What tech stack does RTX use?

RTX's most strategically significant infrastructure commitment is a December 4, 2025 strategic collaboration agreement between Raytheon (an RTX business) and Amazon Web Services, focused on satellite data processing and space mission control operations. Under the collaboration, RTX leverages AWS Outposts for edge mission management at remote ground stations, AWS serverless technologies for scalable constellation command and control, and Amazon SageMaker and Amazon Bedrock for AI/ML-powered mission data processing and software development acceleration. The stated goal is to dramatically reduce the latency between data collection and actionable intelligence for national security space customers.

For enterprise ERP and corporate IT, RTX actively runs SAP S/4HANA and SAP BTP across its global operations. Job postings in 2025–2026 specifically recruit SAP BTP Integration Suite developers, SAP CAP/RAP backend engineers, and SAP BTP Cloud Application Programming model developers — indicating an active S/4HANA migration and BTP integration layer build-out underway across the company's global finance, supply chain, and procurement systems. The CDO's organization under Vince Campisi drives this corporate digital infrastructure, while segment CIOs execute deployment within their respective business units.

Classified defense systems within Raytheon operate on air-gapped infrastructure or government-accredited cloud environments and are not publicly disclosed. These systems are subject to CMMC 2.0 cybersecurity certification requirements and, for the most sensitive programs, NSA-approved cryptographic standards. Vendors seeking to supply software or IT services to Raytheon defense programs must be prepared for these hard compliance gates before a first contract can be executed.

RTX's avionics software (Collins Aerospace) and engine control software (Pratt & Whitney) are written primarily in safety-certified languages: C, C++, and Ada. All flight-critical software is verified to DO-178C (software airworthiness) and DO-254 (complex electronic hardware airworthiness) standards — a non-negotiable requirement for FAA and EASA certified aviation products. MATLAB and Simulink are widely used across engineering organizations for model-based systems engineering (MBSE) and controls design, consistent with standard practice in the aero-engine and avionics industries worldwide.

For engineering simulation and digital twin development, RTX's CTO organization has been investing in MBSE platforms and physics-based modeling. The RTX Technology Research Center develops advanced computing methods including quantum algorithm development (relevant to quantum sensing programs) and AI-assisted engineering design tools. BBN Technologies contributes expertise in acoustics, signal processing, and machine learning that feeds into both defense and commercial programs.

For data analytics and productivity, Microsoft 365 is the inferred productivity and collaboration platform at enterprise scale — consistent with RTX's size and U.S. government contractor profile. CRM and sales tooling are not publicly documented for RTX; Salesforce is the dominant CRM at comparable defense prime contractors but has not been formally confirmed for RTX specifically.

RTX's December 2025 AWS strategic collaboration is the clearest buying signal in the public record: AWS is the preferred cloud platform for new workloads across Raytheon's space and mission systems business. Vendors pitching GCP or Azure as primary cloud platforms for RTX workloads face a significant qualification barrier. Any AI/ML or data product sold into RTX's defense or space segment should be demonstrable on AWS-native services — SageMaker, Bedrock, and Outposts — to align with the stated architecture.

The active SAP BTP build-out is a clear opportunity for systems integrator partners and SaaS vendors with native SAP BTP integration connectors. RTX appears to be mid-cycle in its S/4HANA transformation, meaning ERP-adjacent point solutions in spend analytics, supplier portals, contract management, and supply chain visibility that integrate natively with SAP BTP are positioned for direct adoption during the migration window. This is time-sensitive: once the BTP integration layer is locked, switching costs rise substantially.

The hardest entry barrier remains compliance. For Raytheon defense programs, CMMC 2.0 Level 2 or Level 3 certification is required, and FedRAMP-authorized cloud products are strongly preferred for programs handling Controlled Unclassified Information. DO-178C certification is mandatory for any software that touches flight-critical systems at Collins Aerospace or Pratt & Whitney. Technology vendors without these certifications should pursue partnerships with RTX-qualified integrators rather than direct supply relationships.