Lead Systems Administrator
Centuria
full-time
Posted on:
Location Type: Office
Location: Dahlgren • Virginia • 🇺🇸 United States
Visit company websiteJob Level
Senior
Tech Stack
FirewallsLinuxTCP/IPVMware
About the role
- Experience in a virtualization solution such as Microsoft Hyper-V, VMWare ESX/ESXi, or Nutanix Acropolis a plus.
- Strong interpersonal skills, ability to work independently, multitask, prioritize, and work in a fast-paced, interrupt-driven environment; quality-driven, thorough and communicative.
- Development and maintenance of technical documentation and drawings.
- Ability to learn and adapt to new systems and changing requirements.
- Knowledge of architecture, communication protocols, and system-level requirements in support of medium to large Enterprise environments.
- Solid foundation in networking principles and troubleshooting of network-based performance issues.
- Troubleshooting complex technical issues in a mixed Windows and Linux environment.
- Perform system and security administration in Windows and VMware environments, including troubleshooting, installation, configuration, patching, and system performance monitoring and availability.
- Administer security tools, perform OS and application hardening, and implement security controls such as DISA STIGs.
- Provide Windows technical support including Windows registry, file and folder security, local/domain user security, and Group Policy Objects.
- Perform system backup/recovery, software management, installation and configuration of hardware, OS and COTS software, sizing, performance tuning, and resource allocation.
- Maintain proficiency on major network security tools such as firewalls.
- Develop system specifications and perform market research procurement tasks.
- Work on-site at Dahlgren, VA.
Requirements
- Minimum six years of experience performing system and security administration in Windows, and VMware environments, including troubleshooting, installation, configuration, patching, and system performance monitoring and availability.
- Minimum six years of experience with security tool administration, Operating System, and application hardening, and security control implementation such as DISA Security Technical Implementation Guides (STIG).
- Minimum six years of experience performing Windows technical support, including knowledge of the Windows registry, file and folder security, local/domain user security, and Group Policy Objects.
- Six (6) years of professional work and leadership experience in relation to Windows system administration of networks and software systems.
- Experience in system backup/recovery, basic software management, security and library management, installation and configuration of hardware, operating systems and COTS software.
- Experience operating computer systems in different operating environments, sizing, performance, tuning, hardware/software/network troubleshooting and resource allocation.
- Experience in maintaining proficiency on major network security tools such as, firewalls.
- Experience developing system specifications and performing market research procurement tasks.
- Experience with different network protocols including TCP/IP.
- Experience of computing and networking vulnerabilities, and attach and latest detect methods.
- Experience troubleshooting complex technical issues in a mixed Windows and Linux environment.
- Knowledge of architecture, communication protocols, and system-level requirements in support of medium to large Enterprise environments.
- Solid foundation in networking principles and troubleshooting of network-based performance issues.
- Experience in a virtualization solution such as Microsoft Hyper-V, VMWare ESX/ESXi, or Nutanix Acropolis a plus.
- Demonstrable experience in writing business/project plans, technical documents, presentations and proposals.
- High degree of skills with the MS Office toolsets.
- DoD IAT Level II.
- Security+.
- DoD Top Secret security clearance (required).
- Candidate will work on-site.
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard skills
system administrationsecurity administrationtroubleshootinginstallationconfigurationpatchingperformance monitoringnetworking principlesWindows technical supportapplication hardening
Soft skills
interpersonal skillsability to work independentlymultitaskingprioritizationquality-driventhoroughnesscommunication
Certifications
DoD IAT Level IISecurity+DoD Top Secret security clearance