Security Communications Systems Architect

About This Role

This senior individual contributor position is the technical authority for the company's national radio system and the constellation of voice, intercom, emergency call, and mass notification systems that constitute the security communications environment. The role reports to the Senior Manager, Technical Security Systems Architecture, and is responsible for the architecture, deployment, and ongoing operation of Land Mobile Radio (LMR), broadband Push-to-Talk (PTT), SIP-based intercom and code blue systems, public safety in-building radio coverage, and enterprise mass notification. The successful candidate is fluent on both sides of the radio-to-IP boundary and will be critical in designing, building, procuring, maintaining, and continually enhancing technical security systems and programs to protect company assets and personnel.

Responsibilities

• Own the architecture of Anduril’s national radio system, including the tiered design of broadband Push-to-Talk over LTE/5G, including fallback architectures
• Develop fleet plans, talkgroup architectures, encryption profiles (AES-256 over P25, MCPTT key management over LTE), over-the-air programming (OTAP) and over-the-air rekeying (OTAR) workflows, and Key Management Facility (KMF) procedures
• Own the Anduril radio Approved Products List (APL); ensure all hardware and software meet Trade Agreements Act (TAA) and NDAA Section 889 requirements
• Design intercom systems for facility entrances, dock doors, controlled access points, and accessible entries, using SIP-native platforms such as Aiphone IX, 2N, Commend, or Zenitel/Stentofon, integrated with Security Center
• Architect and deploy emergency call (blue light) systems using platforms such as Code Blue
• Architect and deploy enterprise mass notification, with delivery across radios, IP phones, IP speakers, mobile applications, desktop pop-ups, and digital signage
• Develop notification policy and routing logic
• Engineer IP paging, public address, and overhead speaker systems using SIP-native or SIP-bridged endpoints
• Engineer the network underlay required by voice and SIP services, including QoS marking and queueing for RTP, multicast routing for IP paging, VLAN segmentation, PoE budgeting, and switch port profiles
• Coordinate with IT and InfoSec on SIP signaling security (TLS), media encryption (SRTP), session border control, perimeter design, and lawful logging of communications events into the enterprise SIEM
• Design and operate the dispatch console architecture for the GSOC, integrating LMR, LTE PTT, SIP intercom, and mass notification under a unified operator experience using Genetec Mission Control SOPs
• Maintain interface documentation and network diagrams for every site, including donor antenna locations, BDA placement, head-end distribution, and SBC connectivity

Requirements