Senior Red Team Operator

SixGen, Inc.; Huntsville (AL); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health insurance

401K with employer contribution

Remote work policy

Flexible PTO and holidays

Job summary

SIXGEN is hiring a Senior/Junior/ Mid Red Team Operator to perform adversary emulation, penetration testing, and red team operations across enterprise networks, cloud, and RF-enabled systems.

The role requires strong technical skills, creative problem solving, and ability to simulate threat actors to improve security posture in mission-critical environments, including space and missile defense contexts.

Qualifications

• 2-8+ years of experience in penetration testing, red teaming, offensive security, or related cybersecurity roles.
• Strong understanding of Windows and Linux operating systems, AD attacks, networking and enterprise architectures.
• Proficiency with offensive security tools and scripting languages.
• Experience with missile defense systems, satellite communications and RF-related concepts is a plus.

Responsibilities

• Conduct red team engagements against enterprise networks, cloud environments, satellite communications systems, wireless infrastructure, and endpoint systems.
• Execute adversary emulation activities aligned to real-world threat actor tactics, techniques, and procedures (TTPs).
• Perform internal and external penetration testing across multiple 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 social engineering, phishing, and physical security assessments where authorized.

Skills

Windows/Linux

AD attacks

Networking

Web app security

Cloud (AWS/Azure/GCP)

Cobalt Strike

Sliver

Metasploit

Burp Suite

BloodHound

Impacket

Nmap

Mythic/CTI

Python

Powershell

Bash

Go

C#

Tools

Cobalt Strike

Sliver

Metasploit

Burp Suite

BloodHound

Impacket

Nmap

Mythic/CTI

Job description

SIXGEN’s mission is to deliver agile, mission-ready cybersecurity solutions that empower government and critical infrastructure organizations to stay ahead of advanced cyber threats. We combine innovation, deep expertise, and cutting-edge capabilities to uncover vulnerabilities, protect vital systems, and ensure operational superiority in an ever-evolving digital landscape.

POSITION OVERVIEW

• Position: Junior, Mid, and Senior Red Team Operator
• Junior 2+ years
• Mid 3-5+ years
• Senior 8+ years
• Job Type:Full-time
• Travel:15%-20%
• Clearance Requirements: Must be a U.S. citizen. TS/SCI required

WHAT YOU'LL DO

We are seeking a skilled and motivated Senior Red Team Operator to join our team. The ideal candidate will have experience conducting adversary emulation, penetration testing, and red team operations against enterprise, aerospace, and mission-critical environments. This role requires strong technical expertise, creative problem-solving, and the ability to simulate real-world threat actors to improve organizational security posture across cyber and RF-enabled systems.

The ideal candidate will also possess experience or familiarity with missile defense systems, satellite communications, RF spectrum operations, and electronic warfare concepts to support advanced threat emulation and mission-focused assessments.

KEY RESPONSIBILITIES

Operations

• Conduct red team engagements against enterprise networks, cloud environments, satellite communications systems, wireless infrastructure, and endpoint systems.
• Execute adversary emulation activities aligned to real-world threat actor tactics, techniques, and procedures (TTPs).
• Perform internal and external penetration testing across multiple 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 social engineering, phishing, and physical security assessments where authorized.

RF, Space, and Mission Systems Support

• Support assessments involving RF communications, satellite systems, and electronic warfare-related technologies.
• Evaluate mission system resiliency against cyber-electromagnetic activities.
• Assist in identifying vulnerabilities associated with space-based communications and sensor architectures.
• Contribute technical insight regarding missile defense architecture, operational capabilities, and system limitations.

Infrastructure & Tooling

• Develop, modify, and maintain offensive security tools, payloads, scripts, and automation.
• Operate command-and-control (C2) 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.

QUALIFICATIONS: Junior, Mid, Senior

• 2-8+ years of experience in penetration testing, red teaming, offensive security, or related cybersecurity roles.
• Strong understanding of:
  • Windows and Linux operating systems
  • Active Directory attacks and administration
  • Networking and protocols and enterprise architectures
  • Web application security concepts
  • 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
  • Mythic or similar C2 frameworks
• Proficiency in one or more scripting/programming languages:
  • Python
  • Powershell
  • Bash
  • Go
  • 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 both technical and non-technical audiences.
• Strong understanding of:

PREFERRED QUALIFICATIONS

• Relevant certifications such as OSCP, CRTO, OSEP, PNPT, CEH, CISSP
• Experience with:
  • EDR evasion techniques
  • Threat intelligence integration
  • SDR (Software Defined Radio) technologies
  • Satellite communications (SATCOM)
  • Space systems cybersecurity
  • Kubernetes and container security
  • CI/CD pipeline security testing
• 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
• Enterprise Active Directory environments
• Hybrid cloud infrastructures
• Satellite communications systems
• Mission systems and aerospace platforms
• SIEM and EDR platforms
• Software Defined Radios (SDRs)

COMPENSATION & BENEFITS

At SIXGEN, we are committed to fair and equitable compensation practices. Compensation for this role will be based on experience, qualifications, technical expertise, and overall alignment with the position.

Additionally, SIXGEN offers top-tier benefits for full-time employees, including:

• Employer-paid health insurance premiums (medical, dental, vision) for you and your family
• Employer-paid short/long term disability insurance and basic life/AD&D insurance
• 401K with a 4% employer contribution
• Flexible and remote work policies for most positions
• Flexible PTO and holiday schedule

For more information, please reach out to our Director of Human Resources, Amy Maxwell at [e-mail] .

OUR COMMITMENT

SIXGEN is an Equal Opportunity Employer. We ensure that all applicants are considered for employment without regard to race, color, religion, sexual orientation, gender identity, national origin, disability, age, marital status, ancestry, projected veteran status, or any other protected group or class.

We are committed to fostering an inclusive culture that values diversity in our people, reflecting the communities we serve and our customer base. We strive to attract and retain a diverse talent pool and create an environment where everyone is empowered to be their authentic selves at work.

Voluntary Self-Identification

For government reporting purposes, we ask candidates to respond to the below self-identification survey.Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiringprocess or thereafter. Any information that you do provide will be recorded and maintained in aconfidential file.

As set forth in SixGen, Inc.’s Equal Employment Opportunity policy,we do not discriminate on the basis of any protected group status under any applicable law.

If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection.As a government contractor subject to the Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measurethe effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categoriesis as follows:

A "disabled veteran" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.

A "recently separated veteran" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service.

An "active duty wartime or campaign badge veteran" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense.

An "Armed forces service medal veteran" means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985.