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BAE Systems · Merrimack, NH

# FAST Labs - Principal Software Engineer ($20K Sign On Bonus)

Merrimack, New Hampshire, United States Full-time Senior individual contributor Software Engineering 

Listed on BAE Systems’s official careers site. Posted October 23, 2026. Check that it is still open and apply there.
[Apply on BAE Systems’s careers site →](https://jobs.baesystems.com/global/en/job/BAE1US128423BREXTERNAL/FAST-Labs-Principal-Software-Engineer-20K-Sign-On-Bonus)

[OpenNash Jobs](https://jobs.opennash.com/) / [BAE Systems](https://jobs.opennash.com/companies/bae-systems/) / FAST Labs - Principal Software Engineer ($20K Sign On Bonus)

The employer’s listing has no description we could read. See it on their site.

## At a glance
- Posted by the employer: Oct 23, 2026
- First seen by OpenNash: Nov 3, 2026
- Last checked: Nov 3, 2026
- Listed for: 11 days
- Location: Merrimack, New Hampshire, United States
- Employment type: Full-time[Apply on BAE Systems’s careers site →](https://jobs.baesystems.com/global/en/job/BAE1US128423BREXTERNAL/FAST-Labs-Principal-Software-Engineer-20K-Sign-On-Bonus)

## More jobs at BAE Systems

### [FAST Labs - Senior Principal II Software Engineer ($20K Sign On Bonus)](https://jobs.opennash.com/companies/bae-systems/jobs/a9a468a02b296231bc6c/)

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### [FAST Labs - Senior Principal Software Engineer ($10K Sign On Bonus)](https://jobs.opennash.com/companies/bae-systems/jobs/7d1694abbaaa1b751b37/)

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### [FAST Labs - Software Engineer - All Levels - Secret](https://jobs.opennash.com/companies/bae-systems/jobs/05f465b92510d5514744/)

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### [FAST Labs - Software Engineer - All Levels - Top Secret](https://jobs.opennash.com/companies/bae-systems/jobs/8aefdacdece5dbfb071d/)

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### [FAST Labs - Software Engineer - Early Career Levels - Secret](https://jobs.opennash.com/companies/bae-systems/jobs/83d8ceb49de55e4e05bb/)

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