Principal Enterprise Endpoint Security Portfolio Architect (Remote)

Date Posted:

2025-11-18

Country:

United States of America

Location:

TX234: Richardson 1717 CityLine 1717 East CityLine Drive Building C17, Richardson, TX, 75082 USA

Position Role Type:

Remote

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

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

Security Clearance:

DoD Clearance: Secret

RTX Corporation 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 Systems, Pratt & Whitney, and Raytheon. Its 185,000 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, VA.

The following position is to join our RTX Enterprise Services team:

Role Overview:

RTX Enterprise Cybersecurity Services (ECS) is seeking a Lead Enterprise Endpoint Security Portfolio Architect to define the strategy and architecture for securing endpoints across our global enterprise. This leader will also serve as the cybersecurity portfolio owner for endpoint security technologies, responsible for lifecycle management, vendor strategy, and ensuring our workforce devices remain secure and compliant.

In this high-impact role, you’ll shape how we protect laptops, desktops, mobile devices, and specialized platforms, while ensuring endpoint security is a key enabler of our Zero Trust strategy and enterprise resilience.

The ideal candidate is a senior enterprise architect with deep technical expertise in endpoint security (EDR/XDR, UEM/MDM, OS hardening, and encryption) combined with the leadership skills to drive strategy, vendor rationalization, and global adoption. They are equally comfortable designing architectures, mentoring teams, and briefing executives, and they thrive at the intersection of technical depth, business impact, and regulatory compliance.

What You Will Do

• Define and maintain enterprise endpoint security reference architectures and roadmaps across Windows, macOS, Linux, iOS/Android, and specialized devices (IoT/OT where applicable)
• Serve as portfolio owner for endpoint security solutions, including lifecycle management, investment planning, vendor strategy, and cost optimization
• Lead design and adoption of modern endpoint protection platforms (NGAV, EDR, XDR) and ensure integration with SOC/SIEM/SOAR for advanced detection and response
• Establish endpoint hardening, encryption, and privilege management standards (BitLocker, FileVault, AppLocker/WDAC, Just-in-Time access)
• Drive UEM/MDM strategies (Intune, JAMF, Workspace ONE, etc.) to secure corporate, BYOD, and hybrid device environments
• Ensure endpoint posture and compliance signals integrate into Zero Trust and conditional access models
• Collaborate with IT, security, and operations teams to balance strong endpoint protection with workforce usability and productivity
• Lead architectural risk assessments for endpoint platforms and ensure alignment with regulatory frameworks (NIST, ITAR/EAR, ISO 27001, CIS Benchmarks)
• Mentor engineers and architects, raising enterprise capability in endpoint security best practices
• Develop and track KPIs/metrics that demonstrate endpoint risk reduction, adoption of security controls, and value realization from endpoint investments

Qualifications You Must Have:

• Typically requires a University Degree or equivalent experience and a minimum 12 years of experience, or an Advanced Degree and a minimum 10 years experience.
• 10+ years experience in cybersecurity, and/or information technology, or related intelligence community, military, or civil service fields. 
• 10+ years experience with endpoint protection technologies (CrowdStrike, Microsoft Defender for Endpoint, SentinelOne, Palo Alto Cortex, etc.) and integration with SOC workflows
• Experience leading endpoint security architecture at enterprise scale, preferably in global or regulated industries.
• The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

• CISSP, CISM, or v