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Solutions Architect

Lisbon or UK

We are looking for a Solutions Architect to join our Customer Success team, reporting into the Solutions Director. As a Solutions Architect you will be responsible for working directly with our development team and existing clients, managing an ever-increasing mix of products and services on a wide range of technologies.


  • Provide technical leadership for all aspects of design, delivery, & production support for strategic accounts (e.g. customers, internal engineering, delivery teams, internal support)
  • Identify, communicate, and lead resolution of issues that impact the delivery or ongoing health of a customer’s solution
  • Collaborate across internal organizations to improve customer delivery methodology and react proactively to industry trends and opportunities


  • Takes responsibility for design and delivery accuracy, stability, & performance of Sigma’s Solutions
  • Actively develops and manages relationships across multiple organizational tiers and disciplines with strategic customers
  • Lead and participate in design, triage, and/or testing sessions with program stakeholders (e.g. customer, Sigma, 3rd parties)
  • Produces, reviews, finalizes, and approves technical documents to ensure delivery accuracy and success
  • Works with customer and delivery team to drive resolution of issues arising from changes to scope, requirements, design, etc.
Provides knowledge and thought leadership across multiple domains, including:
  • Understanding the technologies involved in a delivery, how they relate to Sigma’s Solutions, and addressing issues before they impact a program
  • Transferring this domain and product knowledge both internally and externally
  • Representing Sigma’s perspective & interests to industry groups and standards bodies as required
Works with Product Management, Marketing and Sales to:
  • Provide the point of contact with third party vendors where interfaces need to be built to these systems
  • Work closely with Product Architects to align Product capabilities to Solution requirements
  • Assist in the preparation of RFI/RFP responses
  • Outline the Proposed solution
  • Prepare sizing and estimation
  • Perform technical and functional presentations to prospective customers
  • Keep up to date with Industry trends
  • Works with Professional Services and the Solution organization to:
  • Provide industry and domain consulting services to customers
  • Review, update, and approve implementation design documents
  • Establish & maintain knowledge transfer, training, and adaptation of functionality in customer implementations
  • Works with Documentation to ensure accurate representation of design and capability within technical publications


  • Communicating
  • Analyzing data
  • Problem solving
  • Business acumen
  • Interpersonal skills
  • Decision making
  • Customer management
  • Domain knowledge
  • Deep knowledge of the fixed and wireless telecom industry, technology and service environment
  • Knowledge and demonstrated experience with carrier-grade fulfillment and activation processes for devices and networks for both voice and data
  • Knowledge and demonstrated experience with VoIP, IMS and Service Delivery Platforms
  • Knowledge of mediation and call detail record management, including usage mediation processes is an asset
  • Demonstrated experience with OSS and provisioning systems
  • Experience in use case and technical specification creation
  • Solid understanding of Service Oriented Architecture principles and
  • Proven ability to achieve challenging goals and objectives.
  • Strong knowledge of programming languages, service oriented architectures, web services, RDBMS, workflow languages, technical standards
  • Fluency with Telemanagement Forum standards and practices
  • Proficient in UNIX/Linux environments


  • Extensive experience in a high growth, telecommunications, cable, and/or high tech software environment
  • Experience of BSS/OSS solutions specializing in Catalog, Configure Price Quote, Order Management and Provisioning.
  • Understanding of BSS/OSS needs of clients for Cable, Wireless and Telco operators,
  • Experience of integrating with products from major vendors like Amdocs, Lucent Alcatel, Huawei, Ericssons, Netcracker etc
  • Proven experience working with external clients in a technical consulting role, driving requirements and workshops using a Use Case oriented approach
  • Experience working with agile methods of project delivery, either in an agile environment or as part of an agile team
  • Able to work with UML, BPMN2 and other design languages
  • Familiarity with general TM Forum Frameworx concepts
  • Understand the typical retail product lifecycle management process
Possess a strong working knowledge of a number of technology standards including:
  • WSDL
  • EDI
  • SQL
  • Microsoft framework
  • Web Services
  • JMS
  • SOA
  • Application development (e.g., C#, C++, JavaScript, EJB, XML, XSD, XSLT)
  • RDBMS (e.g., MS-SQL Server, Oracle)
  • Good working knowledge of integration and EAI
  • Working knowledge of integration techniques and impact of data model design on integration and performance
  • Ability to lead requirements and design workshops
  • Ability to operate in fast moving team environment delivering to tight schedules in a demanding technical environment
  • Ability to understand customer business requirements and relate them to Sigma technologies
  • Experience with and knowledge of:
  • Complex Communications, Media & High Tech deployment and operating environments
  • Strong experience of data modeling and data mapping between applications
  • Pro-active self-starter who can take the initiative and operate independently, and is flexible in their approach and able to tolerate change and ambiguity
  • Excellent interpersonal skills and ability to influence external clients to achieve successful results and communicate technical ideas
  • Outstanding problem-solving skills and willing to get involved in the detail and be hands-on (be it in design or in technical configuration activities)
  • Proven ability to achieve challenging goals and objectives or deadlines
  • Willingness to travel (>60%)