NewPrincipal Software Engineer, Game - Unpublished R&D Product Riot Games IncPrincipal Software Engineer, Game - Unpublished R&D ProductLos Angeles, CAResponsibilities: Collaborate with external teams in other business units working in the same technical spaces (including Game Designers, Artists, Animators, Quality, Engineers, and Producers) to shape player experiences. Deliver exciting and meaningful improvements to gameplay tools focused on opening game design space in environments, physics, audio, and navigation.
Principal Software Engineer - Digital Engineering AI Enablement and Automation (AEA) (Onsite) RTX CorpPrincipal Software Engineer - Digital Engineering AI Enablement and Automation (AEA) (Onsite)Cedar Rapids, IAThe Principal Software Engineer - Digital Engineering AI Enablement and Automation (AEA) will play a pivotal role in driving engineering efficiency across Collins Aerospace by leveraging Artificial Intelligence (AI) and solution automation to deliver transformative solutions. Collins Aerospace, a business unit of RTX Corporation, is seeking a talented and innovative Artificial Intelligence and Automation Engineer to drive engineering efficiency by leveraging Artificial Intelligence (AI) and solution automation.
Principal Software Engineer - DevOps / Infrastructure (Onsite) RTX CorpPrincipal Software Engineer - DevOps / Infrastructure (Onsite)Sterling, VAQualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience. In this critical role, you will be part of an innovative team focused on designing and developing holistic, integrated simulation and training solutions, directly ensuring our customers are prepared for the most vital missions.
Principal Software Engineer, Gameplay - Teamfight Tactics Riot Games IncPrincipal Software Engineer, Gameplay - Teamfight TacticsLos Angeles, CAAs a Principal Software Engineer on the Live Experiences teams within Teamfight Tactics, you will collaborate with multidisciplinary teams to enable the creation of new game features, systems, and experiences for our players. As a software engineer, you'll work with both new and current technologies, creating innovative solutions to overcome high-volume obstacles and to deliver player value.
Principal Software Engineer - ARINCDirect Core Platform (Onsite) RTX CorpPrincipal Software Engineer - ARINCDirect Core Platform (Onsite)Annapolis, MDQualifications You Must Have: Typically requires a degree in Science, Technology, Engineering, or Mathematics (STEM) and minimum 8 years of relevant experience, or an advanced degree and 5 years of experience, or in absence of a degree, 12 years of relevant experience. ARINCDirect, part of the Connected Aviation Solutions unit of Collins Aerospace, provides planning, scheduling, and connectivity solutions that empower thousands of aircraft operations every day.
Principal Software Engineer - Lead DevOps Engineer (Onsite) RTX CorpPrincipal Software Engineer - Lead DevOps Engineer (Onsite)Sterling, VAWhat You Will Do: Serve as lead DevOps engineer for a team developing new simulation systems - supporting the full lifecycle of product development, from architecture and design, through integration, test, and field support. Qualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience.
NewPrincipal Software Engineer (Medical Device/Robotics) iMPact Business Group, Inc.Principal Software Engineer (Medical Device/Robotics)Fort Lauderdale, FLThe work includes migration of the current Mako OR simulator to NVIDIA Isaac Sim and expansion of the environment to support OR layout optimization, robotic system simulation, sensor simulation, and future AI model development for intra-operative use cases. Migrate the assets from the existing OR simulator to Isaac Sim using its import and scene definition capabilities, including the robot, the operating table, sawbone and tracking instrument models.
Sr. Principal II Software Engineer BAE Systems PlcSr. Principal II Software EngineerTotowa, NJ$153,377–$260,743 / yearAbout BAE Systems Electronic Systems BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. The Software organization develops and delivers Software solutions for our complex electronic products to our internal engineering teams and external testing sites.
Senior/Staff/Principal Imaging System Software Engineer Horizon Surgical SystemsSenior/Staff/Principal Imaging System Software EngineerLos Angeles, California$120,000–$140,000 / yearMicrosurgery in general and Ophthalmology are subfields of surgery for which the surgical outcomes can be significantly improved by robotic systems to allow superior dexterity, precision, accuracy, and visualization beyond the human surgeon’s own capabilities. Responsibilities: Software Architecture, Design and Implementation: Design, develop, and maintain C++ code for imaging systems including cameras, OCTs, and other medical imaging devices on Linux platforms.
Principal Software Systems Quality Engineer onsite Marlborough, MA RTX CorpPrincipal Software Systems Quality Engineer onsite Marlborough, MAMarlborough, MALADS programs include Global Patriot, Ghost-Eye / Lower Tier Air & Missile Defense, National Advanced Surface-to-Air Missile, Stinger, Next Generation Short-Range Interceptor, TOW, Javelin, Excalibur, and counter unmanned aerial systems. Eight years' working experience in a Quality or Technical role and applying principles across the following: Agile: SCRUM teams, sprints / increments, stories / points, backlog / burndown, continuous integration/delivery (CI/CD).
Principal Embedded Software Engineer (Onsite) RTX CorpPrincipal Embedded Software Engineer (Onsite)Richardson, TXQualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience. At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems.
Principal Software Test Engineer, Onsite RTX CorpPrincipal Software Test Engineer, OnsiteGoleta, CAFamiliarity with embedded microprocessor design, system on a chip software design, FPGAs, high-speed transceivers, DDR, flash memories, block diagrams, signal analyses or signal generation, and real-time operating systems. You will be responsible for interacting with other disciplines, such as Hardware, Electrical and Systems, and other team leaders and senior technical staff to insure the completeness and success of software testing.
Principal Software Engineer Foundation Health Global IncPrincipal Software EngineerOrlando, FLOur platform is live in production inside major US health systems - including Intermountain Health - where our AI handles real patient communication over voice and SMS and plugs directly into Epic workflows. Every day, prior authorizations delay prescriptions, pharmacists lose hours to paperwork instead of patients, and prescriptions slip through the cracks between health systems.
Principal Software Engineer – Boeing Displays Certification Focal (Onsite) RTXPrincipal Software Engineer – Boeing Displays Certification Focal (Onsite)Cedar Rapids, IowaAs a Certification Focal in our department, you will be responsible for the coordination of program-level certification activities, with primary emphasis on software certification, overseeing the development of program plans to support certification objectives, coordination of SOI reviews, readiness reviews, and directly supporting FAA/EASA Certification Compliance Finders (ODA / TCRs / DERs / E-UMs). Perform technical coordination with many various teams, including, but not limited to, customers (internal and external), systems engineers, hardware engineers, software engineers, partner suppliers, safety engineers, and program managers.
Principal Software Engineer AspiraPrincipal Software EngineerAustin, TXBachelor's degree in Computer Science or related field, with a Master's preferred, and 7+ years of software development experience, including 5+ years in lead or staff engineering roles. For more than 40 years, Aspira has been the market-leading provider of software and services that help public agencies protect natural and cultural resources while making them accessible for all.
AP110 Principal Software Systems Engineer / Full-Stack Architect SupportAP110 Principal Software Systems Engineer / Full-Stack ArchitectGreenbelt, MarylandRemoteAP110 Principal Software Systems Engineer / Full-Stack Architect Program: NASA GSFC Astrophysics Science Division: Guest Observer Facility (GOF) Modernization Project Location: Remote Position, US-based only (occasional travel to NASA Goddard Space Flight Center, Greenbelt, MD will be required for badging and review milestones) Employment Type: Full-time contractor position Level: Senior / Principal (~10+ years of relevant experience) Eligibility: Must be a US Citizen or Lawful Permanent Resident (LPR); having resided in the US for the past 3 consecutive years and able to meet the access requirements for a system handling Controlled Unclassified Information (CUI) and Personally Identifiable Information (PII). Defining Success: By the end of 2026, you deliver a credible, demonstrable prototype that unifies key parts of the proposal–review–grant workflow for an initial set of missions, earns buy-in from participating mission stakeholders, and establishes the architecture, security posture, and team practices needed to iterate quickly toward a production system.
Principal Software Quality Assurance Engineer Advanced Solutions International IncPrincipal Software Quality Assurance EngineerTX$100,000–$125,000 / yearAdvanced Solutions International is a global software company focused on helping not-for-profits and membership organizations grow revenue, reduce expenses, improve performance, engage and serve members and donors through innovative software solutions. 10+ years of experience in software quality assurance or quality engineering, preferably on enterprise-level applications, including at least 3 years at a principal or lead level and a track record of setting quality or automation strategy.
Principal Cloud DX Software Engineer CI/CD AlphaSense, Inc.Principal Cloud DX Software Engineer CI/CDNY$246,000–$339,000 / yearWe''re looking for a Principal Engineer to work with our team to shape and deliver the architecture for how AlphaSense builds, configures, and safely ships software into a growing fleet of independent production environments expanding into new regions and isolated deployments without multiplying operational cost or slowing product teams down. We''re looking for someone who genuinely embraces AI tooling in their day-to-day work, appreciates the productivity value it brings, and is motivated to push that further both in their own practice and by helping embed AI-assisted workflows into the SDLC for the wider engineering organisation.
Principal Software Engineer GP Enterprise SolutionsPrincipal Software EngineerLatham, NYAt GPES, we're shaping the landscape of fund management, driving excellence, and delivering unparalleled value to our clients all while staying true to our values! As a Principal Software Engineer at GPES, you'll manage the end-to-end lifecycle of a development projects, from local development and version control through to both frontend and backend development.
Sr Principal Real-time Software Engineer RTXSr Principal Real-time Software EngineerArizonaWorking with a cross-discipline team, the candidate must have experience developing, testing, and integrating software for edge or embedded devices and/or subsystems (like telecom, medical, IoT, automotive, or robotics) where hardware operation, time critical function, functional reliability, mission assurance, and safety might be major concerns. Our Senior Principal Embedded Real-Time Software Developer/Integrator is a technical position that works in an Integrated Product Team (IPT) environment to architect, design, implement, test, debug, and deploy Software for Firmware (FPGA) and Hardware solutions that meet current and next generation autonomous avionics systems’ needs.