Senior Systems Administrator (95798BR)

  • ManTech International
  • USA, MARYLAND, Fort George G Meade
  • 02/26/2018

Job Description

USA, MARYLAND, Fort George G Meade Full-Time Security Clearance: TS/SCI • Analyze system logs and identifying potential issues with computer systems. • Introduce and integrate new technologies into existing data center environments. • Performing routine audit of systems and software. • Applying operating system updates, patches, and configuration changes. • Installing and configuring new hardware and software. • Adding, removing, or updating user account information, resetting passwords, etc. • Answer technical queries and assist developers and end users. • Responsible for security of the system. • Responsible for documenting the configuration of the system. • Troubleshoot any reported problems. • System performance tuning. • Configuring, adding, and deleting file systems • Build new development, test and production environments utilizing Dell Blade servers and VMware. • Install and configure VMware ESX server on Dell Blades. • Install and configures VMware Infrastructure Server. • Build Active Directory Domain Servers. • Install and configure infrastructure related software such as DNS, McAfee EPO Servers, CENTRIFY, LDAP and Linux repositories for patching and updates. • Performed daily task of all virtual environments to include building new virtual machines, updating DNS and troubleshooting system problems. • OS (Linux) • Create documentation for builds and upgrades. • Install and configure infrastructure applications and support integration with critical application environment. • Patch and update Linux and VM systems. • Support Certification and Accreditation of Systems. • Tier III support 11-13 years w/High School Diploma 05-07 years w/Bachelors Degree 02-04 years w/Masters Degree / Requires Bachelor’s degree (in Computer Science or related field) or equivalent, and five to seven years of related experience. For more than 40 years, ManTech employees have been solving complex problems for the national security community. We are comprised of approximately 10,000 talented employees around the world. We adhere to the simple, no-nonsense values on which ManTech was founded more than four decades ago, aligning squarely with the mission objectives of our customers. As our customer base continues to expand and diversify, we continue to diversify our workforce and solutions. Half our employees have a military background, and more than 70 percent hold a government security clearance. As a leading provider of innovative technology services and solutions for the nation's defense, security, space, and intelligence communities; we hold nearly 1,000 active contracts with more than 40 different government agencies. JBManTech ICJBMeta