11+ DNS administration Jobs in Kolkata | DNS administration 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

We are looking for a Senior Quality Assurance Engineer who is passionate about delivering high-quality software products. You will be responsible for ensuring that our applications meet business and technical requirements through effective testing strategies, automation, and collaboration with development teams.

 Key Responsibilities

• Design, develop, and execute test plans, test cases, and test scripts.
• Perform manual and automated testing for web and mobile applications.
• Identify, report, and track bugs using bug-tracking tools.
• Work closely with developers, product managers, and stakeholders to ensure quality delivery.
• Conduct regression, functional, integration, and performance testing.
• Improve QA processes and testing standards across projects.
• Mentor junior QA team members when required.
• Ensure timely delivery with high product quality.

🛠 Required Skills & Qualifications

• Minimum 3+ years of experience in Software Testing / Quality Assurance.
• Strong knowledge of Manual Testing and Automation Testing.
• Experience with tools like Selenium, Cypress, Postman, JMeter, etc.
• Understanding of SDLC, STLC, Agile methodologies.
• Experience in API testing and database testing is a plus.
• Good communication and problem-solving skills.
• Ability to work from office and collaborate with cross-functional teams.

⭐ Good to Have

• Experience with CI/CD pipelines.
• Knowledge of performance and security testing.
• Exposure to cloud platforms is a plus.

💼 What We Offer

• Work from Office environment with a collaborative culture.
• Opportunity to work on real-world, scalable products.
• Learning and growth opportunities.

Job Opening: FreeSWITCH Developer

Location: Ecospace Business Park, Rajarhat, Newtown, Kolkata

Employment Type: Full-Time, Permanent

Shift: Day Shift

Experience: Minimum 4+ years in FreeSWITCH/VoIP Development

Responsibilities:

• Design, develop, deploy, troubleshoot, and maintain tools and services supporting our cloud telephony network.
• Customize FreeSWITCH for large-scale audio/video conferencing (1000–1500 concurrent calls).
• Expertise in SIP, RTP, RTCP, TURN, STUN, NAT, TLS.
• Hands-on experience with RTP Proxy and routed audio conferences.
• Understanding of SDP Protocol offer/answer mechanism.
• Work with load testing tools for FreeSWITCH audio conferences.
• Deploy and manage multiple FreeSWITCH instances using load balancers.
• Debug issues using packet captures (Wireshark/Ngrep).
• Collaborate with mobile/API teams for integration and support.
• Knowledge of codecs (PCMU, PCMA, G729, Opus) and open-source telephony technologies (FreeSWITCH, WebRTC).
• Familiarity with SIP servers (SER/OpenSER), proxy servers, SBC, SIPX is a plus.

Qualifications:

• Bachelor’s degree in Engineering (B.Tech/MCA).
• 4+ years of hands-on experience in FreeSWITCH development or related VoIP technologies.
• Strong knowledge of Linux environments and command-line tools.
• Basic to intermediate SQL knowledge.
• Proficiency in scripting (Bash, Python, Perl) for automation.
• Strong understanding of VoIP protocols (SIP, RTP), networking principles (TCP/IP, DNS, DHCP, routing protocols).
• Excellent troubleshooting skills with ability to resolve complex technical issues.
• Strong problem-solving, communication, and collaboration skills.

Industry Preference:

• Travel (Preferred)
• Any Industry (Required)

We are seeking an IT/System Administrator to manage and maintain our web servers, monitor system performance, and ensure uptime for our E-lock GPS web platform. This individual will play a key role in server monitoring, troubleshooting, and managing basic backend operations.

Key Responsibilities:

Monitor and maintain servers, ensuring uptime, performance, and security.

Perform basic troubleshooting for server-related issues (e.g., service restarts, log analysis).

Manage server logs, backups, and storage usage.

Implement basic security measures, including access control and firewall monitoring.

Collaborate with developers and report any critical server issues or bugs.

Manage GitHub for tracking system updates and version control.

Skills Required:

Basic Linux/Ubuntu server administration (preferred) or Windows Server.

Familiarity with SSH, server logs, and cloud services (AWS, DigitalOcean, or similar).

Experience with Git/GitHub for managing repositories.

Basic knowledge of system security, firewalls, and network protocols.

Strong troubleshooting and problem-solving skills.

Education and Experience:

Bachelor’s degree in IT, Computer Science, or related field (preferred).

1-3 years of experience in IT/System Administration or similar roles.

NOTE: We’re inviting applications for a 6-month internship in IT and System Administration at Mondiale Technologies, a company at the forefront of smart logistics and IoT-based tracking solutions

Eligibility: Diploma in Electronics / BCA / B.Sc. IT / MCA / B.Tech (Final year students or recent graduates)

Internship Highlights:

• Hands-on experience in system monitoring, basic troubleshooting, and hardware/software setup
• Exposure to managing IT infrastructure for field-deployed IoT tracking devices
• Opportunity to support internal users and technical teams
• Real-world learning in a fast-paced, tech-enabled logistics environment

Stipend: YES

✅ Pre-placement offer for high-performing candidates

Candidates who successfully complete the internship and demonstrate strong performance will be offered a regular full-time role within the company.

Urgent Opening for the experienced Quality Analyst for the International Sales Process

1-3 yrs of exp as a Quality Analyst in any International Sales process

Salary: - 20k-30k in hand

Shift Timing:- 7.30pm-5am(US Shift)

Call Tania

Required Candidate profile

Minimum 6 months of experience as a Call Quality Analyst in any International Sales process

Should have an experience in Editing and Auditing the calls

Exp in AUS Energy would be an advantage

Excellent coms in English

Perks and Benefits

Salary on 1st of every month

5 days working

Please note this will be a night shift job.

We seek an ambitious and energetic Business Development Manager to help us expand our clientele. You will be at the front of the company and be dedicated to creating and applying an effective sales strategy. Your goal will be to drive sustainable financial growth by boosting sales and forging strong relationships with clients.

Job Description:

1. To connect with qualified leads from SDRs and your contribution.

2. To establish trust and comfort with the prospect.

3. To understand the requirement of a prospect and to frame that requirement into specifics.

4. Work with BA to document and break the requirement into modules and features.

5. Work with the tech team to gather solution approach and estimation.

6. To consult the prospect on the solution approach.

7. To work with BA to prepare proposal and scope document.

8. To work on contract documents and initiate projects.

9. Develop a growth strategy focused both on new business generation and customer satisfaction

10. Conduct research to identify new markets and customer needs

11. Promote the company’s products/services, addressing or predicting clients’ objectives

12. Keep records of sales, revenue, invoices, etc.

13. Provide trustworthy feedback and after-sales support

14. Build long-term relationships with new and existing customers

Desired Candidate Profile

1. Should have a keen interest in IT products and services.

2. Should understand the IT industry and current trends and practices.

3. Should be a thought leader to provide informed and useful suggestions to prospects.

4. Should be able to comprehend a vague requirement and frame it into a quantified requirement.

5. Should have very good negotiation skills to negotiate not only on price but also on ideas, suggestions, and rebuttals.

6. Should have excellent communication skills.

7. Should have good general knowledge to connect with prospects and establish connections.

8. Should be highly driven by targets.

Location -Kolkata/Mumbai

Job Description:

-             Write, edit, and proof articles for Internal Communications

-             Write copies for branding collaterals like posters, brochures etc.

-             Co-ordinate with business units to gather information and craft articles, messages, or newsletters

-             Responsible for managing content and updating the Intranet using the CMS

-             Message and Newsletter creation using builder tool

-             Writing and editing for marketing collaterals

Specification / Skills / Experience

• Good writing experience
• Proficiency in English, a very high standard of both spoken and written language
• Independent and self-manage the work load
• Robust writing skills - the selected candidate will be writing and editing content on a daily basis
• University degree in journalism, media studies or related qualification
• A cross-cultural background
• Ability to manage more than one project at a time working under tight deadlines
• Strong organizational skills
• Working knowledge of Microsoft Word, Excel & PowerPoint, Photoshop (added advantage).

Primary Skills: Excellent writing and communication skills. Exposure to on-line content along with content management skills

Secondary Skills: Exposure to social media; project planning

Leaders at The Seenit Co. are passionate about using technology to create an impact on the world they live in. At Seenit, you will get to collaborate with an accomplished team that loves solving real-world problems. You will get to work on cutting edge projects that will shape the next phase of growth for the global luxury industry.

Seenit’s suite of products (http://www.styleade.com/" target="_blank">www.styleade.com) enables the leading luxury retailers around the world to transform their customer experience and build loyal relationships with their customers. The apps allow retailers to make use of their existing infrastructure and resources to deliver a truly omnichannel experience in today's rapidly changing world of shopping. The product has added 50 million USD to the top-line of one of the largest luxury retailers in the world. Store Associates and Stylists have assisted upwards of 100,000 consumers till date.

We would welcome someone to the team who wishes to:

• take ownership of the quality of code powering the product
• take an active role in the definition and evolution of best industry practices and procedures
• design, develop and test the core product software and databases to ensure strong optimization and functionality
• contribute in all phases of the development lifecycle
• support others to succeed and shine in a supportive team culture

• 4+ years experience in building consumer products
• experience of leading a team of 3 or more full stack developer
• Codeigniter Preferred 
• Good knowledge of Mysql and query optimisation
• Experience with PHP 7, HTML5, AJAX, JavaScript, JQuery, CSS, MVC frameworks (Bootstrap), API
• Experience with Ubuntu OS is a plus
• experience deploying softwares to cloud providers such as GCP, AWS

About Company: Spica Systems (https://spicasys.com )

Spica Systems is a Silicon Valley based start-up, established in 2019 and are recognized as experts in building products and providing R& DandSoftware Development services in wide range of leading-edge technologies such as LTE, 5G, Cloud Services (Public -AWS, AZURE, GCP, Private -Openstack) and Kubernetes. Ithasa highly scalable and secured 5G Packet Core Network, orchestrated by ML powered Kubernetes platform, which can be deployed in various multi cloud modealong with a test tool. Headquartered in San Jose, California, we have our R& D centre in Sector V, Salt Lake Kolkata.

• Looking for a Software developer who will work on the product's Web UI side
• Hands on and working experience with React JS
• Experience in WebUI using Javascript technology.
• Experience: 2-4 years of React development in a team environment
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Redux.
• Experience with user interface design. Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.

Education: Bachelors/Masters in Computer Science, IT or Mathematics or Engineering

Traits: Quick learner, open minded, willing to learn

• Strong knowledge of PHP web frameworks such as Laravel, CI,
• Understanding the fully synchronous behaviour of PHP
• Understanding of MVC design patterns
• Basic understanding of front-end technologies, such as JavaScript,
• Knowledge of object oriented PHP programming
• Strong knowledge of the common PHP or web server exploits and their solutions
• Understanding fundamental design principles behind a scalable application
• User authentication and authorization between multiple systems, servers, and environments
• Integration of multiple data sources and databases into one system
• Familiarity with limitations of PHP as a platform and its workarounds
• Creating database schemas that represent and support business processes

• Strong professional experience in programming primarily around C#, SQL Server. 
• Focus on MVC, Jquery. 
• Strong experience in Design Patterns, Multithreading, OOPS concept. 
• Strong debugging skills.  
• Strong database programming skills.  
• Experience with JavaScript, jQuery, and other related front-end web technologies.  
• Should have strong HTML, CSS & UI Development knowledge. 
• Passionate about building high-quality systems with software implementation best practices. 
• Candidates having experience with Angular 7/8 & Xamarin will be preferred (not mandatory). 
• Dot Net Full Stack Skills required: HTML; CSS; Bootstrap; JavaScript; jQuery/ Angular JS; AJAX; Web API; C#; SQL Server (database) ASP.NET( Ado.Net + Stack Management Techniques) MVC/ Asp.Net Core.