Senior Principal Network Engineer, onsite, Marlborough, MA

Us-Ma-Marlborough-Ma3 ~ 1001 Boston Post Rd ~ Bldg 3senior

Network EngineerInfrastructure & Cloud

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Quick Summary

Key Responsibilities

Provide advanced knowledge in support of (software/firmware/hardware) LAN/WAN components including routers, switches, firewalls (Cisco/Palo Alto). Monitor, analyze, troubleshoot,

Requirements Summary

Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S.

Technical Tools

Network EngineerInfrastructure & Cloud

2026-09-14

United States of America

US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3

Onsite

Requirements

~2 min read

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 8 years prior relevant experience, or An Advanced Degree in a related field and minimum 5 years' experience.
Knowledge of configuration and troubleshooting of Cisco routers, switches, firewalls, and intrusion detection systems, including software upgrades.
Active and transferable U.S. government issued Top Secret DOD security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Certifications in Security+ within 6 months and Cisco Certified Network Associate (CCNA) is highly desired within a year.
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.
Willingness and availability to travel domestically as needed.
Knowledge of configuration and troubleshooting of encryption devices.
Effective customer service skills, including oral and written communications.
Experience with platforms such as IP telephony, NTP servers, GemOne, and SolarWinds.
Ability to work under time constraints.
Experience with classified computing, STIG compliance, and network refreshes
Current DoD Top Secret level security clearance

Secret - Current

Active and existing security clearance required on day 1

Responsibilities

~2 min read

→Provide advanced knowledge in support of (software/firmware/hardware) LAN/WAN components including routers, switches, firewalls (Cisco/Palo Alto).
→Monitor, analyze, troubleshoot, and optimize network system performance, proactively identifying and quickly resolving service impacting issues.
→Review system vulnerability assessments to ensure compliance with recognized industry standards and best practices.
→Drive and/or participate in projects in support of installation and/or improvement to voice, video, and network infrastructure.
→Produce, update, and generally improve technical documentation to support security requirements and operational support of systems.
→Propose to management and configure network solutions, meeting all communications requirements based on future needs, current usage, cost savings, and availability.
→Provide regular monitoring and network analysis regarding short- and long-range planning for network infrastructure.
→Assist with coordination of third-party maintenance and procurement for network equipment or with vendors for third-party support.
→Assist in the overall performance and capability of technical teams through mentoring, training, and knowledge sharing.
→Willingness and availability to work outside normal business hours (evenings and weekends) as needed.
→Willingness and availability to travel to local and other U.S domestic sites approximately 30% of time.
→Must be able to work with general supervision and follow established procedures.

→Apply Network Engineering expertise to facility moves, new construction buildings, supporting classified programs in multiple locations across Raytheon.

→Advanced knowledge of industry leading network products and Network Design/Architecture for all programs.

What We Offer

~1 min read

✓Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

✓Relocation Eligibility – This role is relocation eligible if the selected applicant meets company policy criteria.

Please consider the following role type definition as you apply for this role.
- 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.

The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

Click on this link to read the Policy and Terms