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Senior Cisco Systems Administrator with Security Clearance

InvictusAlexandria, VA🇺🇸United StatesPosted Oct 2, 2026

Why This Role Stands Out

Advance your career as a Senior Systems Administrator with a remote opportunity that offers significant growth in cutting-edge virtualization and security technologies. You'll thrive in this role if you have a strong background in Cisco UCS and VMware, enjoy solving complex technical challenges, and are eager to contribute to a mission-critical environment. Apply now to leverage your expertise and gain valuable experience in a dynamic, secure setting.

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Remote
Location
Alexandria, VA, United States
Posted
1 week ago
PowerShellPythonVMware

Job Description

Title: Senior Cisco Systems Administrator Location: Remote Clearance: Secret Description: Invictus, a Red River company, delivers technology and services supporting government and national security missions. We combine cleared mission expertise with enterprise engineering, technology partnerships and large-program execution in support of advanced modernization, cybersecurity, intelligence and systems integration. Our teams support complex operational environments across the U.S. and around the world, helping customers strengthen resilience, accelerate mission outcomes and deploy capabilities that meet demanding mission requirements. Learn more at www. InvictusIC.com.

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

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