Network Engineer, Principal Specialist, Onsite Portsmouth, RI

Network Engineer, Principal Specialist (P3) – Raytheon Digital Technology, Classified Infrastructure Services Network Engineering Team. Fully onsite in Portsmouth, RI (1847 W Main Rd, NIMITZ BLDG). Requires an active US DoD Secret clearance and U.S. citizenship. Responsibilities Maintain smooth operation of voice and data networks. Plan, evaluate, coordinate, and perform installation and/or reconfiguration of hardware and software for data and voice communication networks. Develop technical expertise in voice and data network hardware and software interconnections such as switches, routers, firewalls, authentication servers, encryptors, etc. Maintain network management software platforms. Propose and configure solutions to meet future communication requirements, optimizing cost savings and redundancy. Prepare or ensure appropriate network documentation exists, including operational instructions and technical diagrams. Provide regular monitoring and network analysis for short‑and long‑range planning of in‑house systems. Assist with third‑party maintenance coordination for network equipment and vendors. Design network architectures: select hardware and software packages, create hierarchical architecture, and apply geographical limitations. Work with program engineers to resolve networking problems in tactical environments. Mentor, train, and share knowledge to enhance technical team performance. Willingness to work outside normal business hours, including evenings and weekends. Qualifications Typical: University degree or equivalent experience and minimum 5 years of relevant experience, or advanced degree and minimum 3 years’ experience. Experience configuring and troubleshooting Cisco routers, switches, firewalls, and intrusion detection systems, including software upgrades. Experience with current cabling and fiber standards. Active and transferable US DoD Secret security clearance required prior to start date. U.S. citizenship required. Willingness and availability to travel domestically. Preferred Qualifications Experience with access control lists, security posture, and vendor best practices. Experience with Visio diagramming and design. Knowledge of configuring and troubleshooting encryption devices. Effective customer service skills, oral and written communication. Experience with IP telephony, NTP servers, GemOne, and SolarWinds platforms. Certifications: Security+ within 6 months, CCNA highly desired within a year. Ability to work under time constraints. Experience with classified computing, STIG compliance, and network refreshes. Benefits Salary Range: $86,800 – $165,200. Medical, dental, vision, life insurance. Short‑term and long‑term disability. 401(k) match. Flexible spending accounts. Paid time off, holidays, parental leave. Relocation support for qualifying applicants. Security Clearance Active US Secret clearance required. RTX will sponsor clearance application, and an interim clearance must be granted before Day One. Job Type Onsite – employees work primarily onsite; commuting is personal responsibility. Equal Employment Opportunity 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. RTX provides affirmative action for individuals with a disability and protected veterans in compliance with Section503 and the Vietnam Era Veterans’ Readjustment Assistance Act. #J-18808-Ljbffr