Senior Security Architect - Security Operations

NTT is hiring an energetic senior security architect to join our Security Operations Center. Our architects are responsible for managing large enterprise network and security infrastructure. This security architect is a senior technical leader responsible for planning, design, policy management, monitoring, troubleshooting, and resolution of security threats and incidents. This role requires in-depth technical expertise in networking, security, and cloud infrastructure.

This security architect will work within a team of security engineers, network engineers, operations support engineers, and vendors to support NTT Global Network’s customers.

• Secure, operate, and maintain enterprise customer network and security infrastructure
• Optimize enterprise on-premises based as well as SSE/cloud-based security services functionality to detect, avoid, respond, and mitigate attacks and security vulnerabilities
• Perform on-premises and SSE/cloud-based security design reviews, detailed health assessments, and remediation deployment plans
• Perform security equipment and SSE/cloud security services configuration and software updates
• Provide Customer support with monitoring, incident response, troubleshooting, and resolving security device and Cloud security services functionality issues
• Implement security technology projects including design, proof of concept testing, and implementation for enterprise customers
• Design and implement AI-driven automation to proactively identify security issues, optimize mitigation, and reduce manual intervention across edge and cloud environments
• Provide consulting to enterprise customers for IT security compliance and policies
• Serve as an escalation contact for engineers working on complex issues, changes, and designs

• A minimum of seven years of experience as a security engineer, with strong hands-on network, security, and application troubleshooting experience
• Detailed hands‑on technical experience in the operational support of security solutions
• Knowledgeable of security products such as cloud-delivered security services, SASE/SSE, CASB, zero trust access, next-generation firewalls, web security, SSL/TLS protocols, DNS security, anti-malware, DDOS, DLP, NAC, and zero-day attack
• Experience with deployment and management of Firewall/IDS/IPS including Cisco, Palo Alto, Fortinet, Juniper, and Checkpoint
• Experience with deployment and management of cloud security environments including AWS, MS Azure, GCP, Open Stack, Cloud Stack, Netskope, Palo Alto Prisma, and ZScaler
• Experience with deployment and management of Network Access Control technologies including Cisco ISE and Aruba Clear Pass
• Experience with deployment and management of Load Balancers including F5 BigIP LTM/GTM and Citrix ADC
• Experience with deployment and management of SSL technologies including Palo Alto Global Protect and Zscaler
• Experience with SIEM products including QRadar and Microsoft Sentinel
• Experience in security penetration testing and security infrastructure assessments
• Experience with zero trust setups and AAA/TACACs frameworks such as segmentation, single sign-on, multi‑factor authentication, and AD integration
• Strong knowledge of automation and scripting languages such as Python and Perl
• Knowledgeable of IP networking and technologies across a range of infrastructure including SD‑WAN, LAN/WAN, IP routing protocols, VLANs, ACLs, and VoIP
• Knowledge of security compliance standards and frameworks, such as GDPR and guidelines in major industry verticals
• Ability to engage in technical discussions with enterprise customer CISOs and architects
• Excellent computer skills including Windows and Linux/Unix…