Senior Systems Administrator

Invictus International Consulting, LLC

$100K — $120K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 3+ years of hands-on Cisco UCS and VMware vSphere/VCF administration experience required.
  • Security+ or higher certification mandatory; VMware Certified Professional (VCP) preferred.
  • Knowledge of server virtualization, vSAN, NSX, and software-defined data centers (SDDC) essential.
  • Proficient in managing virtualized environments and cloud infrastructure.
  • Strong skills in hardware lifecycle management necessary.
  • Understanding of SAN/NAS storage integration with VMware is crucial.
  • In-depth knowledge of VMware Cloud Foundation architecture preferred.
  • Scripting skills (e.g., PowerShell, PowerCLI, Python) for task automation are a plus.
  • Public Trust clearance required; Secret clearance preferred.

Responsibilities

  • Administer and monitor Cisco UCS domains and associated hardware.
  • Manage, maintain, and upgrade VMware components, including ESXi and vSAN.
  • Design and enforce computing policies for classified data compliance.
  • Conduct health checks and performance monitoring on UCS and VMware systems.
  • Test and document disaster recovery procedures regularly.
  • Apply VMware and Cisco updates following security protocols.
  • Strengthen infrastructure according to agency security guidelines.
  • Monitor environments using vRealize Operations and similar tools.
  • Manage access control and audit logs for VMware and UCS.
  • Support troubleshooting and perform root cause analysis for incidents.
  • Generate performance and compliance reports for audits.
  • Engage in working groups and disaster recovery drills.
  • Maintain current SOPs and operational documentation.

Benefits

  • Flexible remote working arrangement.
  • Opportunities for professional development and certifications.
  • Participation in disaster recovery exercises and working groups.
  • Access to advanced tools and technologies for infrastructure management.
  • Supportive work culture with a focus on compliance and security.
Full Job Description
Title: Senior 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


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