> Markdown version of [/jobs/ext/2831219-network-administrator-senior-analyst-tewksbury-ma-onsite](https://www.wearedevelopers.com/jobs/ext/2831219-network-administrator-senior-analyst-tewksbury-ma-onsite). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Administrator, Senior Analyst, Tewksbury, MA ONSITE - **Company:** RTX - **Location:** Concord, NH, United States - **Experience:** Expert - **Salary:** $68,900.0 - $131,100.0 - **Contract:** Permanent contract - **Skills:** IEEE 802.1X, Cisco Hardwares, CompTIA Security+, Computer Networks, System Configuration, Data Center Infrastructure Management (CIM), Local Area Networks, Network Diagrams, Network Planning and Design, Network Monitoring, Network Management System, Simple Network Management Protocols, Wide Area Networks, Identity Services Engine, Computer Network Operations, High Performance Computing, Computer Network Technologies, SolarWinds (Software), Cisco - **Published:** September 10, 2026 - **Apply:** https://globalhr.wd5.myworkdayjobs.com/REC_RTX_Ext_Gateway/job/US-MA-TEWKSBURY-TB3--50-Apple-Hill-Dr--CONCORD-BLDG-Tewksbury-Tb3-300-Concord/Network-Administrator--Senior-Analyst--Tewksbury--MA-ONSITE_01873448 ## About the Role Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance, * Typically requires a University Degree or equivalent experience and minimum 2 years of prior relevant experience, or an Advanced Degree in a related field. * Experience configuring and troubleshooting Cisco hardware on Local Area Networks (LAN) within classified environments * Active 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 * Effective customer service skills, including oral and written communications. * CompTIA Security+ (or equivalent 8570 IAT Level II or 8140 Intermediate for Network Operations Specialist). Strongly preferred or will need to obtain within first 6 months of employment. * Experience installing and operating SNMP-based network management tools (e.g. SolarWinds) * Experience configuring and troubleshooting RADIUS for 802.1x and AAA using Network Policy Server or Cisco Identity Services Engine * Experience configuring and operating Type-1 encryption devices (e.g. KG-175 series) * Associate-level Cisco certification (e.g. Cisco Certified Network Associate) * Active and transferable U.S. government issued Top Secret security clearance preferred. ## Description The Classified Infrastructure Services department provides expertise to programs in Data Center Management, Networking and High-Performance Computing. As a Network Administrator (Senior Analyst Level - P2), you will work closely with system administrators and cybersecurity and bring an enhanced level of knowledge on networking technologies and practices to support multiple program Local Area Networks (LANs) and Wide Area Networks (WANs). This is an on-site position in our Tewksbury, MA location. What You Will Do * Troubleshoot and resolve incidents and problems reported by users and system administrators * Follow network design guides and processes/practices * Review Technical Security Controls with minimal supervision * Monitor network for health and performance * Create and maintain technical documentation such as network diagrams * May require occasional domestic travel, Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as: 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. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Cyber Sleuth: Finding Hidden Connections in Cyber Data](https://www.wearedevelopers.com/videos/893-cyber-sleuth-finding-hidden-connections-in-cyber-data) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Best US AI Conferences for CTOs in 2026: Build vs. Buy, Vendor Evaluation, and Peer Intelligence](https://www.wearedevelopers.com/magazine/736-best-us-ai-conferences-for-ctos-in-2026-build-vs-buy-vendor-evaluation-and-peer-intelligence) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)