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.

At Littelfuse, we empower a connected, safer, and more sustainable world through innovative technologies that protect and enable modern life. As we continue to strengthen our global cybersecurity capabilities, we are looking for a Security Analyst to join our Security Operations team. This is an exciting opportunity for an early-career cybersecurity professional who is passionate about threat detection, incident investigation, and protecting a global manufacturing organization from evolving cyber threats.

About the job:

• Monitoring and triaging alerts from security platforms, including SIEM, endpoint protection, identity, cloud, email, and network security tools.

• Investigating suspicious activities, analyzing security events, and documenting findings.

• Supporting incident response activities, including containment, recovery, and post-incident follow-up.

• Collaborating with managed security service providers and internal IT teams to resolve security issues.

• Conducting threat intelligence research and assisting with vulnerability management activities.

• Contributing to the improvement of security procedures, playbooks, and detection capabilities.

• Leveraging AI and automation tools responsibly to enhance security operations and investigation efficiency.

About you:

• Bachelor's degree in Cybersecurity, Computer Science, Information Technology, Engineering, or a related discipline, or equivalent practical experience.

• 1-2+ years of experience in cybersecurity, security operations, IT security, incident response, or a related technical role.

• Understanding of cybersecurity principles, attack techniques, and security monitoring practices.

• Experience reviewing security alerts, logs, and investigating potential threats.

• Familiarity with SIEM, EDR/XDR, identity security, email security, vulnerability management, and case management platforms.

• Strong analytical, problem-solving, and communication skills.

• Excellent written and spoken English.

• Ability to work effectively in a global, cross-functional environment.

Preferred Qualifications

• Experience supporting a manufacturing or industrial environment.

• Exposure to Microsoft security technologies such as Entra ID, Defender, Intune, or Purview.

• Familiarity with security frameworks such as NIST, MITRE ATT&CK, or CIS Controls.

• Relevant certifications such as Security+, CySA+, Microsoft Security Operations Analyst, or equivalent.

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At Littelfuse, we support employee growth and development. Guided by our culture principles, our teams work together to deliver value for customers and make a positive impact in the communities where we operate. We are an equal opportunity employer committed to fostering an inclusive workplace where everyone has the opportunity to grow and contribute. We offer competitive compensation and benefits, performance-based incentives, flexible work arrangements, and development opportunities.