Littelfuse (NASDAQ: LFUS) is a diversified industrial technology manufacturing company shaping solutions for the safe and efficient transfer of electrical energy. Headquartered in Chicago, Illinois, USA, we serve customers across industrial, transportation, and electronics markets worldwide. With approximately 16,000 employees we design and manufacture innovative technologies that support electrification, energy efficiency, and advanced automation. Our integral reach is matched by a culture that empowers innovation and long-term growth. Guided by our principles We Care, We Succeed With Our Customers, and We Own the Outcome, we work collaboratively, think boldly, and deliver solutions that move industries forward.

Littelfuse is seeking a Security Engineer to design, implement, optimize, and govern security controls that protect enterprise systems, networks, applications, cloud services, data, and manufacturing operations. Serving as a subject‑matter expert, the role leads complex workstreams and partners with IT, Engineering, Compliance, Product Security,



and business teams to embed security by design into new solutions and changes, assess technical and third‑party risk, and improve the reliability and effectiveness of the global security control environment.

About Your Job:
- Design, implementation, configuration, testing, optimization, and lifecycle management of security technologies and controls across endpoint, identity, network, cloud, email, application, and data environments.
- Partner with IT and business teams to embed security by design into projects, architecture decisions, technology implementations, integrations, and significant changes.
- Perform security architecture reviews, technical risk assessments, vulnerability reviews, and third‑party security assessments; make risk‑based recommendations, challenge proposed designs where needed, and drive remediation to verified closure.
- Define, govern, and continuously improve secure configuration baselines,

📌 Security Engineer (Piedras Negras)
🏢 Littelfuse
📍 Piedras Negras