Sr. Firewall/Network Security Administrator

Calance; Tallapoosa (GA); Hybrid; Full time

Benefits offered by this job

EPO/PPO Medical Plans

401K Retirement vesting program

Flex Spending Plan

Job summary

A technology consultancy is seeking a Sr. Firewall/Network Security Administrator in Tallapoosa, Georgia. The role involves managing network security operations, troubleshooting firewalls, and ensuring secure network connectivity in a manufacturing environment. Candidates should have over 6 years of experience with Palo Alto and Cisco technologies, along with strong analytical skills. This position is hybrid, requiring onsite presence four days a week.

Qualifications

• 6+ years of experience in network security operations or firewall engineering.
• Hands-on experience with Palo Alto Networks NGFW (PA series).
• Experience with Cisco ASA and Cisco Firepower.

Responsibilities

• Configure and maintain firewalls and security operations.
• Monitor network security alerts and troubleshoot incidents.
• Support secure network connectivity across environments.

Skills

Network security operations

Firewall engineering

Palo Alto Networks

IP networking

Troubleshooting

Log analysis

Analytical skills

Tools

Palo Alto NGFW

Cisco ASA

Cisco Firepower

Job description

Select "APPLY" If you're interested in learning more about this position.

We will NOT work with C2C/3rd Party Agencies for ANY reason.

JOB DETAILS

Position: Sr. Firewall/Network Security Administrator

Job Ref#: 44266

Duration: 12+ Months (Contract)

Pay Rate: OPEN/Market Rate (W2 ONLY)

HYBRID: Must work ONSITE 4 days per week and 1 day remote / 40+ hours weekly (Local Candidates only)

Sr. Networking Security Administrator will support this clients MANUFACTURING site (not a data center) environment, responsible for Network Security Operations firewalls. This consultant will spend most of their time working on the manufacturing plant floor, where you would go and troubleshoot systems used on the plant floor, this includes wireless and structured cabling, based on BICSI standards. They will be the main point of contact for business changes (moves /adds /lease replacements /network services / decommission /configuration/ testing) and dealing with contractors and acting as a liaison to the customer for these projects.

Firewall & Network Security Administration

• Configure, manage, and maintain Palo Alto Next Generation Firewalls (NGFW), including policies, objects, NAT rules, IDS/IPS policies, App ID, User ID, threat prevention profiles, and GlobalProtect software client, always on VPN and SASE principles.
• Administer and troubleshoot Cisco ASA, Cisco Firepower, and FTD devices, including ACLs, VPNs, and IDS/IPS policies.
• Perform regular firewall rule reviews, cleanup, and optimization to improve performance and reduce risk.

Security Operations & Monitoring

• Monitor network security alerts, traffic anomalies, and firewall logs using tools such as Panorama, Cisco FMC, SIEM platforms, and packet capture utilities.
• Investigate and remediate network based security incidents, coordinating with SOC or incident response teams as necessary.
• Perform security event correlation and escalation following established SOPs.

Network Infrastructure Support

• Support secure network connectivity across data centers, branch sites, cloud environments, and remote access solutions.
• Troubleshoot layer 2/3 issues related to routing, switching, VPN tunnels, and connectivity impacts to security appliances.
• Assist in deploying secure architectures for new network builds, migrations, and cloud integrations.

Compliance & Documentation

• Maintain accurate documentation of firewall configurations, network diagrams, and operational procedures.
• Assist with compliance activities related to frameworks such as NIST, ISO 27001, CIS, or PCI-DSS.
• Contribute to security hardening standards and best practice enforcement.

REQUIRED SKILLS/EXPERIENCE

• 6+ years of experience in network security operations or firewall engineering.
• Hands on experience with: Palo Alto Networks NGFW (PA series), Panorama, and GlobalProtect.
• Hands on experience with: Cisco ASA, Cisco Firepower, FMC, and site to site/remote access VPNs.
• Strong understanding of IP networking (TCP/IP, routing, switching, VLANs, BGP/OSPF, NAT).
• Experience with log analysis, packet captures, and troubleshooting tools (e.g., Wireshark).
• Knowledge of threat prevention technologies (IDS/IPS, URL filtering, DNS security, malware analysis).
• Strong analytical and troubleshooting skills.
• Ability to prioritize and work in fast paced operational environments where production or system downtime requires immediate attention even if cause is unknown.
• Effective communication and documentation abilities. Technical writing skills a plus.
• Security driven mindset with attention to detail.

NICE TO HAVES

• Relevant certifications such as: PCNSE, PCNSA (Palo Alto); CCNP Security, CCNA Security (Cisco) or Security+, CySA+, CEH, or GSEC
• Experience with SIEM tools (Splunk, Sentinel, QRadar)
• Familiarity with cloud security for Azure, AWS, or GCP
• Scripting experience (Ansible, Python, PowerShell, or similar) for automation

Calance Consultant Benefits Offerings

• EPO/PPO Medical Plans
• 401K Retirement vesting program (VOYA)
• Flex Spending Plan
• Voluntary Life, AD&D, STD or LTD plans