Top Systems Engineer Jobs in Denver & Boulder, CO

Supports spacecraft systems engineering across the product lifecycle, including requirements derivation and traceability, architecture development, concept of operations, system integration, verification and validation, milestone reviews, technical risk management, and performance tracking. Collaborates with cross-functional teams to develop compliant system solutions for the Dream Chaser program while documenting engineering artifacts and supporting continuous improvement.

Develops, integrates, tests, and sustains manufacturing execution system tools for aerospace production. Responsibilities include gathering requirements, building C#/.NET and Blazor applications, managing SQL data, analyzing complex datasets, supporting CI/CD and testing, troubleshooting anomalies, and improving manufacturing visibility and efficiency. The role works cross-functionally with engineering and production teams in a fully on-site environment and requires a DoW Interim Secret clearance.

Develops and integrates complex spacecraft systems across the product lifecycle. Responsibilities include deriving and managing requirements, developing architectures and concepts of operation, supporting milestone reviews, overseeing system integration and verification, managing technical risks, and coordinating cross-functional engineering teams. The role may lead small teams and requires compliance with engineering processes, effective stakeholder communication, and the ability to obtain and maintain a Secret U.S. security clearance.

Develops and integrates advanced spacecraft systems by managing requirements, architecture, system decomposition, traceability, integration, verification, and validation. Supports technical milestones, performance tracking, risk identification, and cohesive system delivery using Model Based Systems Engineering approaches. Requires an active Secret clearance and U.S. citizenship.

Lead systems engineering across the product lifecycle: derive, decompose, allocate, trace, and manage requirements; develop system architecture and concepts of operation; oversee integration, verification, and V&V; track technical performance and risks; produce milestone artifacts and lead cross-functional teams while mentoring engineers and improving processes.

Supports systems development across the product lifecycle by decomposing and managing requirements, developing architectures, creating technical artifacts, tracking performance and risks, and supporting integration, verification, and milestone reviews. Collaborates with cross-functional teams to ensure compliant, cohesive system solutions while following engineering processes and communicating with stakeholders.

Lead systems engineering for space battle management, command and control programs. Responsibilities include defining requirements and interfaces, developing concepts of operations, analyzing system behavior, conducting trade studies, supporting agile software product lifecycles, and coordinating across software, hardware, cybersecurity, infrastructure, networking, and mission engineering teams. The role interfaces with customers and industry partners and requires an active Top Secret clearance, U.S. citizenship, and up to 10% travel.

Leads software systems engineering for SATCOM mission planning supporting military NC3 networks. Responsibilities include requirements, architecture, API and backend development, user interface implementation, integration, testing, deployment, code reviews, security, performance improvements, mentoring, and Agile DevSecOps delivery. The role requires onsite work in Colorado Springs, active U.S. Secret clearance, U.S. Person status, and up to 10% travel.

Develop and maintain requirements, architecture, APIs, interfaces, and algorithms for SATCOM mission planning software. Support full software lifecycle in Agile/DevSecOps environments, build backend services, implement CI/CD pipelines, perform code reviews, and translate designs into modern front-end interfaces emphasizing automation, testing, security, and performance.

Support systems engineering foundations for satellite and ground systems: maintain requirements, models, design artifacts, and verification evidence; enforce processes and traceability; coordinate across disciplines; organize engineering baselines and documentation while learning MBSE and lifecycle practices.

Develops and integrates complex spacecraft systems through requirements decomposition, architecture definition, concept of operations, system integration, and verification. The role supports technical milestone reviews, manages risks and performance measures, maintains traceability and configuration baselines, and collaborates with cross-functional engineering teams. It may lead small systems engineering teams and mentor junior engineers while ensuring compliance with engineering processes and standards.

Lead systems engineering for a next-generation unmanned aircraft system. Responsibilities include defining system architecture, behaviors, requirements, interfaces, fault responses, and traceability; integrating avionics, autonomy, propulsion, sensors, and mission systems; conducting MBSE modeling, trade studies, safety analyses, flight testing, and performance validation; and coordinating cross-functional teams, DoD stakeholders, and government partners through development and operational deployment.

Leads spacecraft systems engineering across requirements management, system architecture, concept of operations, integration, verification, and validation. Oversees technical milestone reviews, requirements traceability, risk mitigation, performance tracking, and configuration management while collaborating with cross-functional engineering teams. The role also mentors engineers and ensures compliant, cohesive system solutions throughout the development lifecycle.

Leads mission performance modeling, simulation, trade studies, sensitivity analysis, optimization, and requirements derivation for complex space, air, and ground architectures. Develops analytical tools, quantifies mission effectiveness, establishes performance metrics, communicates technical findings to customers and executives, mentors engineers, and supports strategic proposals. Requires Python proficiency, systems analysis expertise, and an active Secret clearance with ability to obtain Top Secret/SCI.

Analyzes mission performance using modeling and simulation, develops algorithms and simulation tools, translates complex data into technical reports, presents findings, and collaborates with engineering teams on system architecture and technical milestones. The role also includes proposal writing, strategic planning, and customer communication in a defense and space systems environment.

Leads mission performance modeling, simulation, trade studies, sensitivity analysis, requirements derivation, and optimization for space, air, and ground architectures. Develops analytical tools, quantifies mission effectiveness, establishes performance metrics, and translates complex results into customer and executive narratives. Mentors engineers and supports technical proposals and strategic business planning. Requires Python proficiency, active Secret clearance, and on-site work five days per week.

Analyzes mission performance using modeling and simulation to evaluate system architectures. Develops algorithms and simulation tools, produces technical reports, presents findings to stakeholders, and collaborates with senior engineers on high-impact defense and aerospace projects. The role also includes proposal writing, strategic planning, and cross-functional communication in an on-site environment.

Leads mission performance modeling and simulation for space, air, and ground architectures. Conducts predictive, trade-off, sensitivity, and requirements analyses; develops algorithms and modeling tools; establishes performance metrics; and translates complex results into recommendations for leadership and customers. Mentors junior engineers and supports technical proposals and strategic business planning. Requires Python, engineering analysis, and an active Secret clearance with ability to obtain Top Secret/SCI.

Analyze mission performance using modeling and simulation to evaluate system architectures. Develop algorithms and simulation tools, analyze complex datasets, prepare technical reports and presentations, and collaborate with senior engineers and cross-functional teams. The role also includes proposal writing, strategic planning, and customer communication in an on-site defense and aerospace environment.

Design, build, and operate Cloudflare’s globally distributed cache and reverse-proxy data plane. Responsibilities include improving Pingora-based asynchronous systems, cache performance and correctness, purge and Tiered Cache services, APIs, observability, reliability, and production operations. The role owns features end to end, including design, implementation, testing, staged rollouts, incident response, and cross-team collaboration.

Build and maintain lead-to-order business systems across Salesforce and connected platforms. Design complex applications, declarative automation, Apex and Lightning solutions, integrations, APIs, data models, and security controls. Remediate technical debt, lead migrations and tool rollouts, manage testing and cutovers, and ensure production systems are observable, documented, and governed. Partner cross-functionally to translate business requirements into scalable solutions while supporting AI capabilities in go-to-market workflows.

Build and maintain high-throughput, low-latency distributed data systems across ingestion, storage, and retrieval. Optimize delivery pipelines, scale analytical database clusters (ClickHouse), develop GraphQL and log delivery solutions, monitor performance with observability tooling, troubleshoot production issues, and collaborate cross-functionally and with open-source communities to evolve the data platform.

Tests HPE storage products and validates application integrations in customer-like environments. Reproduces customer issues, analyzes failures, debugs distributed systems, and drives defects to resolution with development, QA, product, and support teams. Designs regression, scalability, performance, and customer-focused tests; identifies coverage gaps; manages lab infrastructure; documents strategies and results; and uses scripting to automate testing. Requires hands-on expertise in storage, virtualization, cloud, networking, Linux, and Windows.

Execute performance validation and benchmarking on enterprise servers, GPU systems, and storage platforms. Configure representative AI, database, virtualization, and storage workloads; collect and analyze telemetry; develop Python automation for testing and reporting; investigate performance findings; and present results. The intern will contribute code and documentation while receiving mentorship in production-scale data center infrastructure and systems performance engineering.

Own systems engineering for in-space spacecraft propulsion from concept through production. Develop and maintain requirements, coordinate verification and validation, support qualification and acceptance testing, participate in design and program reviews, assess reliability and risks, ensure range safety compliance, and mentor systems engineering associates.