Role – Infrastructure Engineer – L3

Location- Dallas, TX – Hybrid

Visa- USC/GC

Experience- 8+years

Role Overview

An experienced Infrastructure Engineer / Technical Specialist with 8+ years of experience in supporting, implementing, and troubleshooting enterprise IT infrastructure environments. Strong hands-on expertise across compute, storage, networking, hosting services, security, and cloud platforms, with the ability to contribute to infrastructure improvements, maintain operational stability, and support scalable and secure IT services.

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Key Responsibilities

Enterprise Infrastructure Architecture

o Support the implementation, configuration, and maintenance of enterprise IT infrastructure across on-premises, hybrid, and cloud environments.

o Analyze technical requirements and contribute to stable, scalable, and secure infrastructure solutions under the guidance of senior architects or leads.

o Ensure infrastructure changes follow organizational standards, operational procedures, and compliance requirements.

Infrastructure Support & Improvement

o Monitor infrastructure performance, identify improvement areas, and recommend practical enhancements to improve reliability and efficiency.

o Assist in infrastructure upgrade, migration, and modernization activities based on defined project plans and technical guidelines.

o Prepare technical documentation, implementation notes, and operational handover details for infrastructure changes.

Capacity Planning & Resilience

o Perform capacity planning for compute, storage, network, and cloud resources to support enterprise workloads efficiently.

o Support backup, data retention, high availability (HA), and disaster recovery (DR) activities as per defined standards and runbooks.

o Participate in DR drills, failover testing, and infrastructure validation activities.

Cloud & Hybrid Infrastructure

o Support and administer cloud-based infrastructure services on platforms such as AWS and Microsoft Azure, focusing on availability, security, and cost awareness.

o Work with IaaS, PaaS, and hybrid cloud environments for provisioning, monitoring, and operational support.

o Assist in cloud migration and infrastructure transition activities, including assessment inputs, build support, testing, and post-migration validation.

o Use automation and configuration management tools such as Ansible, Chef, or equivalent technologies for standard operational tasks.

Security & Compliance

o Implement and follow IT infrastructure security policies and procedures across supported environments.

o Ensure infrastructure operations comply with security, access control, patching, and vulnerability management requirements.

o Coordinate with security teams to address findings, remediate risks, and maintain a secure infrastructure posture.

Operational Excellence & Technical Support

o Support cost-effective infrastructure operations by identifying right-sizing, utilization, and standardization opportunities.

o Contribute to infrastructure optimization initiatives, including automation, monitoring improvements, and operational process enhancements.

o Provide L3 technical support for complex infrastructure incidents, service requests, problem investigations, and change activities.

Database & Data Platform Expertise

o Provide support and technical coordination for Relational, NoSQL, and Big Data platforms, including:

§ Oracle, SQL Server, PostgreSQL

§ Hadoop, Spark, and other open-source big data technologies

o Support data platform availability, performance monitoring, backup coordination, and access/security compliance.

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Technical Skill Set

· Infrastructure Domains: Compute, Storage, Network, Hosting, Data Centers, Hybrid IT

· Cloud Platforms: AWS, Microsoft Azure

· Automation & Configuration: Ansible, Chef

· Databases & Data Platforms: Oracle, SQL Server, PostgreSQL, Hadoop, Spark, NoSQL

· Security: Security operations support, compliance controls, access management, patching, and vulnerability remediation

· Resilience: Backup, Disaster Recovery, High Availability, Data Retention

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Value Delivered

· Maintains infrastructure stability through effective L3 technical support

· Supports infrastructure modernization, migration, and cloud operations

· Improves operational efficiency through automation, monitoring, and process improvement

· Acts as a strong technical contributor for infrastructure operations and delivery teams

Interested candidates please share resume on samruddhi.salunke@leanitcorp.com

Lean IT Inc.

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Infrastructure Engineer – L3