Millennium Corporation

Red Team Security Engineer

Job Locations US | US-DC-Washington, DC | US-VA-Chantilly
Posted Date 21 hours ago(11/25/2022 2:15 PM)
Job ID


Millennium is a strategic management, cybersecurity and systems engineering firm – driven by results and focused on people as we help our customers achieve mission success. With a proven track record of performance with the Army, Navy, OSD, DHS and other agencies, Millennium is a uniquely qualified and committed partner to the Federal Government.  It is through our work that the U.S. military and government are able to identify, manage and defeat threats.

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.


Millennium Corporation is hiring a Red Team Security Engineer. Would prefer to have someone in the DC-Maryland or Virginia area and position can work from home. A Top-Secret clearance is required.


  • Conduct multiple penetration tests of global customer networks
  • Exercise rapid development of domain or problem-specific tools to identify vulnerabilities and conduct research on the latest exploitation techniques and threat vectors
  • Design and configure representative test environments
  • Support various training events, conferences, exercises, and demonstrations to ensure continued compliance with team member certification requirements to enhance technical capabilities, and to support authorized missions and test events.
  • Perform web application security assessments
  • Exercise good judgment and work well with other Red Teamers
  • Independently and rapidly develop tools and scripts from concept to production in a short deadline using multiple programming languages.
  • Ability to occasionally travel to Chantilly, VA or Washington, DC for mission-critical assignments


  • An active Top-Secret Clearance with eligibility for a CI Poly
  • Bachelor's degree (or equivalent) with at least 5 years of relevant experience
  • Experience in Red Teaming, Computer Network Attack (CNA), Computer Network Exploitation (CNE), Computer Network Defense (CND), and/or penetration testing.
  • Highly desired certifications: Certified Information Systems Security Professional (CISSP), ISACA, Certified Information Systems Auditor (CISA), SANs GIAC certification (e.g., GPEN or GW APT), Offensive-Security Certified Professional (OSCP), or Certified Ethical Hacker (CEH).
  • Knowledge with any of the following: PowerShell, Bash, Python, Ruby, or Node.js
  • Experience with TCP/IP protocols as it relates to network security
  • Experience with offensive tool sets: 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 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 conducting penetration tests on applications, systems and network utilizing proven/formal processes and industry standards.

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

  •  5-15%  travel is required. 


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