System Administrator – Network

Electrosoft•Atlanta, GA

1d•$105,000 - $120,000

About The Position

Electrosoft Services, LLC is seeking a Systems Administrator – Network to design, implement, maintain, secure, and optimize network infrastructure. The role supports LAN, WAN, VPN, wireless networking, and Cisco IP Phone systems with ISE. The administrator will troubleshoot issues, conduct maintenance and security assessments, document network configurations and procedures, and contribute to disaster recovery and business continuity planning. The position also involves mentoring junior staff and collaborating with IT teams on infrastructure projects and upgrades.

Requirements

At least 7 years of experience in network administration, with 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 certifications 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 systems with ISE.
Implement network solutions aligned with organizational goals and evaluate 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 measures, including firewalls, intrusion detection/prevention systems, and encryption.
Conduct security assessments and vulnerability scans, and develop and enforce network security policies and procedures.
Analyze traffic and performance metrics, address bottlenecks, optimize configurations, and implement quality of service (QoS) policies.
Collaborate with IT teams to optimize network aspects of applications and services.
Maintain documentation of network configurations, changes, and procedures, and report on performance, security incidents, and maintenance.
Develop and update disaster recovery and business continuity plans for network infrastructure.
Mentor junior network administrators and IT staff.
Collaborate with systems administrators, developers, and security professionals on IT projects and initiatives.
Participate in planning and executing IT infrastructure projects and upgrades.