Automation and DevOps, Specialist (JNCIS-DevOps)
Exam Code: JN0-423
Validates specialist-level skills for automating Junos environments with modern APIs, telemetry, Ansible, automation scripts, YANG models, and infrastructure-as-code concepts. The JN0-423 exam is a current HPE Juniper Networking written certification exam delivered by Pearson VUE.
- Exam Breakdown
- Domain Breakdown
- Access Breakdown
Exam Overview
The JN0-423 exam verifies the knowledge and skills in Juniper's current official objectives for Automation and DevOps, Specialist (JNCIS-DevOps). Official software versions listed by Juniper: Junos OS 24.4.
- Exam Code: JN0-423
- Level: Specialist
- Duration: 90 minutes.
- Passing Score: Not officially disclosed by the certification provider.
- Exam Language: English only.
Exam Structure
The JN0-423 exam follows Juniper's current published objectives and JNCIS-DevOps syllabus.
- Question Types: Multiple-choice questions.
- Number of Questions: 65.
- Scoring: Juniper sets passing scores using statistical analysis for each written exam but does not publish them; candidates receive the passing score on the score report after the exam.
Exam Policies
Before completing JNCIS-DevOps exam registration, review Juniper's current program policies and Pearson VUE appointment, identification, security, and delivery requirements.
- Rescheduling: Online Proctored exams can be rescheduled up to 30 minutes before check-in. Test Center exams can be rescheduled up to 48 hours before the scheduled appointment.
- Cancellation: Online Proctored exams can be cancelled up to 30 minutes before check-in. Test Center exams can be cancelled up to 48 hours before the scheduled appointment.
- Retake Policy: After the first failed written-exam attempt, you may retake at any time. After a second and each subsequent failure, wait 14 calendar days beginning the day after the failed attempt. After passing, wait at least 18 months before retaking the same exam.
- Retake Fee: A new eligible attempt requires the applicable JNCIS-DevOps exam fee; Juniper's current published price for this certification level is USD $300 before applicable taxes or regional charges.
Certification Validity and Renewal Options
After passing the JN0-423 exam, the JNCIS-DevOps certification is active for three years under the Juniper Networks Certification Program.
- Validity: Juniper certifications are active for three years. If an active certification is not renewed within that period, it expires and can no longer be recertified from the current level.
- Renewal Options: Before expiration, recertify through the appropriate exam, obtain a higher-level certification in the same track, or complete an eligible specified or higher-level course in the same track according to Juniper's current recertification mappings.
Exam Fee
- Base Fee: The current published JNCIS-DevOps exam fee for a Juniper Specialist-level written exam is USD $300.
- Taxes: Applicable taxes, currency conversion, or regional charges may be added at checkout, so the final JNCIS-DevOps certification cost can differ from the published USD base fee.
- India Pricing Note: Confirm the live local checkout amount, applicable taxes, accepted payment options, and any valid voucher before payment; Juniper publishes the certification-program base price in USD.
Prerequisites
Before the JN0-423 exam, confirm the current prerequisite and recommended preparation on Juniper's official certification page.
- Required Certification: JNCIA-DevOps is the prerequisite certification listed by Juniper for this exam.
- Recommended Training: Juniper recommends Juniper Platform Automation and NetDevOps as preparation, but training alone does not guarantee a passing result.
- Recommended Background: Reinforce the prerequisite knowledge with hands-on Junos or Mist AI practice aligned to the current official objectives.
Exam Topics
The current JNCIS-DevOps syllabus covers the following official objective domains and closely related assessed skills.
- Platform Automation Overview - Junos automation architecture, management daemons, infrastructure-as-code concepts, and Terraform/JECT workflows.
- gRPC and gNMI - protocol concepts, Protocol Buffers, OpenConfig, gNMI operations, authentication, and automation use cases.
- Streaming Telemetry - sensor paths, subscriptions, gNMIc, telemetry collection, and TIG-stack visualization concepts.
- Ansible - inventories, playbooks, variables, modules, Junos automation, Vault, JSNAPy, and Jinja2 integration.
- Junos Automation Scripts - commit, operation, event, and SNMP scripts plus supported execution and troubleshooting concepts.
- YANG - models, modules, containers, lists, data types, OpenConfig, and how YANG defines structured management data.
Intended Audience
The JN0-423 exam is well suited to professionals working in or moving toward roles such as:
- Network Automation Engineers
- DevOps Engineers
- NetDevOps Specialists
- Senior Network Engineers
- Junos Automation Engineers
- Infrastructure Engineers
- Network Reliability Engineers
Career Opportunities
Skills represented in the JNCIS-DevOps syllabus can support career paths such as:
- Network Automation Engineer
- NetDevOps Engineer
- DevOps Engineer
- Infrastructure Automation Engineer
- Network Reliability Engineer
- Junos Automation Specialist
Average Salary (Approximate)
Approximate role-aligned market ranges from Glassdoor. Salaries vary by experience, employer, location, job role, industry, and compensation structure; certification alone does not determine pay.
- United States: approximately $117,000-$182,000 USD per year (Glassdoor DevOps Engineer total-pay range, 2026).
- India: approximately INR 400,000-INR 1,200,000 per year (Glassdoor DevOps Engineer base-pay range, 2026).
- United Kingdom: approximately GBP 40,000-GBP 63,000 per year (Glassdoor DevOps Engineer base-pay range, 2026).
- UAE: approximately AED 108,000-AED 288,000 per year (annualized from Glassdoor Dubai DevOps Engineer total pay of AED 9,000-AED 24,000 per month, 2026).
Exam Delivery Options
For JNCIS-DevOps exam registration, use Pearson VUE and choose an authorized test center or OnVUE online proctoring when that option is available for your location and appointment.
- Pearson VUE Test Center - Take the Juniper written certification exam in person at an available authorized Pearson VUE testing location.
- OnVUE Online Proctored Exam - Take the written exam remotely after meeting Pearson VUE's identity, system, connectivity, workspace, and secure-testing requirements.
- Online Exam Rules: Run the OnVUE system test before registration, use one display and a private testing space, present acceptable identification, clear the desk, and follow proctor instructions.
- Test Center Rules: Bring the required government-issued photo identification, follow the appointment instructions, and comply with Pearson VUE admission and security requirements.
Exam Registration
Follow these steps to complete JNCIS-DevOps exam registration:
- Visit the official registration portal: Pearson VUE - Juniper Certification Exams
- Create or sign in to your Juniper Pearson VUE account, select the correct exam, choose an available test-center or online appointment, and complete checkout.
- Confirm that the legal name in CertMetrics and Pearson VUE matches the government-issued photo ID you will use for admission, and review the appointment confirmation before exam day.
- Before payment, review the JNCIS-DevOps exam fee, applicable taxes or regional charges, voucher eligibility, and the final JNCIS-DevOps certification cost shown at checkout.
After Passing the Exam
After the JN0-423 exam, Juniper and Pearson VUE record the outcome within the official certification workflow.
- Exam Results: Pass/fail status is available immediately after the written exam. Juniper performs result validation, and valid results are available in CertMetrics within three business days.
- Review the official Juniper exam page: Automation and DevOps, Specialist (JNCIS-DevOps)
- Successful candidates earn the JNCIS-DevOps certification. Keep your CertMetrics profile and contact details current so certification status and renewal notifications remain accurate.
Why the JN0-423 Exam Is Worth It
● Validates current specialist-level Juniper skills in platform automation overview
● Maps preparation directly to Juniper's published exam objectives and recommended resources
● Supports role-focused credibility for networking, automation, cloud, or security work
● Creates a defined progression point within the HPE Juniper Networking Certification Program
Prepare with actual exam questions
To strengthen your knowledge and approach exam day with confidence. We provide practice questions to help you understand the exam format and question patterns.
Access the Real Exam QuestionsContact our consultant today for personalized guidance.
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Top Reasons to Choose
Automation and DevOps, Specialist (JNCIS-DevOps)
Prove Practical Strength in Platform Automation Overview
The JN0-423 exam is built around Juniper's current objectives, so the JNCIS-DevOps syllabus gives you a disciplined path for turning platform automation overview knowledge into a recognizable certification outcome.
Build Skills That Transfer to Real Network Work
Preparation is most valuable when you build gNMI telemetry, Ansible, Junos automation-script, YANG, and infrastructure-as-code exercises against current Junos lab systems. That practice converts the JNCIS-DevOps syllabus from a checklist into usable operational judgment.
Earn a Credential with a Clear Progression Path
Passing the JN0-423 exam earns the JNCIS-DevOps certification. Juniper's three-year recertification model and higher-level track options give the credential a structured path for continued development.
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The course explains automation workflows in a simple and engaging way.
Excellent course for building confidence in Juniper automation and DevOps skills.
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FAQ
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What should I check about my name before the JN0-423 exam?
Juniper requires the legal name in CertMetrics and Pearson VUE to match your government-issued photo ID; resolve mismatches before the appointment.
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Can I use multiple monitors for an OnVUE JN0-423 exam?
No. Pearson VUE's current OnVUE requirements allow one display only; disconnect and cover secondary displays before check-in.
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What should I do if OnVUE freezes or disconnects during the JN0-423 exam?
Use in-exam chat when available. If the session disconnects, relaunch OnVUE from the downloads folder; persistent problems should be handled through Pearson VUE customer service for the Juniper program.
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How do I request an accommodation for the JN0-423 exam?
Juniper directs candidates who need special assistance for written exams to submit a support ticket with the HPE Networking Education Services Helpdesk before the exam.
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Can I keep paper or written notes on my desk during an OnVUE JN0-423 exam?
Pearson VUE's standard OnVUE desk rules require books, notes, paper, pens, and writing tools to be removed unless the exam program specifically provides an approved allowance.
