Network Security Engineer (contract)

We are seeking a Senior Information Security Engineer with a strong background in Network Security, Firewall Engineering, and Security Architecture to support a large enterprise environment. This role will focus on designing, implementing, and managing firewall policies, securing network communications, and ensuring adherence to enterprise security standards and least-privilege principles. The ideal candidate will be a hands-on security engineer with experience supporting both infrastructure and application-related network traffic, collaborating closely with Security Architecture, Infrastructure Engineering, and Principal Engineering teams to identify risks, drive remediation efforts, and strengthen the organization’s security posture., * Design, implement, refine, and manage firewall rules and policies aligned with least-privilege access principles.

• Review and analyze network traffic flows to ensure secure communication between applications, infrastructure, and external services.
• Support infrastructure security initiatives and drive remediation of security findings, policy violations, and baseline compliance gaps.
• Manage infrastructure security exceptions, risk assessments, and escalations.
• Partner with Security Architecture, Infrastructure Engineering, and Principal Engineers to ensure alignment with enterprise security standards.
• Evaluate and implement security controls that support confidentiality, integrity, and availability objectives.
• Assist with application and infrastructure segmentation strategies to reduce security risk.
• Conduct security reviews and provide recommendations based on industry best practices.
• Research emerging threats, vulnerabilities, and technologies and recommend appropriate security measures.
• Support risk management, threat identification, monitoring, incident response, access management, and business continuity initiatives.
• Perform in-depth security analysis and troubleshooting to resolve complex network security issues.
• Ensure compliance with corporate security policies, standards, and regulatory requirements.

Do you have experience in Technical troubleshooting support?, * Applicants must be authorized to work for ANY employer in the U.S. This position is not eligible for visa sponsorship.

• 4+ years of Information Security Engineering experience.
• Strong hands-on experience with Network Security Engineering.
• Experience managing and configuring firewalls, firewall rules, security policies, and network segmentation controls.
• Demonstrated experience applying least-privilege access principles.
• Experience supporting and securing infrastructure environments, not solely application security.
• Knowledge of security architecture concepts and application/infrastructure segmentation.
• Ability to independently research, analyze, troubleshoot, and resolve security issues.
• Strong analytical, problem-solving, and communication skills.
• Experience collaborating with cross-functional technical teams.

Preferred Qualifications

• Experience in financial services, banking, or other highly regulated environments.
• Experience with enterprise-scale security architecture initiatives.
• Exposure to risk management and security governance practices.
• Familiarity with enterprise infrastructure technologies and hybrid environments.
• Experience supporting large-scale firewall environments and complex network architectures.

Pulled from the full job description

• 401(k)
• Life insurance