Top Engineering Jobs in Denver & Boulder, CO

Lead architecture and technical direction for FreeWheel’s high-throughput Buyer Cloud Ad Serving platform. Design scalable, low-latency distributed backend services; optimize performance; drive reliability, observability, and cloud-native adoption; establish engineering standards; collaborate across Product, Infrastructure, SRE, and Data Engineering; and mentor engineers. The role requires operating production systems processing billions of auctions and potentially millions of requests per second, with occasional nights and weekends as needed.

Build, deploy, and operate scalable, fault-tolerant software products and tools used by millions of consumers. Design solutions, decompose complex requirements, leverage AWS and AI technologies, contribute to CI/CD, write tests, review code, and maintain observability, reliability, security, and cost efficiency. Lead technical initiatives, mentor engineers, and own solutions throughout the production lifecycle.

Lead a technical team designing, deploying, and managing enterprise Red Hat OpenShift environments across virtual, bare-metal, hybrid, multi-tenant, and single-node clusters. Drive GitLab CI and GitOps automation, monitor performance, manage authentication and authorization, host persistent workloads, and maintain security compliance with FIPS, STIG, CMMC, and RMF requirements. Collaborate with architecture, security, and IT stakeholders while providing advanced escalation support and maintaining documentation and audit readiness.

Develops real-time space vehicle simulations supporting flight software development, testing, ground-system development, integration, and mission-operator training. Responsibilities span the full software lifecycle, including requirements, architecture, coding, testing, integration, and documentation. The role uses Agile practices, GitLab, DevSecOps pipelines, and technologies such as containers, messaging protocols, shared-memory architectures, and real-time operating systems. This is an on-site position requiring regular collaboration with cross-functional aerospace engineering teams.

Develops real-time space vehicle simulations supporting flight software testing, ground system development, mission operations, and training. Responsibilities span requirements, architecture, coding, testing, integration, and documentation within an Agile and DevSecOps environment. The role involves hardware-software integration and exposure to containers, messaging protocols, high-performance data architectures, networking, model-based simulation, real-time operating systems, and hardware- or processor-in-the-loop testing.

Develop and maintain embedded satellite software, including command and control, mission planning, data analysis, and test infrastructure. Perform full software lifecycle activities from requirements and architecture through coding, testing, integration, documentation, and support. The role requires collaboration across teams, formal development practices, object-oriented design, UML modeling, and experience with cloud, web, database, and high-level programming technologies. Work is on-site five days per week and requires an active TS/SCI clearance.

Develop and support embedded satellite software, including command and control, mission planning, data analysis, and test infrastructure. Perform the full software lifecycle from requirements and architecture through coding, testing, integration, documentation, and support. Work with technologies including C/C++, Rust, Python, Ruby, cloud platforms, containers, web services, databases, and DevSecOps practices. The role is on-site five days per week and requires an active TS/SCI clearance.

Develops embedded satellite command-and-control, mission planning, data analysis, and test infrastructure software. Performs full software lifecycle activities, including requirements, architecture, design, coding, testing, integration, documentation, and support. The role requires software development across cloud, web, frontend, backend, modeling, and scheduling technologies, along with formal engineering practices, UML, object-oriented design, and active TS/SCI clearance. Work is primarily onsite five days per week.

Develops embedded satellite command and control, mission planning, and data analysis software and test infrastructure. Performs full software lifecycle activities, including requirements, architecture, design, coding, testing, integration, documentation, and support. The role requires expertise in modern software technologies, cloud and web development, object-oriented design, UML, configuration management, and formal development practices. It is fully on-site and supports defense and space missions.

Leads verification efforts for complex FPGA SoC designs supporting high-reliability space systems. Develops and verifies digital systems, filters, image-processing algorithms, and communication interfaces using FPGA technologies and verification methodologies. Applies VHDL, Verilog, SystemVerilog, Xilinx tools, and ModelSim/QuestaSim while managing requirements flowdown and collaborating with electrical and FPGA engineering teams. Provides technical leadership, documentation, presentations, and support across R&D, production, and proof-of-concept programs.

Manages the lifecycle, technical performance, costs, schedules, risks, maintenance, upgrades, certification, and calibration of Electrical Ground Support Equipment used to test spaceflight hardware. Coordinates with production, AI&T, supply chain, security, and information assurance teams to ensure equipment is mission-ready, compliant, and secure. Supports procurement, inspections, technical decisions, and CONOPS development for equipment movement from sensitive areas.

Develops embedded satellite command-and-control, mission planning, data analysis, and test infrastructure software. Performs full software lifecycle activities, including requirements, architecture, design, coding, testing, integration, documentation, and support. The role requires expertise in software development, cloud and web technologies, object-oriented design, UML, configuration management, and formal development practices. Work is onsite five days per week in office, laboratory, production, or cleanroom environments, with possible travel between company and other locations.

Develop satellite command and control, mission planning, data analysis, and embedded software systems. Perform full software lifecycle activities including requirements, architecture, design, coding, testing, integration, documentation, and support. Contribute to CI/CD, cloud, containerized, web, database, modeling, simulation, and test infrastructure development while collaborating across engineering and business teams. This is an on-site role requiring an active TS/SCI clearance.

Software Engineering Interns join a cross-functional team to design, develop, test, review, and release software features used by millions of users. The role involves AWS infrastructure, system design, code reviews, CI/CD, REST APIs, microservices, databases, and responsible use of AI development tools. Interns participate in a full-time 12-week hybrid program in Denver, including team projects and professional development sessions.

Design, analyze, integrate, and test propulsion and fluid-mechanical vehicle components from concept through flight demonstration. Support rapid hardware development, prototype assembly, test execution, failure investigations, DFM, and cross-functional collaboration with manufacturing, analysis, and customers.

Build and scale backend data platforms and services for real-time loan origination and financial reporting. Lead quarterly delivery, guide engineers, define technical plans, collaborate with product and design partners, improve reliability and operational practices, monitor service metrics, participate in on-call support, uphold engineering quality standards, and mentor team members. The role requires developing highly available distributed systems and scalable data pipelines using technologies such as Python, Kotlin, AWS, MySQL, Kubernetes, Spark, and Airflow.

Develop and maintain application software using C++, contributing to requirements analysis, software design, coding, testing, and technical documentation. The engineer will follow established development processes, create requirements and design artifacts, prepare test plans, and collaborate with senior team members while working independently when needed.

As a Senior Principal Engineer, you'll define and drive the technical strategy for customer experience platforms, lead architectural decisions, and mentor engineering teams to enhance customer and agent experiences.

Leads technical engineering projects and small cross-functional teams, integrating solutions while balancing technical, cost, schedule, and quality requirements. Responsibilities include trade studies, technical evaluations, estimates, supplier coordination, Statements of Work, risk and opportunity management, stakeholder communication, and mentoring junior engineers. The role bridges Engineering and Program offices and drives innovation and continuous improvement.

Represent the company in Internet standards working groups, track adjacent drafts and discussions, revise technical specifications, respond to reviews, and develop reference implementations, interoperability tests, and demos. Build credibility across standards and open-source communities while serving as a technical delegate to the CTO. Over time, author independent standards drafts and engage with engineering, enterprise, and government audiences.

Supports and maintains broadcast transmission, monitoring, automation, and distribution infrastructure across a network operations center and local stations. Troubleshoots on-air and business-critical issues, coordinates with engineering, operations, and vendors, performs upgrades and preventive maintenance, analyzes system health, documents procedures, and participates in on-call emergency response. The role requires expertise in broadcast automation, video formats, IP and SDI systems, networking, storage, virtualization, cloud platforms, and transmission technologies.

Leads systems engineering for space-based infrared sensor payloads supporting missile warning and tracking. Oversees requirements, architecture, supplier activities, interfaces, verification, sensor performance, detection and tracking algorithms, modeling, simulation, integration, testing, calibration, and on-orbit operations. Coordinates multidisciplinary teams and customer interfaces while managing technical risks, performance margins, anomalies, and mission-level track accuracy. Provides senior technical authority and mentorship across payload, spacecraft, software, algorithms, GNC, and mission operations.

Own commercial navigation features end to end across mobile, backend, and web surfaces. Build reliable, customer-facing navigation experiences for commercial fleets despite poor connectivity, dynamic schedules, and changing routes. Define product priorities and success metrics, ship maintainable and tested code, improve observability, and collaborate with product, design, Maps, Telematics, and adjacent engineering teams. The role requires strong customer focus, technical depth, and the ability to make practical tradeoffs in ambiguous problem spaces.

Senior frontend-focused software engineer responsible for authentication, verification, and fraud experiences across web, mobile, and backend systems. The role owns team goals, designs and delivers highly available systems, collaborates with product and design partners, improves engineering standards, supports operations and on-call efforts, and mentors engineers. Candidates should have strong web application architecture experience, proficiency with React or Vue and JavaScript or TypeScript, and excellent communication skills.

Drive QA excellence through manual and automated testing, build and maintain regression suites, develop Salesforce-specific test plans, perform API testing, and collaborate with developers to ensure stable, customer-ready releases.