Network Technical Architect
Confirmed on the employer's own hiring board on Oct 13, 2026. First seen by Alion on Sep 1, 2026.
Stefanini Group is seeking an experienced Network Technical Architect to join our Hybrid Cloud & Infrastructure (HCI) cluster, within the Infrastructure Services Division.
The successful candidate will design and implement secure, resilient enterprise network solutions across on-premises, cloud, and hybrid environments, covering SASE, ZTNA, next-generation firewalls, SD-WAN, and complex routing.
This role combines presales support for solutioning with extensive hands-on implementation and acts as the last level of support for operational teams. It may include occasional travelling and direct technical discussions with vendors.
Job Responsibilities:
- Solution Design and Implementation: Architect, deploy, and migrate enterprise network solutions end to end, including SASE, ZTNA, next-generation firewalls, SD-WAN, and campus and data center networks, remaining hands-on from day 1.
- Presales Support: Act as the technical authority in presales engagements, qualifying requirements, designing target architectures, estimating effort, and contributing to RFP/RFI responses, proposals, and customer presentations.
- Complex Routing and Cloud Networking: Design and implement complex routing environments (BGP, OSPF, route redistribution, traffic engineering) and cloud networking architectures in AWS and Azure, including hybrid connectivity.
- Operational Escalation: Act as the last level of support for operational teams, leading root cause analysis and resolution of the most complex network and security incidents.
- Vendor Engagement: Drive technical discussions with vendors and technology partners, including product evaluations, proof of concepts, roadmap reviews, and support escalations.
- Documentation and Standards: Produce high-level and low-level designs, migration plans, and operational runbooks; define network standards, reference architectures, and best practices.
- Training and Development: Provide training, coaching, and structured knowledge transfer to operational teams and clients on new network technologies and practices.
- Continuous Improvement: Continuously evaluate and improve network architectures and strategies to adapt to changing technologies and business needs.
- At least 10 years of hands-on experience designing, implementing, and operating enterprise networks in complex, multi-vendor environments
- At least 5 years of experience as a network architect, owning end-to-end solution design for large-scale enterprise environments.
- Demonstrated ability to perform hands-on implementation from day 1, combining architecture responsibilities with direct configuration and deployment work.
- Preferred: Bachelor's degree in computer science, Information Technology, Engineering, or a related field preferred. Mandatory: Minimum high school diploma (or equivalent). Bachelor's degree in any field with equivalent professional experience relevant for the job.
Technical Skills:
- Expert-level knowledge of routing and switching in complex environments, including BGP, OSPF,route redistribution, and traffic engineering.
- Deep hands-on experience with next-generation firewalls (e.g., Fortinet FortiGate, Palo Alto Networks, Check Point), covering design, implementation, upgrades, and migrations.
- Strong hands-on experience with SASE and ZTNA solutions (e.g., FortiSASE, Zscaler, Netskope,Prisma Access), from architecture through rollout and day-2 operations.
- Proven experience designing and deploying SD-WAN solutions (e.g., Fortinet Secure SD-WAN, Cisco Catalyst SD-WAN, VMware VeloCloud).
- Solid experience with cloud networking in AWS and/or Azure, including VPC/VNet design, Transit Gateway, Virtual WAN, ExpressRoute/Direct Connect, and hybrid connectivity.
- Strong understanding of network security concepts, including segmentation, IPsec and SSL VPN, IDS/IPS, and Zero Trust principles.
- Mandatory 3 years of experience acting as technical project lead, driving the technical discussions with customers, vendors, and internal stakeholders.
- Knowledge of network automation and scripting (e.g., Python, Ansible, REST APIs) is considered a plus.
Soft skills
- Proficiency in English for professional communication and documentation.
- Excellent analytical, problem-solving, and multitasking skills capable of handling a vast variety of systems.
- Strong troubleshooting skills with the ability to stay effective under pressure during critical incidents and escalations
- Client Orientation & Communication
- Accountability
- Adapting & responding to chang
- Teamwork & cooperation
What"s next:
It"s best to apply today, because job postings can be taken down and we wouldn"t want you to miss this opportunity. In case you need further information, just send us a message at [email protected] and we"ll be happy to assist!
The preceding job description had been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties and responsibilities required of employees assigned to this job.
Diversity & Inclusion
Here at the Stefanini Group, we value plurality and equity, regardless of race, sexual orientation, disability, age, ancestry, religion, gender, and nationality. We understand and encourage the importance of being you!
About us
We are a Brazilian company with over 35 years of experience in delivering IT services worldwide, ranging from IT outsourcing to application development or IT staffing. We have a direct presence in 41 countries, through our 70 offices located throughout the world. We have managed to become the preferred partner of many small-to-midsize local and regional companies as well. Most of our clients come from industries such as financial services, manufacturing, telecommunications, chemical, services, technology, public sector and utilities.
Stefanini has career opportunities locally and around the world for professionals interested in a vibrant, passionate, team-oriented workplace. If you are a customer-centric person with a "get it done" attitude, come over for coffee and a talk on your future career with us! Learn more about us on www.stefanini.com and join us on LinkedIn, Facebook and Instagram where we regularly post insights from our colleagues.
We want to inform you that there are currently scams targeting job seekers by falsely using our company"s name, Stefanini. We sincerely apologize for any confusion or inconvenience this may have caused.
Please remember that legitimate job offers from Stefanini will always come through official channels, including direct communication with our trained recruiters. If you receive any unsolicited messages requesting payment or personal information, please disregard them.
If you suspect you"ve been targeted, please contact us immediately at [email protected] for verification.
Key Points to Remember:
* Legitimate job offers only follow interviews conducted with our hiring managers or clients.
* We will never ask for payment at any stage of the recruitment process.
Stay vigilant and feel free to reach out for verification. Your safety and security are our top priorities. Thank you for your understanding and cooperation.
- At least 10 years of hands-on experience designing, implementing, and operating enterprise networks in complex, multi-vendor environments
- At least 5 years of experience as a network architect, owning end-to-end solution design for large-scale enterprise environments.
- Demonstrated ability to perform hands-on implementation from day 1, combining architecture responsibilities with direct configuration and deployment work.
- Preferred: Bachelor's degree in computer science, Information Technology, Engineering, or a related field preferred. Mandatory: Minimum high school diploma (or equivalent). Bachelor's degree in any field with equivalent professional experience relevant for the job.
Technical Skills:
- Expert-level knowledge of routing and switching in complex environments, including BGP, OSPF,route redistribution, and traffic engineering.
- Deep hands-on experience with next-generation firewalls (e.g., Fortinet FortiGate, Palo Alto Networks, Check Point), covering design, implementation, upgrades, and migrations.
- Strong hands-on experience with SASE and ZTNA solutions (e.g., FortiSASE, Zscaler, Netskope,Prisma Access), from architecture through rollout and day-2 operations.
- Proven experience designing and deploying SD-WAN solutions (e.g., Fortinet Secure SD-WAN, Cisco Catalyst SD-WAN, VMware VeloCloud).
- Solid experience with cloud networking in AWS and/or Azure, including VPC/VNet design, Transit Gateway, Virtual WAN, ExpressRoute/Direct Connect, and hybrid connectivity.
- Strong understanding of network security concepts, including segmentation, IPsec and SSL VPN, IDS/IPS, and Zero Trust principles.
- Mandatory 3 years of experience acting as technical project lead, driving the technical discussions with customers, vendors, and internal stakeholders.
- Knowledge of network automation and scripting (e.g., Python, Ansible, REST APIs) is considered a plus.
Soft skills
- Proficiency in English for professional communication and documentation.
- Excellent analytical, problem-solving, and multitasking skills capable of handling a vast variety of systems.
- Strong troubleshooting skills with the ability to stay effective under pressure during critical incidents and escalations
- Client Orientation & Communication
- Accountability
- Adapting & responding to chang
- Teamwork & cooperation
What"s next:
It"s best to apply today, because job postings can be taken down and we wouldn"t want you to miss this opportunity. In case you need further information, just send us a message at [email protected] and we"ll be happy to assist!
The preceding job description had been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties and responsibilities required of employees assigned to this job.
Diversity & Inclusion
Here at the Stefanini Group, we value plurality and equity, regardless of race, sexual orientation, disability, age, ancestry, religion, gender, and nationality. We understand and encourage the importance of being you!
About us
We are a Brazilian company with over 35 years of experience in delivering IT services worldwide, ranging from IT outsourcing to application development or IT staffing. We have a direct presence in 41 countries, through our 70 offices located throughout the world. We have managed to become the preferred partner of many small-to-midsize local and regional companies as well. Most of our clients come from industries such as financial services, manufacturing, telecommunications, chemical, services, technology, public sector and utilities.
Stefanini has career opportunities locally and around the world for professionals interested in a vibrant, passionate, team-oriented workplace. If you are a customer-centric person with a "get it done" attitude, come over for coffee and a talk on your future career with us! Learn more about us on www.stefanini.com and join us on LinkedIn, Facebook and Instagram where we regularly post insights from our colleagues.
We want to inform you that there are currently scams targeting job seekers by falsely using our company"s name, Stefanini. We sincerely apologize for any confusion or inconvenience this may have caused.
Please remember that legitimate job offers from Stefanini will always come through official channels, including direct communication with our trained recruiters. If you receive any unsolicited messages requesting payment or personal information, please disregard them.
If you suspect you"ve been targeted, please contact us immediately at [email protected] for verification.
Key Points to Remember:
* Legitimate job offers only follow interviews conducted with our hiring managers or clients.
* We will never ask for payment at any stage of the recruitment process.
Stay vigilant and feel free to reach out for verification. Your safety and security are our top priorities. Thank you for your understanding and cooperation.