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PDI Technologies is seeking a System Administrator I to join its 24/7 Network Operations Center (NOC) environment. This role is responsible for administering, monitoring, and optimizing enterprise IT infrastructure across on-premises and cloud environments, ensuring high availability, performance, and security.
Key responsibilities include:
**Incident & Service Management:** Monitor, triage, and resolve incidents within defined SLAs with timely escalation where required. Maintain clear communication with stakeholders throughout the incident lifecycle and document resolutions and root causes in accordance with operational processes. Demonstrate strong working knowledge of Microsoft ecosystem and Windows server environments.
**System Monitoring & Infrastructure Management:** Proactively monitor infrastructure using enterprise monitoring tools such as DataDog and PagerDuty. Respond to alerts across critical, warning, and error thresholds. Perform system upgrades, patch management, and scheduled maintenance activities. Manage and optimize server resources including CPU, memory, and storage capacity.
**Network Administration:** Configure, maintain, and troubleshoot network connectivity including static, dynamic, and failover tunnels. Perform routing updates, ASA licensing activities, and IP whitelisting tasks. Execute network security tasks such as IP blocking and tunnel resets.
**Identity & Access Management (IAM):** Administer Active Directory user accounts, group memberships, and access policies. Support identity synchronization between AD and Okta environments. Provision and maintain internal and customer user accounts in alignment with security policies.
**Database Administration Support:** Manage database-level access control, including granting and revoking SQL permissions. Support integration of identity groups with database systems.
**Cloud Infrastructure (AWS) Management:** Configure and manage AWS services including EC2, S3, and IAM components. Monitor cloud utilization and implement cost optimization measures. Perform scheduled backups, scaling, and disaster recovery support activities. Troubleshoot infrastructure and application-level issues within cloud environments.
**Technical Support & Troubleshooting:** Diagnose and resolve system performance issues, IIS services, hardware concerns, and access-related issues. Manage service configurations, permissions, and software installations. Support authentication-related issues including MFA resets.
**AI Enablement in NOC Operations:** Utilize AI tools to support operational efficiency in incident analysis and reporting. Perform summarization of alerts, logs, and incident data for operational insights. Develop structured prompts for root cause analysis and customer communications. Validate AI-generated outputs before operational use while ensuring adherence to data security standards.
The role operates in a hybrid work model with flexibility to work rotational shifts, including night shifts and weekends, based on operational requirements.
**Requirements:**
- Bachelor's degree in Computer Science, Information Technology, Electronics, or related field (or equivalent experience)
- 4–5 years of relevant experience in System Administration or NOC operations
- Experience with monitoring tools
- Strong knowledge of networking concepts including VPNs, tunnels, and ASA configurations
- Working knowledge of Active Directory, Okta, SQL, and server administration practices
- Ability to manage priorities effectively in a fast-paced, 24/7 operational environment
- Strong understanding of IT infrastructure, systems, and cloud technologies
- Effective verbal and written communication skills for stakeholder interaction
- Proven troubleshooting and root cause analysis capabilities
- Ability to work cross-functionally with internal and external teams
