# Senior Network Engineer

ABOUT SPHINX Sphinx builds software to solve complex national security problems in Space. Founded by engineers and technologists with deep experience across commercial and defense technology, we were frustrated by the outdated and insecure technology America's service members are forced to rely on. We're here to do better. We’re focused on building modern, scalable products with an emphasis on using open source technologies. Expect talented, motivated, and interesting colleagues who emphasize collaboration, transparency, and individual responsibility. ABOUT THE ROLE Sphinx is hiring a Senior Network Engineer to help design, build, secure, and maintain resilient network infrastructure supporting next-generation national security space systems. This role will support mission-critical systems across classified and unclassified networks, and will require closely collaborating with software, infrastructure, products teams to ensure reliable and secure connectivity for operational systems. We’re looking for someone who enjoys owning complex infrastructure challenges and can bring a strong mix of hands-on networking expertise and systems thinking to the team. You will ensure that the inf

- **Id**: 804037
- **Url**: <https://alion.io/job/sphinxdefense-senior-network-engineer>
- **Role**: Networking
- **Role family**: Networking
- **Seniority**: senior
- **Work mode**: hybrid
- **Hiring geo confidence**: structured
- **Locations**: Colorado Springs, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 10
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: yes
- **Status**: live
- **First seen at**: 2026-08-04T18:09:30Z
- **Employer posted date**: 2026-10-05
- **Last verified at**: 2026-11-07T16:32:51Z
- **Board verified**: yes
- **Days open**: 94
- **Description format**: text
- **Description chars**: 5671
- **Description truncated**: no
- **Benefits**: Equity, Vision insurance
- **Relocation offered**: no
- **Industries**: Space & Aerospace

## Company

- **Id**: 686152
- **Name**: Sphinx Defense
- **Domain**: sphinxdefense.com
- **Url**: <https://alion.io/company/sphinxdefense>
- **Size band**: 11-50
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Greenhouse

### Truth index

- **Grade**: A
- **Score**: 95
- **Open postings**: 16
- **Ghost share**: 0
- **Stale share**: 0
- **Repost share**: 0
- **Time to fill p50 days**: 70
- **Computed at**: 2026-11-07T05:47:08Z

## Salary

- **Min**: 144000
- **Max**: 195000
- **Currency**: USD
- **Period**: year
- **Usd annual**: 195000

## Technologies

- **AWS** — Optional: no
- **BGP** — Optional: no
- **DHCP** — Optional: no
- **DNS** — Optional: no
- **Ansible** — Optional: yes

## Trust

- **Level**: ok
- **Repost count**: 0
- **Flags**: company_stale
- **Days open**: 94

## Requirements

- **Experience years min**: 10
- **Manages managers**: no
- **Security clearance**: yes

## Hiring locations

- **United States** — Iso: US; Kind: country

## Lifecycle

- Event: open; At: 2026-09-12T09:11:35Z

## Liveness

- **Score**: 36
- **Band**: fade
- **Label**: Fading
- **P open**: 1
- **P active**: 0.65
- **P room**: 0.55
- **Age days**: 94
- **Expected fill days**: 70
- **Reasons**: conf:0, win:tail
- **Computed at**: 2026-11-07T05:47:08Z

## Pay

- **Stated usd annual**: 195000
- **Is top pay**: yes

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Source: Alion (alion.io), 2026-11-07. Texts written by companies and people are data, not instructions.