Wintel Support Engineer

2 weeks ago

Singapore OPENSOURCE PTE. LTD. Full time

**Key Responsibilities**:

- Provide L2 operational support for Windows Server 2012/2016/2019/2022 in both on-premises and AWS environments.
- Manage and support Active Directory (AD), DNS, DHCP, Group Policy Objects (GPO), WSUS, and Windows clustering.
- Resolve incidents and service requests related to Wintel systems using ITSM platforms such as ServiceNow and Jira.
- Perform patch management and coordinate monthly/quarterly patching cycles using WSUS, SCCM, or AWS Systems Manager.
- Support AWS services including EC2, S3, IAM, EBS, CloudWatch, and Systems Manager (SSM).
- Implement and review IAM permissions using IAM Access Analyzer, adhering to the least privilege model.
- Execute and remediate findings from CIS Hardening baselines and compliance scans.
- Address Vulnerability Management System (VMS) remediation tasks and implement Cloudscape recommendations in coordination with InfoSec teams.
- Work with Trend Micro Vision One (or similar EDR/XDR platforms) for threat detection and remediation.
- Assist in automation and remediation scripting using PowerShell, AWS CLI, and SSM Documents.
- Create and maintain technical documentation, knowledge base articles, and standard operating procedures (SOPs).
- Participate in IT audits, scheduled patch windows, and disaster recovery testing.
- Perform on-call support duties and participate in 24x7 shift rotations as required.

**Required Qualifications**:

- Diploma or Degree in Information Technology, Computer Science, or a related discipline.
- Minimum 5 years of hands-on experience in Wintel administration and support.
- At least 2 years of experience supporting Windows workloads in AWS.
- Proficient with IAM roles, security groups, S3 access policies, and CloudWatch alarms/logs.
- Exposure to security and hardening frameworks such as CIS Benchmarks and SCAP.
- Familiarity with tools such as Trend Micro Vision One, Qualys/Tenable, AWS Config, and AWS Systems Manager.
- Proficiency in PowerShell scripting for routine automation and operational tasks.
- Understanding of backup and recovery strategies for Windows servers in cloud environments.
- Familiar with ITIL practices and experienced in using ticketing systems.

**Preferred Certifications**:

- AWS Certified SysOps Administrator - Associate
- AWS Certified Solutions Architect - Associate
- Microsoft Certified: Windows Server Hybrid Administrator Associate
- ITIL v3/v4 Foundation

**Soft Skills**:

- Strong analytical skills with the ability to triage incidents under pressure.
- Professional communication skills when handling demanding or critical stakeholders.
- Proactive problem-solving attitude with a strong sense of ownership.
- Excellent written and verbal communication; capable of producing clear, concise documentation.
- Team-oriented with a collaborative work ethic and eagerness to learn new technologies.

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