Senior System Engineer: Exchange & Linux Infra

recruvion; United Arab Emirates; On-site; AED 180,000 - 300,000; Full time

Job summary

Recruvion is seeking a highly skilled System Engineer with deep expertise in Microsoft Exchange, Linux, and enterprise infrastructure. You will manage Exchange Server environments, Linux servers, and VMware platforms, ensuring high availability, performance, and secure operations across hybrid and on-premises setups.

The role requires hands-on engineering capability to independently resolve complex production issues and lead migrations, upgrades, and technology refresh projects within a large

Qualifications

• 7+ years of hands-on System Engineering experience.
• Strong enterprise-level Microsoft Exchange administration experience.
• Solid Linux administration expertise.
• Experience supporting production environments.
• Strong troubleshooting and root-cause analysis capabilities.
• Exposure to VMware and enterprise infrastructure.
• Experience with migrations, upgrades and infrastructure projects.
• Ability to independently handle critical incidents.
• Strong communication and documentation skills.
• Engineers who personally administered and troubleshot enterprise Exchange and Linux environments.

Responsibilities

• Administer, configure and troubleshoot Microsoft Exchange Server environments.
• Manage Exchange mailbox databases, DAG, High Availability, mail flow, connectors, transport services and related components.
• Troubleshoot email delivery, authentication, DNS, SMTP, Outlook and Exchange performance issues.
• Perform Exchange migrations, upgrades, patching and maintenance activities.
• Manage Active Directory, DNS, DHCP, Group Policy and Microsoft 365/Hybrid environments.
• Administer and troubleshoot Linux servers including RHEL, CentOS, Rocky Linux and Ubuntu.
• Perform Linux patching, hardening, performance tuning, user/access management and system troubleshooting.
• Manage VMware environments including ESXi, vCenter, HA, DRS and VM lifecycle management.
• Monitor infrastructure performance, availability, capacity and system health.
• Work with SAN/NAS, backup, storage and disaster recovery environments.
• Troubleshoot issues across server, OS, application, network and virtualization layers.
• Participate in infrastructure migrations, upgrades, implementations and technology refresh projects.
• Perform root-cause analysis and implement permanent corrective actions.
• Maintain infrastructure documentation, configurations and operational procedures.
• Provide technical support for critical incidents and production environments.

Skills

Exchange Server admin

Exchange 2016/2019

Exchange Online / M365

DAG/HA

Mail flow/SMP

Connectors

Exchange databases

Exchange migrations/upgrades

Hybrid Exchange

Outlook troubleshooting

Active Directory integration

Tools

Linux admin

RHEL/CentOS/ROCKY/Ubuntu

Shell scripting

Patching

Hardening

Performance monitoring

System troubleshooting

Access management

Services/Process management

VMware ESXi/vCenter

Windows Server

DNS/DHCP

Networking basics

SAN/NAS

Backup/DR

High Availability

Monitoring tools

Job description

Recruvion is seeking a highly skilled System Engineer with deep expertise in Microsoft Exchange, Linux, and enterprise infrastructure. You will manage Exchange Server environments, Linux servers, and VMware platforms, ensuring high availability, performance, and secure operations across hybrid and on-premises setups.

The role requires hands-on engineering capability to independently resolve complex production issues and lead migrations, upgrades, and technology refresh projects within a large