London Approach
Manager of Network Security (New York)
London Approach, New York, New York, United States, 10261
We are seeking a highly experienced
Network Security Manager
to lead the design, implementation, and oversight of network security controls across a complex, multi-cloud, and multi-client environment. This role sits within the Information Security organization and partners closely with Infrastructure, Cloud, DevOps, and Client-Facing Technology teams. The ideal candidate brings deep technical expertise in
enterprise network security
combined with the leadership and communication skills required to support diverse client environments, regulatory requirements, and evolving threat landscapes. This position plays a critical role in shaping network security strategy while remaining hands-on with architecture, tooling, and incident response.
Key Responsibilities Network Security Strategy & Architecture Lead the
design and evolution of enterprise network security architecture
across on-prem, cloud, and hybrid environments. Define and enforce
network security standards
for firewalls, segmentation, VPNs, zero-trust networking, and secure connectivity. Support
multi-cloud environments
(AWS, Azure, GCP) with varying client architectures and risk profiles. Evaluate and implement next-generation network security technologies aligned with industry best practices. Cloud & Hybrid Security Partner with Cloud and Infrastructure teams to ensure secure network design for cloud-native and hybrid deployments. Oversee security controls for: Cloud networking (VPC/VNET design, routing, peering) Secure connectivity (site-to-site VPN, client VPN, private links) Internet ingress/egress and cloud firewalling Ensure consistency of network security posture across
diverse client environments . Operations, Monitoring & Incident Response Oversee network security monitoring, detection, and response capabilities. Lead response efforts for network-related security incidents, coordinating with SOC, IR, and infrastructure teams. Conduct root-cause analysis and drive long-term remediation and control improvements. Guide vulnerability management and remediation efforts related to network and perimeter security. Leadership & Cross-Functional Collaboration Act as a senior technical leader and subject-matter expert within the InfoSec organization. Collaborate with: Security Engineering Infrastructure & Network Engineering Cloud & DevOps teams Application Security and GRC Mentor senior engineers and contribute to security roadmaps and long-term strategy. Communicate complex technical risks clearly to leadership and non-technical stakeholders. Governance, Risk & Compliance Ensure network security controls align with regulatory, compliance, and client security requirements. Support audits, assessments, and client security reviews. Develop documentation, standards, and procedures related to network security operations.
Required Qualifications 10+ years of experience in
network security, infrastructure security, or security engineering
roles. Proven experience managing and securing
enterprise-scale, multi-cloud environments . Deep hands-on expertise with: Next-generation firewalls (e.g., Palo Alto, Fortinet, Check Point) Network segmentation and zero-trust architectures VPNs, secure remote access, and private connectivity Network security monitoring and detection tools Strong understanding of cloud networking and security in
AWS, Azure, and/or GCP . Experience supporting
multiple client environments
with varying architectures and risk tolerances. Demonstrated ability to lead technically while influencing cross-functional teams. Excellent communication skills with both technical and executive audiences. Preferred Qualifications Prior experience in professional services, law firm, financial services, or regulated enterprise environments. Experience leading or contributing to large-scale network security transformations. Familiarity with SASE, ZTNA, and modern zero-trust security models. Security certifications such as CISSP, CCSP, or equivalent cloud/security credentials.
Why This Role High-impact leadership role within a sophisticated InfoSec organization. Exposure to
diverse, complex client network environments
across industries. Influence long-term security strategy while remaining hands-on technically. Competitive compensation up to
$270K base
plus strong benefits and growth opportunities.
Network Security Manager
to lead the design, implementation, and oversight of network security controls across a complex, multi-cloud, and multi-client environment. This role sits within the Information Security organization and partners closely with Infrastructure, Cloud, DevOps, and Client-Facing Technology teams. The ideal candidate brings deep technical expertise in
enterprise network security
combined with the leadership and communication skills required to support diverse client environments, regulatory requirements, and evolving threat landscapes. This position plays a critical role in shaping network security strategy while remaining hands-on with architecture, tooling, and incident response.
Key Responsibilities Network Security Strategy & Architecture Lead the
design and evolution of enterprise network security architecture
across on-prem, cloud, and hybrid environments. Define and enforce
network security standards
for firewalls, segmentation, VPNs, zero-trust networking, and secure connectivity. Support
multi-cloud environments
(AWS, Azure, GCP) with varying client architectures and risk profiles. Evaluate and implement next-generation network security technologies aligned with industry best practices. Cloud & Hybrid Security Partner with Cloud and Infrastructure teams to ensure secure network design for cloud-native and hybrid deployments. Oversee security controls for: Cloud networking (VPC/VNET design, routing, peering) Secure connectivity (site-to-site VPN, client VPN, private links) Internet ingress/egress and cloud firewalling Ensure consistency of network security posture across
diverse client environments . Operations, Monitoring & Incident Response Oversee network security monitoring, detection, and response capabilities. Lead response efforts for network-related security incidents, coordinating with SOC, IR, and infrastructure teams. Conduct root-cause analysis and drive long-term remediation and control improvements. Guide vulnerability management and remediation efforts related to network and perimeter security. Leadership & Cross-Functional Collaboration Act as a senior technical leader and subject-matter expert within the InfoSec organization. Collaborate with: Security Engineering Infrastructure & Network Engineering Cloud & DevOps teams Application Security and GRC Mentor senior engineers and contribute to security roadmaps and long-term strategy. Communicate complex technical risks clearly to leadership and non-technical stakeholders. Governance, Risk & Compliance Ensure network security controls align with regulatory, compliance, and client security requirements. Support audits, assessments, and client security reviews. Develop documentation, standards, and procedures related to network security operations.
Required Qualifications 10+ years of experience in
network security, infrastructure security, or security engineering
roles. Proven experience managing and securing
enterprise-scale, multi-cloud environments . Deep hands-on expertise with: Next-generation firewalls (e.g., Palo Alto, Fortinet, Check Point) Network segmentation and zero-trust architectures VPNs, secure remote access, and private connectivity Network security monitoring and detection tools Strong understanding of cloud networking and security in
AWS, Azure, and/or GCP . Experience supporting
multiple client environments
with varying architectures and risk tolerances. Demonstrated ability to lead technically while influencing cross-functional teams. Excellent communication skills with both technical and executive audiences. Preferred Qualifications Prior experience in professional services, law firm, financial services, or regulated enterprise environments. Experience leading or contributing to large-scale network security transformations. Familiarity with SASE, ZTNA, and modern zero-trust security models. Security certifications such as CISSP, CCSP, or equivalent cloud/security credentials.
Why This Role High-impact leadership role within a sophisticated InfoSec organization. Exposure to
diverse, complex client network environments
across industries. Influence long-term security strategy while remaining hands-on technically. Competitive compensation up to
$270K base
plus strong benefits and growth opportunities.