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Cowboy Space

Designs orbital power, compute, and launches

Ordnance Engineer

Aerospace EngineeringConfirmed live in the last 24 hours
Full-timeIn-person

About the Job

Requirements

  • A bachelor's degree in mechanical, aerospace, chemical, or electrical engineering, or a similar field.
  • Five to ten years of experience in ordnance, pyrotechnics, or energetic systems on launch vehicles, missiles, or spacecraft.
  • Hands-on experience taking an ordnance device or an initiation train through qualification.
  • Working command of MIL-STD-1576 and the explosives safety regime around it, including hazard classification, quantity-distance, and the Department of Defense and ATF rules that govern energetics on the ground.
  • Electrical fluency sufficient to address the firing chain, including bridgewire and exploding-foil devices, no-fire and all-fire current, firing margin, ESD and RF susceptibility, and analysis showing inadvertent initiation cannot happen.
  • Knowledge of energetic materials, including common formulations, aging, compatibility, and effects of temperature and vacuum.
  • Strong written communication to produce procedures for execution by others on hardware where failure is not tolerable.
  • Reusable vehicle experience, including safing recovered hardware and requalifying or replacing ordnance after flight.

Responsibilities

  • Define the ordnance architecture for the vehicle, including any pyro-actuated valve or mechanism.
  • Select, specify, and qualify initiators and detonators, safe-and-arm and electronic safe-and-arm devices, through-bulkhead initiators, detonating cord and transfer lines, shaped charges, frangible joints, separation nuts, and pin pullers.
  • Own the energetics side of the initiation chain, including no-fire and all-fire current, firing margin, function time and margin, and inadvertent-initiation analysis on the role’s side of the connector.
  • Own the environmental and susceptibility case, including HERO and RF susceptibility per MIL-STD-464, ESD, bonding and grounding, thermal, vibration, and shock.
  • Run component-level, subsystem-level, and full-system qualification demonstrations, including margin and safety-factor testing required by MIL-STD-1576.
  • Own hazard classification, net explosive weight, and the explosive site plan, including quantity-distance arcs, siting, and compatibility rules that constrain where materials can be stored or used.
  • Establish storage and magazine licensing, and own ATF, DOT, DESR 6055.09, and DoD 4145.26-M compliance for buying, storing, shipping, and handling energetics.

Desired Qualifications

  • Flight termination ordnance experience, specifically thrust termination charge design, linear shaped charge on tank structure, and qualification evidence required for range approval.
  • Energetic materials depth, including formulation, compatibility and aging studies, or running a lot acceptance and surveillance program.
  • Experience establishing an explosives site plan, a magazine, or an ATF license from scratch.
  • Pyroshock test and analysis experience per NASA-STD-7003 or similar.
  • Familiarity with SSCMAN/AFSPCMAN 91-710 and the MSPSP process from the applicant's side.
  • Working knowledge of how the parts are made and what suppliers can and cannot hold.
  • Experience at a startup or small hardware company where the ordnance engineer also chased parts, licensing, and procedures.
  • Vandenberg and/or Cape Canaveral operating experience.

About the Company

Cowboy Space

Designs orbital power, compute, and launches

Cowboy Space Corporation designs and builds orbital infrastructure to supply continuous energy and compute in orbit. It vertically integrates rocket and hardware design with space-based solar power, in-orbit computing, and launch services in one ecosystem. Its 'blank-sheet' approach makes the upper stage and compute payload a single unit, so each stage becomes a one-megawatt orbital data center on arrival, and it is expanding to space-to-Earth and space-to-space power for AI workloads. By owning end-to-end systems and avoiding launch bottlenecks, it aims to offer a scalable, persistent orbital alternative to ground-based data centers for AI and data fusion.

Company size
51-200
Company stage
Series B
Total funding
$335M
Headquarters
San Carlos, CA
Founded
2024

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