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Busey

Senior IT Security Engineer

Busey, Saint Louis, Missouri, United States, 63146

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Senior IT Security Engineer

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Busey

Position Summary: The Information Security team at Busey protects the organization and its customers from evolving cybersecurity threats. As a Senior IT Security Engineer, you will play a pivotal role in safeguarding the company’s sensitive data, infrastructure, and systems. You will coordinate, administer, monitor, and maintain core security infrastructure, including endpoint security platforms, internet security/SASE tools, firewall analysis tools, vulnerability management platforms, and data security tools.

Duties & Responsibilities

Configure and maintain security systems/platforms, including:

Endpoint Detection and Response

SASE/Internet Security

Firewall Analysis

Cloud Security Posture Management

Vulnerability Management

Data Security Posture Management

Assist with firewall configuration audits and rule reviews on a scheduled basis.

Participate in vulnerability management processes to analyze risks and threats to the Bank, and meet regularly with stakeholders on the Technology team responsible for patching and systems administration.

Collaborate with internal teams to assess security standards and align to best practices and security frameworks where applicable.

Oversee and guide the implementation of products and services required to maintain compliance with existing, new, or changing regulations and audit recommendations.

Lead the creation and maintenance of security documentation and configuration practices.

Automate repetitive tasks and drive efficiencies so analysts can focus on advanced tasks.

Collaborate with IT Security Management to identify strategic opportunities to enhance the security posture of the Bank and create efficiencies for the Security Engineering team.

Cross‑train on other core security platforms (e.g., SIEM, EDR, Email Security, IAM).

Perform other duties as assigned.

Education & Experience

Strong knowledge of internet security and SASE platforms (e.g., Zscaler, Netskope) and the ability to manage, monitor, and maintain the system with security best practices.

Advanced knowledge and proficiency with workstation and server operating systems (Windows, Linux, macOS).

Experience integrating systems with SIEM platforms (e.g., Splunk, LogRhythm) using API, Syslog, or other log collection methods.

Knowledge and familiarity with configuring and managing endpoint detection and response platforms (e.g., CrowdStrike, SentinelOne).

Knowledge of Data Security Posture Management (DSPM) processes and tools to effectively monitor data security.

Experience with vulnerability management and cloud security posture management tools (e.g., Rapid7, Wiz) and strong understanding of threat and vulnerability data.

Knowledge of application and code scanning tools (e.g., Snyk, Probely).

General knowledge of networking and firewall concepts, securing traffic across LAN, WAN, and Internet infrastructure.

Experience conducting risk assessments that protect business and comply with privacy laws.

Familiarity with security frameworks and standards such as ISO27001, NIST, and CIS Controls.

Knowledge of compliance standards, including PCI, GLBA.

Preferred certifications: Security+, CySA+, GSEC, CCSP, AWS Security Specialty or willingness to pursue within first six months.

At least 5 years of experience in information security administration, vulnerability management, security operations, or system administration.

Proven trustworthiness, integrity, and effective communication with cross‑functional teams.

Self‑starter requiring minimal supervision and highly organized.

Strategic and tactical thinking with an analytical problem‑solving mindset.

Stays current with evolving threat landscape.

Benefits and Compensation Salary offered is based on duties, qualifications, experience, and market trends. The role may be eligible for bonus or incentives based on performance.

Base Pay Range: $86,000 - $123,000 per year.

Busey provides a competitive Total Rewards package including 401(k) match, profit sharing, employee stock purchase plan, paid time off, medical, dental, vision, life insurance, disability and other benefits. Supplemental voluntary life insurance, wellness incentives and an employee assistance program are also available.

Equal Opportunity Busey values a diverse and inclusive workplace and strives to recruit, develop and retain individuals with exceptional talent. Busey is an Equal Opportunity Employer including Disability/Vets.

Application Deadline 11/15/25

For more information, visit Busey.com/Careers and Busey Total Rewards.

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