Enterprise Virtual Platform Management Support Services (EVPMS) Virtual Platform Administrator

S2i2, Inc; Philadelphia (Philadelphia County); On-site; USD 80,000 - 110,000; Full time

Job summary

S2i2, Inc. seeks an experienced virtualization and cloud infrastructure specialist to lead the on-site management of DoD-related environments. You will administer VMware vSphere/vCenter, ESXi, and vSAN clusters, while ensuring security, patching, and high availability across on-premises data centers and cloud resources.

The role includes automation, incident management, after-hours support, and collaboration with cross-functional teams to maintain DISA STIG compliance and mission readiness.

Qualifications

• Seven (7) years of progressive experience managing and maintaining virtualized server environments.
• Active SECRET security clearance (or higher) and Tier 5/SSBI eligibility.
• DoD 8570/8140 baseline certification at IAT Level II or higher.
• VMware certification (VCP-DCV 2020+ or VCAP 2020+).
• Willingness to participate in after-hours callback and two-hour response time.
• Ability to travel as approved by COR.

Responsibilities

• Administer VMware vSphere and vCenter Server 8.x/9.x with patching, DRS, and vSwitches.
• Manage ESXi hosts, vSAN, LUNs, and hardware upgrades for projects and tech refreshes.
• Administer and monitor vSAN 8.x/9.x environments and encryption policies.
• Provide technical support for Cisco UCS, HyperFlex, and Dell PowerEdge platforms.
• Provision and manage VMs across multiple cloud providers; perform deployments and migrations.
• Support DLA cloud infrastructure with cost optimization and monitoring.
• Automate tasks using PowerShell, Python, YAML, and IaC; version control scripts.

Tools

PowerShell/PowerCLI

Python

Infrastructure as Code (IaC)

VMware vSphere/vCenter/ESXi/vSAN

VMware Aria Suite

VCAP/VCP certifications

Cisco UCS/HyperFlex/Dell PowerEdge

Job description

Clearance: Active Secret with Tier 5 (IT-I, Critical Sensitive) eligibilityWork Schedule: On-site, 5 days/week.

Position Overview:

Leads the management of virtualized infrastructure spanning on-premises data centers and DoD/commercial cloud platforms (private, public, and hybrid). Drives implementation and upgrades of hosts, hypervisors, and virtual application software; ensures maximum availability, robust security, and strong integrity of all virtual resources; proactively monitors, alerts, and remediates issues; applies timely patches to development, test, pre-production, and production environments; serves as the principal troubleshooter for hosts, hypervisors, and virtual infrastructure; maintains comprehensive, current system documentation; and champions best practices in capacity planning, performance optimization, and disaster recovery.

Core Responsibilities:

• Administer VMware vSphere and vCenter Server 8.x/9.x: perform installations, upgrades, patching, resource pool management, DRS and Storage DRS, manage standard/distributed switches, host and storage clusters, configure role-based access, identity sources, certificates, licensing, and high availability.
• Manage ESXi 8.x/9.x hosts: oversee hypervisor installations and upgrades, networking and storage (vSAN, SAN, datastores, LUNs), host profiles, lockdown modes, and coordinate physical racking/hardware upgrades for new projects and tech refreshes.
• Administer vSAN 8.x/9.x hyper-converged infrastructure (OSA/ESA): manage storage policies, encryption, KMS, file services, and fault tolerance.
• Provide technical support for Cisco UCS (B, C, X Series, UCS Mini), Cisco HyperFlex, and Dell PowerEdge hardware platforms.
• Provision and manage virtual machines across VMware, Microsoft Azure, AWS, Oracle Cloud Infrastructure, and Google Cloud Platform: perform OVF/OVA deployments, snapshots, migrations, cloning, template management, and performance tuning.
• Support DLA cloud infrastructure (IaaS, PaaS, SaaS): enable dynamic provisioning, optimize costs (identify idle/over-provisioned resources, manage Reserved Instances, leverage savings plans), and implement continuous monitoring with automated alerts.
• Support VMware Aria Suite (Automation, Orchestrator, Operations-including Logs and Networks, Suite Lifecycle) and VMware Cloud Foundation to deliver integrated management and operational efficiency.
• Automate routine tasks using Infrastructure as Code (IaC) principles, PowerShell, Python, YAML templates, and API calls; ensure all scripts are maintained in the shared DLA team repository for collaboration and version control.
• Perform and document daily system health checks; categorize anomalies by severity and elevate per DLA protocols.
• Manage ServiceNow incidents, tickets, change requests, and work orders in the J64 Virtualization Platform Services queue, ensuring prompt resolution within DLA performance thresholds.
• Ensure ESXi hosts, vCenter, and supporting applications comply with DISA STIGs and DLA Information Assurance requirements; proactively monitor logs for anomalies and rapidly remediate vulnerabilities.
• Provide mission-critical outage support, coordinating vendor case management from incident initiation through resolution.
• Participate in after-hours callback rotation, remain reachable by phone, and deliver support within two hours as required.
• Attend required staff and project meetings; provide on-the-job and formal training to DLA staff as needed.

Qualifications

Required Qualifications:

Minimum of seven (7) years' progressive experience managing and maintaining virtualized server environments and hosted applications.

At least two (2) of those years must include direct management of large-scale, multi-disciplinary projects (e.g., network, virtualization, systems administration) involving virtual servers.

Completed Tier 5 / SSBI investigation for High Risk, Critical Sensitive (IT-I) designation

Active SECRET security clearance (or higher).

Current DoD 8570/8140 baseline certification at IAT Level II or higher (e.g., Security+ CE, CySA+, GSEC, SSCP, CND, GICSP; IAT Level III certifications such as CASP+ or CISSP are also accepted).

Computing Environment certification: DoD 8570/8140-approved VMware certification (VCP-DCV 2020 or newer, or VCAP 2020 or newer).

Willingness to participate in after-hours callback support and provide a two-hour response time as needed.

Ability to travel as approved by the Contracting Officer Representative (COR).

Desired Qualifications:

Current or recent experience supporting DLA J6 or other DoD enterprise virtualization, including NIPRNET and SIPRNET environments.

Hands-on experience with vSphere, vCenter, ESXi, and vSAN 8.x, with exposure to version 9.x and VMware Cloud Foundation.

Experience administering VMware Aria Suite (formerly vRealize).

Experience working with Cisco UCS, HyperFlex, and Dell PowerEdge hardware platforms.

Proficiency in scripting and automation utilizing PowerShell/PowerCLI, Python, and Infrastructure as Code (IaC) tools.

Experience implementing DISA STIGs and remediating ACAS vulnerabilities within virtualized environments.

Experience with ServiceNow incident and change management workflows.

Salary: $80000 - $100000 per year