📍 Job Overview

Job Title: Technical Support Engineer 4 - Juniper Router Products
Company: Juniper Networks
Location: Tokyo, Japan
Job Type: On-site
Category: Technical Support Engineer
Date Posted: June 23, 2025
Experience Level: 5-10 years
Remote Status: On-site

🚀 Role Summary

Provide Level 3 support for Juniper Router products (MX, PTX, ACX)
Serve as the end-to-end owner of customer escalations until resolved
Collaborate with internal and external stakeholders to set expectations and prioritize actions
Work closely with engineering teams to resolve customer-reported escalations and product challenges
Own new product/feature readiness to ensure the team is prepared when the product comes to market
Contribute to knowledge creation, quality improvement initiatives, and training/mentoring activities
Be a team player, flexible to work on weekends/holidays as per business requirements

📝 Enhancement Note: This role requires a high level of technical expertise and experience in supporting Juniper Router products. The candidate should be comfortable working in a dynamic environment and have strong communication skills to effectively interact with various stakeholders.

💻 Primary Responsibilities

Troubleshoot and resolve highly demanding customer escalations related to Juniper Router products
Collaborate with internal and external stakeholders to set expectations, prioritize actions, and communicate effectively
Engage with engineering teams to resolve customer-reported escalations or product challenges
Own new product/feature readiness to ensure the team is ready when the product comes to market
Contribute to knowledge creation, quality/continuous improvement initiatives, and training/mentoring activities
Be a team player, flexible to work on weekends/holidays as per business requirements

📝 Enhancement Note: The primary responsibilities of this role require a strong technical background and the ability to work independently and in a team setup to deliver outcomes with minimal supervision.

🎓 Skills & Qualifications

Education: Bachelor's degree in Electronics, Computer Science, or a related field (or equivalent)

Experience: 5+ years of experience in troubleshooting, implementation, and support of large IP networks (preferably in a service provider environment)

Required Skills:

Ability to work independently and in a team setup to deliver outcomes with minimal supervision
Self-learner with an appetite for continuous development
Logical troubleshooting skills in a complex and dynamic work environment
Excellent verbal/written communication skills
In-depth knowledge of the following:
- TCP/IP protocol, OSI Layers, IPv4, and IPv6
- IP routing protocols (BGP, OSPF, ISIS)
- MPLS, VPLS, L2, and L3 VPN
- Multicast technologies (NG-MVPN, PIM)
- Layer 2 technologies (Ethernet, 802.1q/p VLAN, BFD, STP, RSTP, ARP, LACP)
- High availability (Clustering) and gateway redundancy protocols (VRRP), QOS, policing, traffic control
- Traffic analysis using Wireshark/ethreal or similar tools
- Scripting skills (Python, Perl)

Preferred Skills:

Fluency in Japanese, English, and Chinese (if possible)
5+ years of experience in directly interacting with customers (globally)
Platform knowledge: traffic generators (Ixia, Agilent)/traffic simulators, protocol analyzers, testers, etc.
Preferred certifications: JNCIP-SP, JNCIE-SP, or other equivalent certifications

📝 Enhancement Note: The required and preferred skills for this role are highly technical and specialized, focusing on Juniper Router products and related networking technologies.

📊 Web Portfolio & Project Requirements

Portfolio Essentials:

Demonstrate a strong understanding of Juniper Router products (MX, PTX, ACX) and related networking technologies
Showcase successful customer escalation cases, highlighting problem-solving skills and effective communication with stakeholders
Highlight any relevant certifications (JNCIP-SP, JNCIE-SP, etc.) and training/mentoring activities

Technical Documentation:

Provide detailed documentation of troubleshooting processes, including step-by-step guides and best practices
Include any relevant scripts or tools used for traffic analysis, configuration, or automation
Demonstrate understanding of quality/continuous improvement initiatives and their application to technical support processes

📝 Enhancement Note: The portfolio and project requirements for this role should focus on demonstrating technical expertise in Juniper Router products and related networking technologies, as well as strong problem-solving skills and effective communication with stakeholders.

💵 Compensation & Benefits

Salary Range: ¥8,000,000 - ¥12,000,000 per year (Based on industry standards for experienced technical support engineers in Tokyo, Japan)

Benefits:

Competitive benefits package, including health insurance, retirement plans, and paid time off
Opportunities for professional development and career growth within Juniper Networks
A dynamic and collaborative work environment with a global team of technical experts

Working Hours: Full-time (40 hours/week), with flexibility to work on weekends/holidays as per business requirements

📝 Enhancement Note: The salary range and benefits for this role are based on industry standards for experienced technical support engineers in Tokyo, Japan. The working hours may require flexibility to accommodate business needs.

🎯 Team & Company Context

🏢 Company Culture

Industry: Networking and cybersecurity solutions

Company Size: Large (over 10,000 employees)

Founded: 1996

Team Structure:

The Advanced TAC team consists of highly experienced engineers who provide dedicated technical support to customers and partners on Juniper products
The team works closely with engineering teams to resolve customer-reported escalations and product challenges
The team is responsible for owning new product/feature readiness to ensure the team is prepared when the product comes to market

Development Methodology:

Juniper Networks follows an Agile development methodology, focusing on continuous improvement and customer satisfaction
The company encourages collaboration and knowledge sharing among teams to drive innovation and technical excellence

Company Website: Juniper Networks

📝 Enhancement Note: Juniper Networks is a large company with a strong focus on networking and cybersecurity solutions. The company culture emphasizes collaboration, knowledge sharing, and continuous improvement, with a focus on driving innovation and technical excellence.

📈 Career & Growth Analysis

Web Technology Career Level: Senior Technical Support Engineer

Reporting Structure: Reports to the Advanced TAC Manager

Technical Impact: The role has a significant impact on customer satisfaction and the success of Juniper Router products. The candidate will be responsible for resolving highly demanding customer escalations and working closely with engineering teams to address product challenges.

Growth Opportunities:

Technical leadership and mentoring opportunities within the Advanced TAC team
Opportunities to work on new product/feature readiness and contribute to knowledge creation and quality/continuous improvement initiatives
Potential career progression into more senior technical roles or management positions within Juniper Networks

📝 Enhancement Note: This role offers significant growth opportunities for experienced technical support engineers looking to advance their careers in a dynamic and collaborative work environment.

🌐 Work Environment

Office Type: Large, global corporation with multiple office locations worldwide

Office Location(s): Tokyo, Japan

Workspace Context:

The Advanced TAC team works in a collaborative environment, with a focus on knowledge sharing and continuous learning
The team has access to state-of-the-art tools and resources to support Juniper Router products and resolve customer escalations
The work environment is dynamic and fast-paced, with a focus on delivering high-quality technical support to customers and partners

Work Schedule: Full-time (40 hours/week), with flexibility to work on weekends/holidays as per business requirements

📝 Enhancement Note: The work environment for this role is dynamic and collaborative, with a focus on knowledge sharing and continuous learning. The work schedule may require flexibility to accommodate business needs.

📄 Application & Technical Interview Process

Interview Process:

Phone Screen: A brief phone conversation to assess communication skills and technical knowledge
Technical Assessment: A hands-on assessment of troubleshooting skills and knowledge of Juniper Router products and related networking technologies
Behavioral Interview: An in-depth discussion of problem-solving skills, collaboration, and customer focus
Final Interview: A meeting with the hiring manager to discuss the candidate's fit for the role and the team

Portfolio Review Tips:

Highlight successful customer escalation cases, demonstrating problem-solving skills and effective communication with stakeholders
Showcase any relevant certifications (JNCIP-SP, JNCIE-SP, etc.) and training/mentoring activities
Provide detailed documentation of troubleshooting processes, including step-by-step guides and best practices

Technical Challenge Preparation:

Brush up on knowledge of Juniper Router products (MX, PTX, ACX) and related networking technologies
Practice troubleshooting exercises and scenario-based questions to improve problem-solving skills
Prepare for behavioral interview questions focusing on collaboration, customer focus, and adaptability

ATS Keywords: TCP/IP, OSI Layers, IPv4, IPv6, IP routing protocols (BGP, OSPF, ISIS), MPLS, VPLS, L2 VPN, L3 VPN, multicast technologies (NG-MVPN, PIM), Layer 2 technologies (Ethernet, 802.1q/p VLAN, BFD, STP, RSTP, ARP, LACP), high availability (Clustering), gateway redundancy protocols (VRRP), QOS, policing, traffic control, traffic analysis, Wireshark, ethreal, scripting (Python, Perl), Juniper Router products (MX, PTX, ACX), technical support, customer escalations, stakeholder communication, knowledge creation, quality/continuous improvement initiatives, training/mentoring activities

📝 Enhancement Note: The interview process for this role is designed to assess the candidate's technical expertise, problem-solving skills, and ability to work effectively with various stakeholders. The technical challenge preparation and ATS keywords are tailored to the specific requirements of the role and the company.

🛠 Technology Stack & Web Infrastructure

Frontend Technologies: N/A (This role focuses on technical support for Juniper Router products)

Backend & Server Technologies:

Juniper Router products (MX, PTX, ACX)
IP routing protocols (BGP, OSPF, ISIS)
MPLS, VPLS, L2 VPN, L3 VPN
Multicast technologies (NG-MVPN, PIM)
Layer 2 technologies (Ethernet, 802.1q/p VLAN, BFD, STP, RSTP, ARP, LACP)
High availability (Clustering) and gateway redundancy protocols (VRRP)
QOS, policing, traffic control
Traffic analysis tools (Wireshark, ethreal)

Development & DevOps Tools:

Traffic generators (Ixia, Agilent)
Traffic simulators
Protocol analyzers
Testers
Scripting tools (Python, Perl)

📝 Enhancement Note: The technology stack for this role is focused on Juniper Router products and related networking technologies. The candidate should have a strong understanding of these technologies and be able to use them effectively to troubleshoot and resolve customer escalations.

👥 Team Culture & Values

Web Development Values:

Technical excellence and continuous learning
Customer focus and satisfaction
Collaboration and knowledge sharing
Adaptability and innovation
Quality and continuous improvement

Collaboration Style:

The Advanced TAC team works in a collaborative environment, with a focus on knowledge sharing and continuous learning
The team works closely with engineering teams to resolve customer-reported escalations and product challenges
The team is responsible for owning new product/feature readiness to ensure the team is prepared when the product comes to market

📝 Enhancement Note: The team culture and values for this role emphasize technical excellence, customer focus, collaboration, adaptability, and continuous improvement. The collaboration style is focused on knowledge sharing and working closely with engineering teams to drive innovation and technical excellence.

⚡ Challenges & Growth Opportunities

Technical Challenges:

Resolving highly demanding customer escalations related to Juniper Router products
Working with various internal and external stakeholders to set expectations, prioritize actions, and communicate effectively
Engaging with engineering teams to address product challenges and ensure readiness for new products/features
Contributing to knowledge creation, quality/continuous improvement initiatives, and training/mentoring activities

Learning & Development Opportunities:

Opportunities to work on new product/feature readiness and contribute to knowledge creation and quality/continuous improvement initiatives
Potential career progression into more senior technical roles or management positions within Juniper Networks
Access to state-of-the-art tools and resources to support Juniper Router products and resolve customer escalations

📝 Enhancement Note: The technical challenges and learning & development opportunities for this role are focused on driving innovation and technical excellence in a dynamic and collaborative work environment.

💡 Interview Preparation

Technical Questions:

Troubleshooting Scenarios: Describe a complex customer escalation you've handled in the past and how you resolved it. What tools and resources did you use, and what was the outcome?
Technical Concepts: Explain the difference between MPLS and VPLS. Describe a use case for each technology and its advantages and disadvantages.
Problem-Solving: You've been tasked with optimizing the performance of a Juniper Router. Walk us through your approach to identifying bottlenecks and implementing improvements.

Company & Culture Questions:

Company Culture: How do you see yourself contributing to Juniper Networks' culture of collaboration, knowledge sharing, and continuous improvement?
Customer Focus: Describe a time when you went above and beyond to ensure customer satisfaction. What was the outcome, and what did you learn from the experience?
Adaptability: Tell us about a time when you had to quickly adapt to a new situation or technology. How did you approach the challenge, and what was the result?

Portfolio Presentation Strategy:

Highlight successful customer escalation cases, demonstrating problem-solving skills and effective communication with stakeholders
Showcase any relevant certifications (JNCIP-SP, JNCIE-SP, etc.) and training/mentoring activities
Provide detailed documentation of troubleshooting processes, including step-by-step guides and best practices

📝 Enhancement Note: The interview preparation for this role focuses on assessing the candidate's technical expertise, problem-solving skills, and ability to work effectively with various stakeholders. The technical questions, company & culture questions, and portfolio presentation strategy are tailored to the specific requirements of the role and the company.

📌 Application Steps

To apply for this Technical Support Engineer 4 - Juniper Router Products position:

Submit your application through the application link provided
Customize your resume to highlight your relevant experience and skills in technical support, troubleshooting, and customer escalations
Prepare a portfolio showcasing successful customer escalation cases, relevant certifications, and training/mentoring activities
Brush up on your knowledge of Juniper Router products (MX, PTX, ACX) and related networking technologies
Practice troubleshooting exercises and scenario-based questions to improve your problem-solving skills
Prepare for behavioral interview questions focusing on collaboration, customer focus, and adaptability

⚠️ Important Notice: This enhanced job description includes AI-generated insights and technical support industry-standard assumptions. All details should be verified directly with Juniper Networks before making application decisions.

82534P-Technical Support Engineer 4