Lead Systems & Network Engineer

Private Advertiser; Metro Manila; On-site; PHP 900,000 - 1,300,000; Full time

Job summary

Private Advertiser in Manila seeks a Systems Expert to own and scale the IT infrastructure across two offices. You will manage cloud, on-prem resources, and network services, ensuring reliable operations and scalable foundations for growth.

The role emphasizes hands-on design and optimization, SSO and CA policies, O365/SharePoint evolution, and close collaboration with development teams to streamline deployments and resolve issues.

Qualifications

• 3 to 5 years of hands-on IT infrastructure work.
• Experience with cloud and enterprise networking gear.
• Ability to explain complex concepts to non-technical users.

Responsibilities

• Act as Level 3 infrastructure authority for cloud, SaaS, and internal systems.
• Collaborate with development teams to streamline environments and deployments.
• Architect SSO experiences and Conditional Access policies.
• Evolve O365/SharePoint into a scalable digital workspace.
• Tune networks for failover and complex VPN routing; ensure reliability.
• Own runbooks and maintain repeatable operational procedures.
• Liaise with 3rd-party providers for swift resolutions.

Skills

Cloud infrastructure

SaaS platforms

Diagnostics & log analysis

Dev collaboration

SSO / CA design

O365 / SharePoint

Network reliability

Runbooks & documentation

Vendor liaison

Tools

pfSense / Netgate

Cisco IOS

Cisco NX-OS

Ubiquiti UniFi

Cisco switches

macOS

Linux (Ubuntu/ROCKY/RHEL)

AWS (EC2/S3/IAM/EKS/Lambda)

Azure

Microsoft Entra ID

Microsoft 365 / SharePoint Online

Job description

About the role

We're looking for a Systems Expert to take full ownership of the infrastructure supporting our two high-energy offices. In this role, you aren't just maintaining systems; you are building the foundations that allows our teams to scale without friction.

Key responsibilities

• Perform as Level 3 Infrastructure authority for high-level issues across cloud infrastructure, SaaS platforms, and internal systems, conducting deep-dive diagnostics and log analysis to validate root causes

• Collaborate directly with development teams to streamline environment and deployment issues

• Architect seamless SSO experiences and implement smart Conditional Access policies

• Lead the evolution of O365/SharePoint environment into a structured, scalable digital workspace

• Tune network setups for multi-ISP failover and complex outbound VPN routing, ensuring 100% wireless coverage and network reliability for on-site teams

• Own runbooks, maintain documentation and procedures that make operations repeatable and scalable

• Act as technical liaison with 3rd-party providers to ensure swift resolutions

About you

• 3 to 5 years of hands-on experience designing, implementing, and optimizing IT infrastructure in medium to enterprise-scale environments

• Experience with Netgate/pfSense Plus, Cisco IOS or NX-OS

• Experience with Ubiquiti UniFi, Cisco or equivalent enterprise switching and wireless gear

• Proficiency with MacOS, Linux (Ubuntu, Rocky Linux, Red Hat Enterprise Linux)

• Experience with AWS (EC2, S3, IAM, EKS, Lambda and Billing) and Microsoft Azure

• Experience with Microsoft Entra ID for security and SSO

• Experience with Microsoft 365 and SharePoint Online

• Ability to translate complex concepts into clear, easy-to-understand language for both technical and non-technical users