Senior Systems Administrator - Hybrid Cloud Lead, Onsite

MicroSourcing; Manila; On-site; PHP 1,500,000 - 2,100,000; Full time

Benefits offered by this job

Healthcare from day one

Paid time off with cash conversion

Group life insurance

Performance bonuses

Job summary

MicroSourcing in Ortigas, Pasig is seeking a Sr. Systems Administrator to manage enterprise IT infrastructure, ensure secure and efficient daily operations, and lead system upgrades.

The role requires strong Microsoft 365 and Azure experience, plus hands-on work with Windows Server, networking, and hybrid cloud environments (AWS or Google Cloud). You will mentor junior IT staff and collaborate with internal teams to optimize IT solutions.

Qualifications

• 7+ years of enterprise IT experience with senior/lead responsibility.
• Strong Microsoft 365 and Azure experience; exposure to AWS or other cloud.
• Proficient Windows Server administration.
• Solid enterprise networking: firewalls, routing, switching, wireless.
• Experience with hybrid cloud environments (AWS or Google Cloud).
• Degree in IT, Computer Science, or related field.

Responsibilities

• Manage and maintain enterprise IT infrastructure for day-to-day operations.
• Administer Microsoft 365 and Azure environments; support cloud migrations.
• Maintain Windows Server environments, configurations, patching, monitoring.
• Support and troubleshoot enterprise network infrastructure (firewalls, routing, switching).
• Administer cloud infrastructure in a hybrid setup and lead upgrades.
• Oversee onboarding/offboarding and access control; monitor and resolve issues.
• Provide technical leadership and mentoring to junior IT staff.

Job description

MicroSourcing in Ortigas, Pasig is seeking a Sr. Systems Administrator to manage enterprise IT infrastructure, ensure secure and efficient daily operations, and lead system upgrades.

The role requires strong Microsoft 365 and Azure experience, plus hands-on work with Windows Server, networking, and hybrid cloud environments (AWS or Google Cloud). You will mentor junior IT staff and collaborate with internal teams to optimize IT solutions.