Arun Tomar
Summary
- A technology leader with nearly 16 years of experience in system design and advanced cloud architecture.
- Skilled in achieving the ideal balance between technical trade-offs & performance, while being cost effective and maximizing ROI.
- Proven ability to build and lead high-performing teams, aligning them with business goals and delivering within constraints.
- Committed to a career of continuous technological and leadership excellence, consistently driving innovation and growth.
Professional Experience
March 2022 – current
Key Responsibilities & Achievements:
- Successfully managed both internal and customer-facing cloud infrastructures on AWS, overseeing a budget of approximately $2 million USD.
- Achieved a 55% reduction in cloud expenditures, significantly enhancing the company's bottom line.
- Led a team of senior professionals, including an Infrastructure Architect, Senior Security Engineer, and Database Architect, each with their own specialized expertise.
- Oversaw the full lifecycle of multiple projects, from initial proposal and presentation through to successful delivery.
- Implemented large scale, self hosted github runners on AWS & EC2 for linux and mac, enabling execution of thousands of builds & tests for each pull request.
- Efficiently managed a large-scale platform, encompassing over 5000+ containers, 300+ unique environments, and more than 200+ ECS/EKS clusters.
- Provided mentorship and coaching to cross-functional teams, focusing on diverse technology skillsets and career development paths.
- Collaborated with cross-functional teams (SRE, Security, Dev) to align infrastructure development with overall business strategy and objectives.
- Served as the chief architect for the platform, adhering to best practices in a highly regulated cloud MES platform within the Life Sciences industry.
- Conducted regular security audits with Security and compliance checks with QS teams to adhere to industry standards and protect sensitive data.
Key Technologies:
AWS, Docker, EKS, helm, argoCD, ECS, Node, Github actions, Python, terraform, datadog, okta, crowstrike, cloudflare, git, jira, slack, prometheus, grafana and more.
Senior Infrastructure Engineer – Apprentice FS., USA
April 2021 – Feb 2022
Key Responsibilities & Achievements:
- Led the re-platforming and comprehensive overhaul of cloud architecture, enhancing system efficiency and scalability.
- Engineered and deployed fully automated CI/CD pipelines, streamlining the development process.
- Achieved a 99% improvement in deploying new environments, significantly reducing setup time and resources.
- Successfully containerized applications and automated their deployment on AWS ECS using GitHub Actions, optimizing operational efficiency.
- Played a key role in supporting Validation, specifically Installation Qualification (IQ), ensuring compliance with Good Manufacturing Practices (GMP/GxP) in the highly regulated life sciences industry.
- Implemented robust monitoring and logging solution using datadog, leading to improved system reliability and performance insights.
Key Technologies:
AWS, Docker, ECS, Node, git, Github actions, Python, terraform, datadog, okta, crowstrike and more.
Lead Devops Engineer – McAfee, Toronto, Canada
July 2018 – March 2021
Key Responsibilities & Achievements:
- Independently engineered a vital backend API service in Golang, playing a key role in securing a multi-million dollar deal.
- Served as the technical lead for application migration from vendor managed on-prem platform to containerized workload running on AWS Elastic container services, and 50% reduction in cost.
- Led the technical aspects of McAfee's primary VPN platform as a cloud and infrastructure specialist.
- Embraced servant leadership and a team-oriented approach, focusing on continuous improvement.
- Assessed and advocated for key technologies, processes, and protocols vital for meeting both business and technical objectives.
- Implemented a test-driven development methodology to expedite the infrastructure development-to-deployment cycle.
Key Technologies:
Ansible, git, AWS, Docker, Ubuntu, KVM, ECS, Scala, Github actions, Python, bash, terraform, newrelic, golang, OpenVPN, Ipsec, wireguard, linux networking, system administration and more.
Founder – Solution Enterprises, India
JAN 2007 – June 2018
Solution Enterprises specialized in providing Managed Services, focusing on facilitating customer adoption of Linux and open-source technologies.
Key Responsibilities & achievements:
- Successfully self-funded and managed business operations for over a decade.
- Gained rich experience across a variety of projects and technology stacks.
- Conducted in-depth meetings with stakeholders to understand customer business needs and technical requirements, aligning solutions with their goals.
- Designed and implemented complex IT infrastructure and processes creatively.
- Attained operational excellence by adopting industry best practices.
- Expanded customer base to include startups, small businesses, and large corporates.
- Developed and implemented strategies, enhancing productivity by 30%.
- Effectively managed a team of 20 direct and indirect reports.
- Slashed operational expenses by 50% through the strategic implementation of automation technologies.
- Delivered hundreds of corporate training sessions in classroom settings, tailored to client needs.
- Provided managed services and facilitated digital transformation.
- Offered consulting, vendor management, proactive monitoring, and incident/problem management.
- Continually updated and expanded service offerings to stay ahead of industry trends and client requirements.
Key Technologies:
Linux(Ubuntu, RHEL & variants) administration, chef, scripting (shell, python, ruby), asterisk voip, mysql, php, virtualization(xen, kvm), AWS(VPC, EC2, IAM, Route53, Elasticache), Linode, Digitalocean, git, svn, nagios, sensu, zabbix and more.
Education
- Post Graduation in Business Administration (2002-2004)
- Bachelors Degree in Computer Science (1999-2002)