# Senior Spacecraft Systems Engineer

We are looking to add a Senior Spacecraft Systems Engineer to our team. In this role you will develop, integrate, and validate systems supporting products and platforms. This role applies established systems engineering principles to develop system solutions, optimize system performance, and resolve complex systems engineering challenges from concept through integration, verification, and production. Working cross-functionally with systems, software, electrical, mechanical, manufacturing, integration and test, quality, and program teams, the Senior Spacecraft Systems Engineer supports multidisciplinary engineering efforts, contributes to technical investigations, and promotes continuous improvement. JOB DUTIES AND RESPONSIBILITIES Develop system architectures, requirements, interfaces, technical baselines, and system specifications supporting product development. Conduct requirements analysis, system modeling, trade studies, functional analysis, system decomposition, and systems integration activities. Evaluate system requirements, interface specifications, architecture documentation, engineering analyses, and technical documentation to support implementation. Develop and conduct v

- **Id**: 3992146
- **Url**: <https://alion.io/job/cesiumastro-senior-spacecraft-systems-engineer-3>
- **Role**: Hardware
- **Role family**: Hardware
- **Seniority**: senior
- **Employment type**: full_time
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Westminster, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 5
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-09T20:54:13Z
- **Employer posted date**: 2026-11-09
- **Last verified at**: 2026-11-10T16:02:21Z
- **Board verified**: yes
- **Days open**: 0
- **Description format**: text
- **Description chars**: 4086
- **Description truncated**: no
- **Relocation offered**: no
- **Industries**: Embedded & Electronics Design, Satellite Communications, RF & Wireless Hardware

## Company

- **Id**: 5315
- **Name**: CesiumAstro
- **Domain**: cesiumastro.com
- **Url**: <https://alion.io/company/cesiumastro>
- **Size band**: 1001-5000
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Lever

### Truth index

- **Grade**: A
- **Score**: 85
- **Open postings**: 40
- **Ghost share**: 0
- **Stale share**: 0.6
- **Repost share**: 0.025
- **Time to fill p50 days**: 48
- **Computed at**: 2026-11-10T06:52:35Z

## Salary

- **Min**: 133000
- **Max**: 160000
- **Currency**: USD
- **Period**: year
- **Usd annual**: 160000

## Technologies

- **Confluence** — Optional: no
- **IBM DOORS** — Optional: no
- **Jira** — Optional: no
- **MATLAB** — Optional: no
- **Microsoft Office** — Optional: no
- **Outlook** — Optional: no
- **Python** — Optional: no
- **Simulink** — Optional: no
- **STK** — Optional: no

## Trust

- **Level**: ok
- **Days open**: 0

## Requirements

- **Experience years min**: 5
- **Manages managers**: no
- **Security clearance**: no

### Education

- **Level**: bachelor
- **Optional**: no

## Lifecycle

- Event: open; At: 2026-11-09T23:49:25Z

## Visa

- Country: US; Licensed sponsor: yes; Adverts offering sponsorship 24m: 0; Sanctioned now: no; Evidence: H-1B filings in 12 months: 2; Filings 12m: 2

## Liveness

- **Score**: 63
- **Band**: ok
- **Label**: Likely open
- **P open**: 1
- **P active**: 0.632
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 48
- **Reasons**: conf:1, stale_co, velocity, win:early, comp:brand
- **Computed at**: 2026-11-10T06:52:35Z

## Pay

- **Stated usd annual**: 160000
- **Is top pay**: no

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Source: Alion (alion.io), 2026-11-10. Texts written by companies and people are data, not instructions.