Top Principal Engineer Jobs in Denver & Boulder, CO

Lead NVMe front-end firmware verification for enterprise SSDs: define verification strategy, build scalable Python-based test automation, perform root-cause failure analysis, drive CI/CD and test infrastructure, apply AI/ML for test optimization, mentor engineers, and collaborate with firmware architects to improve testability and quality.

Drive firmware architecture for SSD platforms, develop firmware tools, provide debug support, validate customer requirements, and collaborate across engineering teams.

Lead architecture, engineering, and lifecycle management of enterprise Hadoop clusters and supporting data platform services. Ensure scalability, reliability, security, and operational excellence; optimize infrastructure, drive provisioning and patching standards, troubleshoot distributed system issues, guide cloud/hybrid migration strategies, mentor engineers, and produce operational runbooks, data views, and automated processing.

Lead design and implementation of test automation and performance engineering for Streaming/OTT, STB, mobile, web, and backend API services. Build automation frameworks, create load/test strategies, analyze server-side performance with monitoring tools, manage CI/CD pipelines and environments, and mentor team members on automation, performance goals, and technical reviews.

Provide strategic technical leadership and architecture for the revenue management platform. Define mediation and billing strategy, roadmap, and integrations. Configure offers and network integrations, create user stories, and advise product owners, scrum masters, testers, and platform engineers on billing, mediation, and charging implementations.

Lead design, implementation, monitoring, troubleshooting, and documentation of wireless/WiFi and telecom systems. Provide technical support and guidance to regional teams, mentor staff, review and improve designs, ensure regulatory compliance, and collaborate on systems integration and standards adherence.

This role involves leading RF payload system design, managing supplier interactions, and advancing technologies in digital RF receivers for space applications.

Design, implement, and deploy safety-critical navigation and state estimation systems for aerospace platforms. Develop EKF and GNSS/INS integration, multi-sensor fusion for GPS-denied environments, FDIR and integrity monitoring, and V&V test plans. Support certification, requirements allocation, performance analysis, flight test evaluation, and provide technical leadership and mentoring.

Lead design and optimization of low-observable aircraft features, perform electromagnetic signature modeling and simulation, direct RCS testing and validation, partner with materials and multidisciplinary teams to mature RAM and coatings, translate threats into survivability features, and support program assessments and milestone decisions.

Lead design and prototyping of generative AI experiences for autonomy development; drive UX for Hivemind products; perform user research, collaborate with CTO and product leads, and deliver reference implementations and integrations across full-stack web and edge systems.

The role involves defining EMI compliance architecture, supporting hardware development, documenting test results, and leading program lifecycle activities related to space-related electronics.

Lead and support spacecraft electrical power subsystem development across program phases. Serve as Responsible Engineer for batteries and solar arrays, perform power sizing and analysis, develop payload interfaces, oversee procurements, advance power architectures, manage IR&D, represent power team to programs, and support proposals and testing to ensure mission requirements are met.

Lead the development and integration of advanced GNC systems for spacecraft. The role involves designing algorithms, subsystem integration, and ensuring technical excellence across multiple aerospace projects.

Lead the development and integration of advanced GNC systems for spacecraft, ensuring technical excellence and reusable designs across multiple programs.

Serve as a global SME for Industrial Metaverse technologies (PLCs, IoT, cloud/edge, digital twins, AI, EMC/RED, cybersecurity). Lead standards work, develop test programs, perform and supervise complex testing, train staff, represent UL externally, and support clients and continuous improvement across regional or global labs.

As a Principal Engineer, you'll architect and implement security features for storage products, focusing on cryptography and cybersecurity across development lifecycles.

Lead the engineering architecture for an AI-driven product, focusing on system design, collaborating with AI agents, and ensuring quality and scalability in large-scale SaaS environments.

Lead spacecraft electrical power systems engineering for space missions, performing design, sizing, testing, procurement oversight, and delivering EPDS components (batteries, solar arrays). Represent power team to programs, support proposals, advance power architectures, manage IR&D, and collaborate across teams to ensure mission requirements are met.

Lead spacecraft electrical power systems engineering across program phases. Act as responsible engineer for batteries, solar arrays, power conversion and distribution, support procurement, sizing, technical proposals, and IR&D. Represent EPDS to programs and contribute to power system architectures, testing, and delivery of space-qualified hardware.

Designs and implements embedded satellite command-and-control, mission planning, and data analysis software. Performs full software lifecycle tasks—requirements, architecture, design, coding, testing, integration, documentation, and support—while working on-site and collaborating across business and technical teams.

Design, implement, test, and integrate embedded satellite command/control, mission planning, and data analysis software. Perform full software lifecycle activities (requirements, architecture, coding, testing, integration, documentation) and maintain cross-team relationships while supporting program portfolios and on-site operations.

Lead development of embedded satellite command-and-control, mission planning, and data analysis software. Perform full software lifecycle (requirements, architecture, design, coding, testing, integration, documentation, support), maintain CI/CD and containerized/cloud services, produce UML designs, and collaborate across engineering and business units to deliver high-quality, testable systems.

Lead design, development, test, and operations of spacecraft fault management systems. Participate in systems engineering, develop and verify fault management concepts, produce documentation, execute test campaigns, and support hardware integration and operations while mentoring peers and collaborating with internal and customer stakeholders.

Lead mission systems analysis and modeling to characterize performance of complex space/air/ground architectures. Develop tools and algorithms, produce analysis reports and presentations, support proposals, and collaborate with cross-functional teams to set system and component requirements.

Design, implement, and maintain software test capabilities for tactical systems. Perform full software lifecycle tasks—requirements, architecture, design, code, test, integration, documentation—and integrate test equipment and emulation infrastructure. Develop automated tests for embedded Linux, C/C++, Python and support containerized deployments. Collaborate across teams, maintain on-site presence, and support lab and production environments for mission-focused systems.