Sr. Network and Systems Administrator (Firewall)
New
M
Manila RecruitmentIT Infrastructure
Manila, Metro Manila, PhilippinesFull-TimeSenior
Salary not disclosed
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Job Details
- Experience
- 5+ years
- Required Skills
- Microsoft Azure
Requirements
- Degree in related field or equivalent applicable work experience
- 5+ years of progressive experience in network and systems administration, including help desk escalation and infrastructure support
- Experience with Firewalls: Sophos, Cisco Meraki, Fortinet, Unify
- Expert-level knowledge of Active Directory, Enterprise domain controllers, and group policy management
- Knowledge of Microsoft Azure, DNS, Microsoft Integrations, Office 365, and hybrid cloud environments
- Deep understanding of network security, firewalls, VPNs, Routers, WAN/LAN, ACL, intrusion detection/prevention, and endpoint protection
- Extensive experience with enterprise-scale software deployments, patch management, and automation frameworks
- High proficiency in PC systems, enterprise applications, and IT management tools
- Advanced PowerShell scripting skills with proven experience in automation
- Commitment to continuous learning and staying current with emerging technologies
Responsibilities
- Serve as senior escalation point for complex customer and help desk issues, ensuring timely resolution
- Lead infrastructure monitoring and reporting on health, traffic, performance, vulnerabilities and trends to management
- Evaluate and optimize existing systems to improve efficiency, scalability, and reliability
- Design and document workflows, system diagrams, and operational processes for IT and business alignment
- Architect solutions that balance innovation with financial and resource constraints
- Plan and implement enterprise network security, including firewall management, VPN configuration, host security, file permissions, and system integrity
- Manage user lifecycle including provisioning, de-provisioning, and access control across systems
- Provide technical guidance to help desk, NOC and Engineering teams
- Lead onboarding and IT orientation for new employees, ensuring smooth integration into company systems
- Drive innovation by researching, testing, and implementing new technologies
- Quote and scope client hardware requirements and projects
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