
About the Role
We are seeking an experienced OCI L3 / Technical Lead to own the reliability, performance, security, and cost efficiency of our OCI workloads. You will serve as the highest technical escalation point for OCI operations, lead architecture and automation initiatives, mentor engineers, and collaborate cross-functionally to ensure resilient, compliant, and scalable solutions. This role combines hands-on engineering with leadership responsibilities across incident management, platform engineering, and cloud governance.
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Key Responsibilities
1) L3 Operations & Escalation Management
• Act as the final technical escalation point for critical incidents, complex problems, and performance issues across OCI services (Compute, Networking, Storage, IAM, Load Balancer, WAF, OKE/Kubernetes, DBaaS/Autonomous DB, Exadata Cloud Service).
• Lead root cause analysis (RCA), produce corrective/preventive action plans, and drive problem management per ITIL.
• Own on-call rotations for priority incidents; coordinate across L2/L1 teams and vendors for swift resolution.
2) Architecture, Design & Governance
• Design and review high-availability, disaster recovery (HA/DR) architectures leveraging OCI regions, ADs, Fault Domains, Backup/Archive Storage, Data Guard (for Oracle DB), and multi-cloud patterns as needed.
• Define landing zone architectures, tenancy/subscription structure, compartment strategy, IAM policies, tagging, and cost governance.
• Establish standards for network segmentation (VCNs, subnets), routing, VPN/ FastConnect, NSGs/Security Lists, and WAF
3) Observability, Performance & Reliability
• Implement and optimize Monitoring, Logging, Alarms, APM, Tracing, and Log Analytics in OCI.
• Capacity plans, and performance baselines; drive performance tuning of compute, networking, databases, and storage.
4) Security, Compliance & Risk
• Enforce OCI security best practices: IAM least privilege, vaults/keys, secrets management, Cloud Guard, vulnerability scanning, CIS benchmarks, and Security Zones.
• Partner with GRC teams on audit readiness, regulatory compliance (e.g., ISO 27001, SOC 2, PCI DSS), data residency, and incident response tabletop exercises.
• Drive patching baselines, image hardening, and secure configuration drift detection.
5) Cost Management & FinOps
• Implement tagging, budgets, usage reports, and cost policies; recommend rightsizing, storage tiers, autoscaling, and reservations/committed use discounts.
• Run monthly cost reviews and produce optimization recommendations; integrate with FinOps dashboards/tools.
6) Migration & Modernization
• Lead migrations into OCI (re-host, re-platform, re-architect) for workloads including Oracle Databases, app servers, microservices, and data pipelines.
• Guide adoption of managed services (Autonomous DB, OKE, Streaming, Functions, API Gateway, Data Integration) and container strategies.
7) Stakeholder Leadership & Mentoring
• Serve as technical lead for cross-functional projects; translate business needs into robust cloud designs.
• Mentor L1/L2 engineers; deliver runbooks, playbooks, and capability uplift training.
• Collaborate with DBAs, App Owners, Security, Network, DevOps, and Product teams for end-to-end outcomes.
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Required Qualifications
• 8–12+ years in cloud/infra engineering; 4+ years hands-on with OCI at scale.
• Deep expertise across OCI core services: Compute, VCN/Networking, Block/Object/Archive Storage, Load Balancer, WAF, IAM, Cloud Guard, Logging/Monitoring, OKE/Kubernetes, Autonomous DB/Exadata Cloud.
• Strong in scripting (Python/Bash/PowerShell)
• Solid understanding of ITIL and incident/problem/change processes.
• Proven experience with HA/DR architectures, performance tuning, and cost optimization.
• Hands-on with security hardening, compliance frameworks, and audit support.
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Preferred Certifications (Nice to Have)
• OCI Architect Professional
• OCI Cloud Operations Associate / OCI Security Professional
• Oracle Autonomous Database / Exadata Cloud certifications
• CKA/CKAD (Kubernetes), Terraform Associate
• ITIL v4 Foundation/Managing Professional
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Technical Stack (Representative)
• Cloud: OCI (Tenancy, Compartments, IAM, Policies, Tags, Budgets)
• Compute/Containers: Compute instances, OKE, OCI Registry, Functions
• Networking: VCN, Subnets, DRG, NAT, Service Gateway, VPN, FastConnect, NSG, WAF, Load Balancer
• Storage/DB: Block/Object/Archive, File Storage, Autonomous DB, Exadata Cloud Service, Data Guard
• Observability: OCI Monitoring, Alarms, Logging, Log Analytics, APM
• Security: Cloud Guard, Security Zones, Vault, KMS, IAM, Policies
• Automation: Terraform, Ansible, Python/Bash/PowerShell, OCI CLI/SDK
• ITSM: Remedy/ServiceNow/Jira (incidents, changes, CMDB), Confluence/Wiki
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Soft Skills & Attributes
• Systems thinking, strong analytical and troubleshooting skills.
• Clear communication (can articulate trade-offs and risk).
• Ownership mindset; calm under pressure during Major Incidents.
• Collaborative leadership and mentorship; ability to influence without authority.
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Typical Day / Week
• Morning: Review alarms, dashboards, capacity & cost trends; act on exceptions.
• Daytime: Lead solution designs, review plan of actions, mentor engineers, handle L3 escalations.
• Weekly: Architecture council, change advisory board (CAB), cost/security review, RCA review.
• Monthly/Quarterly: DR drills, failure mode analysis, audit support, roadmap updates.
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Education
• Bachelor’s/Master’s in Computer Science, Information Technology, or equivalent experience.

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About Wissen Technology:
Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen hassuccessfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers an array ofservicesincluding Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.
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- Supervision of the CI/CD process for the automated builds and deployments of web services and web applications as well as desktop tool in the cloud and container environment
- Responsibility of the operations part of a DevOps organization especially for development at LS telcom in the environment of container technology and orchestration, e.g. with Kubernetes
- Installation, operation and monitoring of web applications in cloud data centers for the purpose of development of the test as well as for the operation of an own productive cloud as LS service
- Implementation of installations of the LS system solution especially in the container context
- Introduction, maintenance and improvement of installation solutions for LS development in the desktop and server environment as well as in the cloud and with on-premise Kubernetes
- Maintenance of the system installation documentation and implementation of trainings
Execution of internal software tests and support of involved teams and stakeholders
- Hands on Experience with Azure DevOps.
Qualification profile
- Bachelor’s or master’s degree in communications engineering, electrical engineering, physics or comparable qualification
- Experience in software
- Installation and administration of Linux and Windows systems including network and firewalling aspects
- Experience with build and deployment automation with tools like Jenkins, Gradle, Argo or similar as well as system scripting (Bash, Power-Shell, etc.)
- Interest in operation and monitoring of applications in virtualized and containerized environments in cloud and on-premise
- Server environments, especially application, web-and database servers
- Knowledge in VMware/K3D/Rancer is an advantage
- Good spoken and written knowledge of English
· 5 years of proven experience in developing applications using TypeScript.
· In-depth understanding of JavaScript and ES6 features.
· Hands-on experience in using NodeJS and its ecosystem.
· Good experience in building Rest APIs
· Experience using databases like PostgreSQL.
· Experience in setting up and using TypeScript compilation and linting tools.
· Experience in using YARN for creating and maintaining JavaScript packages.
· Working knowledge of Agile software development and the Scrum methodology
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- We are looking for a great Frontend developer who is proficient with Javascript and/or React.js to join us at the earliest.
- You will be entrusted with developing user interface components and implementing them using popular React.js workflows (Flux, Redux, etc.).
- You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure.
- Apply now if you love collaborative problem solving, sophisticated design, and ensure the quality is maintained.
Know your work:
- Responsible for the development of a new highly-responsive, web-based user interface.
- Construct visualizations that are able to depict vast amounts of data.
- Building reusable components and front-end libraries for future use.
- Translating designs and wireframes into high-quality code.
- Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
- Develop a flexible and well-structured front-end architecture, along with the APIs to support it.
What you need to apply:
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Thorough understanding of React.js and its core principles.
- Hands-on experience with React Native is an added advantage.
- Experience with popular React.js workflows (such as Flux or Redux).
- Familiarity with newer specifications of ECMAScript.
- Experience with data structure libraries (e.g., Immutable.js)
- Knowledge of isomorphic React is a plus.
- Familiarity with RESTful APIs.
- Knowledge of modern authorization mechanisms, such as JSON Web Token.
- Familiarity with modern front-end builds pipelines and tools.
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
- Ability to understand business requirements and translate them into technical requirements.
- A knack for benchmarking and optimization.
- Familiarity with code versioning tools (Git, SVN, and Mercurial)
What you get:
- Amazing workplace and colleagues in the IT corridor of Bangalore
- Competitive salary at par with the best in the industry
- Immense exposure to new technologies
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Overview
We are looking for a Senior JavaScript developer who is well versed with React and TypeScript. 2-5 years experience mandatory! We look for individuals with a deep knowledge of JavaScript, CSS, and HTML, who are not only comfortable in writing custom JavaScript but also know when to apply off-the-shelf solutions to a problem. Individuals who do well on this team are self-motivated engineers with a passion for user experience & innovation. We currently work with TypeScript, React, GraphQL, and Node.js, however the ability to adapt with changing technology is an important quality that we are looking for. Responsibilities Developing new user-facing features using TypeScript/React.js Building reusable components and front-end libraries for future use Translating designs and wireframes into high quality code Optimising components for maximum performance across a vast array of web-capable devices and browsers API integrations Skills Thorough understanding of Typescript & React.js and its core principles Experience with popular React.js workflows (such as Redux) Familiarity with newer specifications of EcmaScript Experience with data structure libraries (e.g., Immutable.js) Knowledge of isomorphic React is a plus Familiarity with GraphQL/RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Experience with common front-end development tools such as Babel, Webpack, NPM, Yarn etc. WebRTC knowledge is a plus.
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- Building reusable code and libraries for future use
- Optimization of the application for maximum speed and scalability
- Implementation of security and data protection
- Integration of the front-end and back-end aspects of the web application
- Hands on experience on Node JS, Angular JS and GraphQL.
- Strong in HTML5, CSS3, SCSS, jQuery, Bootstrap.
- Experience with web paradigms such as REST, Responsive Web Design and Test-driven Development (TDD) etc.
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- Work with UI/UX designers to ensure technical feasibility of their designs.
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- Skills: Angular 2-8, Node JS, HTML5 & CSS3.
- Deep understanding of technologies and architecture for a scalable and highly available set-up
- Experienced in Java/Golang and related Technologies like Spring/Hibernate
- Strong networking and Operating Systems fundamentals
- Experienced in Streaming technologies like Kafka
- Experience working with SQL and NoSQL Databases
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- Analyze sales performances and recommend improvements.
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- Develop promotional programs to increase sales and revenue.
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