Senior Windows Server Systems Administrator

6 days ago

Arlington, Virginia, United States Leidos Full time
Job Description

Leidos is seeking a highly skilled Senior Windows Server Systems Administrator to support the National Media Exploitation Center (NMEC). As a key member of our team, you will be responsible for administering Windows servers within a physical and virtual environment, interacting with administrators to handle service inquiries and problems, and implementing corrective action to initiate a repair or return to service.

Key Responsibilities
  • Review C&A documentation and provide feedback on completeness and compliance of its content
  • Perform system installation, configuration maintenance, account maintenance, signature maintenance, patch management, and troubleshooting of operational IA and CND systems
  • Operate with appreciable latitude in developing methodology and presenting solutions to problems
  • Contribute to deliverables and performance metrics where applicable
  • Responsible for technical planning, system hardware-software-network design, development and integration, verification and validation, and fielding
  • Provide technical support, administration, and monitoring of Microsoft Windows systems within a physical and virtual environment
  • Decommission server(s) upon request through approved engineering change solution
  • Install and/or remove service application and scripting components
  • Maintain server hardware and software assets in compliance with supporting third party vendor and lease requirements
  • Implement capacity planning and tuning actions for server assets
  • Provide support for the implementation, troubleshooting and maintenance of IT systems
  • Rapidly distinguish isolated user problems from enterprise-wide application and system problems
  • Support operations, maintenance and troubleshooting for end user workstations, to include desktop applications
  • Lead effort to collect data, conduct analysis, develop, and implement solutions associated with incident tickets and requirements
  • Seek opportunities for continuous improvement to support effective and efficient operations
  • Develop and document solutions to complex technical issues
  • Provide follow-up reports (technical findings, feedback, and resolution steps taken) for Root Cause Analysis and process improvement initiatives
  • Support customer requirements in a 24/7/365 environment and be able to provide on-call support during outages occurring after hours; may involve shift work
  • Update operations and monitoring documentation for 24/7/365 Operations Watch personnel
  • Responsible for the security and management of Windows servers in multiple production environments
  • Solve complex integration and technical Windows and Hyper-V problems in a dynamic fast-paced environment
  • Perform automation tasks through scripting and testing
  • Provide mentorship and training for junior team members
Requirements
  • Experience in a supervisory and/or mentorship capacity
  • System security engineering expertise in one or more of the following: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification; authentication; and authorization; system integration; risk management; intrusion detection; contingency planning; incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing
  • Possesses and applies expertise on multiple complex work assignments. Assignments may be broad in nature requiring originality and innovation in determining how to accomplish tasks
  • Background in Windows server setup, deployment and maintenance
  • Experience with hardening Windows environments
  • Significant experience with system administration of server operating systems such as Microsoft Server (2012 R2/2016/2019)
  • Proficient experience with one or more of the following: MECM, SCCM, Active Directory, Exchange, Virtualization
  • Experience with integrating windows environments with monitoring solutions such as Microsoft SCOM and Splunk
  • Familiarity with supporting virtual desktops running Microsoft Windows
  • Extensive Experience with Scripting/Automation through PowerShell or other scripting languages
  • Experience troubleshooting issues in a growing environment
  • Extensive Experience with log reviews, incident analysis, and identification of issue trends
  • Experience with server patch management methodologies, such as SCCM or MECM
  • Experience with installing, configuring, and managing active directory, DNS, DHCP, IIS, and other Microsoft COTS products
  • Time management skills with the ability to work within an IT Service Management/ticketing system independently
  • Ability to triage and properly classify incidents and prioritize work efforts accordingly
  • Strong oral and written communications skills
  • Experience establishing goals and plans that meet project objectives
  • Track record of working effectively within a team, and support to peers toward improved processes and results
  • Perform systems requirements analysis, functional analysis, timeline analysis, trade studies, requirements allocation and interface definition, technical management, integration, system testing, and quality assurance
  • Must be able to work independently to develop solutions to technical problems
  • Candidate must, at a minimum, meet DoD 8570.11- IAT Level II certification requirements (currently Security+ CE, CCNA-Security, GSEC, or SSCP along with an appropriate computing environment (CE) certification)
  • Education/Experience Requirements: Requires a Bachelor's degree and at least 12 years of relevant experience. Additional years of experience may be considered in lieu of degree
  • Generally has 4+ years of experience supervising or leading teams or projects
  • Clearance: Active TS/SCI clearance with Polygraph required OR active TS/SCI and willingness to get a Poly
  • US Citizenship is required due to the nature of the government contracts we support

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