Space Systems jobs in Westminster, CO

22 open roles, verified daily

Senior Spacecraft Systems Engineer Verified today

CesiumAstro · Westminster, CO · Space SystemsLead systems engineering activities for complex space vehicles throughout their lifecycle. You will decompose mission objectives into technical solutions, manage requirements and interfaces across multidisciplinary teams, and drive verification strategies from concept through on-orbit operations.On site

Communication Systems Engineer Modeling & Simulation II Verified today

CesiumAstro · Westminster, CO · Space SystemsModel and simulate communication system architectures for satellites and airborne platforms. You'll perform link analysis, trade studies, and system integration across our product lifecycle, working with RF, software, and mechanical teams to deliver high-performance communication solutions.On site

Systems Engineer II Verified today

CesiumAstro · Westminster, CO · Space SystemsLead systems engineering for phased array antenna development across satellites, spacecraft, and aerospace platforms. You will own verification strategies, requirements traceability, and system integration activities that bring cutting-edge communication payloads to orbit.On site

Sr. Systems Engineer (8-12 yrs) Verified today

Advanced Space · Westminster, CO · Space SystemsLead systems engineering across the full lifecycle of space missions - from concept through launch, commissioning, and operations. You'll own mission architectures, requirements, trade studies, and technical reviews for spacecraft flying to the Moon and beyond.$134,000 to $174,000 per yearHybrid

Senior Staff Software Systems Engineer Verified today

Vantor · Westminster, CO · Space SystemsServe as technical authority for a major product or product evolution, leading architecture, integration strategy, and technical execution across multiple engineering teams. Define system direction, resolve cross-team conflicts, and balance customer outcomes with technical excellence and delivery.$128,000 to $170,000 per yearOn site

Senior Staff Software Systems Engineer Verified today

Vantor · Westminster, CO · Space SystemsYou will serve as technical authority for a major product or product evolution, defining system architecture and guiding technical decisions across multiple engineering teams. Lead architecture reviews, manage integration complexity, and balance customer outcomes with delivery and technical excellence.$128,000 to $170,000 per yearOn site

Sr. Staff Systems Engineer Verified today

Vantor · Westminster, CO · Space SystemsYou will partner with product, stakeholders, and engineering teams to translate business needs into detailed technical requirements, develop end-to-end software solution designs, and define current and target-state architectures that support future capabilities.$128,000 to $170,000 per yearOn site

Staff Systems Engineer and Product - Flight Operations Software Verified today

Vantor · Westminster, CO · Space SystemsYou will own Flight Operations Software systems spanning spacecraft commanding, telemetry processing, and ground systems. Combine systems engineering with product ownership to define command-and-control architectures, translate mission needs into executable software capabilities, and drive technical decisions across spacecraft, ground, and operations teams.$105,000 to $140,000 per yearHybrid

Guidance, Navigation, & Control (GNC) Engineer II Verified today

CesiumAstro · Westminster, CO · Space SystemsDesign and analyze GNC systems for CesiumAstro satellites from concept through on-orbit operations. You'll own attitude estimation, guidance, and control across all mission phases, build and test hardware, and work on a small team in a startup spacecraft environment.On site

Senior Communication Systems Engineer Verified today

CesiumAstro · Westminster, CO · Space SystemsYou will own communication system architecture and requirements for satellites and spacecraft at a space technology startup. Design phased arrays, lead multidisciplinary engineering teams, and drive complex programs from concept through verification.On site

Senior Communication Systems Engineer - Spacecraft Verified today

CesiumAstro · Westminster, CO · Space SystemsOwn the design and operation of LEO satellite communication links from space to ground. You will define link budgets, crypto architecture, ground station integration, and mission-critical CONOPS for 8 new rideshare SmallSats launching in the next four years.On site

Senior Flight Dynamics Engineer Verified today

CesiumAstro · Westminster, CO · Space SystemsOwn the flight dynamics function for CesiumAstro's Element rideshare satellites from mission concept through on-orbit operations. You will lead orbit design, trajectory optimization, launch window analysis, conjunction assessment, and maneuver planning across LEO/GEO/cislunar missions. Build scalable tools and collaborate with GNC, propulsion, and mission operations teams in a fast-paced startup.On site

Senior Spacecraft Systems Engineer - Payload Verified today

CesiumAstro · Westminster, CO · Space SystemsYou will own payload system requirements, interfaces, and verification for CesiumAstro communication satellites and space platforms. Decompose customer needs into hardware and software specifications, manage cross-functional integration, and drive verification strategies from concept through on-orbit operations.On site

Senior Spacecraft Systems Engineer – Software Verified today

CesiumAstro · Westminster, CO · Space SystemsYou will decompose mission-critical system requirements into software specifications for embedded satellite and UAV systems, define verification strategies, and serve as the technical bridge between Systems and Software Engineering teams at a space communications pioneer.On site

Senior Systems Engineer Verified today

CesiumAstro · Westminster, CO · Space SystemsLead systems engineering for the Skylark phased array antenna product line, guiding definition, integration, and verification of cutting-edge AESA systems for satellites and aerospace platforms. You will own verification strategy, requirements traceability, and cross-functional collaboration across multidisciplinary teams.On site

Senior Systems Engineer Verified today

CesiumAstro · Westminster, CO · Space SystemsLead systems engineering for Skylark active phased array antennas used in satellite and aerospace systems. You will own verification strategies, requirements traceability, and integration activities across multidisciplinary teams from concept through launch and operations.On site

Staff Communication Systems Engineer Verified today

CesiumAstro · Westminster, CO · Space SystemsOwn technical leadership for phased array communication payloads on satellites and spacecraft. You will define system architecture, manage requirements, coordinate multidiscipline teams, and act as primary technical contact with customers on complex space programs.On site

Staff Systems Engineer – Mission Analyst Verified today

CesiumAstro · Westminster, CO · Space SystemsYou will lead mission analysis, constellation design, and orbital dynamics for LEO satellite systems across multiple programs. Define constellation architecture, run trade studies, and serve as technical authority on orbital mechanics, communications integration, and long-term fleet operations.On site

Systems Engineer (2-5 yrs) Verified today

Advanced Space · Westminster, CO · Space SystemsSupport real lunar and deep-space missions across the full systems engineering lifecycle. You'll develop requirements, lead trade studies, manage interfaces, and participate in integration and testing for spacecraft subsystems including GNC, ADCS, propulsion, and EPS.$89,000 to $116,000 per yearHybrid

Mission Design Engineer (2-5 yrs) Verified today

Advanced Space · Westminster, CO · Space SystemsYou will design spacecraft trajectories and mission architectures across Earth-orbiting, cislunar, and interplanetary missions. Own mission phases from concept through operations, solving complex astrodynamics problems and building tools that enable real flights to the Moon and beyond.$88,000 to $116,000 per yearHybrid

Sr Staff Software Systems Engineer - Core Mission Systems Verified today

Vantor · Westminster, CO · Space SystemsShape technical direction across mission-system domains spanning software, cloud, networking, and cybersecurity. You'll partner directly with government customers and engineering teams to architect resilient, secure systems that balance mission performance with long-term sustainability.$128,000 to $170,000 per yearOn site

Sr. Navigation Engineer (8-12 yrs) Verified today

Advanced Space · Westminster, CO · Space SystemsOwn spacecraft navigation strategy across the full mission lifecycle at Advanced Space. You'll lead Kalman filter development, manage flight operations for cislunar missions, mentor junior engineers, and solve astrodynamics challenges that shape humanity's return to the Moon.$132,000 to $174,900 per yearHybrid