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L2 System Administrator

Job in Washington, District of Columbia, 20022, USA
Listing for: Jobtailor
Per diem position
Listed on 2026-09-13
Job specializations:
  • IT/Tech
    Systems Administrator, IT Support, Network Administrator, Unix/Linux
Salary/Wage Range or Industry Benchmark: 90000 - 120000 USD Yearly USD 90000.00 120000.00 YEAR
Job Description & How to Apply Below
  • Provide comprehensive L2 technical support for a premier client
  • Maintain enterprise infrastructure across Windows and Linux environments
  • Manage server infrastructure and troubleshoot complex technical issues
  • Provide advanced desktop support while maintaining security protocols and system documentation
  • Administer Windows Server 2016/2019/2022 and Active Directory
  • Perform Linux system administration, shell scripting, and system maintenance
  • Troubleshoot and maintain server hardware
  • Troubleshoot networks, including TCP/IP, DNS, DHCP, and VLAN configuration
  • Support VMware vSphere and Hyper-V virtualization platforms
  • Perform backup and recovery operations using enterprise backup solutions
  • Manage patches and monitor security compliance
  • Monitor performance and optimize systems
  • Resolve and escalate ITSM tickets
  • Provide advanced workstation software break-fix support for Windows and Linux clients
  • Perform enterprise IMAC operations (Install, Move, Add, Change)
  • Image and deploy systems using SCCM, WDS, or similar automated tools
  • Manage asset life cycles and inventory control
  • Support enterprise printers and peripherals, including network printers
  • Provide technical support at the Client Center (Tech Bar)
  • Diagnose and replace hardware
  • Troubleshoot network connectivity and manage cabling
  • Work onsite at least three days per week and as needed, with additional remote support responsibilities
  • Work occasional evenings or weekends during maintenance windows
Requirements
  • 2+ years of experience in system administration or L2 technical support
  • Hands-on experience with Windows Server environments and Active Directory
  • Working knowledge of Linux system administration and command-line operations
  • Experience with virtualization technologies (VMware, Hyper-V)
  • Understanding of network troubleshooting and TCP/IP fundamentals
  • Experience with IT ticketing systems and ITSM processes
  • Knowledge of enterprise backup and recovery procedures
  • Understanding of change management and incident management frameworks
  • Strong documentation and technical communication skills
  • U.S. citizenship required pursuant to a government contract
  • Must be within driving distance of Washington, DC
  • Willingness to work onsite a minimum of three days a week and when needed
  • Must be able to lift up to 50 lbs for server and equipment handling
  • Must be able to stand or walk for extended periods in data center environments
  • Must be able to work in server rooms and confined spaces, including under-floor cable management
  • Ability to work occasional evenings or weekends for maintenance windows
  • Valid driver's license and reliable transportation
  • Preferred:
    CompTIA A+, Network+, or Security+ certification
  • Preferred:
    Microsoft certifications (MCSA, MCSE, or Azure fundamentals)
  • Preferred:
    Linux certifications (CompTIA Linux+, RHCSA)
  • Preferred:
    Python, Power Shell, and Bash scripting
  • Preferred:
    Familiarity with cloud platforms (AWS, Azure, or hybrid environments)
  • Preferred: ITIL Foundation certification
  • Preferred:
    Experience with monitoring tools
  • Preferred:
    Knowledge of configuration management tools (Ansible, Puppet, Chef)
  • Preferred:
    Expertise in enterprise inventory control systems
  • Preferred:
    Ring Central CX/EX administration experience
Core Competencies

Demonstrates expertise in L2 technical support and system administration across Windows and Linux environments, with a strong focus on troubleshooting, virtualization technologies, and network management. Proficient in maintaining security compliance and documentation while providing advanced desktop support and managing enterprise infrastructure.

Highest-signal resume keywords
  • L2 Technical Support
  • Windows Server Administration
  • Linux System Administration
  • Virtualization Technologies (VMware, Hyper-V)
  • Network Troubleshooting (TCP/IP, DNS, DHCP)
ATS Optimization Keywords Hard Skills
  • Windows Server 2016/2019/2022
  • Active Directory
  • Linux System Administration
  • Shell Scripting
  • Backup and Recovery Procedures
  • SCCM
  • WDS
  • Network Configuration (VLAN)
  • Performance Monitoring
  • ITSM Processes
Soft Skills
  • Technical Communication
  • Documentation Skills
Certifications & Qualifications
  • CompTIA A+
  • CompTIA Network+
  • CompTIA Security+
  • MCSA
  • MCSE
  • CompTIA Linux+
  • RHCSA
  • ITIL Foundation
Industry Keywords
  • IT Ticketing Systems
  • Change Management
  • Incident Management
  • Asset Lifecycle Management
  • Enterprise Inventory Control
Tools & Technologies
  • VMware vSphere
  • Hyper-V
  • Enterprise Backup Solutions
  • Monitoring Tools
  • Configuration Management Tools (Ansible, Puppet, Chef)
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