Network Security Lead

Overview The Network & Network Security Lead will play a major role in ensuring the integrity, performance, and security of the organization’s networking environment. This role requires expert-level understanding of complex network and security architectures, hands-on ability to troubleshoot high-impact issues, and leadership to guide cross-functional teams in delivering secure and resilient infrastructure for a regulated financial environment.

Key Responsibilities & Duties

Architecture & Design Leadership : Lead the design and evolution of enterprise network and security architecture aligned with business and compliance requirements; ensure integration of network security principles in all architectural decisions; collaborate with design & architecture teams on new projects or initiatives.

Advanced Troubleshooting & Problem Resolution : Own and resolve high-severity incidents by addressing Layer 1–7 issues across networking, firewalls, routing, DNS, proxies, and cloud networking; perform root cause analysis and implement long-term preventive measures.

Multiskilling & Cross-Functional Expertise : Provide mentorship across routing, switching, firewalls (NGFW), load balancers, VPNs, SD-WAN, ACI, SD-Access, and Network Access Control (NAC); encourage skill development across multiple technology domains.

Security Posture & Threat Management : Implement and maintain network segmentation, access control, and zero-trust strategies; collaborate with cross-departmental teams on incident response and threat mitigation.

Operations Oversight & Optimization : Oversee performance, availability, and efficiency of the network and security services; develop and enforce network operations procedures ensuring compliance with industry and regulatory standards.

Project Leadership : Lead infrastructure projects, including migrations, upgrades, and partner connectivity; coordinate cross-departmentally to ensure secure rollout of new services and systems.

Vendor & Contract Management : Evaluate, select, and manage vendors and service providers; ensure SLA compliance and conduct regular performance reviews.

Compliance & Audit Readiness : Maintain documentation and policies to meet financial sector audit and compliance requirements (e.g., PCI-DSS, ISO 27001).

Monitoring & Incident Detection : Experience with proactive monitoring for performance and threats using tools like SIEM, NMS, and flow analysis; define thresholds, alerts, and escalation workflows for incidents.

Team Development : Provide coaching, conduct regular performance reviews, and build development plans; foster a culture of accountability and continuous learning.

Documentation : Maintain documentation using appropriate tools and ensure alignment with compliance, audit, and organizational standards; strong presentation skills.

Skills & Qualifications

Typically 7+ years of relevant work experience, including at least 3 years in a similar role.

Deep hands-on expertise in enterprise networking, SDN solutions, network security, and firewall administration (Cisco, Aruba, Fortinet, Palo Alto, etc.).

Full-stack network knowledge (routing, switching, DNS, VPN, proxies, load balancers, SD-WAN, NAC, Wi‑Fi, ACI, SD‑Access).

Strong experience designing and managing secure, scalable, high-performance networks.

Proficient in troubleshooting complex multi-vendor, multi-layer issues under pressure.

Understanding of secure cloud networking (Azure / AWS) and hybrid environments.

Familiar with compliance frameworks such as Cybersecurity Framework, NCA, ISO 27001, NIST.

Education & Certifications

Bachelor’s or Master’s Degree in Computer Science, Network Engineering, or a related field.

Preferred certifications : Cisco CCIE (DC, Enterprise, Security); CISSP / CISM; Cloud certifications (AWS / Azure Network Specialty).

Working Conditions

Based in Saudi Arabia with on-site visits to data centers and site offices.

Availability for critical incidents and changes outside of normal working hours.

Hybrid collaboration with global teams, regulators, and auditors.

DXC Technology is committed to fostering an inclusive environment where everyone can thrive.

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