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Portal Space Systems
Provides high-mobility satellite buses for tactical in-space maneuvering11-50 EmployeesActively Hiring
Jobs at Portal Space Systems
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Other Engineering
Senior Supplier Quality and Materials Engineer
NewPosted 1 week ago
Senior Supplier Quality and Materials Engineer
- Partner with Supply Chain and Engineering during supplier identification, evaluation, source selection, and make/buy decisions; provide technical recommendations on supplier capability, materials, processes, capacity, scalability, and risk.
- Lead supplier qualification and onboarding through technical capability reviews, quality-system...
In office • Bothell
Other Engineering
Thermal Test Engineer
NewPosted 2 weeks ago
Thermal Test Engineer
- Plan, prepare, and execute component-, subsystem-, and vehicle-level thermal-cycle and TVAC tests.
- Personally operate the TVAC chamber and serve as test conductor during test campaigns.
In office • Bothell
Other Engineering
Thermal Analysis Engineer
NewPosted 2 weeks ago
Thermal Analysis Engineer
- Lead the development, configuration control, and maintenance of a whole-spacecraft thermal mathematical model in Thermal Desktop and SINDA/FLUINT.
- Define and analyze orbital, mission, operational, survival, hot-case, and cold-case thermal environments.
In office • Bothell
Other Engineering
Propulsion Engineer (Fluid/ Thermal)
NewPosted 2 weeks ago
Propulsion Engineer (Fluid/ Thermal)
- Develop high fidelity CFD models to support HEX Thruster and propellant tank development
- Model complex fluid behavior, including multiphase flow, phase change, and conjugate heat transfer, and tank slosh
In office • Bothell
Other Engineering
Senior Thermal Structural Analysis Engineer
NewPosted 2 weeks ago
Senior Thermal Structural Analysis Engineer
- Develop and maintain coupled thermal–structural finite element models for spacecraft hardware operating in elevated-temperature environments
- Perform thermo-mechanical stress, distortion, fatigue, and margin of safety analyses driven by thermal gradients and transient heating
In office • Bothell
Engineering
Senior Infrastructure Engineer
NewPosted 2 weeks ago
Senior Infrastructure Engineer
- Design cloud-native solutions on Azure: leveraging managed services, PaaS, serverless, and platform-native tooling, rather than defaulting to lift-and-shift VM replication of on-premises patterns
- Continuously evaluate infrastructure for modernization opportunities, replacing manually maintained servers with managed services where they reduce operational burden and improve resilience
In office • Bothell
Engineering
Senior Software Integration and Test Engineer
NewPosted 2 weeks ago
Senior Software Integration and Test Engineer
- Develop and own the execution and testing framework for spacecraft software and firmware, including HITL test cases and environments
- Debug and resolve software and firmware issues across avionics and payload systems, driving root-cause resolution with vendors
In office • Bothell
Other Engineering
Senior Satellite Guidance, Navigation, and Control (GNC) Engineer
NewPosted 2 weeks ago
Senior Satellite Guidance, Navigation, and Control (GNC) Engineer
- Design, develop, and validate GNC algorithms with a focus on precise pointing and stability control using linear control methods.
- Perform high-fidelity simulations, modeling, and analysis of guidance, navigation, and control systems.
In office • Bothell
Other
Systems Program Manager - Business Ops
NewPosted 2 weeks ago
Systems Program Manager - Business Ops
- System Architecture & Requirements: Define subsystem requirements, verification plans, and ICDs. Balance technical trades for mass, reliability, cost, and schedule. Tools: DOORS, SysML, MBSE.
- Program Execution: Build and manage integrated master schedules for your hardware scope. Lead weekly program reviews, track critical path, and drive resolution of blockers across design, supply chain, and production.
In office • Bothell
Other Engineering
Senior Vehicle Test Engineer
NewPosted 2 weeks ago
Senior Vehicle Test Engineer
- Develop and maintain the integrated vehicle verification and test strategy from early design through flight readiness.
- Own and maintain the vehicle verification matrix and Verification Control Document in coordination with Systems Engineering and requirement owners.
In office • Bothell
Other Engineering
Junior Structural & Loads Analysis Engineer
NewPosted 2 weeks ago
Junior Structural & Loads Analysis Engineer
- Build practical expertise in spacecraft structural analysis while working directly with experienced technical leads.
- See analyses progress from early sizing and design trades through detailed design, environmental testing, correlation, and flight readiness.
In office • Bothell
Other Engineering
Business Systems Engineer
NewPosted 2 weeks ago
Business Systems Engineer
- Map and maintain a live catalog of every tool, data flow, and permission set across the organization
- Own admin access and configuration on all business systems; IT is the platform layer that teams build on
In office • Bothell
Other Engineering
Senior Structural Analysis Engineer
NewPosted 2 weeks ago
Senior Structural Analysis Engineer
- Own the structural finite element model (FEM) for primary and secondary spacecraft structures and maintain configuration control
- Perform stress, deflection, stability, and margin of safety analyses using FEM and first-principles hand calculations
In office • Bothell
Other Engineering
Sr. Mechanism Engineer
NewPosted 2 weeks ago
Sr. Mechanism Engineer
- Own the complete lifecycle of moving mechanical assemblies — from requirements and interface definition through conceptual/detailed design, development, assembly, verification, qualification testing, operation, manufacturing support, and post-flight analysis
- Drive structural and kinematic design for minimum mass while meeting strength, stiffness, fatig...
In office • Bothell
Other Engineering
Head of Electrical & Avionics Engineering
NewPosted 2 weeks ago
Head of Electrical & Avionics Engineering
- Own spacecraft electrical and avionics architecture across vehicle programs, including power generation, energy storage interfaces, power distribution, command/data interfaces, RF/communications hardware, sensors, actuators, and avionics control interfaces.
- Define electrical architecture trades in partnership with Chief Engineers, Systems Engineering,...
In office • Bothell
Other Engineering
Vehicle Performance Engineer
NewPosted 2 weeks ago
Vehicle Performance Engineer
- Define the data architecture, interfaces, update cadence, and governance needed to create a reliable integrated view of spacecraft performance.
- Integrate mass, power, energy, thermal, propulsion, delta-V, GNC, specific impulse, test telemetry, and other mission-performance datasets.
In office • Bothell