Senior Sales Engineer

Remote from: South Korea
Annual salary: Undisclosed
Salary information is not provided for this position. Check our Salary Directory to estimate the average compensation for similar roles.
Department: Sales
Employment type: Full Time,
Job posted: 16 Jun 2026
Apply before: 16 Jul 2026
Experience level: Senior
Views / Applies: 80 / 10

We empower organizations to securely transform their networks and applications with cloud-native Zero Trust security solutions.

Computer & Network Security
2008

Actively Hiring

AI Summary

This Senior Sales Engineer role at Zscaler is a remote position based in South Korea, focusing on driving digital transformation for enterprise customers through expert technical guidance and ownership of the technical sales process. The ideal candidate thrives in ambiguity, acts like an owner, and is customer-obsessed, with a deep technical knowledge of network security. The role demands high-impact sales pitches, demonstrations, and whiteboarding, requiring 7+ years of presales experience with at least 5 in security. Zscaler emphasizes a culture of execution, collaboration, and accountability, making this a challenging yet rewarding opportunity for experienced security sales engineers.

Role DNA

Job Complexity

Easy Hard

Pace & Pressure

Relaxed Fast-paced

Autonomy Level

Guided Full Ownership

Communication Load

Independent Highly Collaborative

AI Insight The role requires extensive experience (7+ years presales, 5 in security) and deep technical knowledge, but offers autonomy and collaborative support, placing it at a high but not extreme difficulty.

Salary Analysis

AI Insight The offered salary is not specified in the listing. Based on US market data for a Senior Sales Engineer in cybersecurity, the typical base salary ranges from $130,000 to $180,000, with a median of $155,000. Total compensation may include commission and bonuses, which can significantly increase earnings. The role's location in South Korea may have different market rates, but the analysis assumes US benchmarks.

Key Skills

Sales Engineering Cybersecurity Network Security Presales Customer Relationship Management Technical Demonstrations Solution Architecture Zero Trust Cloud Security Digital Transformation

Cover Letter Sample

I am excited to apply for the Senior Sales Engineer position at Zscaler, as your commitment to securing the AI age and building a culture of impact resonates deeply with my professional values. With over 7 years of presales experience, including 5 years focused on network security solutions, I have a proven track record of driving digital transformation and delivering high-impact technical sales.

My hands-on expertise with routing/switching and deep knowledge of security principles align perfectly with the technical demands of this role. I thrive in ambiguous environments, acting as an owner to build strategic paths and solve complex challenges for enterprise customers.

I am particularly drawn to Zscaler's emphasis on customer obsession and collaborative ownership, and I am eager to contribute to your mission of securing the AI age through thought leadership and technical excellence.

Possible Interview Questions

Can you describe a time when you took ownership of a complex technical sale and successfully navigated ambiguity to close the deal?

In my previous role, I led a multi-million dollar deal for a zero-trust network access solution. The customer had unclear requirements and multiple stakeholders. I took ownership by organizing workshops to identify pain points, built a custom demo, and aligned technical capabilities with business outcomes. Despite initial resistance, I persevered, resulting in a successful deployment and a long-term partnership.

How do you stay current with evolving cybersecurity threats and technologies, and how have you applied that knowledge in your presales work?

I regularly attend industry conferences, follow threat intelligence feeds, and participate in vendor training. For example, when the rise of AI-driven attacks emerged, I updated my demos to highlight our AI-powered defenses, which helped a client see the value in modernizing their security stack, leading to a significant upsell.

Describe a situation where you had to collaborate with multiple internal teams (e.g., product, support, marketing) to drive a sale forward. How did you ensure alignment?

During a complex RFP for a global enterprise, I coordinated with product management to address technical gaps, support for proof-of-concept setup, and marketing for custom collateral. I held weekly syncs, used a shared project tracker, and communicated proactively. This cross-functional collaboration resulted in a cohesive proposal that won the deal.

How do you approach technical demonstrations to ensure they resonate with both technical and non-technical stakeholders?

I start by understanding each stakeholder's priorities. For technical audiences, I dive into architecture and APIs; for executives, I focus on ROI and risk reduction. I use a layered demo approach, beginning with a high-level story, then drilling into specifics on request. For example, in a recent demo, I emphasized ease of deployment for IT and cost savings for the CFO, which secured buy-in from both.

This role emphasizes 'acting like an owner' and 'customer obsession.' Can you provide an example where you went above and beyond for a customer?

I once had a customer facing an urgent compliance deadline. I designed a custom proof-of-concept over a weekend, stayed late to answer questions, and provided 24/7 support. I also looped in our professional services to expedite deployment. The customer met their deadline and later expanded their engagement, citing our dedication as a key factor.

About Zscaler

Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.

Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability.

We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity.

Role

We are looking for a Senior Sales Engineer to join our Solutions Consulting team. This is a remote role based in South Korea, reporting to the Head of Solution Engineering.

As a critical technical partner, you will drive the digital transformation of our enterprise customers by providing expert thought leadership and high-impact technical guidance. You will be responsible for the end-to-end technical sales process, ensuring our solutions are positioned to solve complex business challenges effectively.

What you’ll do (Role Expectations)

Provide technical thought leadership and advice to enterprise customers on how to transform their digital experience
Take total ownership of the technical sale and all associated processes
Identify and qualify technical opportunities while developing and maintaining trusted advisor relationships with key customer stakeholders
Deliver high-impact sales pitches, technical demonstrations, and whiteboard presentations to ensure successful solution deployments

Who You Are (Success Profile)

You thrive in ambiguity. You’re comfortable building the path as you walk it. You thrive in a dynamic environment, seeing ambiguity not as a hindrance, but as the raw material to build something meaningful.
You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. You adapt to what’s needed, navigating seamlessly between high-level strategy and hands-on execution.
You are a problem-solver. You seek out challenges because you are energized by finding solutions, knowing that solving the hard problems delivers the biggest impact.
You are customer-obsessed. You build deep empathy for the customer—both internal and external—and anchor your decisions in solving their real-world problems. You champion their needs from start to finish, knowing their success is our success.
You lead with integrity. You do the right thing, even when it’s hard. You hold yourself and others to a high standard of accountability and build trust by matching your words with consistent, transparent action.

What We’re Looking for (Minimum Qualifications)

Bachelor’s degree or an equivalent combination of education and professional experience
7+ years of experience in presales roles, with at least 5 years specifically focused on selling security solutions and technologies
Hands-on experience with systems installation and administration of routers/switches
Deep technical knowledge of network security principles and applications

What Will Make You Stand Out (Preferred Qualifications)

Technical proficiency with GPO, Active Directory/LDAP, and SSO/SAML integrations
Strong understanding of HTTP and web security technologies, including proxies, caches, and firewalls

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At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans
Time off plans for vacation and sick time
Parental leave options
Retirement options
Education reimbursement
In-office perks, and more!

Learn more about Zscaler’s hybrid working model and benefits here.

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines.

Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link.

Pay Transparency

Zscaler complies with all applicable federal, state, and local pay transparency rules.

Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

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