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NTT Global Networks

Lead Security Engineer

NTT Global Networks, Greenwood Village, Colorado, United States

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About NTT Global Networks

NTT Global Networks is a leader in software‑defined managed network and Cloud security services for global enterprises focused on providing end‑to‑end connectivity and unmatched customer support. Our global expertise and network reach include the world’s largest SaaS and Cloud providers. We are a partner of choice for enterprises that require an optimized and purpose‑built network and Cloud security solution that empowers their digital transformation efforts, achieving true business outcomes. We offer the full lifecycle of design, delivery, and ongoing management with an extensive services suite: Managed SD‑WAN

helps enterprises optimize their global networks in terms of performance. Managed SD‑LAN

helps enterprises remove the burden of day‑to‑day management and allows the IT team to focus on the business. Managed SASE, SSE services including Secured Gateway and Cloud‑based Network Services

helps enterprises secure their Internet and web traffic without investing in technology or infrastructure. NTT Global Networks offers an attractive compensation and competitive benefits package including health, dental, vision, disability and life insurance, 401(k) with employer match, flexible spending accounts, health savings account, as well as company paid holidays and generous paid time off. Senior Security Engineer – Security Operations Center

NTT is hiring a highly energetic Tier‑3 senior security lead engineer to join our Security Operations Center. Our engineers are responsible for managing large enterprise network and security infrastructure. This security engineer is a senior technical leader responsible for planning, design, policy management, monitoring, as well as troubleshooting and resolution of security threats and incidents. This role requires in‑depth technical expertise in networking, security, and cloud infrastructure. This lead engineer will work within a team of security engineers, network engineers, operation support engineers, and suppliers to support NTT Global Network’s customers. Primary Responsibilities

Secure, operate, and maintain enterprise customer network and security infrastructure Provide customer support with monitoring, incident response, troubleshooting, and resolving security device and Cloud security services functionality issues Perform network, security equipment, and SSE/cloud security services configuration updates and software upgrades Optimize enterprise on‑premises based as well as SSE/cloud‑based security services functionality to detect, avoid, respond, and mitigate attacks and security vulnerabilities Implement security technology projects including design, proof of concept testing, and configuration for enterprise customers Perform on‑premises and SSE/cloud‑based security design reviews, and develop detailed health assessment and remediation deployment plans 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 Train junior network and security engineers on cutting‑edge security technologies Serve as an escalation contact for engineers working on complex issues and designs On‑call for escalated security issues Required Skills and Experience

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 infrastructure including AWS, MS Azure, OpenStack, CloudStack, Netskope, Palo Alto Prisma, and ZScaler Experience with deployment and management of Network Access Control technologies including Cisco ISE and Aruba ClearPass 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 Expert level knowledge 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 network and security architects Excellent computer skills including Windows and Linux/Unix operating systems Additional Requirements

Bachelor of Science Degree in computer science, engineering, or equivalent experience Security Certifications such as CISSP, CISM, GIAC, CEH Familiarity with enterprise security controls and security best practices Track record of getting things done quickly and with quality Ability to manage multiple projects while aligning to resources, priorities, and timelines Prior experience working on global teams that provide 24x7 support to customers Willingness to work extended hours and weekends as needed to accommodate global team Ability to work effectively with customers, senior management, staff, and suppliers Excellent communication, presentation, analytical, and problem‑solving skills Base Pay Range

$160,000 – $180,000 per year Seniority Level

Mid‑Senior level Employment Type

Full‑time Industries

Telecommunications and Computer and Network Security Referrals increase your chances of interviewing at NTT Global Networks by 2x.

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