Sr Information Security Platform Engineer

We do the right things, right now. We do them in a way that is relevant to our clients. Become a part of our history as it continues to be written! If you are interested and qualified for this role, we invite you to apply. The Senior Information Security Platform Engineer serves as a critical technical resource within the Information Security team, responsible for architecting, implementing, and optimizing security controls and platforms that protect the organization’s data and systems. Partnering with principal engineers, stakeholders, and cross-functional teams, this role leads complex technical projects, drives continuous improvement, and provides advanced expertise in security technologies. The Senior Platform Engineer acts as a technical mentor, guiding junior staff, and is instrumental in advancing the organization’s security posture through proactive monitoring, event management, and strategic risk assessment. The ideal candidate combines deep technical knowledge, strategic thinking, and excellent collaboration skills to empower business enablement while maintaining robust security standards. Essential Functions/Responsibilities Lead the deployment, advanced configuration, and ongoing optimization of DLP tools, endpoint security, and other key security platforms. Proactively monitor, investigate, and respond to security events and data loss incidents, conducting root cause analysis and developing mitigation strategies. Architect, enhance, and manage security controls across multiple environments (on-premises, cloud, hybrid), including web gateways, firewalls, and cloud-native solutions. Perform comprehensive incident response, including digital forensics, evidence collection, documentation, and remediation planning. Drive the continual improvement of security operations processes through automation, workflow optimization, and collaboration with IT and business partners. Conduct risk assessments and platform performance reviews; propose strategic solutions addressing identified gaps and vulnerabilities. Mentor and provide technical guidance to junior engineers and analysts; facilitate team training sessions and knowledge sharing. Lead cross-functional projects and initiatives related to information security technologies. Minimum Knowledge, Skills, and Abilities Needed to Perform Essential Functions of the Job Bachelor’s degree in Information Technology, Computer Science, or a related field, or equivalent professional experience. 5+ years’ hands-on experience implementing and operating security platforms such as DLP, SIEM, EDR, cloud security, and network controls. Advanced proficiency in configuring policies and detection rules using regular expressions, scripting, or policy engines. Demonstrated experience in incident response, technical investigations, and root cause analysis. Strong problem-solving, critical thinking, and stakeholder engagement skills. Excellent written and verbal communication with a proven ability to translate technical concepts for diverse audiences. Preferred Knowledge and Skills Security certifications such as CISSP, GIAC, CEH, or equivalents, preferred. Experience with cloud security platforms (AWS, Azure, GCP) and cloud-native security controls. Expertise in scripting languages (Python, PowerShell, Bash) for automation. Exposure to regulatory compliance frameworks (GLBA, FFIEC, SOX, PCI, etc.). Knowledge of DevSecOps, secure SDLC, and integration of security into CI/CD pipelines. Prior experience leading projects or initiatives involving multiple technical teams. Level of Complexity and Scope Regularly handles moderately complex to highly complex technical and business problems requiring multi-dimensional analysis. Leads technical projects with reach across mid-size to large organizational environments. Degree of Independence and Decision-Making Works with limited supervision; exercises significant independent judgment on technical decisions and strategic direction. Applies established guidelines with advanced proficiency; collaborates with principal engineers and receives guidance mainly on highly strategic or unprecedented issues. Serves as a subject-matter expert in relevant domains and provides technical advisement to other teams. Required Supervisory Responsibilities No direct supervisory responsibilities. Physical Requirements Prolonged periods of sitting and deskwork. Frequent use of computers, keyboards, phones, and other office equipment. Occasional lifting and carrying of items up to 15 pounds. Clear and effective communication in person, via email, and over the phone. Ability to move throughout office premises and attend meetings on-site or remotely. Compliance Statement The associate is responsible for meeting all compliance requirements imposed on First Financial Bank by State and Federal law and regulation, as well as all related First Financial Bank policies and procedures. This includes all Bank Secrecy Act, Anti-Money Laundering, OFAC and Suspicious Activity reporting requirements, as well as all other lending and deposit compliance requirements. Development and Training Pay Range: $100,000/year to $126,000/year Benefits We have relevant, thoughtful benefits and programs that support every aspect of our associates' holistic wellbeing. Please review our Benefits Guide. Incentive Eligibility All roles are incentive eligible with the exception of Co-Op, Intern, or Student positions. It is our policy to not discriminate against any individual in violation of federal, state, and local laws as it relates to age, race, color, religion, national origin, sex, marital status, pregnancy, gender identity, disability, sexual orientation, genetic information, veteran/military service, or any other characteristic protected by law. We are an E-Verify Employer. At first financial bank, our mission is clear: to be the best bank to do business with, the best place to work, and the best financial partner for our shareholders and the communities we serve. We believe that how we work is just as important as what we achieve. That’s why we’re guided by core values that shape everything we do: Doing the right thing Teamwork Mutual respect Wellbeing Excellence Our success starts with our people. We know that when our associates are talented, engaged, and supported, they create outstanding results. If you're looking to be part of a team that values integrity, inclusion, and collaboration—and where your growth matters—you’ll find your future here.