Robert Half
We are seeking an experienced
Systems Administrator
to manage and optimize our virtualized infrastructure and network environment. This role requires deep expertise in
VMware technologies ,
LAN/WAN administration , and proven
leadership skills
to guide projects and mentor junior team members. The ideal candidate will ensure system reliability, security, and performance while driving operational excellence. Key Responsibilities Virtualization & Server Management Administer and maintain
VMware vSphere, ESXi hosts, vCenter Server , and related virtualization components. Perform
VM provisioning, resource allocation, snapshots, and performance tuning . Manage
Windows/Linux servers , patching, and OS-level troubleshooting. Implement
high availability (HA), DRS clusters , and disaster recovery strategies. Networking (LAN/WAN) Configure and maintain
LAN/WAN infrastructure , including switches, routers, firewalls, and VPNs. Monitor network performance, troubleshoot connectivity issues, and optimize bandwidth usage. Ensure
network security
through VLAN segmentation, ACLs, and firewall policies. Collaborate with network engineers on
QoS, routing protocols, and IP addressing schemes . Storage & Backup Manage
SAN/NAS storage systems , provisioning, and performance optimization. Implement and monitor
backup and recovery solutions
for virtual and physical environments. Leadership & Collaboration Lead
infrastructure projects , including upgrades, migrations, and new deployments. Mentor junior administrators and provide technical guidance to the IT team. Coordinate with cross-functional teams to align infrastructure with business needs. Develop and maintain
documentation, SOPs, and disaster recovery plans . Security & Compliance Apply
hardening standards
for servers and network devices. Monitor for vulnerabilities and implement remediation plans. Ensure compliance with
industry regulations and internal security policies . Qualifications Required 5+ years of experience in
systems administration
with a focus on VMware and networking. Strong knowledge of
VMware vSphere, ESXi, vCenter , and virtualization best practices. Proficiency in
LAN/WAN technologies , TCP/IP, DNS, DHCP, VLANs, VPNs, and firewall configurations. Experience with
Windows Server and Linux administration . Familiarity with
backup solutions
(Veeam, Commvault, or similar). Proven
leadership experience
in managing projects or mentoring team members. Strong troubleshooting and problem-solving skills. Preferred Certifications:
VMware VCP ,
Microsoft Certified: Windows Server ,
CCNA/CCNP , or equivalent. Experience with
PowerShell scripting
and automation. Knowledge of
cloud integration
(Azure, AWS) and hybrid environments. Exposure to
ITIL practices
and ITSM tools.
Systems Administrator
to manage and optimize our virtualized infrastructure and network environment. This role requires deep expertise in
VMware technologies ,
LAN/WAN administration , and proven
leadership skills
to guide projects and mentor junior team members. The ideal candidate will ensure system reliability, security, and performance while driving operational excellence. Key Responsibilities Virtualization & Server Management Administer and maintain
VMware vSphere, ESXi hosts, vCenter Server , and related virtualization components. Perform
VM provisioning, resource allocation, snapshots, and performance tuning . Manage
Windows/Linux servers , patching, and OS-level troubleshooting. Implement
high availability (HA), DRS clusters , and disaster recovery strategies. Networking (LAN/WAN) Configure and maintain
LAN/WAN infrastructure , including switches, routers, firewalls, and VPNs. Monitor network performance, troubleshoot connectivity issues, and optimize bandwidth usage. Ensure
network security
through VLAN segmentation, ACLs, and firewall policies. Collaborate with network engineers on
QoS, routing protocols, and IP addressing schemes . Storage & Backup Manage
SAN/NAS storage systems , provisioning, and performance optimization. Implement and monitor
backup and recovery solutions
for virtual and physical environments. Leadership & Collaboration Lead
infrastructure projects , including upgrades, migrations, and new deployments. Mentor junior administrators and provide technical guidance to the IT team. Coordinate with cross-functional teams to align infrastructure with business needs. Develop and maintain
documentation, SOPs, and disaster recovery plans . Security & Compliance Apply
hardening standards
for servers and network devices. Monitor for vulnerabilities and implement remediation plans. Ensure compliance with
industry regulations and internal security policies . Qualifications Required 5+ years of experience in
systems administration
with a focus on VMware and networking. Strong knowledge of
VMware vSphere, ESXi, vCenter , and virtualization best practices. Proficiency in
LAN/WAN technologies , TCP/IP, DNS, DHCP, VLANs, VPNs, and firewall configurations. Experience with
Windows Server and Linux administration . Familiarity with
backup solutions
(Veeam, Commvault, or similar). Proven
leadership experience
in managing projects or mentoring team members. Strong troubleshooting and problem-solving skills. Preferred Certifications:
VMware VCP ,
Microsoft Certified: Windows Server ,
CCNA/CCNP , or equivalent. Experience with
PowerShell scripting
and automation. Knowledge of
cloud integration
(Azure, AWS) and hybrid environments. Exposure to
ITIL practices
and ITSM tools.