About the role
The ideal candidate must possess in-depth functional knowledge of the process area and apply it to operational scenarios to provide effective solutions. The role enables to identify discrepancies and propose optimal solutions by using a logical, systematic, and sequential methodology. It is vital to be open-minded towards inputs and views from team members and to effectively lead, control, and motivate groups towards company objects. Additionally, candidate must be self-directed, proactive, and seize every opportunity to meet internal and external customer needs and achieve customer satisfaction by effectively auditing processes, implementing best practices and process improvements, and utilizing the frameworks and tools available. Goals and thoughts must be clearly and concisely articulated and conveyed, verbally and in writing, to clients, colleagues, subordinates, and supervisors.
Job Title: Google Tag Manager (GTM) Subject Matter Expert – Ad Operations
Experience Required: 8+ Years
Location: Pune
Employment Type: Full-Time
Role Overview
We are seeking a highly experienced Google Tag Manager (GTM) Subject Matter Expert (SME) for our Media Operations and advanced tracking/implementation. This role requires deep technical expertise in GTM and GA4, along with the ability to translate complex marketing and business objectives into scalable, compliant, and future-ready tracking solutions.
As an SME, you will own the end-to-end tracking across web and mobile platforms, drive best practices, and act as the primary technical advisor for stakeholders, developers, and external partners.
Key Responsibilities
- Design, implement, and maintain enterprise-grade tracking frameworks using GTM Web, GTM Server-side, GA4, and Firebase across web and mobile app environments.
- Define scalable event taxonomies, naming conventions, and dataLayer standards for global deployments.
- Develop custom tracking solutions using JavaScript, JSON, and regular expressions to support complex business logic beyond standard tag capabilities.
- Build and maintain custom GTM templates and advanced trigger logic.
- Collaborate with marketing, product, analytics, and engineering teams to define measurement frameworks, KPIs, and attribution models.
- Translate business requirements into detailed tracking specifications and technical documentation.
- Lead the implementation of cookie consent management platforms (CMPs) and privacy-first tracking strategies.
- Ensure compliance with global data protection regulations including GDPR, CCPA, and other regional privacy laws.
- Diagnose and resolve complex tracking issues and data discrepancies using tools such as GTM Preview, Chrome DevTools, Charles Proxy, and network debuggers.
- Conduct comprehensive audits of existing tagging and analytics implementations and recommend optimizations.
- Act as the primary technical point of contact for external vendors, agencies, and ad-tech partners.
- Mentor junior Ad Operations specialists and collaborate closely with developers to ensure best-in-class tagging practices.
Required Skills & Qualifications
- GTM Expertise: Advanced mastery of Google Tag Manager, including Server-side tagging, custom templates, and complex trigger configurations.
- Technical Proficiency: Strong hands-on experience with JavaScript, HTML, CSS, DOM manipulation, and dataLayer architecture.
- Analytics Expertise: In-depth knowledge of GA4, including property setup, event modeling, cross-domain tracking, and debugging.
- Data Visualization: Ability to create insightful dashboards and reports using Looker Studio or similar BI tools to measure performance, attribution, and ROI.
Preferred Certifications
- Google Analytics 4 (GA4) Certification (Good to Have)
- Google Tag Manager Advanced Certification (Must Have)
- Google Ads (Search, Display, Video) Certifications (Good to Have)
This role is ideal for a GTM Ad Operations professional who thrives at the intersection of marketing strategy, analytics, and engineering, and who can own complex tracking ecosystems at scale.
About eClerx
eClerx is a global leader in productized services, bringing together people, technology and domain expertise to amplify business results. Our mission is to set the benchmark for client service and success in our industry. Our vision is to be the innovation partner of choice for technology, data analytics and process management services. Since our inception in 2000, we've partnered with top companies across various industries, including financial services, telecommunications, retail, and high-tech. Our innovative solutions and domain expertise help businesses optimize operations, improve efficiency, and drive growth. With over 18,000 employees worldwide, eClerx is dedicated to delivering excellence through smart automation and data-driven insights. At eClerx, we believe in nurturing talent and providing hands-on experience.
About eClerx Digital
eClerx Digital is the trusted partner of choice to many of the world’s largest global brands for creative production, e-commerce/web operations, and analytics and insights services. We help clients maximize the results of their digital activities across the customer journey. Global industry leaders partner with us to cost-effectively scale their digital activities by leveraging our highly skilled blended resource model.
To know more about us, visit
eClerx is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability or protected veteran status, or any other legally protected basis, per applicable law.
A Trusted Innovation Partner, Delivering Business Results | eClerx
eClerx is a global leader in productized services, enhancing business outcomes through technology, Artificial Intelligence, and deep domain expertise.