Red Team Security Engineer IV

Millennium
Huntsville, Alabama 35824 United States  View Map
Posted: Jun 09, 2026
  • Full Time
  • Federal Government
  • Summary

    Overview Millennium is proud to be part of the Markon enterprise, a network of specialized organizations unitedin support of critical national security missions. This partnership strengthens our ability to deliver results byexpanding our technical depth, operational reach, and access to a broader bench of proven experts, ensuring ourcustomers continue to receive best-in-class cybersecurity support.For more than two decades, Millennium hasoperated at the forefront of cybersecurity. Our elite team of over 300 professionals brings an unmatched recordof performance across Red Team Operations, Defensive Cyber Operations, Software Engineering, and TechnicalEngineering. As home to the largest contingent of contracted Red Team operators supporting the Department ofDefense, Millennium delivers unparalleled threat intelligence and battle-tested expertise to both DoD and federal civiliancustomers.What We Believe Millennium is an equal opportunity employer and does not discriminate or allow discrimination on thebasis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any otherclassification protected by federal, state, or local law.Responsibilities Millennium is hiring Red Team Security Engineer IV in Huntsville, AL. Candidate must have an active Secret Clearance with eligibility to obtain a Top Secret/SCI Clearance.The Red Team Security Engineer will conduct multiple penetration tests of global customer networks, rapiddevelopment of domain or problem-specific tools that leverage identified vulnerabilities, research on thelatest exploitation techniques and threat vectors, and design and configuration of representative testenvironments.Candidate must support various training events, conferences, exercises, and demonstrations to ensurecontinued compliance with team member certification requirements to enhance technical capabilities, and tosupport authorized missions and test events.Qualifications Must have an active Secret Clearance with eligibility to obtain a Top Secret/SCI ClearanceBachelor's degree from an accredited college or university in computer science, information systems, engineering, scientific or a mathematics-intensive discipline or a Relevant Technical Discipline. At least 8-10 years of practical experience required. Two years of relevant experience with an Associate's degree will be considered the equivalent of a Bachelor's degree. Four years of relevant experience will be considered equivalent to a Bachelor's degree. Relevant Experience and Certificates to include; NSA Remote Interactive Operator Apprentice Certificate or Red Team Journeyman (Level II) Certificate from certified and accreditated DOD Red Team.Must have a CEH & CISSP Certification upon hireSPECIALIZED experience in Red Teaming, Computer Network Attack (CNA), Computer Network Exploitation (CNE), Computer Network Defense (CND), and/or penetration testingAbility to independently and rapidly develop tools and scripts from concept to production in a high-stress, short deadline, under-resourced environment using multiple programming languagesAdditional Requirements:Experience with at least one of the following scripting languages (PowerShell, Bash, Python, Ruby, Node.js)Experience performing web application security assessmentsExperience with TCP/IP protocols as it relates to network securityExperience with offensive tool sets including: Kali Linux, Metasploit, CobaltStrike, Intercepting Proxies, etc.Experience in using network protocol analyzers and sniffers, as well as ability to decipher packet capturesExcellent independent (self-motivational, organizational, personal project management) skillsProven ability to work effectively with management, staff, vendors, and external consultantsAbility to think outside the box and emulate adversarial approachesCapable of conducting penetration tests on applications, systems and network utilizing proven/formal processes and industry standards.Capable of managing multiple penetration test engagements, from cradle to grave, at the same timeIn depth understanding of emerging threats, vulnerabilities, and exploitsBusiness 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 15-30% (or less) travel as required by the program.#J-18808-Ljbffr

  • Job Description

    Overview Millennium is proud to be part of the Markon enterprise, a network of specialized organizations unitedin support of critical national security missions. This partnership strengthens our ability to deliver results byexpanding our technical depth, operational reach, and access to a broader bench of proven experts, ensuring ourcustomers continue to receive best-in-class cybersecurity support.For more than two decades, Millennium hasoperated at the forefront of cybersecurity. Our elite team of over 300 professionals brings an unmatched recordof performance across Red Team Operations, Defensive Cyber Operations, Software Engineering, and TechnicalEngineering. As home to the largest contingent of contracted Red Team operators supporting the Department ofDefense, Millennium delivers unparalleled threat intelligence and battle-tested expertise to both DoD and federal civiliancustomers.What We Believe Millennium is an equal opportunity employer and does not discriminate or allow discrimination on thebasis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any otherclassification protected by federal, state, or local law.Responsibilities Millennium is hiring Red Team Security Engineer IV in Huntsville, AL. Candidate must have an active Secret Clearance with eligibility to obtain a Top Secret/SCI Clearance.The Red Team Security Engineer will conduct multiple penetration tests of global customer networks, rapiddevelopment of domain or problem-specific tools that leverage identified vulnerabilities, research on thelatest exploitation techniques and threat vectors, and design and configuration of representative testenvironments.Candidate must support various training events, conferences, exercises, and demonstrations to ensurecontinued compliance with team member certification requirements to enhance technical capabilities, and tosupport authorized missions and test events.Qualifications Must have an active Secret Clearance with eligibility to obtain a Top Secret/SCI ClearanceBachelor's degree from an accredited college or university in computer science, information systems, engineering, scientific or a mathematics-intensive discipline or a Relevant Technical Discipline. At least 8-10 years of practical experience required. Two years of relevant experience with an Associate's degree will be considered the equivalent of a Bachelor's degree. Four years of relevant experience will be considered equivalent to a Bachelor's degree. Relevant Experience and Certificates to include; NSA Remote Interactive Operator Apprentice Certificate or Red Team Journeyman (Level II) Certificate from certified and accreditated DOD Red Team.Must have a CEH & CISSP Certification upon hireSPECIALIZED experience in Red Teaming, Computer Network Attack (CNA), Computer Network Exploitation (CNE), Computer Network Defense (CND), and/or penetration testingAbility to independently and rapidly develop tools and scripts from concept to production in a high-stress, short deadline, under-resourced environment using multiple programming languagesAdditional Requirements:Experience with at least one of the following scripting languages (PowerShell, Bash, Python, Ruby, Node.js)Experience performing web application security assessmentsExperience with TCP/IP protocols as it relates to network securityExperience with offensive tool sets including: Kali Linux, Metasploit, CobaltStrike, Intercepting Proxies, etc.Experience in using network protocol analyzers and sniffers, as well as ability to decipher packet capturesExcellent independent (self-motivational, organizational, personal project management) skillsProven ability to work effectively with management, staff, vendors, and external consultantsAbility to think outside the box and emulate adversarial approachesCapable of conducting penetration tests on applications, systems and network utilizing proven/formal processes and industry standards.Capable of managing multiple penetration test engagements, from cradle to grave, at the same timeIn depth understanding of emerging threats, vulnerabilities, and exploitsBusiness 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 15-30% (or less) travel as required by the program.#J-18808-Ljbffr

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