Red Team Operator - Consultancy

Hamilton Barnes; Greater London; On-site; GBP 60,000 - 85,000; Full time

Job summary

Hamilton Barnes is seeking a Red Team Operator to conduct adversary simulations and assess client environments across security domains. You will plan engagements, emulate threat actor techniques, and report findings to help clients prevent, detect, and respond effectively.

The role emphasizes offensive security skills, OSINT tooling, and collaboration with client teams to strengthen security postures across varied environments.

Qualifications

• Commercial red team or offensive security experience.
• Strong understanding of adversary tactics and techniques.
• Active Directory and Windows experience.
• Strong network and infrastructure security knowledge.
• Experience with privilege escalation and lateral movement.
• Experience with tools such as Cobalt Strike and BloodHound.
• Python, PowerShell or similar scripting experience.
• Strong communication and problem-solving skills.

Responsibilities

• Plan and execute red team engagements
• Emulate realistic threat actor tactics and techniques
• Conduct network, infrastructure and Active Directory attacks
• Perform reconnaissance, initial access and privilege escalation
• Execute lateral movement and persistence techniques
• Develop and use offensive tooling
• Produce technical reports and remediation recommendations
• Present findings to technical and senior stakeholders

Skills

Red team operations

Adversary tactics

Active Directory

Network security

Privilege escalation

Lateral movement

Cobalt Strike

BloodHound

Python/PowerShell

Communication

Tools

Cobalt Strike

BloodHound

PowerShell

Job description

Keen to join a company that champions growth and development?

Join the world's first AI-managed IT and security platform, replacing the traditional MSP model with a single fixed-price subscription covering managed IT, defensive security, and unlimited offensive testing. Serving customers across 90+ countries with agentic AI running through every layer of operations, the UK-headquartered organization holds ISO 27001, PCI-DSS, and CREST certifications.

Applications are open for a Red Team Operator to conduct realistic adversary simulations, testing how well organisations can prevent, detect, and respond to sophisticated attacks. The ideal candidate will work across varied environments, using offensive tradecraft to identify weaknesses across people, processes, and technology.

Responsibilities:

• Plan and execute red team engagements
• Emulate realistic threat actor tactics and techniques
• Conduct network, infrastructure and Active Directory attacks
• Perform reconnaissance, initial access and privilege escalation
• Execute lateral movement and persistence techniques
• Develop and use offensive tooling
• Produce technical reports and remediation recommendations
• Present findings to technical and senior stakeholders

Skills / Must Have:

• Commercial red team or offensive security experience
• Strong understanding of adversary tactics and techniques
• Active Directory and Windows experience
• Strong network and infrastructure security knowledge
• Experience with privilege escalation and lateral movement
• Experience with tools such as Cobalt Strike and BloodHound
• Python, PowerShell or similar scripting experience
• Strong communication and problem-solving skills

Desirable Skills:

• CRTO
• OSEP
• CREST CRT/CCT
• Certifications are desirable, not essential. Practical offensive security experience is the priority.

Benefits:

• Technically challenging red team engagements
• Experienced offensive security team
• Varied client environments
• Opportunities for technical development
• Exposure to advanced offensive security techniques

Salary:

• £60,000 - £85,000