Firewall Administrator - Onsite in Houston, TX - 6+ Months Contract

Houston, TX, US • Posted 1 day ago • Updated 1 day ago

Contract Independent

Contract W2

On-site

Depends on Experience

Fitment

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Job Details

Skills

Firewall
Firewalls
Palo Alto
Cisco
NGFW
Security
NAT
Panorama
Firepower

Summary

Job Details:

Job Title: Firewall Administrator

Location: Onsite in Houston, TX

Duration: 6+ Months Contract (40 hours per week, 1000 hours in total)

Description:

We are seeking an experienced Palo Alto and Cisco Firewall Administrator to manage and support our NGFW environment. This role is responsible for the day-to-day operation and security posture of Palo Alto and Cisco firewalls, including software upgrades, security policy development, NAT configuration, auditing, and ongoing optimization. The ideal candidate is comfortable working in a production enterprise environment and understands both security requirements and network operations realities.

Required Qualifications

5+ years of hands-on experience with Palo Alto and Cisco firewalls
Strong experience with OS upgrades and lifecycle management
Expertise in security policy and NAT design
Experience with Panorama and Firepower Management Center
Strong understanding of TCP/IP networking and routing

Key Responsibilities

Firewall Operations & Administration

Administer Palo Alto and Cisco NGFWs (physical, virtual, and cloud-based)
Perform software upgrades, hotfixes, and content updates
Monitor firewall health, performance, and capacity
Troubleshoot connectivity, performance, and security issues

Security Policy Management

Design, implement, and maintain security policies using best practices
Manage App-ID, User-ID, Content-ID, URL Filtering, and Threat Prevention
Continuously review and optimize firewall rules to reduce risk and complexity

NAT & Traffic Engineering

Design and manage source NAT, destination NAT, and policy-based NAT
Troubleshoot complex NAT and routing scenarios

Architecture & Design

Support firewall architecture for data center, cloud, remote, and branch environments
Participate in network and security design reviews

Auditing & Compliance

Perform firewall rule audits and access reviews
Support internal and external security audits

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: RTX1d209c
Position Id: 8927257
Posted 1 day ago

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