The Cyber Security Architect Engineer II (ISSO) is responsible for the information system security controls to ensure the confidentiality, integrity and availability of information systems remaining at the authorized state. Abides by all applicable information system security guidance to sustain customer information systems in Accordance With (IAW) NIST SP 800-53 and any other government and local directives, instructions, or publications pertaining to the Continuous Monitoring (ConMon) responsibilities.
This is a mission-critical position requiring a high-level knowledge of security controls, attention to detail, and a commitment to safeguarding classified information.
Must work onsite at secure facilities in Clearwater, FL.
Responsibilities- Maintain Security Posture of assigned systems:
- Support the ISSM to maintain security posture of the systems by continually monitoring system compliance and documenting any changes.
- Establish and maintain baseline configurations for hardware, software, and network components.
- Be the focal for change control process on assigned ATOs
- User management and training:
- Manage user accounts, permissions, and access controls, ensuring compliance with applicable security policies.
- Create and deliver training or documentation to enhance end-user efficiency and security awareness.
- Security Collaboration:
- Partner with the ISSM and ISSOs to integrate security into the RMF processes, supporting Authorization to Operate (ATO) efforts.
- Report and respond to security incidents or anomalies in coordination with the security team.
- Compliance and Security:
- Ensure all activities adhere to DAAPM, NIST SP 800-53 and DoD-specific directives.
- Protect the confidentiality, integrity, and availability of classified and sensitive data.
- Respond to evolving security requirements and support incident mitigation as needed. Maintain information systems compliance.
Qualifications
YOU MUST HAVE
- Associate's Degree from an accredited institution in a technical discipline such as the sciences, technology, engineering or mathematics.
- 4+ years of ISSO (Information System Security Officer) experience.
- Experience with developing, reviewing, and maintaining RMF artifacts.
- Experience with classified information system auditing and investigations.
- Familiarity with commonly used compliance security tools (e.g., Nessus, STIGs, Splunk, SCC) and system hardening.
- Security Clearance: Top Secret
- Certifications: DoD 8140 IAT Level 2 minimum compliant certification
- Ability to lift up to 25 pounds (e.g., for hardware setup) and sit/stand for extended periods.
WE VALUE
- Ability to lead the Risk Management Framework (RMF) process to secure Authorizations to Operate (ATO) from start to finish
- Comfortable working in a high-security environment with strict access controls and protocols.
- Prior experience with the system authorization process, associated artifacts and their requirements (e.g., SSP, SCTM, Security CONOPs, SOPs).
- Knowledge of other security disciplines and how they impact and interact with information system security
BENEFITS
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: https://honeywellaerospacebenefits.com/
U.S. PERSON REQUIREMENTS
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.
ABOUT THE BUSINESS UNIT
Honeywell Aerospace products and services are found on aircraft across commercial aviation, defense and space. We operate through three business areas:
• Electronic Solutions develops the avionics, navigation systems, sensors and electromagnetic defense technology on board 90% of the world's aircraft
• Engines & Power Systems provides the propulsion, auxiliary power and electrical systems that keep those aircraft flying
• Control Systems supplies the thermal and motion control systems that support takeoff, landing and the safety of everyone on board
With approximately 58,000 employees worldwide and net sales of $17.4B in 2025, we are also advancing systems for autonomous and supersonic platforms — bringing the same focus on safety and efficiency to the next era of flight. Explore our businesses: https://www.honeywellaerospace.com
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: September 4, 2026
#LI-onsite
Skills Required
- Associate's degree from an accredited institution in a technical discipline such as science, technology, engineering, or mathematics
- At least 4 years of ISSO experience
- Experience developing, reviewing, and maintaining RMF artifacts
- Experience with classified information system auditing and investigations
- Familiarity with Nessus, STIGs, Splunk, SCC, and system hardening
- Top Secret security clearance
- DoD 8140 IAT Level 2 minimum-compliant certification
- Ability to lift up to 25 pounds and sit or stand for extended periods
- Ability to lead the RMF process and secure ATOs from start to finish
- Experience with system authorization artifacts including SSP, SCTM, Security CONOPs, and SOPs
- Knowledge of related security disciplines and their interaction with information system security
The Aerospace Corporation Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about The Aerospace Corporation and has not been reviewed or approved by The Aerospace Corporation.
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Retirement Support — The 401(k) plan provides a company‑paid contribution of 8–12% based on years of service with immediate eligibility and vesting, and eligible employees can access retiree medical benefits.
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Leave & Time Off Breadth — Paid time off includes 15 vacation days (rising to 20 after five years), nine paid holidays, and unlimited sick time for exempt employees with accruals for non‑exempt staff.
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Flexible Benefits — Flexible work models include a 9/80 schedule with alternating Fridays off, supported by backup care services, an EAP, relocation assistance, and home‑office stipends where applicable.
The Aerospace Corporation Insights
What We Do
The space enterprise has been transformed by rapid change and growth. New vehicles for national security space, a more rapid launch cadence, proliferated satellite constellations, the pursuit of interplanetary exploration, and thriving commercial ventures are changing the nature of the space industry. The Aerospace Corporation (Aerospace) is a leading architect for U.S. space programs, shaping efforts to outpace threats to our national security while cultivating the technologies needed to further this new era of space commercialization and exploration. Aerospace works across the space enterprise in service of the public interest. In addition to supporting the Department of Defense and the Intelligence Community, our customers include NASA, NOAA, numerous federal agencies, and commercial space — all of whom benefit from our deep technical knowledge. We only pursue business related to the space mission and complementary fields, operating as the nation’s trusted partner to solve the toughest challenges and develop reliable and innovative technologies. Innovation in space occurs when people have the freedom to imagine and do. At Aerospace, we take pride in our readiness to solve some of the most complex challenges in the space enterprise.
Why Work With Us
We are a non-profit corporation chartered by the government to work on the hardest problems in space. We employ technical experts in every discipline of space-related science and engineering who touch every part of the US space program. Come join us as we make an impact bigger than ourselves.
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