Network Engineer

Role & responsibilities

G3 Network Security Engineer Required Skills

Experience:

- 5–8 years of relevant experience in Network Security.

- Minimum 3+ years of hands-on experience with Palo Alto Firewalls in a production environment.

Mandatory Technical Skills:

- Strong administration and troubleshooting of Palo Alto Firewalls.

- Hands-on experience with Panorama (device groups, templates, template stacks, policy deployment, troubleshooting).

- Strong understanding of:

  - Security Policies

  - NAT

  - App-ID

  - User-ID

  - Security Profiles (IPS, Antivirus, Anti-Spyware, URL Filtering, WildFire)

- Routing knowledge:

  - BGP

  - OSPF

  - Static Routing

- High Availability (HA) deployment and troubleshooting.

- Packet capture analysis and traffic flow troubleshooting.

- Log analysis using CLI, Monitor, ACC, or SIEM tools (Splunk preferred).

- PAN-OS upgrades, content updates, and rollback planning.

- VPN troubleshooting (Site-to-Site IPsec).

Cloud Knowledge (Preferred):

- Palo Alto VM-Series on AWS and Azure.

- Basic cloud networking concepts (VPC/VNet, Security Groups, Route Tables, Load Balancers).

Additional Technologies (Preferred):

- F5 LTM (basic administration and troubleshooting).

- Azure Networking.

- AWS Networking.

- Basic understanding of WAF, DNS, and Load Balancing.

Operational Skills:

- Production incident handling (P1/P2/P3).

- Root Cause Analysis (RCA).

- Change implementation and rollback planning.

- Working in ITIL environments using ServiceNow or equivalent.

- Monitoring and troubleshooting using enterprise monitoring tools.

Troubleshooting Expectations.

Candidate should independently troubleshoot:

- Traffic drops.

- NAT issues.

- VPN failures.

- Routing problems.

- HA failovers.

- Policy matching issues.

- Performance-related incidents.

- Certificate-related issues.

Communication Skills:

- Strong verbal and written communication.

- Ability to independently handle customer bridge calls.

- Ability to explain technical issues clearly to customers and leadership.

- Professional stakeholder management during incidents.

- Clear and structured incident updates without excessive prompting.

What I Look for During Interviews:

- Real production experience rather than theoretical knowledge.

- Strong troubleshooting methodology.

- Ability to explain why a solution works, not just what command to run.

- Confidence in handling customer-facing situations.

- Good ownership, analytical thinking, and problem-solving skills.

- Clear, concise communication throughout the interview. This skill set aligns well with a G3/L2–L3 engineer who is expected to work independently, troubleshoot complex production issues, participate in customer bridge calls, and handle implementation and operational activities with minimal supervision.

Preferred candidate profile