Senior Red Team Operator

SixGen, Inc. • Huntsville, AL

2d

About The Position

SIXGEN is seeking a Senior Red Team Operator to conduct adversary emulation, penetration testing, and red team operations across enterprise, aerospace, and mission-critical environments. The role requires technical expertise and creative problem-solving to simulate real-world threat actors and improve security across cyber and RF-enabled systems. Experience or familiarity with missile defense systems, satellite communications, RF spectrum operations, and electronic warfare concepts will support advanced threat emulation and mission-focused assessments.

The role is based at a customer site in Huntsville, Alabama, with remote work available and 15%–20% travel. Applicants must be U.S. citizens and hold a TS/SCI clearance. SIXGEN offers full-time employees benefits including employer-paid insurance premiums, a 401(k) contribution, professional development reimbursement, flexible and remote work policies for most positions, and flexible PTO and holidays. Compensation depends on experience, qualifications, technical expertise, and alignment with the position.

Requirements

• 2–8+ years of experience in penetration testing, red teaming, offensive security, or related cybersecurity roles; the posting lists senior-level experience as 8+ years.
• Strong understanding of Windows and Linux operating systems.
• Strong understanding of Active Directory attacks and administration.
• Strong understanding of networking, protocols, and enterprise architectures.
• Understanding of web application security concepts.
• Experience with cloud environments such as AWS, Azure, or Google Cloud.
• Experience with offensive security tools such as Cobalt Strike, Sliver, Metasploit, Burp Suite, BloodHound, Impacket, Nmap, and Mythic or similar command-and-control frameworks.
• Proficiency in one or more of Python, PowerShell, Bash, Go, or C#.
• Previous experience in missile defense systems or a strong understanding of missile defense capabilities and limitations.
• Understanding of satellite elements, orbital nomenclature, satellite subsystems, and mission purposes.
• Experience working within the RF spectrum and understanding RF band classifications and operational considerations.
• Knowledge of electronic warfare theory, concepts, and practical application.
• Ability to communicate technical concepts clearly to technical and non-technical audiences.
• Ability to operate as a U.S. citizen and hold a TS/SCI clearance.
• Strong analytical and critical thinking skills.
• Curiosity and passion for offensive security research.
• Ability to operate independently in complex mission environments.
• High attention to detail and operational discipline.
• Strong written documentation and briefing skills.
• Ability to adapt to rapidly evolving threat landscapes.

Nice To Haves

• Relevant certifications such as OSCP, CRTO, OSEP, PNPT, CEH, or CISSP.
• Experience with EDR evasion techniques.
• Experience integrating threat intelligence.
• Experience with Software Defined Radio (SDR) technologies.
• Experience with satellite communications (SATCOM).
• Experience with space systems cybersecurity.
• Experience with Kubernetes and container security.
• Experience with CI/CD pipeline security testing.

Responsibilities

• Conduct red team engagements against enterprise networks, cloud environments, satellite communications systems, wireless infrastructure, and endpoint systems.
• Execute adversary emulation aligned with real-world threat actor tactics, techniques, and procedures.
• Perform internal and external penetration testing across operational environments.
• Simulate cyber and RF-enabled attack vectors against mission systems and communications architectures.
• Identify security weaknesses, exploit vulnerabilities, and demonstrate potential operational and business impacts.
• Conduct authorized social engineering, phishing, and physical security assessments.
• Support assessments involving RF communications, satellite systems, and electronic warfare-related technologies.
• Evaluate mission-system resiliency against cyber-electromagnetic activities.
• Assist in identifying vulnerabilities in space-based communications and sensor architectures.
• Provide technical insight regarding missile defense architecture, operational capabilities, and system limitations.
• Develop, modify, and maintain offensive security tools, payloads, scripts, and automation.
• Operate command-and-control frameworks while maintaining operational security during engagements.
• Conduct privilege escalation, lateral movement, persistence, and evasion activities in controlled environments.
• Research emerging attack techniques and adversary methodologies.
• Document findings, attack paths, indicators of compromise, and remediation recommendations.
• Produce detailed technical reports and executive-level summaries.

Benefits

• Employer-paid medical, dental, and vision insurance premiums for the employee and family.
• Employer-paid short- and long-term disability insurance and basic life/AD&D insurance.
• 401(k) with a 4% employer contribution.
• Professional development reimbursement options for training, certification, and education.
• Flexible and remote work policies for most positions.
• Flexible PTO and holiday schedule.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed