Sr. Prin. Infrastructure / Networking Engineer
RTX (Raytheon)
- Location
- US-CA-ANAHEIM-406 ~ 160 N Riverview Dr ~ BLDG 406, Ste 150
- Work model
- On-Site
- Level
- Senior
- Posted
- Aug 25, 2026
Skills
About this role
Location: US-CA-ANAHEIM-406 ~ 160 N Riverview Dr ~ BLDG 406, Ste 150

 Position Role Type: Onsite

 U.S. Citizen, U.S. Person, or Immigration Status Requirements: 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

 Security Clearance Type: TS/SCI with Poly - Current

 Security Clearance Status: Active and existing security clearance required on day 1 Raytheon Company Managed by Collins Aerospace This role is primarily On-Site, with flexibility at hiring manager discretion. Applied Signal Technology (AST), a national asset in the SIGINT domain, is seeking a Senior Principal Infrastructure / Networking Engineer who strives for excellence and has a passion to be part of a team that strengthens our nation and improves the security of our world. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the U.S. and its partners. AST’s work in areas such as high-capacity broadband communications, signal processing and analysis, tactical SIGINT, and wireless communications continually challenge our extraordinary engineers to resolve problems and make the world a safer place. AST’s work environment is dynamic, highly collaborative and provides engineers the freedom to strengthen and expand their skills, explore new and creative ideas, and work closely with our nation’s finest service members all while embracing integrity, innovation and work-life balance. This is an ONSITE position at ourAnaheim Hills, CA location. To find out more about AST, please click the following link - Applied Signal Technology:
WHO WE ARE
What You Will Do You will be an integral part of a team that makes decisions and generates ideas that will push products above and beyond. You will guide and oversee the design, develop, test and delivery of advanced high-capacity systems that process modern communications. You will work with other experienced members in R&D on system development and deployments for the protection of our country. You need excellent written and verbal communication skills and the ability to work autonomously yet collaboratively in a team environment. You will generate briefings and present material to team members, customers, and AST Management as necessary. Travel up to 25% - other AST locations / customer sites Qualifications You Must Have Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience unless prohibited by local laws/regulations. Experience with system development to support multiple programs. Experience with development using Python or similar scripting languages Hands-on experience with Linux, especially Red Hat based distributions Experience with System Administration Experience with enterprise grade networking equipment, such as Cisco, Arista, or Juniper Experience with virtualization technology (KVM, VMWare, Hyper-V) Experience and/or knowledge of network protocols, such as TCP/IP and UDP Experience with configuration management systems (Puppet, Ansible, Salt) Experience designing and setting up networks and data centers Experience verifying and validating the software and system work as intended Experience working both in a team environment and independently Active and transferable Top Secret SCI (TS/SCI) U.S. government issued security clearance is required prior to start date with the ability to obtain a polygraph after start . U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Qualifications We Prefer: Experience with User Interface development Experience with enterprise grade storage equipment Experience with object-oriented programming languages. Strong experience with Python or other scripting