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 global 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 Senior Security Engineer to independently design, implement, optimize, and govern complex security controls that protect enterprise systems, networks, applications, cloud services, data, and manufacturing operations. Serving as a senior subject-matter expert, the role handles highly complex and ambiguous technical assignments 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 integral security control environment.
About Your Job:
- Design, implement, configure, test, optimize, and manage the lifecycle of complex security technologies and controls across endpoint, identity, network, cloud, email, application, data, and manufacturing environments.
- Partner with IT and business teams to embed security by design into complex projects, architecture decisions, technology implementations, integrations, and significant changes that span multiple systems or security domains.
- Perform security architecture reviews, technical risk assessments, vulnerability reviews, and third‑party security assessments for complex or high‑risk solutions; make well‑supported risk‑ba

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