# 1784 - Network Security Engineer III

- **Company:** Sigma Defense
- **Location:** San Diego, California, United States
- **Workplace:** Workplace not stated
- **Salary:** USD 120K–150K / year
- **Seniority:** Mid
- **Role:** Security
- **Countries:** United States
- **Employment type:** Full-time
- **Posted:** 2026-11-10
- **Key facts:** Stack: Linux; Experience: 5+ years; Degree required; Certifications: CISSP; Security clearance required
- **Job page:** https://rolefalcon.com/job/55161835-1784-network-security-engineer-iii-sigma-defense-san-diego

Sigma Defense, a company in aerospace and defense, has an open position for 1784 - Network Security Engineer III. The posting gives San Diego, United States as the location. We classify it as a mid-level role in security. The stack in the posting includes Linux. Candidates need 5+ years of experience. A university degree is required. Certifications named in the posting: CISSP. There are 46 open positions from Sigma Defense on this site, 29 of them in IT and engineering.

To apply, open the job page above and follow its Apply link to the original posting.

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