Senior Network Architect

Transaction Network Services; Greater London; On-site; GBP 140,000 - 180,000; Full time

Job summary

A global Managed Service Provider is seeking a senior Network Architect to design and implement solutions within IP/MPLS networks. The position involves creating scalable network designs, collaborating with pre-sales and vendors, and providing technical support. Candidates should have extensive experience with MPLS and SD-WAN, as well as cloud architecture in AWS/Azure. This role offers a competitive benefits package and opportunities for personal growth.

Benefits

Medical and dental coverage

Life insurance

401K plan with company match

Qualifications

• Strong experience in MPLS and SD-WAN architecture.
• Expertise in designing cloud-based architectures and automating processes.
• Ability to provide technical support and documentation.

Responsibilities

• Design and document solutions in an IP/MPLS network.
• Collaborate with Pre-Sales Engineers to develop scalable solutions.
• Provide third-level support to the Network Operations Center.

Skills

Experience with MPLS or SD-WAN environments

Design and configuration of Fortinet FortiGate devices

Network automation and orchestration

IPSec design and troubleshooting

AWS / Azure / GCP architecture

IP Multicast design and operation

TCP / IP and routing knowledge

Creating and maintaining documentation

Vendor product evaluation

Broadband service deployments understanding

Tools

Terraform

Ansible

GIT

Jenkins

Job description

An extraordinarily talented group of individuals work together every day to drive TNS' success, from both professional and personal perspectives.Come join the excellence!

Overview

As a senior member of the Network Architecture team, you are responsible for the design, documentation and deployment of services within a global Managed Service Provider IP / MPLS network.

Primary focus is on designing solutions such as large-scale SD-WAN, IPSec and MPLS VPN, IP multicast solutions and across wired and wireless comms.

The role comes at an exciting time for TNS as we integrate services into private- and public-cloud environments, with a focus on automation and orchestration of services and look to transform to a NetDevOps model, where this role will play a key part.

The position requires technical expertise across multiple areas and functions – ability to work with pre-sales and internal teams on requirements gathering, creation of high-level and detailed design specs, ability to work alongside development teams to automate configuration, delivery and support processes, and ownership of overall projects.

Selected candidate will also work with strategic vendors for solution evaluation and customization and will provide third-level Operations support for incident resolution, and leadership over critical operational maintenance works.

Responsibilities

Design and test new technologies, features, and solutions and documenting the results so that they can be repeated by members of the Implementations team and supported by the Network Operations Center

Work closely with Pre-Sales Engineers and Product Marketing to understand customer requirements and develop scalable, consistent and supportable technical solutions

Work with existing and new vendors to evaluate platforms and solutions for integration in TNS’ product suite.

Provide third-level support to TNS’ Network Operations Center staff, and Implementations teams

Develop and document detailed lab test plans and reports, document procedures and new configurations, provide training for operations departments and other engineers, provide written troubleshooting, debugging, and problem detail to vendors.

Interact with vendors to resolve problems and bugs, and perform hands-on testing, configuration, and troubleshooting

Essential Skills

• Experience with architecture and provisioning of solutions within MPLS or SD-WAN based environments
• Extensive hands-on experience with the design and configuration of Fortinet FortiGate devices, particularly within SD-WAN topologies
• Experience with network automation and orchestration tools and features and DevOps methodology (e.g. Terraform, Ansible, JSON, Nautobot, Vendor-specific tools like Arista Cloudvision, Cisco DNA Center)
• Proficient in IPSec (including DMVPN and RRI) design, configuration, operation, and troubleshooting
• Experience in designing cloud-based architectures in AWS / Azure / GCP
• Proficient in IP Multicast design, configuration, operation, and troubleshooting
• Experience in network design and implementation based on high-level customer requirements
• Extensive TCP / IP and routing knowledge (BGP, OSPF, ISIS, EIGRP, PIM, BFD).
• Experience with Customer Edge features such as Network Address Translation, VRRP / HSRP
• Proven ability to create and maintain comprehensive documentation for all implemented solutions
• Expert-level troubleshooting and debugging skills
• Experience in vendor product evaluation (hardware, software, service provider)
• Experience and technical understanding of broadband service deployments (xDSL, Cable).
• Ability to design, plan, and coordinate network maintenance and installation windows.

Hardworking, focused, thorough, and punctua

Ability to provide written and verbal presentations on technical topics to corporate peers and management

Experience providing support for Tier1 and Tier2 environments

Self-motivated; able to work independently or within a team environment with minimum instruction from management

Able to work flexible hours as required and provide on-call support

Desirable Skills

• Fortinet, Cisco and / or Juniper certifications (NSE Level 4 / 5 / 6 / 7, CCIE / CCNP-SP, JNCIE, JNCIP)

Experience with AAA, Tacacs+, Radius, and CA / PKI

• Experience with Voice over IP, Dial Services (Async / PPP, ISDN), Wireless services (CDMA, EVDO, GPRS, EDGE, 802.11b / g / n), Server Load-Balancing (F5)
• Data Center design and support (Cisco Nexus, Arista, Juniper)
• Experience with Server Load-Balancing (F5, Netscaler, AWS ALB / SLB)
• Experience of GIT, Jenkins, and other DevOps tools and Agile working practices

Creating and deploying CloudFormation templates.

Automating using other scripting / automation languages such as Python, Ansible and vendor-specific tools like Arista Cloudvision, Cisco DNA Center is beneficial

Firewall configuration experience with PIX / ASA, IOS, or Netscreen / JunOS

Designing, building and automating AWS / GCP / Azure architecture

Designing, building and automating NSX-V and / or NSX-T networking

Designing, building and automating Openstack (Canonical or RedHat)

UNIX / Linux Experience

For this role in the US, we anticipate paying $140,000k - $180,000K. This role is eligible for variable pay, issued as a monetary bonus or in another form. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate’s knowledge, skills, abilities, and geographic location. TNS offers a competitive benefit package including medical and dental coverage, life insurance, paid holidays and vacations, and a 401K plan with company match.

If you are passionate about technology, love personal growth and opportunity, come see what TNS is all about!

TNS is an equal opportunity employer. TNS evaluates qualified applicants without regard to race, color, religion, gender, national origin, age, sexual orientation, gender identity or expression, protected veteran status, disability / handicap status or any other legally protected characteristic.