Top Systems Engineer Jobs in Denver & Boulder, CO

Supports operations and engineering for WGS on-orbit satellites and MILSATCOM ground systems. Advises customers on satellite and command-and-control operations, authors procedures and change requests, tests ground software and databases, runs simulations, analyzes satellite performance data, supports anomaly resolution, and provides engineering recommendations. The role is fully onsite, requires occasional on-call support, and requires an active Secret clearance with the ability to upgrade to TS/SCI.

Develops modeling and simulation tools, algorithms, and high- and low-fidelity models for complex space, air, and ground mission architectures. Performs RF, radar, and electronic support measures modeling; applies Python, MATLAB, and C++ to analytical problems; optimizes algorithms; documents results; presents findings; and supports project milestones, proposals, and cost or schedule estimates.

Develop modeling and simulation tools, algorithms, and analytical models for complex mission architectures across space, air, and ground domains. Apply Python, MATLAB, and C++ to RF, radar, and electronic support modeling; develop high- and low-fidelity models; optimize computational performance; analyze results; and present findings to technical teams, management, and customers. The role also supports project milestones, technical reports, proposals, and cost or schedule estimates.

Develop modeling and simulation tools, algorithms, and high- and low-fidelity models for complex mission architectures across space, air, and ground domains. Analyze mission systems data, optimize computational algorithms, apply RF and radar/ESM expertise, document results, present findings, and support proposals and estimates. Collaborate with agile engineering teams and customers in an on-site defense environment.

Supports on-orbit GPS satellite operations for the Block IIF constellation, investigating anomalies, analyzing telemetry and performance trends, and resolving subsystem issues. Trains as a subsystem subject matter expert, interfaces with U.S. Space Force operations personnel, writes technical reports, improves processes and documentation, and supports spacecraft command processing and mission planning. The role is fully onsite at Schriever Space Force Base and requires an active Secret clearance and U.S. citizenship.

Develops and integrates complex spacecraft and mission systems through requirements decomposition, architecture development, system integration, verification, and validation. Creates technical artifacts for development milestones, manages technical risks and performance measures, and ensures compliance with engineering processes. Collaborates with cross-functional engineers and subject matter experts, supports system lifecycle activities, and may lead small teams or mentor junior engineers.

Support the engineering, integration, interoperability, testing, sustainment, and troubleshooting of MILSATCOM and Protected MILSATCOM systems. Analyze architectures, cryptographic requirements, data flows, hardware and software modifications, and operational impacts. Develop technical documentation, test assets, and recommendations; conduct site surveys and engineering assessments; support operators and maintainers at domestic and international locations; and collaborate with government, military, allied, and technical stakeholders.

Lead systems engineering activities across defense communications programs, including requirements definition and traceability, system architecture, trade studies, integration, verification, validation, testing, technical risk management, and documentation. The role coordinates hardware and software teams, supports technical planning and proposals, evaluates design alternatives, and communicates technical recommendations to customers, suppliers, and internal 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.

Develops and documents electrical special test equipment, including CAD models, cable designs, schematics, wirelists, drawings, bills of materials, and interface control documents. Designs and executes electrical test procedures, develops test-equipment control software, supports fabrication and troubleshooting, manages procurements, and establishes equipment reuse standards. The role collaborates with production and engineering teams, supports requirements development and task tracking, and mentors junior engineers in an on-site laboratory and production environment.

Leads systems engineering for complex spacecraft solutions across the development lifecycle. Responsibilities include requirements derivation, decomposition, allocation, traceability, architecture development, concept of operations, integration, verification and validation, milestone reviews, technical risk management, and performance tracking. The role collaborates with cross-functional engineering teams, ensures compliance with engineering processes, leads technical activities, and mentors less experienced engineers.

Build and maintain engineering-led business systems supporting CRM, revenue operations, sales, and growth. Develop integrations, internal tooling, automations, and AI-powered production workflows across the modern go-to-market stack. Write and deploy code through Git and CI/CD, collaborate with non-engineering stakeholders, evaluate no-code and low-code solutions, and establish maintainable release practices for a growing Business Systems team.

Supports aerospace propulsion system development through requirements definition, verification and qualification planning, risk management, traceability, and MBSE modeling. The role develops system-level plans for solid rocket motors, tracks compliance, reviews test and analysis documentation, integrates engineering models, manages systems engineering tools and processes, and communicates with internal teams, management, and customers. Secret clearance eligibility and U.S. person status are required.

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.

Leads payload systems engineering for satellite missions, managing spacecraft-to-payload interfaces, system trades, supplier coordination, design reviews, concept of operations, modeling, technology evaluation, and troubleshooting. The role spans optical payloads, spacecraft buses, laser communications, onboard processing, power, data, timing, reliability, and environmental constraints. It requires cross-functional collaboration across payload, spacecraft, and ground teams, plus experience with space-based optical remote sensing systems and requirements documentation.

Supports WGS ground satellite configuration and control modernization across the product lifecycle. Responsibilities include hardware baseline analysis, rack installation and deployment, requirements derivation and traceability, mission-thread management, cabling, parts ordering, infrastructure interfaces, system integration, sustainment, technical documentation, and risk management. The role is fully onsite in Colorado Springs and requires eligibility for a U.S. Top Secret/SCI clearance and U.S. person status.

Supports Boeing’s WGS GSCCE modernization program across the full systems engineering lifecycle. Responsibilities include ground infrastructure hardware analysis, requirements development and traceability, system design, simulation and modeling, interface management, risk baselining, software integration, verification and validation, test campaign development, and technical documentation. The role is fully onsite in Colorado Springs and requires U.S. person status plus the ability to obtain an interim and final Secret clearance.

Systems Engineer supporting Boeing’s WGS GSCCE modernization program. Responsibilities include systems design, requirements analysis and traceability, software integration, verification and validation, simulation and modeling, test campaign development, technical documentation, risk management, and customer support across the product lifecycle. The role is fully onsite in Colorado Springs and requires U.S. citizenship, export-control compliance, and the ability to obtain a Secret clearance.

Develop and integrate satellite ground systems for the AMDT3 missile defense program. Responsibilities include decomposing and tracing requirements, developing architectures and concepts of operation, supporting milestone reviews, conducting system integration and verification, managing technical risks, and coordinating with engineering teams, government stakeholders, and subject matter experts. The role requires clear technical communication and adherence to systems engineering processes in a fast-paced, mission-critical environment.

Designs, deploys, and optimizes Linux-based HPC clusters, storage, networking, schedulers, and GPU environments for aerospace simulation workloads. Provides enterprise Linux administration and Level 2/3 support, automates provisioning and configuration, integrates identity platforms, and implements security controls aligned with CMMC and NIST requirements. The role also monitors infrastructure health, maintains documentation, and supports facilities across Colorado and Ohio.

Develops and integrates complex satellite ground system solutions across the product lifecycle. Responsibilities include decomposing and managing requirements, developing system architectures and concepts of operation, supporting milestone reviews, and overseeing integration, verification, and validation. The role also manages technical risks, tracks performance, ensures compliance with engineering processes, and collaborates with cross-functional teams and subject matter experts. May lead small systems engineering teams and mentor junior engineers.

Leads end-to-end systems engineering for a solar physics space mission, overseeing mission concepts, requirements, CONOPS, design trades, risk, verification, hardware execution, operational delivery, and technical governance. Serves as the primary technical liaison among engineering teams, the Principal Investigator, science teams, executives, NASA stakeholders, and government officials. Mentors engineers, establishes systems engineering standards, and provides strategic technical recommendations.

Lead project-level systems engineering for a solar physics space mission from concept through operational delivery. Provide technical authority, mission architecture, requirements management, design trade studies, risk mitigation, technical governance, and hardware lifecycle oversight. Coordinate multidisciplinary engineering teams, the Principal Investigator, science teams, executives, and NASA stakeholders. Develop CONOPS, lead technical reviews and readiness boards, deliver executive briefings, establish systems engineering standards, and mentor engineers.

Leads electrical power and distribution subsystem engineering for spacecraft programs. Responsibilities include spacecraft power system development, battery and solar array engineering, payload interface development, power sizing and analysis, component procurement oversight, power architecture advancement, IR&D, and technical representation across mission programs. Requires extensive spacecraft electrical power experience and collaboration across engineering, program, and subcontractor teams.

Leads spacecraft electrical power system engineering across national defense and civil space programs. Responsibilities include power subsystem development, battery and solar array ownership, payload interface design, power sizing, proposal support, component procurement oversight, architecture advancement, IR&D, and mission-level technical representation. The role requires collaboration across teams, analysis using power simulation tools, and development of space-qualified hardware.