Themis Insight solves difficult business, IT, and analytic problems by addressing the whole problem – not just the symptoms – using interdisciplinary approaches that are both practical and innovative. We provide fresh alternatives to ordinary, mainstream consulting firms through small, highly skilled, and hand-picked teams that can meet clients' needs in any industry. Our broad interdisciplinary understanding allows us to provide the right solution, even if it is from outside the industry or traditionally defined problem space. We bring Public and Private, Civilian and Military expertise to every case. We are hiring a Sr. Systems Administrator (Linux) to work in Fort Meade, MD. Position location is subject to change based on central MD client's needs. Required: TS/SCI with a Polygraph Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. Provides Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. Provides support for the escalation and communication of status to agency management and internal customers. Provides support for the dispatch system and hardware problems and remains involved in the resolution process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements and updates to improve reliability, security and performance. The Level 2 System Administrator shall possess the following capabilities: Provide support for implementation, troubleshooting and maintenance of IT systems Provide Tier 1 (Help Desk) problem identification, diagnosis and resolution of problems Manage the daily activities of configuration and operation of IT systems Provide assistance to users in accessing and using IT systems Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. Provide support for the escalation and communication of status to agency management and internal customers Optimize system operations and resource utilization, and perform system capacity analysis and planning Provide configuration management, implementation, and sustainment of compliance with applicable system security controls Perform periodic vulnerability scans of systems Perform account management, e.g. establishing, activating, modifying, disabling, and removing accounts. Implement IAVA security patches and insure patch status is recorded in appropriate systems of record. Provide in-depth experience in trouble-shooting IT systems Provide detailed analysis and feedback to agency management and internal customers for escalated tickets Provide support for the dispatch system and hardware problems and remains involved in the resolution process Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance Communicate and coordinate with the Information System Security Officer (ISSO) and Information System Owner (ISO) regarding system changes as part of the Change and Configuration Management Process Support the ISO by completing required milestones of Plan of Action & Milestones (POA&M)as directed and coordinate completion status with the ISSO to reflect status within the Source System of Record for Security Authorizations Ensure IT Assets remain compliant with Identity & Access Control Management (ICAM) policy.