Systems Administrator
AMERICAN SYSTEMS
full-time
Posted on:
Location Type: Office
Location: Arlington • Virginia • 🇺🇸 United States
Visit company websiteSalary
💰 $91,600 - $153,000 per year
Job Level
Mid-LevelSenior
Tech Stack
VMware
About the role
- Install, configure, update, and manage servers (physical and virtual), storage, and network resources.
- Deploy, support, manage, and maintain VMWare vSphere environments, including ESXi hosts, vCenter, clusters, virtual machines, and networking components.
- Install, configure, and manage Windows servers and other operating systems within VMWare and physical environments.
- Plan, execute, and verify data redundancy, system backups, snapshots, restores, and disaster recovery testing.
- Troubleshoot and resolve hardware, software, system, and network issues; recover failed systems.
- Perform repairs on faulty system/server hardware and monitor system/server configuration and interoperability.
- Perform routine and scheduled audits of all systems, including backups.
- Implement and enforce IT and security policies, standards, and procedures; comply with organizational security controls and document systems administration practices.
- Apply system and network hardening techniques, maintain baseline system security (STIGs), and manage patches, updates, and VMWare security hardening standards.
- Establish and manage user accounts, network rights, and access to systems and equipment.
- Handle user/group administration, security permissions, and group policies; support identity and access management.
- Monitor and optimize system/server performance, availability, capacity, and serviceability; analyze resource utilization and perform proactive troubleshooting.
- Use performance tuning tools and techniques; monitor data-center health and respond to hardware issues.
- Develop, document, and maintain standard operating procedures, virtualization documentation, diagrams, and guidelines.
- Collaborate with internal and external partners, IT, and application teams to provision resources, coordinate projects, and communicate status and achievements.
- Assist in the automation and orchestration of provisioning and operational tasks (e.g., scripting using PowerCLI, PowerShell).
- Provide expert technical support, assist in root cause analysis, and respond to system emergencies as required.
Requirements
- Bachelor’s degree in information technology, Computer Science, or related field (or equivalent experience)
- Active Top Secret clearance with SCI eligibility
- Minimum 3+ years of hands-on experience in system administration
- Experience with VMWare vSphere (ESXi, vCenter, vMotion, DRS, HA, etc.)
- Proficiency in managing Windows servers in a virtualized environment
- Familiarity with automation/scripting (PowerShell, PowerCLI)
- VMWare certification (e.g., VCP-DCV) preferred
- Excellent analytical and troubleshooting skills
- CompTIA Security+ certification (minimum required)
Benefits
- healthcare benefits
- paid leave
- retirement plans
- insurance programs
- education and training assistance
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard skills
system administrationVMWare vSphereWindows serversdata redundancydisaster recoverynetwork hardeningperformance tuningautomationscriptingtroubleshooting
Soft skills
analytical skillstroubleshooting skillscollaborationcommunication
Certifications
Bachelor's degreeTop Secret clearanceVCP-DCVCompTIA Security+