Sr Advanced Cyber Security Architect/Engineer

Solstice is seeking a highly skilled and experienced Sr Adv Cyber Security Architect to build, lead, and continuously evolve its penetration testing program. This is a senior, hands-on leadership role in which the successful candidate will serve as the primary point of contact for penetration testing activities across the organization. The role is responsible for designing a comprehensive penetration testing program, directly contributing to technical assessments, and mentoring a growing team of security professionals. Key Responsibilities Technical Responsibilities * Design, execute, and lead end-to-end penetration tests across a wide range of environments, including web applications, APIs, cloud infrastructure, internal and external networks, and mobile applications. * Conduct penetration testing across software-as-a-service and platform-as-a service environments, identifying unique risks and attack surfaces specific to cloud hosted and multi-tenant platforms. Perform AI and machine learning application security assessments, including testing of large language model applications for vulnerabilities such as prompt injection, model inversion attacks, data poisoning, insecure output handling, and training data leakage. * Simulate real-world adversarial attack scenarios using threat intelligence and red team methodologies. * Conduct vulnerability assessments, threat modeling, and risk analysis across diverse technology stacks. * Develop and maintain custom exploits, scripts, and tooling to support advanced testing scenarios. * Perform social engineering, phishing simulations, and physical security assessments as required. Program Development and Leadership * Architect and build a comprehensive, scalable penetration testing program aligned with recognized industry frameworks, including OWASP, PTES, NIST, and

MITRE ATT&CK.

* Define penetration testing standards, methodologies, playbooks, and reporting templates. * Establish key performance indicators and metrics to measure the eAectiveness and maturity of the penetration testing program. * Serve as the primary point of contact for all internal and external penetration testing engagements. * Collaborate with Engineering, DevSecOps, Information Technology, Risk, and Compliance teams to integrate security testing into the software development lifecycle and continuous integration and delivery pipelines. * Manage relationships with third-party penetration testing vendors and coordinate external assessments. * Present findings, risks, and remediation strategies to executive leadership and technical stakeholders. Team Leadership and Mentorship * Lead, mentor, and develop a team of penetration testers at various skill levels. * Conduct regular knowledge-sharing sessions, red team exercises, and skills development programs.

• Define career paths and growth frameworks for the penetration testing team.
• Foster a culture of continuous learning and maintain awareness of the

evolving threat landscape. * Recruit and onboard new team members as the program scales. About Solstice Advanced Materials Solstice Advanced Materials is a leading global specialty materials company that advances science for smarter outcomes. Solstice offers high-performance solutions that enable critical industries and applications, including refrigerants, semiconductor manufacturing, data center cooling, nuclear power, protective fibers, healthcare packaging and more. Solstice is recognized for developing next-generation materials through some of the industry's most renowned brands such as Solstice®, Genetron®, Aclar®, Spectra®, Fluka™, and Hydranal™. Partnering with over 3,000 customers across more than 120 countries and territories and supported by a robust portfolio of over 5,700 patents, Solstice’s approximately 4,000 employees worldwide drive innovation in materials science. For more information, visit Advanced Materials [