Senior Network & Security Engineer

We are seeking an experienced Senior Network & Security Engineer for a globally recognized enterprise within a global IT infrastructure organization responsible for designing, optimizing, and maintaining enterprise-grade LAN, WAN, WLAN, and Security environments.

• 5+ years of hands-on experience in large-scale enterprise network and security engineering.
• Strong expertise in Cisco routing/switching (Catalyst, Nexus) and core protocols (BGP, OSPF, STP, TCP/IP).
• Practical experience with enterprise firewalls (preferably Fortinet/FortiGate) and web application security (WAF, SSL inspection, DNS).
• Candidates without prior Fortinet experience must be open to completing the Fortinet NSE 4 certification within 6 months (costs fully covered).
• Proven track record in creating HLD/LLD documentation and supervising external MSP partners.
• Exceptional interpersonal skills and fluent English (B2+/C1 mandatory).
• Readiness to work in a hybrid setup (3 days in-office / 2 days remote) and participate in a paid, rotational home standby (On-Call) schedule after onboarding.

Architecture & Design:

• Translate complex global business requirements into robust High-Level and Low-Level Designs (HLD/LLD) across enterprise LAN, WAN, WLAN, and Security infrastructure.

MSP Oversight & L3 Escalations:

• Serve as a Subject Matter Expert (SME), guiding the external Managed Service Provider (MSP) in resolving complex Tier-3 incidents, SD-WAN performance issues, and certificate management.

Cross-Functional Collaboration:

• Act as the critical technical bridge connecting business stakeholders, local facility managers, Cybersecurity teams, and international engineering groups.

Process & Agile Optimization:

• Operate within an Agile delivery framework to continuously streamline operational workflows, ServiceNow service delivery, and Infrastructure-as-Code (IaC) initiatives.

Security Policy Enforcement:

• Collaborate with Cybersecurity teams to maintain, tune, and enforce firewall rulesets (Fortinet), Web Application Firewalls (WAF), DNS standards, and secure remote access protocols.

Employment agency entry number 47

This job offer is intended for people over 18 years of age.