Backbone Jobs ยท 16 hours ago
Lead Security Engineer (Mainframe)
United States
Full-time
Remote
Senior Level, Lead/Staff
$133K/yr - $240K/yr
8+ years expBackbone Jobs is a leading platform connecting professionals with organizations that manage critical infrastructure and systems. As a Lead Engineer within the Offensive Security team at Experian, you will participate in and lead adversary simulation assessments, while collaborating with various teams to improve the organization's security posture.
Human Resources
Responsibilities
Collaborate with other teams within the Cyber Fusion Center and the wider organization to ensure threat-informed Cyber Risks are understood and articulated, with a goal of contributing to the successful defense of the organization
Support Offensive Security's engagement at multiple organizational levels, from senior leaders to technical analysts, to help guide risk understanding and verify the efficacy of remediation/mitigative actions
Participate in performing physical exploitation, network exploitation, and social engineering assessments against authorized targets
Leverage Cyber Threat Intelligence, Offensive Security Research, previous Adversary Simulation (Red Team) findings, and internal risk intelligence to develop test cases demonstrating TTP effectiveness against Experian's control environment
Help establish and lead Social Engineering and Human Risk Assurance functions
Work with the team to provide remediation recommendations across the organization to aid with remediation/mitigation of identified Cyber Risks
Develop scripts, tools, and methodologies to increase Offensive Security's capabilities and educate other team members
Use AI tools to help with Offensive Security activities while complying with Experian's Acceptable Use of AI policies and Offensive Security Rules of Engagement
Use MITRE ATT&CK Framework and other structured attack analysis tools to describe and classify attacker methodology and significance
Qualification
Required
Mainframe
PowerShell
C#
Unix/Linux
TCP/IP
8+ years of cybersecurity experience
3+ years of experience in offensive security and adversary simulation
Understanding of Human Risk and experience performing social engineering assessments
Detailed knowledge of global cyber threats, threat actors, and the tactics, techniques and procedures used by cyber adversaries
3+ years of experience in two or more of the following areas: Network penetration testing and manipulation of network infrastructure, Web application penetration testing assessments, Email, phone, or physical social-engineering assessments, Developing, extending, or modifying exploits, shell code or exploit, Covert physical intrusion, Cloud security or penetration testing
Proficient in attacker tooling, including post-exploitation frameworks and tooling
Proficient in one or more of the following programming/scripting languages (C, C++, C#, Go, Python, PowerShell, Bash, or Ruby)
Knowledge of current cloud attack methodologies and mitigations
Knowledge of Windows Operating System architecture and internals, and use thereof in an enterprise environment
Social Engineering knowledge, such as OSINT, spear phishing, vishing, and other initial access methods
Knowledge of core Information Technology concepts such as TCP/IP networking, Windows & Active Directory, Unix/Linux, Mainframe, Cloud Service Providers, Relational Databases, Data Warehouses, and filesystems
Knowledge of IT technologies and methods to secure them, specifically for databases, SharePoint, storage area networks, cloud-based storage, and data warehouses
Knowledge of GenAI platforms and how they can be combined with agentic workflows
Industry certifications such as OSCP, OSCE, OSWE, GPEN, GCIH, GWAPT, GXPN, or equivalent experience
Benefits
Great compensation package and bonus plan.
Core benefits including medical, dental, vision, and matching 401K.
Flexible work environment, ability to work remote, hybrid or in-office.
Flexible time off including volunteer time off, vacation, sick and 12-paid holidays.
Company
Backbone Jobs
Backbone Jobs helps connect talent with organizations maintaining critical infrastructure and systems.
0-1 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase