Staff Power Electronics Engineer CesiumAstroStaff Power Electronics EngineerWestminster, CO$158,000–$189,000 / yearIn this position, you will contribute across the entire development lifecycle of next-generation power electronics hardware for military and commercial power systems-from leading the definition of power system architectures and trade studies to detailed circuit design, simulation, printed circuit board (PCB) layout, verification and integration testing, production transition, and manufacturing support. Experience working with electrical power systems and subsystems, including developing power architecture and power requirements, performing trade studies for size, weight, power, and cost optimization (SWAP-C), selecting power converter topologies, and defining power management and control blocks.
Principal Software Engineer - Pay Group Engineering GustoPrincipal Software Engineer - Pay Group EngineeringDenver, CO$215,000–$252,000 / yearPay Group (payroll and tax) teams are responsible for the product, ops, and service components Gusto uses to onboard customers, process payrolls, calculate taxes and deductions, pay and file with tax agencies, and maintain compliance on behalf of the customers. As a Gusto Software Engineer at this level, you'll be guiding projects end-to-end by influencing initial feature specs, understanding how to take existing systems closer to desired end states, executing on projects, and maintaining code that powers core experiences.
Software Test and QA Engineer II EchoStar CorpSoftware Test and QA Engineer IIEnglewood, CO$72,400–$103,400 / yearSoftware systems and integrated hardware components require rigorous quality validation to maintain operational stability and reliability across multi-device ecosystems. EchoStar will provide reasonable accommodation to otherwise qualified job applicants and employees with known physical or mental disabilities, unless doing so poses an undue hardship on the Company, poses a direct threat of substantial harm to others, or is otherwise not required by law.
Mechanical Engineer - Stratospheric Balloons Urban SkyMechanical Engineer - Stratospheric BalloonsDenver, ColoradoDesign and analyze the thermal management of electronic enclosures operating in stratospheric conditions—managing extreme cold (battery thermal floors well below freezing), low convective heat transfer at altitude, internal heat dissipation, and solar/radiative loading to keep avionics, batteries, and power electronics within their operating limits. Develop electronics packaging designs for flight computer, power, communications (satellite/GNSS), and altitude-control and termination electronics—addressing enclosure layout, board mounting, connectorization, sealing, conformal/potting strategies, EMI considerations, and serviceability.
Sustainable Design Engineer Leader, Mission Critical HKS incSustainable Design Engineer Leader, Mission CriticalDenver, CO$104,000–$130,000 / yearSupports DesignGreen team and Enterprise leadership to expand and further integrate design performance, building energy modeling and building operation modeling for all projects across the firm, including informing design decisions by predicting a building's performance with respect to energy efficiency, passive and active design strategies, building massing, daylight availability, glare control, shading analysis, thermal comfort, natural ventilation, mechanical systems alternatives, loads analysis, renewable energy systems integration and similar design factors/elements throughout the project's life cycle. Responsibilities: Oversees the whole-building dynamic thermal and energy building simulation models for various building types and scales, including advanced mechanical systems evaluations, architectural response to enhancing daylighting, lighting control systems and detailed thermal and moisture response of building façade components.
Staff Software Engineer, Gustie Assist GustoStaff Software Engineer, Gustie AssistDenver, COThis is unusually broad, hands-on applied-AI work: you'll own an LLM agent runtime and the full stack around it, including the tool layer that lets it act over Gusto's systems, the Rails/GraphQL backend, the advocate-facing frontend, and the eval system that keeps it trustworthy while it touches live customer accounts. Here's what you'll do day-to-day: Design and build across the Otto platform, including the runtime and agent graph, the tool/action layer, the Rails/GraphQL backend, and the advocate-facing experience, owning a meaningful slice end-to-end.
Principal Embedded Software Engineer II - Satcom CesiumAstroPrincipal Embedded Software Engineer II - SatcomWestminster, CO$170,000–$220,000 / yearPlease Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. As a Cesium software team member, you will be responsible for software designs from concept through production, including product roadmaps, block diagrams, detailed design and coding, analysis, test, qualification, and in-orbit support.
Sr. Solution Engineer - Electric, Gas, Telecommunications, Rail EsriSr. Solution Engineer - Electric, Gas, Telecommunications, RailDenver, ColoradoProactively craft and propose solutions that clarify how GIS brings business value to our customers by addressing the critical challenges they face. Broad knowledge of ArcGIS from an IT context (such as hardware, storage, security, networking, web services, virtualization, cloud computing).