Offensive Security Engineer

Description
The ideal candidate will have deep experience in adversary simulation, red teaming, and offensive security operations across hybrid environments (on-prem, cloud, and physical). This role requires strong technical acumen, creativity, and the ability to communicate complex findings to both technical and executive audiences.

• Lead and execute adversary emulation engagements using intelligence-driven threat scenarios aligned with frameworks such as MITRE ATT&CK.
• Design and conduct full-scope red team operations, including initial access, lateral movement, privilege escalation, and data exfiltration simulation.
• Conduct physical, external/internal, and wireless network assessments, as well as web and mobile application testing.
• Perform security assessments across cloud platforms (Google Cloud, Microsoft Azure, AWS) and embedded systems.
• Develop and test threat actor emulation tools, tactics, and procedures for the Red Team to employ on-demand in assessments of application, system, and network security controls.

• Offensive Security Certified Professional (OSCP)
• Offensive Security Certified Expert (OSCE)
• Offensive Security Experienced Penetration Tester (OSEP)
• Certified Red Team Professional (CRTP)
• GIAC Penetration Tester (GPEN)
• GIAC Web Application Penetration Tester (GWAPT)
• CREST Registered Penetration Tester / CBEST Qualifications

Security, Cyber security, Cloud, automated pen testing, tenable, servicenow, cobalt strike, metasploit, metahound

• Looking for 6+ years of experience in Red Teaming for the mid-level role
• Any experience with automated pen testing is a plus

Permanent position based out of Cleveland, OH.

$115000.00 - $130000.00/yr. More details in file.

• Medical, Dental, Vision offered through United Health Group
• 4 weeks of PTO
• 8 observed holidays and 3 floating holidays

Fully remote position.

Anticipated to close on Jan 16, 2026.

We’re partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change.

That's the power of true partnership. TEKsystems is an Allegis Group company.

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed.

We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.