IT Security Specialist

@ NewMarket Corporation

About NewMarket Corporation

NewMarket Corporation, headquartered in Richmond, Virginia, is the parent company of Afton Chemical Corporation, Ethyl Corporation, and American Pacific Corporation. Afton and Ethyl develop, manufacture, blend, and deliver chemical additives for petroleum products, while AMPAC manufactures specialty materials for the aerospace and defense industries.

Job Summary

The IT Security Specialist leverages systems engineering and administration expertise to enhance the organization’s cybersecurity posture. This role is responsible for maintaining, upgrading, and optimizing key cybersecurity tools and platforms including Data Loss Prevention (DLP), Endpoint Detection and Response (EDR), malware protection, and Microsoft Sentinel. The specialist will ensure tool performance, coordinate system integrations, assist in incident response, and contribute to the continuous improvement of global security infrastructure.

Key Responsibilities

• Security Tools Administration and Support: Deploy, configure, and maintain cybersecurity tools such as DLP, EDR, SIEM and malware protection. Perform regular updates, patching and health checks. Support provisioning, troubleshooting, and system integrations in on-premises and cloud environments.
• Monitoring and Incident Response: Monitor and analyze alerts and events from security platforms to identify potential incidents. Collaborate with IT teams to contain, remediate, and document incidents. Participate in exercises and post-incident reviews.
• Vulnerability and Threat Management: Conduct regular vulnerability scans, analyze results, and assist with remediation. Stay updated on emerging threats and recommend tool/process updates.
• Collaboration and Continuous Improvement: Act as liaison between cybersecurity, IT operations, and business units. Develop security standards, baselines and automation scripts. Evaluate and recommend new cybersecurity technologies.

Education & Experience

Minimums: Significant IT experience with a strong background in systems engineering/administration and cybersecurity operations, hands-on experience with security tools, a Bachelor’s degree in IT, Computer Science or related field, and relevant IT vendor certifications.

Preferred: Industry-recognized security certifications (CISSP, CISM, Security+), incident management experience, familiarity with Microsoft 365 Defender, Azure security services, and cloud infrastructure protection.

Skills/Abilities

• Expertise in security platforms (EDR, DLP, SIEM, antivirus) and Windows/Linux administration.
• Understanding of networking, Active Directory, Microsoft Entra, and IAM best practices.
• Experience with Microsoft Sentinel and other SIEM technologies.
• Knowledge of scripting languages (PowerShell, Python) for automation.
• Familiarity with virtualization (VMware, Citrix, RDS) and enterprise systems (Exchange, SQL Server).
• Understanding of cybersecurity frameworks (NIST CSF, ISO 27001, MITRE ATT&CK).
• Strong communication and collaboration across technical and non-technical teams.

Working at NewMarket

NewMarket is a diverse global family dedicated to innovation, safety, and quality. The company offers competitive compensation and benefits, reflecting its commitment to employee development and industry-leading standards.

Key Skills/Competency

DLP, EDR, SIEM, cybersecurity, incident response, vulnerability scanning, systems engineering, automation, scripting, ITAR