Systems Administrator – Tier II (24x7 Operations)

Computer World Services • San Antonio, TX

6d • Onsite

About The Position

Provides 24x7 Tier II systems administration and operational support for DDSB-managed enterprise services supporting DHA missions. This role resolves incidents, executes standard operational tasks, and escalates complex issues to Tier III engineering while maintaining service continuity.

Requirements

• Bachelor’s degree in Information Technology, Cybersecurity, Computer Science, Data Science, Engineering, Mathematics, or a closely related discipline or equivalent practical experience (as permitted by the contract).
• Minimum 2 years of relevant experience supporting enterprise IT environments, with demonstrated work aligned to Tier 2 Level Systems Administration Support Services.
• At least one: A+, CND, or Network+.
• Alternate/equivalent certifications may be accepted with Government approval.
• Must be able to obtain and maintain Public Trust suitability and all required system access (e.g., CAC-enabled accounts) to perform duties.
• Shift work required to support 24x7 operations.
• This position is aligned to applicable DoD Manual 8140.03 work role 451 (NIST: OM-SA-001); contractor personnel must meet DoD 8570.01-M baseline certification requirements and transition to DoD Manual 8140.03 work role requirements, including required training, knowledge, skills, abilities, and tasks, within Government-directed timelines.

Nice To Haves

• Microsoft 365 Certified: Fundamentals or Microsoft Certified: Azure Fundamentals.

Responsibilities

• Support the Tier 2 continuous operations mission by maintaining and troubleshooting enterprise products and services for on-premises and MED365 Cloud environments.
• Triage and resolve issues involving server patches, configurations, software faults, and scheduled maintenance, validating deployed security patches using approved Information Assurance tools.
• Manage Active Directory user and group objects, restore directory objects, and support mobile computing and end-user devices under established governance.
• Identify and troubleshoot Enterprise Management issues related to servers, patches, and data-at-rest encryption services.
• Support cloud and tenant environments by managing user access, permissions, and monitoring resource usage to ensure secure and reliable operations.
• Provide site administrator support and enterprise monitoring for Group Policy Objects, including initial troubleshooting and security group assignments.
• Perform routine systems administration tasks on enterprise servers, including account unlocks, data recovery actions, and enterprise software password management.
• Remotely access government equipment to resolve issues and escalate unresolved problems to Tier 3, providing clear de-escalation when issues are resolved.
• Monitor enterprise assets using approved monitoring tools to maintain service availability and detect performance or outage conditions.
• Produce and distribute outage-related documentation, including downtime reports, SITREPs, and after-action products, for significant service interruptions.
• Document incidents, outages, and resolutions within the ticketing system for both on-premises and MED365 Cloud environments.
• Support MED365 eDiscovery activities related to data collection, preservation, review, and disposition for investigations and compliance events.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level