Sr. Network Security Analyst

Job ID: 11653Req ID: 3402Location: Landstar System, Inc., 13410 Sutton Park Dr S, Jacksonville, Florida, United States of AmericaPosted: 2026-09-16Pay Type: Salary What is Landstar? Landstar stands for safe, secure and reliable transportation services delivered by our unique network of small business owners. Independent agents and capacity providers operating under the Landstar umbrella enjoy the strength and support of one of the industry’s most stable and successful companies. Our network of independent entrepreneurs provide customers with personalized service at the local level with the global reach and resources of a multi-billion dollar company. Location: Hybrid Jacksonville Schedule: Monday–Friday 8-5 with one week on call rotation What work will you perform? As a Senior Network Security Analyst at Landstar, you will play a crucial role in safeguarding our company's digital infrastructure. You will be responsible for investigating and analyzing security event data from multiple systems to identify potential cybersecurity threats. Additionally, you will assist in the development and revision of IT security compliance policies and procedures. Essential Responsibilities: Investigate and analyze system logs and security event data to identify potential threats. Evaluate systems and applications for vulnerabilities, scanning for risks and providing solutions. Implement and maintain security tools to protect against cyber threats. Work closely with other IT teams to ensure secure configuration and system integrity. Provide detailed security-related reports, including trends and metrics. Stay updated on the latest security enhancements and recommend improvements to IT system owners. Implement and support security solutions managed by the IT Security Team. Assist in creating and modifying IT security policies and procedures, ensuring compliance with industry standards. Collaborate with business units to meet cybersecurity requirements in contractual agreements. Proven expertise in analyzing system logs and identifying security threats. Strong understanding of cybersecurity principles and practices. Required Minimum Experience and Education: 3 years of experience as an IT Security Analyst or Network Engineer Associate degree (A.A.) from a two-year college or technical school or equivalent experience. Preferred Experience and Education: 1 year experience with API development. 1 year experience in a Security Operations Center (SOC) environment. Relevant security certifications (e.g., CISSP, CISM, CEH) are highly preferred. ** This job posting is not designed to cover or contain a comprehensive listing of all activities, duties or responsibilities that are required of the employee. Duties, responsibilities and activities may change, or new ones may be assigned at any time with or without notice. Why work at Landstar? Landstar is seeking hard-working and dedicated employees committed to exceeding the expectations of those we serve. We employ a highly diverse workforce and welcome employees from all cultures and backgrounds to our team. Our workplace culture is second-to-none. Landstar provides a safe and professional work environment in which to thrive and grow. We offer competitive compensation, robust benefit plans including affordable medical plans, employer 401(k) match, paid time off, tuition assistance and much more. If you want to be part of a top-notch transportation company with an emphasis on safety, service, teamwork, and dedication then Landstar is the place for you! Landstar is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin or any other characteristic protected by federal, state or local laws. Landstar will provide reasonable accommodation to applicants with disabilities where appropriate. Applicants requiring reasonable accommodation for any part of the application and hiring process should send an e-mail to View email address on click.appcast.io . Privacy Policy Landstar uses application information only for employment related purposes, including background investigations and regulatory compliance. Landstar will not disclose the information to any other person or entity, unless compelled by force of law. Landstar stores your application information on computers operated by Ceridian. This on-line application software is provided by Ceridian under an agreement which specifies that Ceridian will not disclose or make any use of application information stored on its secure servers.