Infrastructure and Network Architect

h3Mission Overview: /h3 pThis is a consultancy mission at the client site, representing Keystone Solutions. As a Keystone Solutions consultant, you will be hired to work on client projects, bringing your expertise to dynamic environments and delivering value through our consultancy model. /p h3Responsibilities: /h3 ul liDeliver and maintain critical infrastructure services for the client, focusing on web infrastructure and applications. /li liDesign scalable and resilient solutions as part of technical architecture responsibilities. /li liStandardize web infrastructure and security assets through industrialization. /li liEnsure 24/7 operational stability by providing production support. /li liDeploy and secure web applications in alignment with bank-wide standards, collaborating with cross-functional teams such as Security and DevOps. /li liConduct deep-dive analysis of application flows, performance bottlenecks, and incident root causes to ensure system reliability and efficiency. /li liCreate and maintain technical architectural designs for new or evolving workflows (OPAD DTD's). /li liTranslate business requirements into robust, future-proof solutions. /li liLead technical investigations into production incidents, using tools like logs, traces, and APM data to isolate root causes in application flows. /li liConduct performance benchmarking and capacity planning for WebSphere and cloud (IaaS/PaaS) environments. /li liDocument findings and recommend architectural improvements to prevent recurrence. /li liPartner with project architects, infrastructure engineers, and development teams to review and validate DTDs, ensuring technical feasibility and adherence to standards. /li liFacilitate understanding of architectural documents across stakeholders, acting as a subject-matter expert for technical queries. /li liContribute to the definition, maintenance, and evolution of reference architectures for web infrastructure, promoting consistency and reusability. /li liDevelop and share best practices for performance tuning, flow optimization, and incident troubleshooting. /li liAdvocate for structured approaches in project delivery and smaller requests, providing guidance to peers and counterparts to ensure alignment with architectural principles. /li liDeliver an end-to-end view of solutions, offering deep technical expertise in collaboration with other domain experts. /li liProactively monitor application performance and flow health, identifying risks before they impact operations. /li liGuide the management of the deployed solution landscape, identifying opportunities for optimization, consolidation, or decommissioning. /li liProactively identify savings opportunities and propose actionable, realistic recommendations. /li liAssess decommissioning candidates and drive their retirement through structured plans. /li /ul h3Requirements: /h3 ul liMaster's degree or equivalent by experience. /li liNo mandatory certifications, but TOGAF, ITIL, Agile, etc. are considered assets. /li liLanguages: Fluent English required; French and/or Dutch are a plus. /li liAt least 5 years of relevant experience in infrastructure architecture in enterprise environments. /li liBroad knowledge of Web Application Hosting (WebSphere, Kubernetes, IIS, Tomcat, HTTP), Web Security (ISVA, F5 WAF, API GW, HSM, oAuth2, TLS, etc.), and experience in cloud environments. /li liSolid technical background in at least two of the listed assets is preferable. /li liAbility to understand bank-related business processes and assess impacts on business; experience with Agile methodology. /li liSoft

skills:
Team player, quick self-starter, pro-active attitude, good communication and influencing skills, analytical and synthesis skills, autonomy, commitment and perseverance, ability to work in a dynamic and multi-cultural environment, customer-oriented, risk awareness, flexibility, strong interpersonal and communication skills, ability to work effectively with a wide range of constituencies in a diverse community. /li /ul h3Keystone Solutions Advantages: /h3 ul liConsultancy Nature: You will work on-site as a Keystone Solutions consultant, representing our values and expertise. /li liDynamic Projects: Experience a wide variety of challenges across different client environments, ensuring no two missions are ever the same. /li liTurbo-Charged Learning: Benefit from continuous professional development and broad learning experiences, accelerating your growth. /li liSkyrocketing Ambition: Keystone Solutions is committed to your career progression, offering opportunities to advance within our consultancy framework. /li liValues: Being a "K-Stone" means bringing integrity, excellence, and collaboration to every engagement. /li /ul