Senior Systems Administrator

Invictus International Consulting, LLC; Alexandria (VA); On-site; USD 100,000 - 115,000; Full time

Job summary

Invictus International Consulting, LLC is seeking a Senior Cisco Systems Administrator to remotely manage Cisco UCS and VMware vSphere/VCF environments for U.S.-based operations. The role emphasizes security, compliance, and reliability in virtualized infrastructure.

The candidate will monitor, harden, and optimize virtualization, perform DR testing, manage access controls, and contribute to audits and reporting using vRealize Operations and Intersight.

Qualifications

• Minimum 3 years hands-on Cisco UCS and VMware vSphere/VCF administration experience.
• Security+ or higher certification required; VCP certification preferred.
• Knowledge of server virtualization, vSAN, NSX, and software-defined data centers (SDDC).
• Strong experience with virtualized environments and cloud infrastructure.
• Proficiency in hardware lifecycle management.
• Solid understanding of SAN/NAS storage integration with VMware.
• Deep knowledge of VMware Cloud Foundation architecture and deployment preferred.
• Experience with scripting for automation of administrative tasks preferred.

Responsibilities

• Perform daily administration and monitoring of Cisco UCS domains, fabric interconnects, chassis, and blade servers.
• Manage, maintain, and upgrade VMware vSphere, vCenter, and VMware Cloud Foundation (VCF) components, including ESXi, vSAN, and NSX-T.
• Design, implement, and maintain virtualization and computing policies in compliance with classified data handling rules.
• Execute and validate daily/weekly/monthly health checks and performance monitoring of UCS and VMware infrastructure.
• Perform regular failover and disaster recovery testing and documentation to meet audit and mission continuity requirements.
• Manage server profiles, templates, and firmware updates for Cisco UCS.
• Apply VMware and Cisco patches, hotfixes, and feature releases following change-management and security approval processes.
• Harden computing and virtualization infrastructure according to DISA STIGs and agency security technical implementation guides (STIGs).
• Monitor the computing environment using vRealize Operations, Intersight, and other alerting systems.
• Manage role-based access control (RBAC) and audit logging for VMware and UCS environments.
• Support incident response, troubleshooting, and root cause analysis for computing infrastructure issues.
• Produce capacity, performance, and compliance reports for internal audits.
• Participate in working groups and disaster recovery exercises.
• Maintain up-to-date SOPs, system diagrams, and operational procedures.

Skills

Cisco UCS

VMware vSphere/VCF administration

SAN/NAS storage integration

SDDC

PowerShell/PowerCLI/Python automation

RBAC and audit logging

Education

Security+ certification

VMware Certified Professional (VCP)

Tools

vRealize Operations

Intersight

PowerShell/PowerCLI

Python

NSX-T

VMware Cloud Foundation (VCF)

Job description

Title: Senior Cisco Systems Administrator

Location: Remote

Clearance: Public Trust

Responsibilities

• Perform daily administration and monitoring of Cisco UCS domains, fabric interconnects, chassis, and blade servers
• Manage, maintain, and upgrade VMware vSphere, vCenter, and VMware Cloud Foundation (VCF) components, including ESXi, vSAN, and NSX-T
• Design, implement, and maintain virtualization and computing policies in compliance with classified data handling rules
• Execute and validate daily/weekly/monthly health checks and performance monitoring of UCS and VMware infrastructure
• Perform regular failover and disaster recovery testing and documentation to meet audit and mission continuity requirements
• Manage server profiles, templates, and firmware updates for Cisco UCS
• Apply VMware and Cisco patches, hotfixes, and feature releases following change‑management and security approval processes
• Harden computing and virtualization infrastructure according to DISA STIGs and agency security technical implementation guides (STIGs)
• Monitor the computing environment using vRealize Operations, Intersight, and other alerting systems
• Manage role‑based access control (RBAC) and audit logging for VMware and UCS environments
• Support incident response, troubleshooting, and root cause analysis for computing infrastructure issues
• Produce capacity, performance, and compliance reports for internal audits
• Participate in working groups and disaster recovery exercises
• Maintain up‑to‑date SOPs, system diagrams, and operational procedures

Requirements

• A minimum of three (3) years of hands‑on Cisco UCS and VMware vSphere/VCF administration experience
• Security+ or higher certification required; current VMware Certified Professional (VCP) certification preferred
• Knowledge of server virtualization, vSAN, NSX, and software‑defined data centers (SDDC)
• Strong experience with virtualized environments and cloud infrastructure
• Proficiency in hardware lifecycle management
• Solid understanding of SAN/NAS storage integration with VMware
• Deep knowledge of VMware Cloud Foundation architecture and deployment preferred
• Experience with scripting (e.g., PowerShell, PowerCLI, Python) for automation of administrative tasks preferred
• Public Trust required, Secret preferred

Equal Opportunity Employer/Veterans/Disabled

Salary: $100000 - $115000 per year