Linux SME, Architect

CHAITANYA

AMBASELKAR

Linux Engineer, Architect, SME

*********.***@*****.*** +91-986*******

Mumbai, MH 400606

WWW: https://www.linkedin.com/in/chaitanyaaambaselkar WWW: Bold Profile

PROFESSIONAL SUMMARY

Dynamic Linux Infrastructure Architect with a proven track record in designing, managing, and optimizing Linux-based ecosystems to ensure high availability, security, and performance. Technical Leader and Mentor with extensive experience in managing end-to-end infrastructure, guiding high- performing teams, and driving cross-functional projects to align IT strategies with business objectives. Seasoned Linux Engineering Expert with deep expertise in the entire Linux system lifecycle, including configuration management, server hardware, data center operations, and application management on Linux. Security and Compliance Specialist, skilled in conducting security audits, vulnerability assessments, and risk mitigation strategies to fortify system integrity and ensure regulatory compliance. Automation Advocate, leveraging Bash scripting and configuration management tools to streamline deployments, reduce manual intervention, and enhance infrastructure reliability. High-Availability and Disaster Recovery Specialist, designing robust failover, clustering, and backup strategies to safeguard mission-critical systems and ensure business continuity. Infrastructure Optimization Strategist, driving process improvements, performance tuning, and cost-saving initiatives, including server consolidation and advanced monitoring for proactive issue resolution. Strategic Stakeholder Manager, collaborating with global teams, vendors, and service providers to ensure seamless project execution, SLA adherence, and infrastructure scalability.

WEBSITES, PORTFOLIOS, PROFILES

• https://www.linkedin.com/in/chaitanyaaambaselkar SKILLS

Linux Systems Engineering, Infrastructure

Engineering, Administration

• Automation, Scripting, Configuration

Management, IaC

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• Reliability Engineering • Storage Systems

• Server Hardware Management • Datacenters

• DR, BCP, Capacity, HA • Containers and Virtualization

• Backups • Security and Vulnerability Management

Team Leadership, Vendor Management,

Stakeholder Management

• • Cloud Computing

• System troubleshooting • Bash scripting

• Effective communication • Critical thinking

• Version Control

WORK HISTORY

Assistant Manager - Linux Tools Neysa Networks - Mumbai, Maharashtra 02/2025 - Current Spearheading the provisioning and lifecycle management of physical servers (250) via Foreman; orchestrating KVM-based virtualization environments; overseeing data center operations, hardware lifecycle, and infrastructure automation; engineering custom scripts for operational efficiency; evaluating and integrating emerging tools and technologies; and administering inventory control along with comprehensive documentation governance.

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Administer and maintain High-Performance Computing (HPC) infrastructure, including GPU- based servers and Slurm workload manager clusters, ensuring optimal performance and resource allocation.

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Perform system-level troubleshooting, user support, and environment tuning for compute nodes, GPU workloads, and job scheduling on Slurm-based clusters.

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Lead Linux Engineer Dunnhumby IT Services India Pvt. Ltd. - Gurgaon, India 08/2015 - 02/2025 Strategic Mentorship & Technical Oversight: Spearhead mentorship programs for new employees, imparting deep technical expertise and institutional knowledge while providing direct reports to the Technical Manager.

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Cross-Functional Program Orchestration: Architect and drive multi-disciplinary technical teams through the planning, execution, and successful delivery of intricate projects, aligning deliverables with enterprise objectives.

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Linux & DevOps Infrastructure Leadership: Direct the end-to-end administration of Linux, Storage, and MicroStrategy environments, spearheading critical functions such as migration, user governance, security enforcement, and project execution.

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Senior Engineer InfoCepts Technologies Pvt. Ltd. - MH 11/2011 - 07/2015 Technical Leadership & Enterprise System Stewardship: Spearheaded Linux and MicroStrategy administration, overseeing critical components such as data backups, metadata warehousing, and MicroStrategy for Linux management.

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Infrastructure Modernization & Migration: Directed the transition from VMware ESXi to KVM on CentOS, optimizing server hardware utilization and maximizing cost efficiency.

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Engineered and sustained MicroStrategy infrastructure, enabling seamless project execution by Administration and Project Teams.

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Orchestrated and maintained mission-critical infrastructure, spanning Rack Mount servers, backup solutions, and enterprise applications.

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Vendor & Incident Management: Managed escalations with third-party vendors, systematically resolving ~60 monthly tickets for complex hardware and software anomalies.

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Cloud Computing & Architectural Design: Spearheaded the provisioning and lifecycle management of AWS instances, architecting proof-of-concept (POC) environments for evaluating emerging technologies.

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System Performance Engineering: Conducted deep-dive analysis into system performance metrics, diagnosing inefficiencies and executing strategic optimizations to enhance throughput and reliability.

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Linux Administrator White Digital Media - MH 03/2011 - 10/2011 Enterprise DNS & Network Administration: Governed and meticulously maintained DNS configurations for 150+ websites, ensuring data accuracy and seamless accessibility.

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Cloud Infrastructure Management: Administered and fine-tuned AWS cloud environments, overseeing configurations to optimize performance and scalability.

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Performance Engineering & Server Optimization: Administered Varnish Cache Servers on Ubuntu Amazon Instances, streamlining data delivery and significantly reducing latency.

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Backup Strategy & Technical Documentation: Developed and enforced backup policies using rsync, while curating technical documentation for infrastructure teams, ensuring operational continuity and knowledge transfer.

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Senior Systems Administrator Inspirebridge Technologies Pvt. Ltd. - Nagpur 04/2008 - 03/2011 EDUCATION

Nagpur University - Nagpur 03/2007

Bachelor of Engineering: Computer Technology

HIGHLIGHTS

• Service Level and Infrastructure Enhancement:

Reduced SLA breaches by 5% and maintained 99% uptime for critical infrastructure, including production servers.

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Developed and updated process documentation for approximately 2,500 end-users and technical teams, ensuring operational clarity.

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Ensured 99% uptime for AWS instances and implemented daily backups using AWS Snapshots.

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• Team Leadership and Automation:

Led a team of four Linux/Desktop Engineers, enhancing service delivery by automating processes and minimizing manual interventions.

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Designed and deployed an advanced infrastructure monitoring system with Zabbix, achieving 99% service availability and ensuring seamless project execution.

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• Documentation and Compliance Management:

Established backup policies and authored 15 technical documents for an IT team of 11 members and 700 end-users.

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Implemented an ITIL-compliant service ticketing system using OTRS, optimizing SLA compliance and minimizing breaches through custom reporting.

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• Cost Optimization and Licensing Management:

• Optimized costs by consolidating MS SQL servers and MicroStrategy environments on Linux.

• Led vulnerability assessments and remediation efforts, reducing vulnerabilities by 95%. Achieved savings of £500,000 by eliminating the need for a VAS license on Linux using SSSD and mitigating audit risks through strategic license consolidation.

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• Partnered with Linux and storage teams to architect and commission a new ZFS appliance. Deployed AWS infrastructure to host 30+ high-traffic websites (100,000+ monthly hits each), leveraging elastic load balancing for optimized resource management.

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CERTIFICATIONS

Red Hat Certified Technician (RHCT)

Microsoft Certified: Azure Administrator (AZ-104)

Microsoft Certified: Azure DevOps Engineer Expert (AZ-400) Google Certified: Associate Cloud Engineer

MicroStrategy Certified: Platform Engineer

Microsoft Certified Technology Specialist (MCTS): SQL Server 2008 TRAINING

• Edureka DevOps Masters Programme

• HPE 3PAR Level 2 Training

• QUMULO & Nimble Storage (Vendor-Specific Training) COURSES

• Azure & FinOps

• Azure FinOps

• FinOps Practitioner

• Cloud & DevOps Certifications

• AWS Certified Solutions Architect – Associate

• AWS Certified DevOps Engineer

• Containerization & Orchestration

• Certified Kubernetes Administrator (CKA)

• Docker Certified Associate

• Infrastructure as Code (IaC)

• Terraform Certified Associate

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