Vacancy description
OEC
India, Chennai
Senior Systems Engineer - AWS in Chennai, India is listed on Jobeax. Browse 30,000+ vacancies available.
Job Summary/Objective
The Senior Systems Engineer is a hands-on infrastructure role responsible for the design, administration, and continuous improvement of OEC's corporate IT environment. Scope spans Windows Server, Microsoft 365 and Entra ID, identity and access management, and endpoint management, with active expansion into IaC and AWS. Security is foundational — every system, configuration, and access decision is approached through a security lens. This person operates independently, holds a high standard for documentation, and actively contributes to team growth.
Key Responsibilities & Duties(essential to the job)
A bachelor's degree from an accredited college or university is required, with a focus in Information Technology, Computer Science, or related discipline. In the absenceof a degree, equivalent work experience directly related to the key responsibilities of the role will be considered as a substitute for the degree.
Experience, Skills and Key Competencies
At least 10 years in systems engineering or IT infrastructure, with demonstrated experience administering Microsoft 365, Windows Server, enterprise identity platforms (Active Directory, Entra ID), and endpoint management (Intune, SCCM, or Jamf). Ability to read and modify PowerShell is required. Modern Microsoft certifications (e.g., MS-102, Azure Administrator) are preferred.
Must also be able to demonstrate the following skills and abilities:
Required Skills
Windows Server and Active Directory — GPO, ADUC, DNS, DHCP, SMTP, patching, and domain services
Microsoft 365 — Exchange Online, SharePoint, Teams, Entra ID, Intune, Conditional Access
Endpoint management — Intune, SCCM/Autopatch, and/or Jamf
Virtualization — VMware vSphere/ESXi or Hyper-V
Identity and access management — SSO/IdP, MFA, RBAC, and privileged access concepts
PowerShell — read and modify scripts; authoring supported by AI tooling
Mail flow and hygiene — Exchange with platforms such as Mimecast
Jira and JSM — project tracking and ticketing
Preferred Skills & Team Growth Areas
Candidates who bring the following contribute immediately; those who don't are expected to grow into them.
Infrastructure as Code (Active Growth Priority)
Terraform or equivalent IaC tooling
Version-controlled infrastructure configuration and change pipelines
HCL, YAML, or JSON declarative configuration
AWS Cloud Infrastructure (Active Growth Priority)
Hands-on AWS experience for corporate IT or infrastructure workloads
Networking, IAM, and compute in AWS environments
AWS certifications (Solutions Architect Associate, SysOps Administrator) are a plus
Travel & Other Considerations
Travel is rare. This position requires availability for after-hours on-call response as part of the team rotation.
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