Systems Engineer

IRIS Consulting Corporation; Irvine (CA); On-site; USD 100,000 - 140,000; Full time

Job summary

IRIS Consulting Corporation in Irvine, CA seeks a Systems Engineer to support migration of Windows-based workloads from on-premises to AWS. This onsite role collaborates with infrastructure, application, networking, and security teams to assess, plan, execute, and support migrations.

The ideal candidate will have hands-on Windows Server administration, VMware vSphere/ESXi/vCenter experience, and AWS EC2 deployment know-how, with Citrix a plus.

Qualifications

• Hands-on systems engineering or infrastructure administration experience in enterprise environments.
• Strong Windows Server administration and troubleshooting skills.
• Experience managing VMware vSphere environments, including ESXi and vCenter.
• Practical experience deploying, configuring, and supporting AWS EC2 instances.
• Working knowledge of AWS networking and access controls, including VPCs, subnets, security groups, and IAM.
• Understanding of Active Directory, DNS, Group Policy, TCP/IP networking, and server storage.
• Experience supporting server migrations, infrastructure transitions, or datacenter consolidation initiatives.
• Ability to troubleshoot issues across operating systems, virtualization, networking, and cloud infrastructure.
• Strong documentation, communication, and cross-functional collaboration skills.
• Ability to work onsite at the designated location and participate in scheduled migration cutovers or maintenance windows.

Responsibilities

• Assess and document existing Windows servers, VMware virtual machines, application dependencies, and infrastructure configurations.
• Support migration planning, including workload readiness assessments, migration sequencing, cutover procedures, validation criteria, and rollback plans.
• Prepare AWS EC2 environments and migrate workloads in coordination with cloud architecture, networking, and security teams.
• Administer and troubleshoot Windows Server environments, including operating systems, services, patching, storage, and connectivity.
• Manage VMware vSphere, ESXi, and vCenter environments throughout the migration.
• Validate server functionality, connectivity, performance, monitoring, and backup coverage following migration.
• Troubleshoot migration issues and provide post-cutover stabilization support.
• Maintain system documentation, migration runbooks, configuration records, and knowledge-transfer materials.
• Follow established change management, security, and operational procedures.

Skills

Windows Server administration

VMware administration

Migration planning

Documentation & collaboration

Tools

VMware vSphere

ESXi

vCenter

AWS EC2

Citrix Virtual Apps and Desktops

PowerShell

Job description

We are seeking a Systems Engineer to support the migration of Windows-based workloads from an on-premises datacenter to AWS. This onsite role will work closely with infrastructure, application, networking, and security teams to assess existing systems, prepare migration plans, execute workload migrations, and provide post-migration support.

The ideal candidate brings hands-on experience administering Windows Server environments, managing VMware infrastructure, and deploying and supporting Amazon EC2 instances. Citrix experience is a plus.

Key Responsibilities

• Assess and document existing Windows servers, VMware virtual machines, application dependencies, and infrastructure configurations.

• Support migration planning, including workload readiness assessments, migration sequencing, cutover procedures, validation criteria, and rollback plans.

• Prepare AWS EC2 environments and migrate workloads in coordination with cloud architecture, networking, and security teams.

• Administer and troubleshoot Windows Server environments, including operating systems, services, patching, storage, and connectivity.

• Manage VMware vSphere, ESXi, and vCenter environments throughout the migration.

• Validate server functionality, connectivity, performance, monitoring, and backup coverage following migration.

• Troubleshoot migration issues and provide post-cutover stabilization support.

• Maintain system documentation, migration runbooks, configuration records, and knowledge-transfer materials.

• Follow established change management, security, and operational procedures.

Required Qualifications

• Hands-on systems engineering or infrastructure administration experience in enterprise environments.

• Strong Windows Server administration and troubleshooting skills.

• Experience managing VMware vSphere environments, including ESXi and vCenter.

• Practical experience deploying, configuring, and supporting AWS EC2 instances.

• Working knowledge of AWS networking and access controls, including VPCs, subnets, security groups, and IAM.

• Understanding of Active Directory, DNS, Group Policy, TCP/IP networking, and server storage.

• Experience supporting server migrations, infrastructure transitions, or datacenter consolidation initiatives.

• Ability to troubleshoot issues across operating systems, virtualization, networking, and cloud infrastructure.

• Strong documentation, communication, and cross-functional collaboration skills.

• Ability to work onsite at the designated location and participate in scheduled migration cutovers or maintenance windows.

Preferred Qualifications

• Experience supporting Citrix Virtual Apps and Desktops, including supporting infrastructure and application delivery.

• Experience with AWS Application Migration Service or similar migration tools.

• PowerShell scripting and automation skills.

• Familiarity with backup, recovery, monitoring, and security tools across on-premises and AWS environments.

• Relevant AWS, Microsoft, VMware, or Citrix certifications.

Success Measures

• Assigned workloads are migrated and validated within approved migration windows.

• Post-migration issues are resolved promptly, with minimal disruption to business operations.

• Migration runbooks and operational documentation are complete and accurate.

• Migrated systems are successfully transitioned to ongoing support teams.Equal opportunity employer including disability/veterans.