Senior Network Engineer

RTX

18h•Remote

About The Position

RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses: Collins Aerospace Systems, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia. RTX ES Infrastructure is seeking an experienced Senior Network Engineer to help shape the future of our enterprise network infrastructure and drive the adoption of next-generation technologies. In this role, you’ll design, build, and integrate advanced IT solutions across multiple business units, supporting critical operations and long-term growth. You’ll work with technologies spanning Local Area Networks (LAN), Wide Area Networks (WAN), Metropolitan Area Networks (MAN), Wireless, and Voice/VoIP systems. This is a hands-on position where you’ll collaborate with cross-functional teams, mentor colleagues, and solve complex challenges in a dynamic, mission-driven environment. We are looking for a forward-thinking professional who combines deep technical expertise with a passion for secure, innovative solutions, adaptability to emerging technologies, and a commitment to fostering teamwork. Become a key contributor to the future of RTX’s secure and advanced network infrastructure.

Requirements

Typically requires a University Degree or equivalent experience and minimum 10 years prior relevant experience, or an Advanced Degree in a related field and minimum 7 years experience
7+ years of IT infrastructure experience, ideally with Cisco networking solutions (DMVPN, SD-WAN).
U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Nice To Haves

Advanced knowledge of routing and protocols (BGP, OSPF, EIGRP, OMP).
Strong background in network security, including IPSec, MACSec, segmentation, and integration with next-gen firewalls.
Skilled in diagnosing complex issues, conducting root cause analysis, and ensuring performance through monitoring tools (NetFlow, SNMP, telemetry).
Familiarity with hybrid WAN design (MPLS, broadband, LTE/5G) and traffic engineering/QoS.
Experience connecting enterprise networks to cloud environments (AWS, Azure, GCP) and optimizing SaaS applications.
Ability to managed competing priorities and to lead transformation initiatives in dynamic environments, leveraging Agile methodologies.
Excellent communication skills for working with both technical and non-technical teams.
Background in wireless technologies and Cisco ISE (802.1x, RADIUS, TACACS).
System integration familiarity with other vendor technologies (e.g., Palo Alto, Aruba) is a plus.
Proficiency in automation and orchestration tools (Python, Ansible, REST APIs, Cisco vManage).
Relevant certifications (CCNP, CCIE or equivalent) preferred but not required.
Self-motivated, adaptable, and eager to learn new technologies.

Responsibilities

Lead enterprise-wide network transformation initiatives, ensuring scalability, agility, and alignment with strategic goals.
Design and implement network solutions aligned with company standards and industry best practices.
Partner with internal teams to recommend innovative, cost-effective approaches to evolving network needs.
Mentor and support team members, fostering growth in technical proficiency and innovative problem-solving.
Configure, optimize, and upgrade network devices and systems for peak performance and reliability.
Lead troubleshooting efforts for advanced (Tier 4) network issues across multi-vendor environments and provide on-call support on a rotational basis.
Collaborate with infrastructure architects on feasibility studies, design optimization, and cost-benefit analysis.
Champion automation of manual tasks and improve efficiency by developing scripts and leveraging modern tools.
Transition solutions into operational support with clear documentation and playbooks.
Monitor and analyze network traffic, recommending improvements for performance and compliance.
Maintain comprehensive technical documentation and generate detailed reports to support ongoing operations.
Participate in occasional domestic/international travel to support business needs.

Benefits

Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs.
Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.
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.

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