Senior Systems Administrator: Lead Hybrid Cloud & Windows

MicroSourcing International; Manila; On-site; PHP 1,200,000 - 1,600,000; Full time

Benefits offered by this job

Healthcare coverage on day one

Performance bonuses

Paid time-off with cash conversion

Group life insurance

Job summary

MicroSourcing Ortigas, Pasig is seeking a Sr. Systems Administrator to manage enterprise IT infrastructure, including Microsoft 365, Azure, Windows Server, and hybrid cloud. You will lead infrastructure upgrades, security controls, and mentoring.

This role requires 7+ years of experience, strong networking and cloud skills, and the ability to collaborate with distributed teams and vendors. The position is onsite in Ortigas, Pasig with a dayshift schedule.

Qualifications

• 7+ years of relevant experience in an enterprise IT environment.
• Strong Microsoft 365 and Azure experience, with working knowledge of AWS or another major cloud provider.
• Experience administering Windows Server and enterprise networking including firewalls, routing, switching, and wireless configurations.
• Hands-on experience with AWS or Google Cloud in a hybrid cloud environment.
• Degree or equivalent in IT, Computer Science, or related field.
• Strong analytical, problem-solving, and communication skills.
• Ability to work autonomously while collaborating with distributed teams.

Responsibilities

• Manage and maintain enterprise IT infrastructure for reliable, secure operations.
• Administer Microsoft 365 and Azure environments; knowledge of AWS or other major cloud platforms.
• Manage Windows Server environments including configurations, patching, monitoring, and support.
• Support and troubleshoot enterprise network infrastructure (firewalls, routing, switching, wireless).
• Administer cloud infrastructure in a hybrid cloud environment and support migrations.
• Manage user access, devices, onboarding and offboarding processes.
• Monitor infra, resolve issues, minimise service disruptions.
• Lead system upgrades, migrations and infra improvements.
• Support backup, disaster recovery and business continuity procedures.
• Implement IT security controls, MFA, VPN, monitoring and vulnerability response.
• Provide technical leadership and mentoring to junior staff.
• Collaborate with internal teams, vendors and stakeholders to deliver IT solutions.

Skills

Microsoft 365

Azure

AWS

Windows Server

Enterprise Networking

Hybrid Cloud

Education

Degree in IT/CS

Tools

SharePoint

OneDrive

Job description

MicroSourcing Ortigas, Pasig is seeking a Sr. Systems Administrator to manage enterprise IT infrastructure, including Microsoft 365, Azure, Windows Server, and hybrid cloud. You will lead infrastructure upgrades, security controls, and mentoring.

This role requires 7+ years of experience, strong networking and cloud skills, and the ability to collaborate with distributed teams and vendors. The position is onsite in Ortigas, Pasig with a dayshift schedule.