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# Junior Network Administrator, Analyst, Tewksbury, MA ONSITE

- **Company:** RTX
- **Location:** Tewksbury, MA, United States
- **Experience:** Starter
- **Salary:** $57,200.0 - $108,800.0
- **Contract:** Permanent contract
- **Skills:** IEEE 802.1X, Access Control List, User Authentication, VoIP, Client Server Models, Network Analysis, Cisco Routers, Computer Networks, Networking Hardware, Intrusion Detection Systems, Microsoft Visio, Network Monitoring, Network Administration, Network Routers, Identity Services Engine, Firewalls (Computer Science), SolarWinds (Software), Network Server, Cisco
- **Published:** November 5, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9293421/junior-network-administrator-analyst-tewksbury-ma-onsite

## About the Role

Obtain Certifications in Security+ within 6 months and Cisco Certified Network Associate (CCNA) is highly desired within a year.

Qualifications You Must Have:

Typically Requires a bachelor's degree or an additional 1 year of Network Administration/Engineering/STEM work experience may be substituted for each 1 year of college

Experience in configuration and troubleshooting of Cisco routers, switches, firewalls, and/or intrusion detection systems, including software upgrades.

Active, In-Scope and transferable U.S. government issued Secret security clearance is required prior to start date.

U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

We ideally need someone with Cisco ISE experience with 802.1X, SolarWinds, and setting up client server environments for government networks.

Experience with current cabling and fiber standards.

Experience with access control list, security posture, and vendor best practices.

Experience with Visio diagramming and design capabilities.

1-2 years of experience with network management software.

Experience with platforms such as IP telephony, NTP servers, GemOne, and SolarWinds.

Current DoD Top Secret level security clearance

## Description

Maintains smooth operation of voice and data networks. Plans, evaluates, coordinates, and performs installation and/or reconfiguration of hardware and software elements of data and/or voice communication network

Work in developing technical expertise in all areas of voice and data networks hardware and software interconnection and interfacing, such as switches, routers, firewalls, authentication servers, encryptors etc.

Work with network management software platforms.

May propose solutions to management to ensure all communications requirements based on future needs and current usage, configuring such solutions to optimize cost savings aligning with future requirements factoring in redundancy and required network uptime.

Prepares or ensures that appropriate network documentation exists, including operational instructions, technical diagrams, and other documentation. Where no documentation exists, assist in developing documentation.

Provide regular monitoring and network analysis regarding short- and long-range planning for in-house systems.

Assist with coordination of third-party maintenance for network equipment or with vendors for third-party support.

Willingness and availability to work outside normal business hours (evenings and weekends) as needed.

Must be able to work with general supervision and follow established procedures.

Willingness and availability to travel domestically as needed.

Certifications in Security+ within 6 months and Cisco Certified Network Associate (CCNA) is highly desired within a year., Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

For onsite and hybrid roles, commuting to and from the assigned site is the employee's personal responsibility.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.