About Lennar

Lennar, one of America's premier homebuilders, has been transforming communities and fulfilling dreams for over six decades. As a Fortune 500® company consistently ranked among the nation's top homebuilders, Lennar builds more than homes—we create extraordinary experiences for homeowners, foster vibrant communities, and cultivate opportunities for our associates. Our commitment to quality construction, exceptional customer service, and community engagement sets us apart. From zero-defect homes to innovative cost management and schedule adherence, Lennar empowers its teams to deliver excellence. Headquartered in Miami, Florida, with operations nationwide, we're not just building structures; we're building futures. Join us in Irving, Texas, at our state-of-the-art Greenway office, where innovation meets impact in the heart of the Dallas-Fort Worth metroplex.

Executive Summary

The Principal Security Engineer - IAM role at Lennar represents the pinnacle of technical leadership within our security engineering team. This onsite position in Irving, Texas, demands a visionary leader to drive our organization's comprehensive security strategy, with a laser focus on Identity and Access Management (IAM), cloud security, and cutting-edge cybersecurity solutions. As we scale our digital infrastructure to support homebuilding innovation—from AI-driven customer experiences to cloud-native platforms—you'll architect resilient defenses against evolving threats. This isn't just a job; it's a mission to safeguard the dreams of millions while pioneering passwordless authentication, adaptive MFA, and Agentic AI integrations. With 10+ years of IAM expertise required, you'll mentor elites, lead red team exercises, and align security with executive vision. Competitive compensation (estimated $220K-$300K USD annually), comprehensive benefits, and a culture of growth await the elite candidate ready to build security as strong as our homes.

Role & Mission

At Lennar, the Principal Security Engineer - IAM is the strategic architect of our cybersecurity fortress. Your mission: Design, implement, and evangelize security solutions that protect our workforce, customers, and crown-jewel assets across hybrid environments. Emphasizing cloud security (Azure, AWS, GCP) and IAM ecosystems, you'll tackle the most sophisticated challenges—from orchestrating autonomous identity lifecycles to engineering AI-powered policy enforcement. This onsite role in Irving, TX, demands hands-on leadership, ensuring zero-compromise security amid rapid homebuilding digital transformation. Collaborate with C-suite executives to calibrate risk appetite, lead cross-functional war rooms, and foster innovation that turns threats into opportunities. Your work directly fortifies Lennar's position as a trusted leader in residential construction, enabling secure scaling of SaaS integrations, customer portals, and privileged access management (PAM).

Detailed Responsibilities

• Define and spearhead the enterprise-wide security strategy, prioritizing Cloud Security, IAM, and holistic cybersecurity frameworks to mitigate risks in dynamic homebuilding operations.
• Architect and deploy scalable IAM solutions spanning on-premise Active Directory, hybrid Entra ID, and multi-cloud environments, enforcing least-privilege principles.
• Command complex security assessments: Conduct threat modeling workshops, orchestrate red team simulations, and perform exhaustive cloud security posture reviews using tools like Azure Defender and AWS GuardDuty.
• Partner with executive leadership to synchronize security roadmaps with business objectives, presenting risk dashboards and ROI analyses on initiatives like zero-trust adoption.
• Serve as technical lead for marquee projects, rallying engineering, DevOps, and compliance teams for flawless delivery of PAM rollouts and customer IAM platforms.
• Engineer advanced workforce IAM, PAM (CyberArk, Delinea), and customer IAM (Auth0, PingOne) ecosystems, integrating with 100+ SaaS apps via SCIM provisioning.
• Champion passwordless futures: Implement passkeys, adaptive MFA via Okta or Ping, and AI-orchestrated access decisions using ML models for behavioral analytics.
• Pioneer Agentic AI integrations for autonomous identity operations—automated provisioning/deprovisioning, just-in-time elevation, and predictive threat hunting.
• Develop robust workflows for automated user lifecycle management, ensuring seamless federation via SAML 2.0, OAuth 2.0, OIDC, and REST APIs.
• Mentor senior engineers, conduct code reviews, and cultivate a security-first culture through brown-bag sessions on emerging threats like quantum-resistant crypto.

Technical & Behavioral Qualifications

Technical Mastery

• Bachelor’s in Computer Science, Cybersecurity, or equivalent; Master’s highly preferred for strategic depth.
• 10+ years in security engineering, with 7+ years hands-on IAM across Microsoft Entra ID, Okta, Ping, ForgeRock.
• Proven IAM stack expertise: IGA (SailPoint, Saviynt), PAM (CyberArk, Delinea, HashiCorp Vault), CIAM (Auth0, PingOne).
• Deep protocol fluency: SAML, OAuth2.0/OIDC, SCIM 2.0, REST APIs; directory services (LDAP, AD).
• Cloud IAM proficiency: Azure AD B2B/B2C, AWS IAM Roles Anywhere, GCP Workforce Identity.

Behavioral Excellence

• Executive presence: Translate technical complexities into business value for board-level audiences.
• Collaborative leadership: Thrive in matrixed environments, influencing without authority.
• Innovative mindset: Stay ahead of curves like post-quantum crypto and AI security.
• Mentorship prowess: Elevate teams through knowledge transfer and career coaching.

Career Path & Growth at Lennar

Lennar invests in your ascent. As Principal Security Engineer, you're groomed for CISO or VP Security roles, with fast-tracks via our leadership development programs. Access tuition reimbursement for CISSP, CISM certifications; shadow executives in strategy sessions; lead innovation labs. Our associates advance 2x faster than industry averages, with 70% internal promotions. Build your legacy in a company where security pioneers become industry luminaries.

The Impact You Will Make

Your blueprints will shield Lennar's 300,000+ annual home sales from cyber threats, enabling frictionless digital closings and AI-enhanced customer journeys. Prevent breaches costing millions, pioneer passwordless for 10,000+ associates, and position Lennar as the securest homebuilder. Your strategies will echo in every community we build, turning potential vulnerabilities into unbreakable trust.

Company Benefits & Perks

• Top-tier medical, dental, vision with low premiums and HSA contributions.
• 401(k) match up to 6%, plus Employee Stock Purchase Plan.
• Unlimited PTO accrual, 10 paid holidays, family leave.
• Hybrid perks: Onsite gym, catered lunches, EV charging.
• $10K annual professional development stipend; wellness reimbursements.
• Performance bonuses up to 25% base; relocation assistance for TX moves.

Workplace Culture

Lennar's Irving office buzzes with collaborative energy—open floor plans, innovation hubs, and homebuilder camaraderie. We celebrate wins with team builds, prioritize work-life harmony (core hours 10-3), and embody 'One Lennar' unity. Diversity, equity, inclusion thrive via ERGs; mental health support is paramount. Ranked a Top Workplace, we're where builders of homes meet builders of careers.

How to Apply

Ready to secure the future of homebuilding? Submit your resume, LinkedIn, and a note on your boldest IAM innovation via our careers portal. Top candidates enjoy executive interviews within 2 weeks. Lennar is an EEO employer; no agencies please. Let's build security together—apply today!