System Administrator; Level 4

Kaizen Approach is currently seeking a Systems Administrator to provide implementation, troubleshooting, and maintenance support for complex Information Technology (IT) systems within a secure government environment. In this role, you will manage IT system infrastructure and oversee processes that ensure optimal performance and reliability across client, server, storage, network, and mobile systems. You will provide Tier 1 through Tier 3 support for problem identification, diagnosis, and resolution while coordinating escalation activities and communicating status updates to agency management and internal customers.

This position involves configuring and managing UNIX, Linux, and Windows operating systems, installing and maintaining software, and implementing enhancements to improve system performance. You will also troubleshoot and maintain network components, ensuring operational integrity and seamless integration across all platforms.

• Must have the ability to provide comprehensive support for the implementation, troubleshooting, and maintenance of IT systems, including managing daily configuration and operations, and supporting system design, mission architecture, and associated hardware.
• Must possess the ability to perform Tier 1, Tier 2, and Tier 3 problem identification, diagnosis, and resolution while assisting users in accessing and using IT systems and providing detailed analysis and feedback to agency management for escalated issues.
• Must be capable of performing account management functions such as establishing, activating, modifying, disabling, and removing accounts while ensuring IT assets remain compliant with Identity and Access Control Management (ICAM) policies.
• Must have the ability to provide configuration management, implement and sustain compliance with system security controls, perform periodic vulnerability scans, and apply IAVA security patches with accurate documentation in the appropriate systems of record.
• Must possess the ability to configure and manage UNIX, Linux, and Windows (or other applicable) operating systems, install and load operating system software, troubleshoot and maintain system integrity, configure network components, and implement enhancements to improve performance and reliability.
• Must be capable of optimizing system operations, performing capacity analysis and planning, applying knowledge of mission islands, Trusted Thin Client, and enhanced VDI (e.g., remote GPU and memory scaling), and understanding system administration interdependencies within Service Oriented Architecture (SOA).
• Must have the ability to communicate and coordinate with the Information System Security Officer (ISSO) and Information System Owner (ISO) regarding system changes under Change and Configuration Management processes, support POA&M milestone completion, and analyze and resolve complex problems involving server hardware, software, and application integration.
• Must have a minimum of twenty (20) years of experience as a System Administrator (SA) on programs and contracts of similar scope, type, and complexity, including at least eight (8) years of experience with Service Management (ITSM); must also possess DoD 8570 compliance with Information Assurance Technical (IAT) Level III certification, a Computing Environment (CE) certification such as Microsoft OS or CentOS/Red Hat OS, and an ITIL 4 platform certification;
  
  if assigned to Directory Services TTOs, experience with Active Directory, Identity Management, SCCM, DNS, Group Policy, Active Role Servers, Privileged Account Management (PAM) Services, and MS Exchange is required; if assigned to Desktop & Enclave Services TTOs, understanding of mission islands, Trusted Thin Client, and enhanced VDI (e.g.,…