> Markdown version of [/jobs/ext/3626207-red-team-security-engineer](https://www.wearedevelopers.com/jobs/ext/3626207-red-team-security-engineer). 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).

---

# Red Team Security Engineer

- **Company:** MILLENNIUM
- **Location:** Washington, DC, United States
- **Salary:** $135,000.0 - $145,000.0
- **Contract:** Permanent contract
- **Skills:** Information Systems, Intrusion Detection and Prevention, Red Team (Cyber Security), Test Scripts, Information Technology, Operational Systems, Cyber Warfare, Blue Team (Cyber Security)
- **Published:** October 8, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9225002/red-team-security-engineer

## About the Role

* Candidate must have an active TS/SCI clearance with CI Poly eligbility
 * BS & 5+ Yrs of experience or additional 5 yrs of experience in lieu of degree
 * Required: Sec+ Desired (one or more): OSCP/E, GPEN, CEH, CCNA, CISSP

Business Development

Assist with Business Development activities as required to support Millennium's strategic business objectives, which may include but not limited to participation in technical interviews, creation of technical documentation, general proposal writing support and proposal color reviews.

Physical Requirements

 * Must be comfortable with prolonged periods of sitting at a desk and working on a computer.
 * Must be able to lift up to 10-15 pounds at a time.

## Description

Millennium Corporation is hiring a Red Team Security Engineer to work in Washington DC in a Hybrid capacity. The candidate must have active TS/SCI clearance with CI Poly eligibility .

As a Red Team Security Engineer, you will be challenged to perform in-depth Red Team operations on a wide variety of tools, systems, services, and network/store/compute environments. Currency with attacking the latest IT and communications technologies - as well as a solid foundation in network and services basics - are a must.

In this job you will:

 * Monitor, analyze, and detect Cyber events and incidents within information systems and networks under general supervision.
 * Assist with integrated, dynamic cyber defense, coordinate and maintain security toolsets to support organizations' continuous monitoring and ongoing authorization programs, establish a framework by which cyber risk can be measured and quantified in the marketplace.
 * Determines security requirements by researching information security standards; conducting system security and vulnerability analyses and risk assessments; studying architecture/platform; identifying integration issues;
 * Implements security systems by specifying intrusion detection methodologies and equipment
preparing preventive and reactive measures; providing technical support to SOC, Blue Team, and other defenders;
completing documentation.

 * Verifies security systems by developing and implementing test scripts.
 * Maintains security by monitoring and ensuring compliance with standards, policies, and procedures;
conducting incident response analyses; developing and conducting training programs.

 * Responsible for the design, development, implementation, and integration of a DoD-like IA architectures, systems, or system components for use within computing, network, and enclave environments.
 * Ensure that the architecture and design of development and operational systems are functional and secure. This includes designs for program-of-record systems and special-purpose processing nodes with platform IT interconnectivity.