More jobs:
Tier 2, System Administration
Job in
Corridor North, Howard County, Maryland, USA
Listed on 2026-10-05
Listing for:
Castello Systems, Inc.
Full Time
position Listed on 2026-10-05
Job specializations:
-
IT/Tech
IT Support, Systems Administrator, Cybersecurity
Job Description & How to Apply Below
- Monitor, manage, and maintain servers, operating systems, and key applications.
- Apply patches, updates, and configuration changes to systems in accordance with change management procedures.
- Perform routine system health checks, capacity planning, and performance tuning.
- Provide advanced technical support for escalated issues from help desk/Tier 1 teams.
- Diagnose and resolve system, application, and network-related problems.
- Assist with user account management, permissions, and access controls. Implementation & Configuration
- Ensure systems adhere to security best practices and organizational policies.
- Help implement and monitor security controls such as antivirus, endpoint protection, firewalls, and access management.
- Participate in audits, risk assessments, and remediation activities.
- Use monitoring tools to track system performance, availability, and capacity.
- Respond to alerts, incidents, and outages, performing root cause analysis and corrective actions.
- Prepare reports on system health, incidents, and improvements for management.
- Collaborate with IT teams (network, security, applications, help desk) on cross-functional initiatives and projects.
- Contribute to the development and refinement of IT processes, standards, and documentation.
- Provide input on technology selection and system architecture improvements.
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