disability coverage

• 401(k) match, flexible spending accounts and health savings accounts

• Employee assistance program and educational assistance

• Parental leave and 12 paid holidays

• Paid time off for vacation, personal and sick time Explore your benefits:

Must be a US Citizen due to contractual requirements.

ABOUT HONEYWELL AEROSPACE

Join a company that's reintroducing itself to the aviation community we've helped advance for more than a century. At Honeywell Aerospace (NASDAQ: HONA), we're launching as an independent, publicly traded aerospace and defense company built on a legacy of operational excellence and mission-focused execution.

Our new brand identity pairs that heritage with real momentum, as we build technology that helps pilots navigate with confidence, aircraft operate more efficiently, and operators stay ahead of change. With our systems on board 90% of the world's aircraft, your work here has reach that's rare to find anywhere else.

Focusing on our customers, investing in innovation, and building a culture of accountability and performance is how we're shaping what comes next.

Every horizon. Every mission. Every day.

THE BUSINESS UNIT

Honeywell Aerospace products and services are found on aircraft across commercial aviation, defense and space — from engines and cockpit electronics to cabin systems, mechanical components and connectivity solutions. Our technology helps operators fly more safely, reduce fuel consumption, improve on-time performance and deliver a better experience for the people on board.

As aviation continues to evolve, we're also developing systems to support autonomous and supersonic platforms, bringing the same focus on safety and efficiency to the next era of flight. With approximately 36,000 employees worldwide and net sales of $17.4B in 2025, Honeywell Aerospace is one of the largest dedicated aerospace companies in the world. Explore our businesses:

Electronic Solutions develops the avionics, navigation systems, sensors and electromagnetic defense technology that help aircraft perform safely and with precision. Our systems are on board 90% of the world's aircraft — serving commercial aviation, defense and space operators from integrated flight deck platforms with 30-plus years in service to radiation-hardened systems trusted for human spaceflight.

POSTING TIMELINE

The application period for the job is estimated to be 40 days from the job posting date; however, this may be shortened or extended depending on business needs and the availability of qualified candidates. Posting date: 6/18/2026

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