Job Description

Position Description:

We are seeking a Senior System Administrator to join our PRIME contract in San Antonio, Texas. This position supports the implementation, troubleshooting, and maintenance of IT systems, managing infrastructure and related processes.

Responsibilities include:

• Monitoring and resolving issues across client/server/storage/network devices, mobile devices, and more
• Providing Tier 1, Tier 2, and Tier 3 support for problem diagnosis and resolution
• Managing system escalations
• Providing status updates to agency management
• Ensuring timely communication with internal customers
• Configuring and maintaining UNIX, Linux, and Windows operating systems
• Improving system performance and ensuring overall network integrity

Responsibilities:

• Support implementation, troubleshooting, and maintenance of IT systems
• Manage the daily activities of configuration and operation of IT systems
• Provide Tier 1 (Help Desk) support for problem identification, diagnosis, and resolution
• Assist users in accessing and using IT systems
• Provide Tier 1 (Help Desk) and Tier 2 (Escalation) support for problem diagnosis and resolution
• Perform account management (establishing, activating, modifying, disabling, and removing accounts)
• Ensure compliance with applicable system security controls through configuration management, implementation, and sustainment
• Perform periodic vulnerability scans of systems
• Support IT systems including daily operations, monitoring, and problem resolution for client/server/storage/network devices and mobile devices
• Implement IAVA security patches and ensure patch status is recorded in appropriate systems of record
• Support system escalations and communicate status to agency management and internal customers
• Optimize system operations and resource utilization and perform system capacity analysis and planning
• Provide in-depth troubleshooting experience for IT systems
• Deliver detailed analysis and feedback for escalated tickets
• Support hardware dispatch and issue resolution
• Configure and manage UNIX, Linux, and Windows operating systems
• Install and troubleshoot operating system software
• Ensure network integrity and implement OS enhancements for reliability and performance
• Communicate and coordinate with ISSO and ISO regarding system changes as part of the Change and Configuration Management Process
• Support the ISO in completing required milestones of Plan of Action & Milestones (POA&M)
• Ensure IT assets remain compliant with Identity & Access Control Management (ICAM) policy
• Provide Tier 2 (Escalation) support for problem identification, diagnosis, and resolution
• Apply knowledge of mission islands, Trusted Thin Client, and enhanced VDI (remote GPU and memory scaling)
• Support system design and mission architecture
• Analyze and resolve complex server hardware and software integration issues
• Provide Tier 3 (Escalation) support for problem identification, diagnosis, and resolution

Basic Qualifications:

• Bachelor's degree in a technical discipline from an accredited college or university
  • Four (4) years of additional SA experience may be substituted for a Bachelor's degree
• Fifteen (15) years of experience as a System Administrator (SA) in programs and contracts of similar scope, type, and complexity
• DoD 8570 compliance with Information Assurance Technical (IAT) Level II certification and Computing Environment (CE) Certification
  • CE certification requirements can be fulfilled with Microsoft OS, Cent OS/Red Hat OS CE certifications
• Six (6) years of experience with Service Management (ITSM)
• ITIL 4 platform certification
• If assigned to Directory Services TTOs:
  • Experience with Active Directory, Identity Management, SCCM, DNS, Group Policy, Active Role Servers, PAM Services, and MS Exchange
• If assigned to Desktop & Enclave Services TTOs:
  • Understanding of mission islands, Trusted Thin Client, and enhanced VDI (remote GPU and memory scaling)
• Active TS/SCI with Polygraph

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