Job Description Network Defense Engineer is an individual contributor responsible for developing, maintaining, troubleshooting, tuning and documenting security tool content/rules used for detecting cyber-attacks, intrusions and data loss incidents You will possess an expert level understanding of security use cases and the ability to apply them to event data in support of the Security Operations Center's (SOC) monitoring and response efforts. Ensure security is incorporated early on into the enterprise architecture process. Focused on the defense of the enterprise, secure network components, and mitigate vulnerabilities. Having been successful in the following: * Designed and implemented security-focused information systems, data loss prevention, and eDiscovery/forensics * Design, implement and monitor security solutions within a hybrid enterprise environment (on-premises and cloud) in support of an increasingly mobile workforce * Understand security policies and translate them into specific technical guidance for IT and business teams * Identify, assess, and communicate risks relating to data, systems, and personnel and provide guidance on changes to reduce risk * Provide security incident response teams the capability to triage, log analysis and investigation of data loss events within agreed upon response times * Work with legal, technology, and business partners to establish and maintain controls that protect data and appropriately manage its lifecycle * Understand complex technical issues and manage them within a fast-paced 24/7/365 business environment Experience : * 3-8 years of excellent understanding of Cybersecurity Operations and Incident Response processes. * Expert level knowledge of Security Information and Event Management (SIEM) technologies (Splunk, Devo, etc.) * Expert level knowledge of content creation/tuning concepts and best practices. * Experience working with cloud computing platforms such as Amazon Web Services, Azure, and Office365. * Deep understanding of events, related fields in log records, and alerts reported by various data sources such as Windows/Unix systems, IDS/IPS, AV, HIDS/HIPS, WAFs, firewalls, and web proxies. * Solid understanding of various operating systems (Window, Unix, Linux, AIX, etc.). * Advanced ability to develop regular expressions. * Advanced ability to automate tasks using a preferred language (eg Python). Skills to be successful: * Experienced with Networks and network technology and architecture * Experience with Suricata and Endace * Experience supporting networks and network monitoring and control solutions across large enterprise environments * Strong technical writing and documentation skills * Knowledge of best practices and IT operations in zero downtime environment * Experience with Agile/Scrum development methodology * Must be a persuasive, persistent, adaptable, innovative, and resourceful individual Note: Employment-based non-immigrant visa sponsorship and/or assistance is not offered for this specific job opportunity. Benefits: Because we want our team members to bring us their very best every day, we believe they deserve the right opportunities and benefits. That's why we packed our comprehensive benefits package for full- and some part-timers with: * Health and wellbeing options for team members and their dependents * Up to 4% matching 401(k) * Tuition reimbursement * Continuing education * Bonus eligible * Paid time off * Paid volunteer time * And more Our Company: OneMain Financial is the country's largest lending-exclusive financial company, proudly serving millions of customers with safe, affordable and transparent installment loans. Our customers turn to us every day--online and at 1,500 branches in 44 states--to help them take control and improve their financial lives with solutions for debt consolidation, medical expenses, household bills, home improvements and auto purchases. Our talented and dedicated team members constantly look for responsible ways to serve our customers when, where and how they want. It's all about doing the right thing--a mission that hasn't changed for more than 100 years. #LI-DB1