Role: Sr. Network Engineer SIEM/Firewalls

Location: Richmond VA (Hybrid)

W2 contract

Experience with SIEM tools (e.g., Splunk, QRadar, ArcSight) are required.

Experience with firewall technologies (e.g., Cisco ASA, Palo Alto, Fortinet) are required.

Candidates who are local and work onsite one day per week are required

Possible on-call, or additional on-site requirements based on critical meetings and engineering discussions may be needed

Responsibilities:

Network Design and Implementation:

Design, deploy, and manage complex network architectures, including LAN, WAN, and VPN solutions.

Implement network infrastructure upgrades, including routers, switches, firewalls, and other networking hardware.

Ensure network scalability and robustness to support business needs.

SIEM Management:

Implement and manage SIEM systems to monitor, detect, and respond to security incidents.

Configure SIEM tools to collect and analyze security events from various network devices, servers, and applications.

Develop and maintain correlation rules, reports, and dashboards within the SIEM platform to enhance security monitoring.

Firewall Management:

Configure and manage enterprise firewalls, including setting up and maintaining firewall rules, VPNs, and NAT configurations.

Monitor firewall performance and logs, ensuring appropriate security controls are in place.

Conduct regular firewall audits and reviews to ensure compliance with security policies.

Network Security:

Identify, analyze, and mitigate potential security vulnerabilities and threats within the network.

Collaborate with the cybersecurity team to develop and implement network security strategies.

Provide guidance on network security best practices and ensure the network infrastructure adheres to industry standards.

Troubleshooting and Support:

Diagnose and resolve complex network issues, minimizing downtime and ensuring optimal network performance.

Provide third-level support for network-related incidents and problems.

Participate in an on-call rotation to provide after-hours support as needed.

Documentation and Reporting:

Maintain detailed documentation of network configurations, processes, and procedures.

Create and update network topology diagrams, as-built documentation, and change management records.

Prepare regular reports on network performance, security incidents, and project progress.

Qualifications:

Bachelor’s degree in Computer Science, Information Technology, or a related field; or equivalent work experience.

5+ years of experience in network engineering, with a focus on enterprise-level networks.

Strong hands-on experience with SIEM tools (e.g., Splunk, QRadar, ArcSight) and firewall technologies (e.g., Cisco ASA, Palo Alto, Fortinet).

In-depth knowledge of networking protocols (e.g., TCP/IP, BGP, OSPF, MPLS) and network security principles.

Relevant certifications such as CCNP, CISSP, or CISM are highly desirable.

Experience with network monitoring tools (e.g., SolarWinds, Nagios) and security practices.

Excellent problem-solving skills and the ability to work under pressure.

Strong communication and interpersonal skills, with the ability to work effectively in a team environment.

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