Senior Systems Engineer

VerifoneAtlanta, GA
Onsite

About The Position

The Senior Systems Engineer is a hands-on, operationally accountable role at the heart of Verifone's Americas IT Infrastructure team. You will serve as a key technical contributor to Verifone's VMware-to-KVM/CloudStack migration programme and broader platform operations — bringing depth across Linux, Windows, storage, and DevOps tooling while operating within a PCI DSS environment. This is a role for an experienced engineer who can independently own workstreams, mentor junior team members, and drive cross-team initiatives with limited supervision. You will proactively identify issues, propose solutions, and deliver results that directly impact Verifone's infrastructure reliability and compliance posture.

Requirements

  • Experience with KVM/libvirt hypervisor deployments.
  • Experience with VMware-to-KVM/CloudStack workload migrations.
  • Experience administering CloudStack zones, clusters, templates, and storage pools.
  • Experience troubleshooting hypervisor, networking, and storage performance issues.
  • Experience with Ansible for infrastructure provisioning, configuration management, and patching.
  • Experience building and managing Jenkins CI/CD pipelines.
  • Experience with Git-based IaC practices.
  • Experience developing automation using Python and Bash.
  • Experience administering RHEL/Rocky/Ubuntu Linux and Windows Server environments.
  • Experience supporting Active Directory domain decommission and consolidation.
  • Experience enforcing OS security baselines aligned to PCI DSS v4.0.
  • Experience serving as Tier 3 escalation for OS-level incidents.
  • Experience managing SAN/NAS environments including LUN provisioning, zoning, multipath I/O, and iSCSI/FC configuration.
  • Experience supporting Pure Storage FlashArray and VMAX operations.
  • Experience integrating block and file storage with KVM/CloudStack.
  • Experience providing guidance and support to junior engineers.
  • Experience liaising with networking, security, and storage teams.
  • Experience participating in on-call rotation.
  • Experience documenting runbooks, architecture decisions, and procedures in Confluence.
  • Experience managing work via ServiceNow and Jira.

Responsibilities

  • Lead the design and execution of KVM/libvirt hypervisor deployments across US data centers.
  • Drive VMware-to-KVM/CloudStack workload migrations end-to-end, including planning, VM conversion, storage migration, and cutover coordination.
  • Administer CloudStack zones, clusters, templates, and storage pools; own VM lifecycle operations at scale.
  • Independently troubleshoot complex hypervisor, networking, and storage performance issues.
  • Own and maintain Ansible playbooks for infrastructure provisioning, configuration management, and patching at scale.
  • Build and manage Jenkins CI/CD pipelines for infrastructure-as-code workflows and automated deployments.
  • Lead adoption of Git-based IaC practices across the team and guide junior engineers' automation contributions.
  • Develop Python and Bash automation to reduce operational toil and improve consistency across environments.
  • Administer RHEL/Rocky/Ubuntu Linux and Windows Server environments — provisioning, patching, hardening, and lifecycle management.
  • Support Active Directory domain decommission and consolidation, including legacy Windows Server migration activities.
  • Enforce OS security baselines aligned to PCI DSS v4.0 and provide evidence for audit cycles.
  • Serve as Tier 3 escalation for OS-level incidents across Linux and Windows platforms.
  • Manage SAN/NAS environments including LUN provisioning, zoning, multipath I/O, and iSCSI/FC configuration.
  • Support Pure Storage FlashArray and VMAX operations, migrations, and performance troubleshooting.
  • Integrate block and file storage with KVM/CloudStack primary and secondary storage pools.
  • Provide guidance and day-to-day support to junior engineers; assist with onboarding and informal training.
  • Liaise with networking, security, and storage teams to coordinate complex cross-domain changes.
  • Participate in on-call rotation as a senior escalation resource.
  • Document runbooks, architecture decisions, and procedures in Confluence; manage work via ServiceNow and Jira.
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