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Themis Insight, LLC · 3 weeks ago

Sr. Systems Administrator (Linux)

Fort Meade, MD

Full-time

Hybrid

Senior Level, Lead/Staff

10+ years exp

Themis Insight, LLC is a consulting firm that addresses complex business and IT challenges through innovative and practical solutions. They are seeking a Sr. Systems Administrator (Linux) to manage IT systems infrastructure, provide support for operations, and ensure compliance with security controls.

AdviceConsultingSmall and Medium Businesses

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

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