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Juniper · Cybersecurity · Professional

Juniper JNCIS-SEC exam guide

Exam JN0-336

JNCIS-SEC validates intermediate Juniper SRX security skills: advanced security policies, application security, IDP, content security, threat prevention, SSL proxy and chassis clustering. It is the middle tier of Juniper's security track.

Questions65
Time limit90 minutes
Passing scoreSee official page
Exam fee$300 USD
Valid for3 years
DeliveryPearson VUE test center or online proctored

Format: Multiple choice.

Who it's for

Security engineers who hold JNCIA-SEC and operate SRX firewalls in production.

What the exam covers

Security Policies—
Application Security (AppSecure)—
Intrusion Detection and Prevention (IDP)—
Content Security—
Juniper Advanced Threat Prevention—
SSL Proxy—
Chassis Clusters and High Availability—
Security Management and Troubleshooting—

A dash means the vendor does not publish a weight for that domain.

Eligibility & prerequisites

Required: A valid JNCIA-SEC certification.

Recommended: Hands-on SRX configuration experience.

Keeping it active

Valid for 3 years. Recertify by passing the current version of the same exam or a higher-level exam in the same track before expiry; recertifying a higher level also renews the lower-level certifications in that track.

Skills & careers

Skills it validates

  • Configuring unified security policies with AppID
  • Deploying IDP policies
  • Configuring content security (antivirus, web filtering)
  • Integrating Juniper ATP Cloud
  • Configuring SSL proxy
  • Building and troubleshooting SRX chassis clusters

Job roles

Security EngineerFirewall EngineerNetwork Security EngineerSecurity Operations EngineerSecurity Consultant

Where it fits in your path

Take before

Juniper JNCIA-SEC

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Juniper JNCIS-SEC

Planning a degree too? See how this cert earns college credit in the College Credit Navigator.

Build my study plan

  1. Week 1-2: Security policies and AppSecure on vSRX.
  2. Week 3: IDP and content security configuration.
  3. Week 4: ATP Cloud integration and SSL proxy.
  4. Week 5: Chassis cluster setup, failover and troubleshooting; practice questions and book.

Make it yours: pick your exam date and weekly hours. We'll split your time by domain weight and give you a printable plan.

Exam-day tips

  • Know chassis cluster concepts: redundancy groups, control and fabric links, failover triggers.
  • Understand where AppID fits in the SRX flow and how unified policies use it.
  • Be clear on IDP policy templates vs custom attack objects.
  • Know SSL forward proxy vs reverse proxy use cases.
  • Juniper does not publish the passing score or objective weights, so cover every listed objective rather than gambling on a few.

Frequently asked questions

Do I need JNCIA-SEC first?

Yes, JNCIA-SEC is required.

How much does JNCIS-SEC cost?

Juniper specialist exams have historically been $300 USD; confirm when booking.

How long is it valid?

3 years.

What changed in JN0-336?

JN0-336 replaced JN0-335 in September 2025 with updated SRX content.

Is JNCIS-SEC worth it?

Yes for engineers running SRX firewalls; it is a common requirement for Juniper partner security roles.

Official page: www.juniper.net. Reviewed November 2026. Vendors change fees and objectives, so confirm with the vendor before you book. Spot something out of date? Tell us.