Millennium Corporation

Red Team Security Engineer

Job Locations US-AL-Huntsville
Posted Date 4 days ago(9/26/2025 3:48 PM)
Job ID
2025-2995
Worker Category
Active Full Time Regular
Clearance Required
Top Secret/SCI

Overview

For two decades, Millennium Corporation has been operating on the leading edge of cybersecurity. Our elite team of more than 400 experts has an unparalleled record of performance supporting Red Team Operations, Defensive Cyber Operations, Software Engineering, and Technical Engineering. With the largest contingent of contracted Red Team operators in the DoD, we provide an unmatched level of threat intelligence and battle-tested experience for customers in both the DoD and federal civilian markets.

What We Believe

We believe that diversity is a fact, inclusion is a choice.  At Millennium Corporation, we are inclusive. We celebrate multiple approaches and different points of view. We strongly believe that diversity drives innovation, and we are building a culture where differences are valued. We are always growing our programs and we offer tools to help our employees grow and manage their careers.

 

Millennium is an equal opportunity employer and does not discriminate or allow discrimination on the basis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any other classification protected by federal, state, or local law. Millennium promotes affirmative action for women, minorities, disabled persons, LGBTQ+ and veterans.

Responsibilities

Millennium Corporation is hiring a Red Team Security Engineer in Huntsville, AL. Qualified candidates must have an active Secret clearance with eligibility to obtain a TS/SCI clearance.

  • Conduct penetration tests on applications, systems and global customer networks by utilizing proven/formal processes and industry standards.
  • Utilize problem-specific tools to identify vulnerabilities
  • Conduct research on the latest exploitation techniques and threat vectors, and design and configure representative test environments. 
  • Support various training events, conferences, exercises, and demonstrations
  • Independently and rapidly develop tools and scripts from concept to production in a high-stress, short deadline, under-resourced environment using multiple programming languages

Qualifications

  • Must have an active Secret clearance with eligibility to obtain a TS/SCI clearance 
  • Bachelor’s degree from an accredited college or university in Computer Science, Information Systems, Engineering, Scientific or a Mathematics-intensive discipline
  • 3-5 years of practical experience
  • CEH and CISSP certifications
  • Experience in Red Teaming, Computer Network Attack (CNA), Computer Network Exploitation (CNE), Computer Network Defense (CND), and/or penetration testing
  • Experience with at least one of the following scripting languages (PowerShell, Bash, Python, Ruby, Node.js)
  • Experience performing web application security assessments
  • Experience with TCP/IP protocols as it relates to network security
  • Experience with offensive tool sets including Kali Linux, Metasploit, Cobalt Strike, Intercepting Proxies, etc.
  • Experience in using network protocol analyzers and sniffers, as well as ability to decipher packet captures
  • Excellent independent (self-motivational, organizational, personal project management) skills
  • Proven ability to work effectively with management, staff, vendors, and external consultants
  • Ability to think outside the box and emulate adversarial approaches
  • Capable of managing multiple penetration test engagements, from cradle to grave, at the same time
  • In depth understanding of emerging threats, vulnerabilities, and exploits

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.

Travel Requirements

  • Up to 15%

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