---
title: "S3I Engineering"
canonical: "https://www.metaintro.com/company/s3i-engineering"
language: "en"
industry: "Engineering Services"
website: "https://www.s3iengineering.com/"
open_roles: 4
---

# S3I Engineering

S3I Engineering provides specialty engineering services, systems integration, and operational support to government and defense clients. Our technical expertise spans multiple facets of the Software, Systems, Cyber, and Hardware Engineering disciplines.

## Open roles

- [Systems Engineer I](https://www.metaintro.com/job/systems-engineer-i-at-s3i-engineering-0fa6bc86-3d86-5543-b021-fca2cf61c9e2) — Lexington Park, Maryland, United States, On-site
- [Systems Engineer II](https://www.metaintro.com/job/systems-engineer-ii-at-s3i-engineering-acceacc9-255a-5844-971b-6f357a637884) — Lexington Park, Maryland, United States, On-site
- [Systems Engineer I (Full-Time, On-Site)](https://www.metaintro.com/job/systems-engineer-i-full-time-on-site-at-s3i-engineering-a5a100a0-7d53-57f3-bbda-b1461b79e431) — Lexington Park, Maryland, United States
- [Systems Engineer II (Full-Time, On-Site)](https://www.metaintro.com/job/systems-engineer-ii-full-time-on-site-at-s3i-engineering-3e12db80-8407-5f0c-a5da-587fb63db1e6) — Lexington Park, Maryland, United States

[View all 4 roles](https://www.metaintro.com/company/s3i-engineering/jobs/all)

## Skills they ask for

Most frequent across open postings.

### Most requested skills

- Git
- Linux troubleshooting

### Tech stack

- **CMS:** WordPress
- **Libraries:** jQuery

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## Questions about S3I Engineering

### Is S3I Engineering hiring?

Yes. As of November 3, 2026, S3I Engineering has 4 open roles on Metaintro. 2 were posted in the last 30 days. The most are in Science, Technology, Engineering, and Math (4).

### What skills does S3I Engineering look for?

Its open roles most often ask for Git and Linux troubleshooting.