System Administrator – Network

Electrosoft•Atlanta, GA

About The Position

Electrosoft Services, LLC is seeking a network-focused Systems Administrator to design, deploy, manage, secure, and optimize network infrastructure. The role includes administration of LAN, WAN, VPN, and wireless networks, as well as configuring and monitoring Cisco IP Phone with ISE Systems. The administrator will maintain network availability and performance, address network incidents, support security controls, document configurations and procedures, and contribute to disaster recovery and business continuity planning. The position also involves mentoring junior administrators and collaborating with other IT teams on projects and infrastructure upgrades.

Requirements

At least 7 years of experience in network administration, including at least 2 years as a VOIP administrator.
Bachelor’s degree in computer science, information systems, cybersecurity, or a related field, or an equivalent combination of education and experience.
Proven experience designing, implementing, and managing complex network environments.
Proficiency with networking technologies and protocols such as TCP/IP, DNS, DHCP, BGP, and OSPF.
Experience with network hardware such as routers, switches, firewalls, and load balancers from Cisco, Juniper, or equivalent vendors.
Knowledge of network security best practices and tools, including firewalls, IDS/IPS, and VPNs.
Familiarity with wireless networking technologies and management.

Nice To Haves

Relevant certification such as Cisco Certified Network Professional (CCNP), CompTIA Network+, Certified Information Systems Security Professional (CISSP), or similar.

Responsibilities

Design, deploy, and manage LAN, WAN, VPN, and wireless network infrastructure.
Configure and monitor Cisco IP Phone with ISE Systems.
Implement network solutions aligned with organizational goals and recommend technologies to improve performance and efficiency.
Monitor network performance, troubleshoot issues, and provide timely support for network-related incidents and outages.
Perform network maintenance, including firmware updates, patch management, and hardware replacements.
Implement and manage network security controls, conduct security assessments and vulnerability scans, and develop and enforce security policies and procedures.
Analyze traffic and performance metrics, identify bottlenecks, optimize configurations, and implement quality of service policies.
Collaborate with IT teams to optimize network-related aspects of applications and services.
Maintain network documentation and generate reports on performance, security incidents, and maintenance activities.
Develop and update disaster recovery and business continuity plans for network infrastructure.
Mentor junior network administrators and IT staff.
Collaborate with cross-functional teams and participate in planning and execution of IT infrastructure projects and upgrades.