Skip to main content
Sales

Lead Technical Architecture

Tokyo, Japan

Apply now

Lead, Technical Architecture –  Consulting & Professional Services

Role Summary: Lead the design and delivery of scalable, secure, and efficient technology solutions for enterprise customers. Partner with clients to assess business needs, recommend strategic solutions, and support complex transformation programs across network, security, cloud, data center, mobility/5G, unified communications, and OT environments.

Experience Required: 8+ years in a sales environment, 6+ years in strategic IT consulting/professional services, 15+ years delivering large-scale multinational transformation projects, and 3+ years managing small teams in Japan or APAC. Native-level Japanese and intermediate/advanced English are required.

Education: Bachelor’s degree preferred. Relevant industry certifications such as CCIE, CISSP, or equivalent expertise are desirable.

Key Responsibilities

The consultant will act as both engagement lead and Japan delivery manager, responsible for:

  • Leading strategic advisory engagements, including discovery, requirements gathering, current-state assessment, solution alternatives, recommendations, roadmap development, architecture, integration, migration planning, and governance.

  • Managing complex professional services projects from customer identification through delivery and invoicing.

  • Providing technical leadership across design, implementation, testing, migration, and client enablement.

  • Supporting presales efforts through proposals, statements of work, presentations, and value articulation.

  • Mentoring and supporting Japan team members while coordinating with the regional professional services manager.

  • Collaborating with customers, partners, vendors, product teams, and internal stakeholders to deliver business-aligned solutions.

Qualifications and Attributes

  • Strong leadership, documentation, project delivery, and stakeholder management skills.

  • Ability to lead complex engagements in large, global, and ambiguous environments.

  • Strong business acumen, financial analysis capability, and experience developing business cases, TCO, and ROI assessments.

  • Excellent communication, presentation, and executive-facing documentation skills.

  • Ability to travel based on engagement needs.

  • Ethical, accountable, collaborative, self-directed, and able to mentor less experienced team members.

Technical Expertise

The ideal candidate should bring broad technical experience across many technologies, with proven expertise in at least two of the following practice areas:

  • Networking: IPv4/IPv6, WAN, SD-WAN, MPLS, Hybrid WAN, Internet VPN, Ethernet, QoS, IP routing, OSPF, BGP, EIGRP, NAT, DNS/DHCP, campus LAN, and wireless.

  • Data Center: Core, distribution, segmentation, legacy and fabric-enabled architectures, Cisco ACI, SDN, and SDDC.

  • Security: Firewall design and implementation using Cisco ASA, Check Point, Palo Alto, Fortinet, load balancing/F5, SASE, Prisma, Zscaler ZPA, ZDX, and ZIA.

  • Cloud and Virtualization: Hybrid cloud, AWS, Azure, VMware, network virtualization, and related technologies.

  • Automation and AI: AIOps, Python scripting, automation tools, and AI-enabled network and security improvements.

  • Other Areas: IoT, mobility/5G, OT integration, enterprise voice, unified communications, contact center solutions, Microsoft Teams, and Cisco Communication Manager.

Weekly Hours:

37.5

Time Type:

Regular

Location:

Tokyo, Japan

AT&T and its subsidiaries are committed to equal employment opportunity. All hiring, promotion, and other employment decisions remain merit-based and free from discrimination on the basis of race, color, religion, religious creed, national origin, ancestry, age, sex, sexual orientation, gender, gender identity, gender expression, physical disability, mental disability, pregnancy, medical condition, genetic information, marital status, citizenship status, military status, veteran status, or any other characteristic protected by federal, state, or local laws. In addition, AT&T will provide reasonable accommodations to qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. Click here to learn more or request an application accommodation here.

Job ID R-119600 Date posted 08/18/2026
Apply now

Benefits

Your needs? Met. Your wants? Considered. Take a look at our comprehensive benefits.

  • Paid Time Off
  • Tuition Assistance
  • Medical and dental plans
  • Discounts
  • Training & Development

Learn more about benefits

Our hiring process

Apply Now

Confirm your qualifications align with the job requirements and submit your application.

Assessments

You may be required to complete one or more assessments, depending on the role.

Interview

Get ready to put your best foot forward! More than one interview may be necessary.

Conditional Job Offer

We’ll reach out to discuss a conditional job offer and the next steps to joining the team.

Background Check

Timing is important – complete the necessary actions to proceed with onboarding.

Welcome to the Team!

Congratulations! It’s time to experience #LifeAtATT.

Check your email (and SPAM) throughout the process for important messages and next steps.

Join our talent network

Didn’t find what you were looking for here? Sign up for our job alerts and get the latest AT&T news.

Don't Miss Out

Join our Talent Network to be the first to know about new job openings, special announcements and behind-the-scenes information.

Skip, I’d rather go straight to the application

AT&T Info and Alerts. Max 12 messages/month Privacy Policy (opens in new window). You may opt-out at anytime by sending STOP to short code 20013. Msg & data rates may apply.

By submitting your information, you acknowledge that you have read our privacy policy (opens in new window) and consent to receive email communication from AT&T for our U.S. Talent Network.