**Location** : **Remote** We are seeking a **Senior Network Security Engineer/Architect** with a strong security mindset and the ability to apply risk-based decision-making to drive the design, implementation, and operational management of enterprise network security controls. This role is responsible for securing hybrid environments across on-premises, cloud, and OT/PCN networks while advancing the organization's Zero Trust strategy. The ideal candidate combines deep hands-on engineering expertise with architectural ownership and can lead complex initiatives, including M&A; integrations, security platform modernization, and the protection of high-trust environments. This role requires the ability to evaluate not only **how** to implement security solutions, but also **whether** they should be implemented based on risk, business requirements, and long-term security impact. **Responsibilities** **Key Responsibilities** **1. Security Architecture & Strategy** + Define and enforce enterprise network security standards, including firewall governance, least-privilege principles, and network segmentation. + Design and drive Zero Trust architecture, including identity-aware and persona-based access controls. + Develop secure network architectures for cloud, hybrid, and internet-facing environments. + Lead network security workstreams for Mergers & Acquisitions (M&A;), including integration planning and risk reduction. + Drive adoption and maturity of Zscaler capabilities and the organization's Zero Trust strategy. + Design and implement security controls for Specific Use Networks (SUN) and other controlled environments. + Architect and secure high-trust environments, including Operational Technology (OT) and Process Control Networks (PCN). **2. Network Security Engineering, Operations & Delivery** + Design, implement, and administer enterprise firewall solutions. + Configure, manage, and optimize Zscaler (ZIA/ZPA) for secure internet and private application access. + Manage and tune Web Application Firewall (WAF) platforms such as Akamai to protect internet-facing applications.



+ Design and manage IPsec VPN connectivity for B2B partners, including encryption standards, security policies, and lifecycle management. + Monitor, troubleshoot, and resolve complex network security issues across distributed enterprise environments. + Implement network segmentation, monitoring, and security controls aligned with industry best practices. + Balance operational requirements with security controls across business-critical and high-trust environments. + Conduct periodic firewall rule reviews to ensure compliance with security standards and audit requirements. + Ensure adherence to regulatory requirements and internal security policies. + Support security audits, risk assessments, and incident response activities when required. **Qualifications** **Required Qualifications** **Experience** + 8+ years of experience in Network Security Engineering or Network Security Architecture. **Technical Expertise** Strong hands-on experience with: + Enterprise firewall platforms + Zscaler (ZIA/ZPA) or equivalent SSE/SASE platforms + Web Application Firewall (WAF) technologies such as Akamai, Cloudflare, or F5 Strong understanding of: + Zero Trust architecture principles + Network protocols, routing, and segmentation (TCP/IP, BGP, VPNs, etc.) + Secure application and web traffic flows + Troubleshooting complex, large-scale distributed network environments Additional requirements: + Proven ability to lead technical initiatives and influence cross-functional teams. **Preferred Qualifications** + Experience with cloud platforms including Azure, AWS, or GCP and their native security services. + Experience supporting Operational Technology (OT)



or Process Control Network (PCN) environments. + Familiarity with SASE/SSE architectures and implementations. **Preferred Certifications** + CISSP + CISM + PCNSE + CCNP Security + Equivalent network or security certifications **Key Competencies** + Solid security mindset with the ability to apply risk-based decision-making, including determining when a security solution should-or should not-be implemented. + Excellent analytical and problem-solving skills. + Ability to translate business risks into practical technical security controls. + Strong communication skills with both technical teams and executive leadership. + Proven ability to operate effectively in high-visibility, high-impact environments. + Self-motivated with a passion for continuous improvement and advancing security maturity. **About Us** **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 (https://advancedmaterials.honeywell.com/us/en) . **Job Identification** 107432 **Job Category** Engineering **Job Schedule** Full time **Locations** 4th floor, Unit No 406, Building 31, RMZ Ecoworld, Adarsh Palm Retreat road, Bellandur, Bengaluru, Karnataka, 560103, IN **Hire Eligibility** Internal and External **Relocation Package** None

📌 Senior Network Security Architect/Engineer (Bengaluru)
🏢 Solstice Advanced Materials
📍 Bengaluru