11+ OSI model Jobs in Kolkata | OSI model Job openings in Kolkata

Position: Windows SRE

Responsibilities:

• Windows Site Reliability Engineer with experience in managing large websites where Millions of customers hit
• Manage and monitor all installed systems and infrastructure
• Install, configure, test and maintain operating systems, application software and system management tools
• Among your responsibilities will be the installation and configuration of storage, servers, Microsoft servers (Cluster Services, File Services, Active Directory Services, Certificate Authority services), Virtual Infrastructure (Hyper-V), IIS, MS SQL and backup system
• Proactively ensure the highest levels of systems and infrastructure availability
• Monitor and test application performance for potential bottlenecks, identify possible solutions, and work with developers to implement those fixes
• Maintain security, backup, and redundancy strategies
• Write and maintain custom scripts to increase system efficiency and lower the human intervention time on any tasks
• Participate in the design of information and operational support systems
• Provide 2nd and 3rd level support
• Liaise and collaborate with vendors and Zacks personnel for problem resolution, decision making, knowledge sharing

Requirements:

• Minimum 5+ years of Windows support experience, 7, 8, 10, and Microsoft Server (all)
• Windows server expertise
• Familiar with WAN/LAN technologies
• Understanding of the OSI model
• Virtualization - MS Hyper-V, VMware, vSan
• Strong understanding of Internet protocols including HTTP(S), SSL, TCP, IP
• MS IIS administration and configuration
• MS Active Directory
• MS Storage Space
• DNS and DHCP
• SSL certificates and PKI
• Familiar with the ITIL framework
• Strong PowerShell experience
• Information Security experience a plus Other Qualifications
• Excellent attention to detail

Experience: 8-10 years

Job Description:

We are seeking an experienced Cognos Developer with strong expertise in Cognos Analytics 11 (C11) to design, develop, and maintain interactive dashboards and reports. The ideal candidate will work closely with business stakeholders to translate requirements into scalable BI solutions, leveraging Cognos Framework Manager, Report Studio, and Dashboard capabilities.

Key Responsibilities:

• Develop and maintain reports and dashboards using Cognos C11.
• Work with stakeholders to gather and analyze reporting requirements.
• Design data models and metadata using Framework Manager.
• Optimize report performance and troubleshoot issues.
• Ensure data accuracy and report integrity.

Required Skills:

• 3+ years of experience with IBM Cognos (preferably C11).
• Proficient in creating dashboards, visualizations, and reports.
• Strong SQL and data analysis skills.
• Experience with Framework Manager and Data Modules.
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Thirega@ vysystems dot com - WhatsApp - 91Five0033Five2Three

Designation: Automation & IoT Engineer (Water Treatment)

Location: Kolkata

Experience: 5–7 years

Working Days & Hours: 6 days a week | 10:00 AM – 6:30 PM

Industry Focus:

⚡ Water Treatment Industry Only

Key Responsibilities:

• Design, implement, and maintain automation systems (SCADA, PLC, HMI) tailored for water treatment plants, ensuring seamless integration with existing infrastructure.
• Program and configure PLC/SCADA systems for process automation of pumps, valves, filters, dosing systems, chemical treatment, backwashing, sludge handling, and other water treatment operations.
• Integrate IoT-based real-time monitoring solutions including flow meters, pressure transmitters, water level sensors, and water quality instruments (pH, turbidity, TDS, conductivity, chlorine residual, etc.).
• Develop and configure data acquisition systems (DAQ) to collect, process, and analyze operational parameters, ensuring availability of accurate real-time and historical data.
• Set up dashboards and cloud-based remote monitoring platforms for centralized control, reporting, and decision-making across multiple plant sites.
• Ensure reliable industrial communication protocols (Modbus RTU/TCP, Profibus, OPC-UA, MQTT, Ethernet/IP, LoRa, GPRS/4G/5G) for smooth data exchange between PLCs, IoT devices, and cloud servers.
• Conduct system testing, troubleshooting, diagnostics, and preventive maintenance of PLCs, SCADA servers, HMIs, sensors, actuators, and communication networks to minimize downtime.
• Collaborate with process engineers and plant operators to optimize plant performance through advanced control strategies (PID tuning, VFD integration, energy optimization, predictive maintenance).
• Design and implement cybersecurity measures to protect automation & IoT systems from unauthorized access, malware, and data breaches.
• Prepare and maintain technical documentation including control logic diagrams, wiring diagrams, SOPs, and system manuals.
• Coordinate with vendors and contractors for procurement, installation, and commissioning of automation hardware/software.
• Support plant expansion and upgradation projects by evaluating new automation technologies and IoT solutions.
• Train and mentor plant operators on SCADA/HMI usage, alarm handling, and IoT dashboards to improve operational efficiency.
• Generate periodic performance reports on plant automation, IoT monitoring, energy consumption, and water quality compliance.

Must-Have Skills:

• SCADA, PLC, HMI expertise
• IoT and real-time monitoring integration
• Combination of Automation, Instrumentation & IoT experience

Candidate Profile:

• Minimum 5–7 years of experience
• Kolkata-based only
• Prior experience in Water Treatment Industry mandatory

The Field Sales Executive is responsible for generating leads, Connecting with potential clients,

and Fixing meetings to meet the company's revenue targets. This role requires a self-motivated,

target-driven individual with excellent interpersonal skills and the ability to build and maintain

strong relationships with customers. The Field Sales Executive will work primarily in the field,

visiting clients, fixing meetings

We are looking for a Sr Manager- Talent Acquisition for our client which is a Construction Tech start-up backed up by the renowned group.

Roles & responsibilities:
- In this role, you will be responsible for achieving the Company's talent acquisition objectives by sourcing, evaluating and hiring candidates.
- You will work to locate and attract the best and brightest talent to the company.
- You will be leveraging technology and data to make smart business decisions and be the subject of hiring for all levels in the business.
- Stakeholder management
- Plan and implement a Talent Acquisition strategy for the company.
- Design, develop and maintains the recruitment process and metrics
- Identify the skills and competencies required to support current and future business activities
- Utilize recruitment media, job fairs, and e-recruiting tools as required to attract qualified candidates
- Source and evaluate resumes and interview candidates to ensure that their skills and abilities meet the requirements for open positions
- Competition mapping: Identify competition companies and gather key insights about their team structures and profiles
- Builds a quality relationship with internal customers and external recruitment agencies
- Ensure timely delivery of HR processes through the employment lifecycle
- Responsible for smooth pre-boarding & onboarding of all the selected candidates
- Drive assigned HR projects with rigor and accountability

Requirements :
- 10+ years of recruitment experience (IT & Non-IT hiring)
- Master's Degree in HR from a reputed institute
- Planning & Organizing - prioritizes & plans work activities, well organized & methodical approach

- Familiar with a wide variety of sourcing avenues.
- Excellent oral and written communication skills

- Ability to prioritize, multi-task and meet deadlines and targets

Job Title: Senior .NET Developer

Location: Kolkata

Job Type: Full-time

Experience: 8-15 years

Job Description:

We are seeking a highly skilled Senior .NET Developer with 8 -15 years of experience to join our team. The ideal candidate will have a strong command of .NET development and excellent communication skills to effectively collaborate with cross-functional teams and stakeholders.

Responsibilities:

• Lead the design, development, testing, and deployment of high-quality .NET applications.
• Mentor junior developers and provide technical guidance and support.
• Collaborate with project managers, business analysts, and stakeholders to gather requirements, define project scope, and contribute to system architectural design and planning discussions.
• Communicate effectively with team members, stakeholders, and clients to understand project requirements, provide updates on project progress, and participate in Code Reviews with Peers/Technical Lead.
• Stay updated with the latest technologies, trends, and developments in .NET development and implement best practices, coding standards, and design patterns to ensure robust and scalable solutions.
• Troubleshoot and debug issues to maintain the stability and performance of existing applications, identify issues, conduct root cause analysis, and recommend/implement solutions.
• Document technical specifications, system architecture, and development processes, and develop relevant documentation around the solutions.
• Estimate and develop scalable solutions using .Net technologies in a highly collaborative agile environment with strong experience in C#, ASP.net Core, Web API, Develop SP, query, and table schema in SQL Server, and perform unit, integration and system testing to ensure quality release of the product.
• Contribute to system architectural design and planning discussions.
• Take initiative and ownership to drive development projects and invest in self-development.
• 4-6 years of experience designing and developing n-tier Web applications using .Net Framework, .Net Core, ASP.Net, WCF and C#, MVC 4/5 Web Development, RESTful API Services, Web API and JSON.
• Exposure to Agile Scrum and associated framework, User Stories/product backlog, and TFS/JIRA Usage.
• Knowledge of scripting frameworks like ReactJS, and experience with source control like Git or Bitbucket is preferred.
• Proven experience with AJAX, jQuery, JavaScript, and CSS, knowledge of SOLID principles, and working experience with design principles including design patterns.
• Good exposure to one or more implementations of CI & CD using Jenkins, and Docker containerization.
• Knowledge of API development with an understanding of HTTP and REST architecture.

Eligible Criteria:

• Excellent verbal and written communication and organizational skills, keen attention to detail, and multi-tasking abilities.

· Bachelor's degree in Computer Science, Engineering, or a related field.

· 5-10 years of professional experience in .NET development.

· Extensive knowledge and experience with C#, ASP.NET, MVC, Web API, and SQL Server.

· Proficiency in Azure cloud & related environments

· Experience working in Agile methodologies and collaborative team environments.

· Excellent problem-solving skills and attention to detail.

· Ability to work independently and as part of a team, with a proactive and positive attitude.

· Familiarity with front-end technologies such as HTML5, CSS3, JavaScript, and frameworks like ReactJS is a plus.

· Certifications in .NET development or related technologies are desirable but not required.

Benefits: Salary as per Market standard, PF, Medical insurance for permanent employees.

Employment Type

Full-time

Expertise in developing SAPUI5 applications using ADT(Eclipse)/Web IDE, JQuery, Java Script,XML,HTML5 & CSS3 And consuming the data by using Net weaver gateway services

• Expertise in developing NetWeaver gateway services(SEGW)

• Expertise in Integrating Gateway OData/JSON services with UI5 Apps, System Landscape, Architecture, SSO, Security Set Up and Gateway Configuration

• Fiori Package Configuration on SAP Gateway & Backend ECC App Configuration

• Customization & Extension of Fiori Apps

• Drive the System Landscape, Architecture, Security, Users Set Up

• Configure Gateway & Fiori Infrastructure (with support from Basis Team)

• Fiori App Configuration ( SAP Gateway & S/4HANA System)

• Work with Functional and Technical Resources in Setting up the S/4HANA Backend

• Set User Roles, Profiles, Apply Notes & Fixes in ABAP Systems

• Roll out Apps to Business Users for Testing

• Expertise in coding for consuming data for UI5 Apps through Netweaver Gateway OData/JSON services.

• Expertise in extending OData service/OData models

• Expertise in customizing/Extending the standard Fiori Apps

• Expertise in creating HANA Schemas, Packages, Attribute Views, Analytical Views, Calculation Views with HANA LIVE, Attribute mapping, creation of calculated measures, Calculated attributes, Input parameters, Variables, Restricted measures, Constant columns, Currency Unit conversion, stored procedures and maintaining analytical privileges, and involved in Data Provisioning using SLT and BODS(data services) meta data import. Involved in Export/Import of models, validations.

• Expertise in using AMDP, CDS views, ADBC, External views

Mandatory Skills required:

1. Ability to translate business requirements into technical requirements for QlikView

2. Perform detailed analysis of source systems and source system data and model that data in

Qlikview

3. Design, develop, and test QlikView scripts to import data from source systems, data feeds, flat files

to create Qlik marts

4. Proficiency with QlikView Scripting, use of complex QlikView functions,

advanced QlikView Expressions, experience with complex data models and optimization of data

model for query performance to create Qlik Marts

5. Architecture optimization ( includes hardware sizing , security setup , performance tuning )

6. Development of Qlikview/ QlikSense