Frost

Oct 22, 2026

Senior Enterprise Security Engineer

United States

San Antonio, Texas, United States

JOB DESCRIPTION

It’s about building something real. Do you like helping others understand the tools of today? Are you passionate about finding solutions to problems and enjoy the freedom of making those decisions? Do you enjoy working with others to develop, maintain, and administer applications? If so, the Senior Enterprise Security Engineer position could be your calling.

Who you are

As a Senior Enterprise Security Engineer, you are responsible for developing strategies, processes and procedures to ensure the security of Frost Bank’s infrastructure.

You will install, monitor, and maintain security affecting firewalls, servers, desktops, databases. networks, and cloud technologies. You believe in effective communication and will have the opportunity to address potential problems and solutions to complex issues with integrity, caring, and excellence.

At Frost, it’s about more than a job. It’s about having a flourishing career where you can thrive, both in and out of work. At Frost, we’re committed to fostering an environment that reflects our values and encourages team members to be the best they can be. In joining our adaptable, integrity-driven team, you’ll become part of Frost’s over 150-year legacy of providing unparalleled banking services.

Since 1868, Frost has dedicated their expertise to provide exceptional banking, investment, and insurance services to businesses and individuals throughout Texas. Frost is one of the 50 largest U.S. banks by asset size and is a leader in banking customer satisfaction. At Frost, it’s about being part of something bigger. If this sounds like you, we encourage you to apply and see what’s possible at Frost.

What you’ll do

Develop and maintain a methodology for managing cyber security technologies

Lead the installation, decommission, and maintenance of security applications/tools

Provide support on a rotational 24/7 coverage schedule as assigned

Conduct testing and create recommendations for security technologies and their configuration

Design and implement security tool performance monitoring to ensure system compliance

Provide technical direction regarding IT Security standards for infrastructure configuration

Create processes/metrics/reporting on security technologies and applications

Coordinate cyber security technology remediation efforts with multiple stakeholders to ensure security compliance

Maintain and expand knowledge of security technology’s, threats, and vulnerabilities

Provide guidance and support to members of the security team

Always take action using Integrity, Caring, and Excellence to achieve all-win outcomes

Minimum requirements

What you’ll need

6+ years as a network and/or security engineer in a corporate environment

Technical knowledge and understanding of infrastructure and security technologies to include: Cloud, Windows & UNIX based servers, workstations, EDR, DLP, vulnerability scanning, proxy and IDS/IPS systems

Demonstrated analytical, problem solving, planning and organizational skills

Excellent verbal and written communication skills

Proficient in Microsoft computer applications

Additional Preferred Skills

Bachelor's degree or equivalent experience

CISSP, CISA, GIAC (GSEC, GCIA, etc.)

Our Benefits

At Frost, we care about your health, your family, and your future and strive to have our benefits reflect that. This includes:

Medical, dental, vision, long-term disability, and life insurance

401(k) matching

Generous holiday and paid time off schedule

Tuition reimbursement

Extensive health and wellness programs, including our Employee Assistance Program

Referral bonus program + more!

Languages

Senior Enterprise Security Engineer

JOB DESCRIPTION

Who you are

What you’ll do

Minimum requirements

What you’ll need

Additional Preferred Skills

Our Benefits

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