System & Network Engineer (Level II)

Overview The System and Network Administrator is responsible for overseeing, managing, and maintaining IT infrastructure across multiple client environments. This role involves providing technical expertise in system and network administration to ensure seamless operation and security of both on-premises and cloud-based systems. The System and Network Administrator will manage a broad range of systems, including networking equipment, servers, firewalls, virtualization technologies, and cloud services, and provide comprehensive support to ensure business continuity and optimal performance.

Key Responsibilities

Network and System Administration

Administer and maintain client network infrastructures, including routers, switches, firewalls, and wireless technologies from vendors such as Cisco, SonicWall, Palo Alto, Juniper, F5, HP, and Aruba

Manage and maintain server environments, both on-premises and in the cloud, using Windows Server ) and virtualization technologies such as VMWare and Hyper-V

Support and administer Microsoft 365, Active Directory, and Azure environments, including user management, group policies, and cloud-based services

Implement and maintain firewalls and VPN solutions such as Cisco AnyConnect, Meraki, SonicWall, and Fortinet to ensure secure remote access and data protection

Security and Compliance

Monitor, configure, and manage security protocols, including intrusion detection / prevention systems, firewalls, and anti-virus solutions

Perform regular security assessments, vulnerability scans, and patch management to ensure compliance with security best practices

Work with clients to develop and implement disaster recovery and business continuity plans

Support and Troubleshooting

Provide Level 1 and Level 2 technical support for system, network, and application issues

Use remote management tools to diagnose and resolve issues in a timely manner, ensuring minimal disruption to client operations

Troubleshoot problems across various client environments, ranging from simple desktop issues to complex network problems

Virtualization and Cloud Services

Administer VMWare environments, including the installation, configuration, and maintenance of virtual servers

Provide expertise in cloud services, particularly Azure, to support client needs for scalable and resilient infrastructure

Collaboration and Ticket Management

Collaborate with internal and external teams to provide effective IT solutions and support

Utilize ticketing systems such as ConnectWise, Kaseya, and ServiceNow to track, manage, and resolve support requests in an organized and timely manner

Ensure proper documentation of all configurations, troubleshooting efforts, and solutions in the ticketing system

Monitoring and Reporting

Proactively monitor network and system performance, using monitoring tools to detect and resolve potential issues before they impact client operations

Provide regular reports on system performance, uptime, and security incidents to management and clients

Requirements

5+ years of experience as a System and Network Administrator, with a proven track record of installing, configuring, maintaining, and troubleshooting network and data center technologies

5+ years of experience in a helpdesk or technical support role, providing frontline support and resolving issues via ticketing systems

Expertise in Microsoft 365, Active Directory, and Azure cloud platforms, including advanced user and group management, permissions, and cloud services administration

In-depth knowledge of firewall technologies and VPN solutions such as Cisco AnyConnect, Meraki, SonicWall, and Fortinet, with hands-on experience configuring and troubleshooting these systems

Strong proficiency in VMWare and other virtualization platforms, including virtual machine setup, maintenance, and performance tuning

Experience managing Windows desktop and server environments ), with a strong understanding of patch management, updates, and system hardening

Proficiency with ticketing and remote management tools such as ConnectWise, Kaseya, ServiceNow, and other similar platforms

Solid understanding of networking protocols, including TCP / IP, DNS, DHCP, and VPN configurations

Strong problem-solving skills, with the ability to work efficiently in a fast-paced environment and manage multiple client systems simultaneously

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