Frost Bank
Senior Enterprise Security Engineer
San Antonio, TX - One Frost
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hirly's read of this role
- Role family
- Engineering
- Seniority
- Senior
- Country
- US
- Work mode
- On-site / unstated
- First seen by hirly
- 27 Sept 2026
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the posting
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.
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.
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.
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
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!
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.
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