Network Administrator in Gurugram

Role: VPN Engineer Location: Gurgaon Graviton is a privately funded quantitative trading firm striving for excellence in financial markets' research. We are seeking a Network Engineer for our team in Gurgaon. Graviton trades across a multitude of asset classes and trading venues using a gamut of concepts and techniques ranging from time series analysis, filtering, classification, stochastic models, pattern recognition to statistical inference analysing terabytes of data to come up with ideas to identify pricing anomalies in financial markets. Responsibilities Manage and support corporate network infrastructure across multiple locations, including routers, firewalls, switches, wireless access points, VPN gateways, Internet links, and LAN/WAN connectivity. Configure and troubleshoot VPN technologies such as IPsec, SSL VPN, site-to-site VPN, remote-access VPN, WireGuard, OpenVPN, and FortiClient/FortiGate VPN, including issues related to authentication, tunnels, routing, DNS, packet loss, performance, split tunnelling, and firewall policies. Manage secure connectivity between offices, data centres, cloud environments, and remote users. Configure and maintain office LAN infrastructure, including VLANs, trunk/access ports, inter-VLAN routing, DHCP, DNS, NAT, ACLs, static routing, BGP, and OSPF where required. Manage multiple ISP connections, including primary and backup Internet links, automatic failover, and monitoring of utilization, latency, jitter, packet loss, and link availability. Coordinate with ISPs and telecom providers for new circuits, link failures, bandwidth upgrades, routing issues, packet-loss investigations, and service escalations. Manage firewall policies, NAT rules, VPN policies, network objects, and routing, while regularly reviewing and removing unnecessary access. Implement network segmentation across user, server, management, guest, and other business networks, while maintaining secure administrative access to network equip

Role: Network Engineer Location: Gurgaon Graviton is a privately funded quantitative trading firm striving for excellence in financial markets' research. We are seeking a Network Engineer for our team in Gurgaon. Graviton trades across a multitude of asset classes and trading venues using a gamut of concepts and techniques ranging from time series analysis, filtering, classification, stochastic models, pattern recognition to statistical inference analysing terabytes of data to come up with ideas to identify pricing anomalies in financial markets. Key Responsibilities Design, deploy, operate, and troubleshoot low-latency network infrastructure used by trading firms. Manage connectivity to global stock exchanges, brokers, market-data providers, and ISPs. Build and maintain colocation infrastructure including routers, switches, Layer-1 devices (added advantage), structured cabling and cross connects. Configure and support Cisco Nexus, Arista and similar platform devices. Design and troubleshoot Layer 2 and Layer 3 networks including: VLANs, VRFs, BGP, OSPF, Static routing, PIM, IGMP, Multicast, SSM, ACLs and QoS. Troubleshoot packet loss, multicast issues, duplicate packets, IGMP/PIM and multicast/BGP routing. Monitor and optimize latency, jitter, packet loss, interface errors, congestion, and network performance. Work with ultra-low-latency technologies including: Cut-through switching, Layer-1 switches, FPGA-based network devices, Kernel-bypass networking, ExaNIC/Solarflare NICs, Hardware timestamping. Configure and troubleshoot PTP and clock synchronization infrastructure. Perform server and network equipment installation in exchange and third-party data centres. Manage rack layout, patching, cable optimization, optics, DACs, cross-connects, and inventory. Coordinate network changes with exchanges, telecom providers, brokers, vendors, and data-centre teams. Plan and execute production changes during approved maintenance windows. Perform pre-change validation, c

Job Title Service Network & Technical Operations Manager Job Description Job title: Service Network & Technical Operations Manager Your role: • Consumer Care & Service Network Management: Manage and strengthen the consumer care and authorized service network to ensure high-quality and timely service support. New Product Introduction (NPI) Training: Plan and conduct technical training for service centre teams on new product launches, product features, repair procedures, and troubleshooting. Spare Parts Management: Ensure availability and proper management of spare parts across service centres, including forecasting, inventory monitoring, and resolution of critical shortages. Safety Case Management: Identify, monitor, investigate, and coordinate closure of product/service-related safety cases in accordance with company safety standards and escalation procedures. Technical Product Knowledge: Develop and maintain strong technical knowledge of products, including functionality, installation, troubleshooting, repair, and common failure modes. Service Centre Claim Management: Manage service centre claims related to warranty repairs, spare parts, labour, and other service activities. Ensure claims are accurately validated, processed, and resolved within defined timelines. Service Quality Improvement: Monitor service performance and identify recurring technical issues, driving corrective and preventive actions with relevant teams. Cross-functional Coordination: Coordinate with Product Development, Quality, Supply Chain, Sales, and Customer Care teams to resolve technical and service-related issues. Performance Monitoring: Track key service network KPIs such as turnaround time, first-time fix rate, repeat complaints, claim closure

This is where your work makes a difference. At Baxter, we believe every person—regardless of who they are or where they are from—deserves a chance to live a healthy life. It was our founding belief in 1931 and continues to be our guiding principle. We are redefining healthcare delivery to make a greater impact today, tomorrow, and beyond. Our Baxter colleagues are united by our Mission to Save and Sustain Lives. Together, our community is driven by a culture of courage, trust, and collaboration. Every individual is empowered to take ownership and make a meaningful impact. We strive for efficient and effective operations, and we hold each other accountable for delivering exceptional results. Here, you will find more than just a job—you will find purpose and pride. Your Role at Baxter THIS IS WHERE you build trust to achieve results As a Lead, Sales - ITT you take pride in representing Baxter and our products. We are seeking a highly motivated and experienced Lead Sales to lead business in the North India regions, focusing on the sales of like Vest APX and other medical products. The successful candidate will be responsible for driving revenue growth, expanding market share, and building and managing the distributor network for PAN India and based out of Gurgaon. What you'll be doing Develop and implement sales strategies to achieve business objectives in the assigned regions. Conduct market research, analyze trends, and identify potential opportunities for growth for Chest wall oscillation device (vest) used in respiratory care Identify and develop new business opportunities Collaborate e

NK Securities Research is a leading financial firm that leverages cutting edge technology and sophisticated algorithms to trade the financial markets. Founded in 2011, we have gained invaluable experience in the field of High Frequency Trading across different asset classes. Key Responsibilities: As a Software Developer - Platform, you will play a vital role in building and enhancing tools that empower our Quant, Infrastructure, Compliance, and Operations teams. In addition to web application development, you will be responsible for automating critical infrastructure processes, optimizing tasks, and delivering scalable solutions for our trading ecosystem. Application Development: Develop and maintain in-house software tailored for business and trading requirements. Enhance internal tools and applications to improve the user experience for different teams. Ensure robust and reliable trade monitoring systems through continuous innovation. Automation Development: Design and develop frameworks to automate infrastructure provisioning, configuration, and deployment using latest industry best practices Automate exchange-specific tasks such as connectivity management, order book monitoring, and trade execution workflows. Task Optimization: Identify and optimize repetitive tasks through scripting and configuration management. Ensure scalable and adaptable solutions to support multiple exchanges and regions. Infrastructure as Code (IaC): Use Ansible to codify infrastructure configurations, ensuring consistency and repeatability. Manage playbooks for server setups, network configurations, and middleware deployment. System Monitoring and Maintenance: Develop tools for system health checks, performance monitoring, and logging. Automate response mechanisms for critical alerts and incidents. Collaboration: Work closely with infrastructure, network, and trading teams to gather requirements and deliver robust solutions. Coordinate with exchange connectivity teams to ensure complianc

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Financial Planning & Analysis Manager, Financial Planning & Analysis Overview: Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. The Identity team resides within Mastercard’s Services organization. Mastercard Identity provides a complete view of the consumer digital identity footprint and the digital patterns it makes throughout the online journey. Identity is instrumental in developing solutions that transform the way consumers are authenticated and identity is verified. The Financial Planning & Analysis function manages all aspects of management reporting encompassing budgeting and forecasting, strategic and customer planning. This includes the management and exec

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Director, Tax Overview: This role serves as the primary subject-matter expert on employment tax matters, working in close partnership with cross-functional stakeholders and external providers, to execute global employment tax initiatives, translates complex, multi-jurisdictional regulatory requirements into sustainable operating models, risk management, and serves as advisor on regulatory developments, and on complex employment tax matters affecting the global workforce across all jurisdictions in which the company operations. Role: • Execute and support global employment tax strategy, balancing compliance, risk mitigation, financial accuracy, operational efficiency, and cost optimization across all jurisdictions • Serve as a trusted advisor to internal stakeholders and business units on employment tax implications relating to workforce strategy, mobility programs, mergers and acquisitions, organizational restructuring, and evolving workforce models • Interpret, and operationalize complex employment tax and social security legislation, in alignment with company policies, internal controls, and governance • Lead tax planning initiatives and provide technical guidance on taxation of compensation and benefits, multi-jurisdictional taxation, recharge treatment and employer reporting and withholding requi

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Data Scientist II Role Overview Build and productionize enterprise-grade AI and Generative AI solutions for Mastercard. This role combines strong software engineering with model fine-tuning, Databricks-based ML engineering, AWS deployment, and end-to-end MLOps. Key Responsibilities Design, develop, test, and maintain scalable AI/ML applications, APIs, and reusable engineering components. Fine-tune and evaluate foundation models using techniques such as LoRA, QLoRA, PEFT, and supervised fine-tuning. Build RAG solutions, embeddings workflows, vector-search applications, and AI agents. Create end-to-end ML pipelines for data preparation, training, evaluation, deployment, monitoring, and retraining. Use Databricks, PySpark, MLflow, Unity Catalog, Workflows, Vector Search, and Model Serving for governed model development and operations. Implement CI/CD, automated testing, observability, model monitoring, and production support practices. Partner with data science, engineering, product, security, privacy, and governance teams to deliver reliable and responsible AI solutions. Required Skills & Experience 3–4 years of experience in AI/ML engineering, software engineering, data science, or a related field. Strong Python, SQL, object-or

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Data Scientist-2 Overview Product Data & Analytics is a centralized global team that enables Mastercard product business units to make better data‑driven decisions. We build internal analytics partnerships that strengthen focus on business performance, portfolio and revenue optimization, initiative tracking, new product development, and go‑to‑market strategies. These capabilities are underpinned by our data platforms that enable insights to be delivered in a standardized, scalable, and cost‑efficient manner. Key Responsibilities Strategic Support • Design and implement value enablement frameworks that optimize pricing strategies, enhance pre-sales propositions, and ensure customer success. • Collaborate with global and regional teams to tailor solutions that meet regional business needs and align with Mastercard's objectives. • Provide data-driven insights and recommendations to optimize pricing, pre-sales strategies, and customer success outcomes. • Develop frameworks, project structures, and presentations to communicate key strategic initiatives. • Conduct data integrity checks and ensure quality and reliability in data used for analysis. • Translate complex business problems into analytical solutions that support strategic decision-making. Technical Leadersh

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Tax Overview: This role is responsible for supporting global employment tax compliance, advisory, risk management, and project execution activities. The role serves as a key technical resource and works closely with regional stakeholders and external advisors to ensure operational excellence and compliance across global employment tax processes. Role: • Support internal stakeholders on federal, state, and local employment tax compliance activities, such as reviewing tax notices, statutory tax filings, and reconciliations • Assist in research to support tax positions, resolve multi-state withholding issues, reciprocity agreements, nonresident allocation questions, and cross-border tax implications • Assist in taxation and reporting of equity compensation and incentive plans (RSUs, stock options, ESPP, ISIP-type plans) across jurisdictions, including year-end true-ups, and recharge arrangement considerations. • Provide tax guidance to cross-functional partners on the employment tax implications of compensation, benefits, travel & expense programs, and remote/flexible work arrangements globally. • Collaborate with stakeholders to develop processes and procedures to ensure accurate tax reporting and withholdings on employee compensation and benefits including long-term incentives and bonus

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Specialist – Regional Customer Success Operations, Services Specialist – Regional Customer Success Operations, Services Overview Services within Mastercard is responsible for acquiring, engaging, and retaining customers by managing fraud and risk, enhancing cybersecurity, and improving the digital payments experience. We provide value-added services and leverage expertise, data-driven insights, and execution. Our Regional Customer Success teams play a crucial role in ensuring our customers achieve their desired outcomes while maximizing the value of our products and services. As advocates for customer experience, this team is accountable for a strong onboarding experience, providing ongoing strategic support, and fostering long-term relationships. They work collaboratively with cross-functional teams to address customer needs, gather feedback on product improvements, develop tailored strategies that enhance customer satisfaction and retention, build customer advocacy to support our B2B marketing campaigns and create leads for value expansion for our Business Development teams. By focusing on proactive engagement and personalized service with our customers, the team is dedicated to driving customer value and contributing to the overall growth of the organization. About the Role Are you passionate ab