Senior Technical Support Engineer

Palo Alto Networks, Inc.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Palo Alto Networks is seeking a designated customer advocate to provide tailored support, weekly reviews, root cause analysis for critical issues, and upgrade planning. You will become deeply familiar with customer implementations to drive best practices and elevate security posture.

You will deliver advanced technical assistance, manage complex multi‑vendor cases, document troubleshooting steps, and coordinate with engineering to improve software and hardware quality per release cycle.

Qualifications

• Minimum 7 years of network security experience.
• Expertise in TCP/IP and LAN/WAN technologies with routing protocols.
• Advanced understanding of packet flow across OSI layers.
• Experience with IPsec, PKI and SSL technologies.
• Ability to communicate technical concepts to executives and stakeholders.

Responsibilities

• Provide advanced-level technical assistance to top-tier customers; resolve complex issues.
• Own support cases end-to-end with thorough documentation and timely updates.
• Manage high‑impact multi‑vendor troubleshooting on complex engagements.
• Use root cause analysis for post‑sales support and repeatable processes.
• Identify defects via lab replication and coordinate with QA for fixes per release cycle.
• Travel to customer sites for critical situations as required.

Skills

Network security experience

TCP/IP

LAN/WAN technologies

Routing protocols (BGP, OSPF, EIGRP)

OSI packet flow

IPsec, PKI & SSL troubleshooting

Wireshark

GNS3

LDAP, TACACS+, Radius

Executive communication

Tools

Wireshark

GNS3

Job description

Our Mission

At Palo Alto Networks®, we’re united by a shared mission—to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real‑world problems with cutting‑edge technology and bold thinking. Here, everyone has a voice, and every idea counts. If you’re ready to do the most meaningful work of your career alongside people who are just as passionate as you are, you’re in the right place.

Who We Are

In order to be the cybersecurity partner of choice, we must trailblaze the path and shape the future of our industry. This is something our employees work at each day and is defined by our values: Disruption, Collaboration, Execution, Integrity, and Inclusion. We weave AI into the fabric of everything we do and use it to augment the impact every individual can have. If you are passionate about solving real‑world problems and ideating beside the best and the brightest, we invite you to join us!

We believe collaboration thrives in person. That’s why most of our teams work from the office full time, with flexibility when it’s needed. This model supports real‑time problem‑solving, stronger relationships, and the kind of precision that drives great outcomes.

Job Summary

Operate as a designated customer advocate who will assist in providing tailored support, weekly reviews, root cause analysis for critical issues, release review and upgrade planning, and a quarterly business review. You will provide personalized support and become deeply familiar with your implementation and business priorities to proactively drive best practices and help you continuously improve your security posture.

Key Responsibility Area

• Offer advanced‑level technical assistance to top‑tier customers, ensuring prompt resolution of complex issues and providing tailored solutions to optimize their security infrastructure
• Take ownership of support cases from initiation to resolution, ensuring meticulous documentation of all troubleshooting steps, timely updates, and comprehensive closure summaries in the ticketing system
• Effectively manage critical and challenging customer support cases for multi‑vendor troubleshooting on complex customer engagements and build positive external customer experience by working closely with other teams
• Utilize fault isolation and root cause analysis skills to provide post‑sales technical support, configuration, troubleshooting, and standard methodologies to customers
• Identify product defects (code, environment) via lab replication using network simulation, lab automation, performance testing, and validation tools
• File bug reports with engineering and develops test plans and best practices with Quality Assurance teams to improve overall software and hardware quality per release cycle
• Travel to customer sites in the event of a critical situation to expedite resolution as required

Qualifications

Communication skills

• Ability to clearly articulate technical issues to both technical and non‑technical audiences, and explain their impact on business

Problem-solving and decision‑making skills

• Experience in being able to assess a situation, troubleshoot and problem solve as required to avoid escalations

Technical skills

• Minimum of 7 years of network security experience
• Expertise in TCP/IP and advanced knowledge of LAN/WAN technologies, expertise with general routing/switching, Routing protocols (e.g BGP, OSPF, EIGRP), branch, and center architectures
• Advanced understanding of packet flow across multiple OSI layers
• Extensive experience with troubleshooting Remote Access VPN solutions including IPSEC, PKI & SSL technologies
• Ability to independently debug broad, complex, and unique networks with mixed media and protocols required
• In‑depth knowledge of networking operations - TCP and UDP, SNMP, IPv6, VLSM, CIDR, and NAT - Static, Dynamic, and PAT
• Proficiency with network troubleshooting tools - Wireshark, GNS3
• Strong grasp authentication protocols - LDAP, TACACS+, Radius
• Skilled in engaging executive‑level stakeholders with clear technical communication
• Proven track record of effectively communicating technical concepts to diverse audiences
• Consistently maintains rigorous case management practices, ensuring thorough documentation and timely updates
• Author Technical Support Bulletins and technical documentation in the Knowledge Base for training materials, marketing collateral, manuals, and problem‑solving guides

Our Commitment

We’re trailblazers that dream big, take risks, and challenge cybersecurity’s status quo. It’s simple: we can’t accomplish our mission without diverse teams innovating, together.

We are committed to providing reasonable accommodations for all qualified individuals with a disability. If you require assistance or accommodation due to a disability or special need, please contact us at [e-mail].

Palo Alto Networks is an equal opportunity employer. We celebrate diversity in our workplace, and all qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or other legally protected characteristics.

All your information will be kept confidential according to EEO guidelines.