Network Administrator I

Network Administrator I

Location


US-AZ-Phoenix

ID


2026-4395

Category


IT / Cyber Security / Network Systems

Position Type


Full-Time

Remote


No

Clearance Required


Public Trust (Tier 4)

Overview

Now Hiring at AMERICAN SYSTEMS

Epsilon, Inc. has joined AMERICAN SYSTEMS! As one organization, we offer expanded resources, streamlined operations, and increased opportunities for growth and development.

Join us to be part of a dynamic, collaborative environment dedicated to innovation and customer success.

Responsibilities

An Average Day:

As the Network Administrator I you will be responsible for supporting network administration services and contributing to the smooth operation of LAN/WAN, network segments, and Internet and intranet networking systems. You will be involved in troubleshooting network issues, assisting with installations and configurations, and aiding in the maintenance of network security and performance. Additionally, in this position you will:

Experience with routing and routing protocols, BGP, EIGRP, and VRF.
• Familiarity with IP addressing for DNS requests.
• Assist in troubleshooting low to moderate-severity network incidents and ensure prompt resolution.
• Provide support for approximately 1200 routers, switches, firewalls, and network appliances.
• Contribute to router and switch installation, administration, and basic troubleshooting tasks.
• Assist in the installation and basic upgrades of router, switch, firewall, and network appliance software.
• Support basic installation, administration, and troubleshooting of Proxy devices, DNS/IPAM, TCP/IP, DHCP, VLAN, LAN, Wi-Fi, WAN, and networking protocols.
• Contribute to supporting a network environment with voice, video, data, operational data, and mobile applications.
• Participate in the installation, administration, and basic troubleshooting of IDS, VPN, VTC, and network monitoring tools.
• Provide support in cabling and fiber optic systems installation, administration, and basic troubleshooting.
• Manage patch and vulnerability management of network infrastructure.
• Create, update, and maintain network documentation, including diagrams, configuration templates, procedure documents, compliance documents, and training materials.
• Assist in maintaining basic network cybersecurity functions under guidance.
• Support SCADA network environment under guidance.
• Follow change management procedures and provide timely acknowledgment and resolution of service requests.
• Ensure network devices are managed in accordance with regulatory requirements.
• Participate in monitoring network systems, management/security software, and network monitoring systems.

Qualifications

• As a requirement of this position, all candidates must be a U.S. Citizen. In accordance with8 U.S.C. 1324b(a)(2)(C), we will not consider candidates for this position who do not meet the aforementioned conditions.
• Must be able to pass federal background investigation and obtain a Public Trust.
• 1-3 years of experience or a Bachelor's degree in a related field.
• Basic knowledge or educational background in installing, configuring, and maintaining Cisco network and/or security equipment.
• Familiarity with basic network design documentation using Visio and Microsoft Office applications.
• Developing problem-solving skills with the ability to analyze and recognize solutions.
• Basic understanding of networking concepts, principles, and practices.
• Exposure to or knowledge of BGP, OSPF, and EIGRP routing protocols.
• Basic familiarity with MPLS networks.
• Developing ability to interpret and analyze packet captures, OSI model, cable plant systems, and data center architecture.
• Interest in network firewalls, security appliances, VPNs, and access control methodologies.
• Developing understanding of wireless networking technology.
• Exposure to network segmentation, DNS, DHCP, and IPAM concepts.
• This position may participate in a 24/7 environment and involve shift work in the future.
  
  
• Must be able to:
• Lift up to 25 lbs.
• Bend, stretch, squat, kneel, to move equipment, set up workstations (projectors, TV screens, computers, servers, routers, printers, tools, etc.).
• Must be able to present acceptable identification for customer badging and site access, such as a REAL ID compliant driver license, U.S. Passport, or other approved document from the GSA Required Identification List.

Pay Transparency Statement

AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $58,800.00/Yr. - USD $67,930/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.

EEO Statement

EEO Race/Sex/Disability Status/Veteran Status