Overview:
JHNA Technology Security is looking for an experienced System/Network Administrator to provide support across our business.
The System and Network Administrator role includes configuring, troubleshooting, optimizing, and maintaining the organization's physical servers, Microsoft 365 Tenants, workstations, and other software and hardware support services requested by management and end users. The role requirements managing and overseeing all IT equipment ensuring availability, performance, and security. The System and Network Administrator will assist in planning and implementation of policies and procedures to ensure system provisioning and maintenance that is consistent with company goals, industry best practices, and regulatory requirements such as NIST 800-171. Ensures all technical implementations and support are of the highest quality and meets the needs of the customers being served. This position will require occasional after hours/weekend work when systems and situations demand attention to ensure company users are functional and client needs are addressed. Management reserves the ability to request other functions from this position. Exceptional customer service, written, and oral communication skills are required.
Responsibilities

• Supports the technical needs of users of internal and external systems within the organization. Develops and maintains actionable monitoring, alerts, and notifications for the environment. Troubleshoots and resolves issues promptly to ensure uninterrupted service for the business.
• Responsible for the day-to-day management of IT infrastructure with a strong emphasis on the implementation, optimization, and maintenance of Azure involving multiple subscriptions, one for each company.
• Assists with administration of the Microsoft 365 environment including User Accounts , Groups, and Devices using Entra and Intune.
• Assists with implementation, management, and maintenance of Microsoft Teams, SharePoint, OneDrive, and related services.
• Monitors system health and performance.
• Ensures the security of company services and data.
• Maintains and monitors Microsoft Defender XDR (formerly Microsoft 365 Defender)
• Knowledge of Microsoft SIEM a plus.
• Participates in migration projects, such as moving data to OneDrive or transitioning from other services including on-premise to M365.
• Regularly review the updates and changes to the environment and communicate any impacts or benefits to the organization.
• Monitors best practices and emerging features to ensure the organization maximizes its investment in technology.
• Analyzes metrics, identifies bottlenecks, and optimizes resources. Monitors utilization trends and plans for upgrades or enhancements as needed.
• Manages daily support of network servers, workstations, Cloud services, and other organization devices or services as needed.
• Monitors and maintains the IT asset inventory, produces accurate records for software licensing, hardware warranty, and other registration materials necessary for vendor support and compliance needs.
• Enforces IT system usage policies through the monitoring of Microsoft Defender XDR, security event logs, content scanning and other monitoring procedures defined by IT management. Implements and manages technical controls threat protection and prevention, encryption, access control, and secure configuration, among others.
• Coordinates and manages backup and disaster recovery solutions to ensure the availability of organizational resources.
• Creates and maintains automation for resource deployments and management using Intune services.
• Develops and maintains documentation. Documentation to include system manuals, process logs, control objectives, scheduled job tasks, problem reporting/resolution, backup logs, security, and virus remediation.

Education, Skills, Personal Attributes, and Experience Required .

• Three or more years working in an IT department as a Network/System Administrator, with hands on experience managing On-Premise Active Directory, Microsoft 365 and contemporary workstation and server operating systems.
• Security Certification of equivalent
• Ability to obtain/maintain as security clearance