Senior Network Security Engineer

Company: First American
Location: Santa Ana
Posted on: April 1, 2026

Job Description:

Who We Are Join a team that puts its People First! Since 1889, First American (NYSE: FAF) has held an unwavering belief in its people. They are passionate about what they do, and we are equally passionate about fostering an environment where all feel welcome, supported, and empowered to be innovative and reach their full potential. Our inclusive, people-first culture has earned our company numerous accolades, including being named to the Fortune 100 Best Companies to Work For® list for ten consecutive years. We have also earned awards as a best place to work for women, diversity and LGBTQ employees, and have been included on more than 50 regional best places to work lists. First American will always strive to be a great place to work, for all. For more information, please visit www.careers.firstam.com. What We Do The Senior Security Engineer is responsible for designing, implementing, and continuously improving security controls that protect enterprise networks, cloud environments, and critical services. This role partners closely with infrastructure, cloud, and application teams to ensure security is thoughtfully integrated into platform and architecture decisions while supporting business objectives. This position emphasizes hands-on engineering, architecture, and technical leadership, contributing to scalable and resilient security solutions across the organization. What You’ll Do Design, implement, and maintain security architectures for on-premises, hybrid, and cloud environments. Engineer and support network and edge security controls that protect internal systems and externally facing services. Collaborate with infrastructure, cloud, and application teams to embed security into system designs and delivery workflows. Participate in architecture reviews, technical design discussions, and risk assessments for new and existing systems. Develop and enhance security configurations, standards, and patterns to improve consistency, scalability, and efficiency. Serve as a senior technical resource, providing guidance, design feedback, and mentorship to junior engineers. Identify opportunities to streamline processes, improve operational efficiency, and reduce technical debt. Evaluate, test, and contribute to the adoption of new security technologies and capabilities. Advise internal partners on security requirements, best practices, and architectural tradeoffs. Support incident response, risk mitigation, and remediation efforts from a technical and engineering perspective as needed. Maintain clear and accurate documentation, diagrams, and standards related to security architecture and operations. Stay current with industry trends, emerging threats, and evolving technologies, applying that knowledge to improve security posture. What You’ll Bring Strong experience in security engineering roles with a focus on network, infrastructure, and/or cloud security. Solid understanding of networking fundamentals and how security controls integrate into complex environments. Experience designing and implementing security controls in cloud and hybrid environments. Comfort working across teams to influence architecture and technical decisions. Experience mentoring junior engineers and contributing to team development. Strong written and verbal communication skills, with the ability to convey technical concepts clearly. Ability to manage multiple initiatives while balancing strategic and hands-on work. Experience evaluating tools and technologies to meet security and business requirements. Self-motivated, collaborative, and proactive in identifying and solving problems. Preferred Qualifications Bachelor’s degree in Computer Science, Information Technology, Engineering, or equivalent experience. 5 years of experience in security, network, or infrastructure engineering roles. Experience working in enterprise or large-scale environments. Relevant security or networking certifications 112,400.00-149,800.00 This hiring range is a reasonable estimate of the base pay range for this position at the time of posting. Pay is based on a number of factors which may include job-related knowledge, skills, experience, business requirements and geographic location. Note that the following statements only apply to candidates who will be working from an unincorporated area within Los Angeles County. First American will consider for employment all qualified applicants, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws (e.g., the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act). First American intends to conduct a review of an applicant’s criminal history in connection with a conditional offer. First American reasonably believes that a criminal history may have a direct, adverse and negative relationship with the following material job duties for this position potentially resulting in the withdrawal of the conditional offer of employment: handling of confidential, proprietary or trade secret information belonging to First American or its customers, administrating or facilitating financial transactions, and the ability to meet customer-imposed criminal history requirements. What We Offer By choice, we don’t simply accept individuality – we embrace it, we support it, and we thrive on it! Our People First Culture celebrates diversity, equity and inclusion not simply because it’s the right thing to do, but also because it’s the key to our success. We are proud to foster an authentic and inclusive workplace For All. You are free and encouraged to bring your entire, unique self to work. First American is an equal opportunity employer in every sense of the term. Based on eligibility, First American offers a comprehensive benefits package including medical, dental, vision, 401k, PTO/paid sick leave and other great benefits like an employee stock purchase plan.

Keywords: First American, Baldwin Park , Senior Network Security Engineer, IT / Software / Systems , Santa Ana, California