> Markdown version of [/jobs/ext/4331357-systems-engineer-iii-systems-security-engineer-sse](https://www.wearedevelopers.com/jobs/ext/4331357-systems-engineer-iii-systems-security-engineer-sse). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Systems Engineer III / Systems Security Engineer (SSE)

- **Company:** Vertex, Inc.
- **Location:** United States (Remote available)
- **Salary:** $193,669.0 - $199,659.0
- **Contract:** Permanent contract
- **Skills:** Systems Engineering, Confluence, JIRA, Cyber Security, Microprocessors, Field-Programmable Gate Array (FPGA), Key Management, Reverse Engineering, Trusted Systems, Jama (Software), Bitbucket, Hardware Infrastructure, U-Boot, Vulnerability Analysis
- **Published:** October 11, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=9c5146aa3bfb89f8

## About the Role

· Bachelor's degree or higher in a STEM discipline: Science, Technology, Engineering, or Mathematics.

· Typically, 6+ years of experience in Systems Engineering.

· Experience with systems engineering principles, including requirements development and management, system design, and verification/validation.

· Experience with System Security Engineering (SSE) principles, reverse engineering, and embedded security.

· Experience designing, implementing, and/or testing real-time embedded security solutions for Department of Defense (DoD) platforms.

· Experience with Anti-Tamper technologies, techniques, and principles, including hardware/software protections, secure boot, and encryption.

· Experience with cybersecurity and/or key management plans.

· Experience conducting vulnerability assessments, threat modeling, and risk analysis to identify potential attack vectors and mitigation strategies.

· U.S. citizenship and an active U.S. government-issued DoD Secret security clearance are required before the start date.

Preferred Qualifications

· Advanced degree in a STEM discipline.

· Strong understanding of Anti-Tamper technologies, techniques, and principles, including hardware/software protections, secure boot, and encryption.

· Familiarity with security state-of-the-art FPGAs and Intel CPUs.

· Familiarity with the design, integration, testing, and fielding of secure systems.

· Familiarity with VPX and/or rack-mount server hardware.

· Experience with Cameo Enterprise Architect or equivalent Model-Based Systems Engineering (MBSE) tools.

· Experience with Jama, Confluence, Jira, and Bitbucket.

· Ability to travel up to 15%, depending on location.

## Description

We are seeking a highly motivated Systems Security Engineer (SSE) to help develop next-generation rugged, secure processing solutions for mission-critical aerospace and defense applications.

The engineer will work primarily within the Processing Technology business unit as part of a multidisciplinary Systems Engineering team, designing, integrating, verifying, and delivering rugged, secure embedded products.

The role involves developing protections against reverse engineering, unauthorized access, and exploitation. The engineer will collaborate with cross-functional teams, including systems engineering, program management, business development, operations, supply chain, executive leadership, and Line of Business Chief Engineers., The position can be remote, but the worker must be able to report to one of the following hubs when needed