Senior Network Security Support Specialist – Security Service Edge (SSE) role:
Summary Description:
We are seeking a Senior Network Security Support Specialist with deep experience in Security Service Edge (SSE) and Zscaler solutions to join our Cybersecurity Practice Team. This role involves supporting a major enterprise client in managing and evolving their network security posture, focusing on Zscaler, firewalls, and SSE technologies. You will act as a senior escalation point, working on complex issues, implementations, and service improvements in a multi-vendor environment.
Role Type: Contract
Start Date: Immediate
Salary: Day Rate +
Location/Language: [Insert Location or Remote] / English
Requirements Description:
Minimum of 10+ years’ experience in network and cybersecurity roles.
Extensive knowledge of Security Service Edge (SSE) solutions, particularly Zscaler (ZIA, ZPA, ZCC, ZDX) .
Proven track record of working in large-scale, multi-vendor environments.
Strong ability to troubleshoot, design, and manage network security architectures .
Fluent in English (written and verbal).
Tasks Description:
Provide 3rd-level support for Zscaler and SSE technologies.
Analyze and resolve complex network and security issues.
Design, configure, and optimize Zscaler policies, application segments, and traffic flows.
Lead incident management and root cause analysis.
Migrate legacy proxies to Zscaler cloud-based infrastructure .
Collaborate with service providers and internal teams to maintain SLA and quality.
Participate in project implementation and service improvement initiatives .
Document technical processes and deliver training/knowledge sessions.
Essential Skills/Experience Description:
Hands-on experience with:
Zscaler ZIA, ZPA, ZDX, ZCC
Secure Web Gateways, CASB, ZTNA
SSL Inspection & Certificate Management
Firewall management (rule creation, review, remediation)
Strong background in:
Routing & Switching (BGP, OSPF, MPLS)
VLAN/VTP/STP/HSRP/VRRP/GLBP/VSS/vPC
Cloud networking (preferably Azure )
Proxy rule configuration and exception handling
Experience with network automation tools (e.g., REST API)
Proficiency in Cisco technologies: ISE, AAA, ACS, WLC, Prime, DNA
Desirable Skills/Additional Information Description:
Industry certifications: CCNA, CCNP, CCIE (preferred)
Experience with Cisco SD-WAN, SDN configurations, or Azure ExpressRoute
Strong interpersonal and communication skills with the ability to interface with senior stakeholders
Ability to work independently in high-pressure environments
Team Contact:
jude.russell @next-ventures.com
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