Network Security Engineer II (L2)
Summary
An L2 network/security engineer who monitors, troubleshoots, and resolves complex enterprise network and security incidents, acting as a subject matter expert and escalation point for L1 engineers. Core stack includes Palo Alto, Gigamon, and Forescout, plus routing, switching, DNS, and VPN in a hybrid role with weekend on-call.
Requirements
Key Responsibilities
- Monitor and troubleshoot enterprise network and security infrastructure.
- Handle complex incidents, escalations, and operational changes.
- Perform advanced network troubleshooting across routing, switching, DNS, VPN, and related connectivity.
- Investigate security alerts and resolve issues within the team’s scope before escalation.
- Support and troubleshoot Palo Alto, Gigamon, and Forescout technologies.
- Understand dependencies across Windows/Linux systems, applications, network paths, and infrastructure.
- Provide technical guidance and escalation support to L1 engineers.
- Maintain accurate incident, change, and troubleshooting documentation.
- Participate in weekend on-call coverage as required.
Required Qualifications
- 5+ years of relevant network/security experience.
- Strong networking fundamentals and advanced troubleshooting capabilities.
- Demonstrated experience supporting enterprise network and security environments.
- Ability to serve as an SME in one or more areas such as network, endpoint, email, or cloud security.
- Strong understanding of infrastructure connectivity, VPNs, IP networking, routing, and switching.
- Strong troubleshooting, communication, and escalation-management skills.
Preferred Technical Experience
- Palo Alto
- Gigamon
- Forescout
- Network/security monitoring and incident-response platforms
Preferred Certifications
- Cisco CCNA or higher
- Palo Alto certification
- CompTIA Security+
- Other relevant networking or cybersecurity certifications
Work Environment
- Hybrid role, with an initial onsite ramp-up period.
- Operational coverage includes weekday shifts and weekend on-call requirements.
- The L2 resource may be particularly important for on-call coverage because the role is expected to remediate more complex issues before further escalation.
Benefits
Why Join Black Birch Technology Group?
• Competitive salary package.
• Paid sick days.
• Private health insurance.
• Christmas bonus.
• Performance-based incentives.
• Continuous training and professional development opportunities.
• Opportunity to obtain and expand industry-specific technical certifications.
• Opportunities for career growth within a growing organization.
• Remote work environment.
• Opportunity to work directly with U.S.-based clients and modern security technologies.
• Exposure to access control, CCTV, networking, intercom, and integrated security platforms.
• Supportive culture that values employee well-being and professional growth.