Firewall Administrator

CSIK Consulting
Alexandria, United States of America
3 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Intermediate
Compensation
$ 90K

Job location

Alexandria, United States of America

Tech stack

Microsoft Access
Amazon Web Services (AWS)
JIRA
Azure
Bash
Border Gateway Protocol
Cloud Computing Security
Computer Security
Issue Tracking Systems
Internet Protocol Security (IP SEC)
Virtual Private Networks (VPN)
Python
Network Security
Log Analysis
Network Architecture
Routing
Network Segmentation
Open Shortest Path First
PCI Data Security Standards
Role-Based Access Control
Remote Access Technology
Zero Trust Network Access
Security Information and Event Management
TCP/IP
Virtual Local Area Networks
Network Routers
Scripting (Bash/Python/Go/Ruby)
Computer Networking Systems
QRadar
Firewalls (Computer Science)
Information Technology
Palo Alto Networks
Splunk
Cisco networks
SSL VPN
ServiceNow

Job description

We are seeking an experienced Firewall Administrator to join our network security team. The ideal candidate will have a strong background in managing and maintaining Palo Alto Networks firewalls in enterprise environments, with solid secondary expertise in Cisco networking infrastructure. You will play a critical role in protecting our organization's network perimeter, implementing security policies, and ensuring the integrity of our network infrastructure., * Administer, configure, and maintain Palo Alto Networks firewalls (PA-Series) and Panorama centralized management

  • Design, implement, and manage security policies, NAT rules, and VPN configurations (site-to-site and remote access via GlobalProtect)
  • Monitor firewall performance, analyze logs, and respond to security alerts and incidents
  • Perform firewall upgrades, patches, and content updates while minimizing service disruption
  • Manage and troubleshoot Cisco networking devices including routers, switches, and ASA firewalls
  • Conduct firewall rule reviews, audits, and cleanup activities to maintain a clean rule base
  • Implement and maintain App-ID, User-ID, Content-ID, and URL filtering features within Palo Alto environments
  • Collaborate with security and network engineering teams to design secure network architectures
  • Document configurations, procedures, and changes in accordance with change management processes
  • Support incident response activities and assist with security investigations
  • Provide on-call support on a rotational basis for critical network and security issues

Requirements

Do you have experience in VPN management?, Do you have a Bachelor's degree?, * 4-5 years of hands-on experience administering enterprise firewalls, with at least 3 years focused on Palo Alto Networks

  • Strong working knowledge of Cisco networking devices (routers, switches, ASA)
  • Proficiency with Panorama for centralized firewall management
  • Solid understanding of TCP/IP, routing protocols (OSPF, BGP), VLANs, and network segmentation
  • Experience with VPN technologies including IPsec, SSL VPN, and GlobalProtect
  • Familiarity with security frameworks and concepts (Zero Trust, defense-in-depth, least privilege)
  • Experience with change management processes and ticketing systems (ServiceNow, Jira, or similar)
  • Strong troubleshooting and analytical skills
  • Excellent written and verbal communication skills, * Palo Alto Networks Certified Network Security Engineer (PCNSE) certification
  • Cisco certifications (CCNA, CCNP Security)
  • Experience with SIEM platforms (Splunk, QRadar, or similar)
  • Knowledge of scripting languages (Python, Bash) for automation
  • Familiarity with cloud security (AWS, Azure) and cloud-delivered firewall services like Prisma Access
  • Experience working in regulated environments (PCI-DSS, HIPAA, SOX)
  • Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related field

Benefits & conditions

Pulled from the full job description

  • Referral program
  • Professional development assistance
  • 401(k)
  • Health insurance
  • 401(k) matching
  • Paid time off
  • Vision insurance, * 401(k)
  • 401(k) matching
  • Dental insurance
  • Employee assistance program
  • Health insurance
  • Paid time off
  • Professional development assistance
  • Referral program
  • Vision insurance

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