Systems Engineer - Windows

About Ensono

Ensono is an expert technology adviser and managed service provider. As a relentless ally, we accelerate clients’ digital transformation to achieve business outcomes that stand to last. Our dedicated team helps organizations optimize today’s systems across any hybrid environment with services such as consulting, mainframe and application modernization, public cloud migration and cloud-native development. With certified experts in AWS, Azure and Google Cloud and recognized as Microsoft Datacenter Transformation Partner of the Year, Ensono has over 4500+ associates globally and is headquartered in greater Chicago.

We care about your success, offering comprehensive strategic and managed services for mission-critical applications. Our Advisory and Consulting services can help upfront with an application strategy or find the right places for your applications – whether it’s public, multi or hybrid cloud, or mainframe. And because we span across all mission-critical platforms, we can meet you wherever you are in your digital transformation journey, with 24/7 support when you need it. We are your relentless ally, flexing with you when challenges emerge so you don’t feel stuck in place. With cross-platform certifications and decades of experience, our technology experts have become an extension of your team so you’re continuously innovating – doing more with less while remaining secure. And that’s just the beginning.

Role Overview

We are seeking a skilled L2 Support Engineer with expertise in both Windows and Linux environments to provide advanced troubleshooting, incident resolution, and system administration support. The ideal candidate will ensure high availability of enterprise applications and infrastructure, working closely with L3 when required in 24*7 support environment.

Key Responsibilities

• Provide L2 support for Windows and Linux servers.
• Troubleshoot escalated incidents (P1/P2) and perform root cause analysis (RCA).
• Administer Linux servers (Red Hat, Ubuntu, CentOS) including log rotation, and performance tuning.
• Execute Windows disk expansion, perform VM reconfiguration, and manage application deployment and removal processes
• Monitor system health using tools like Datadog, BMC Truesight & Splunk.
• Coordinate with L3/engineering teams for fixes when necessary.
• Document incidents, RCA, and solutions in ServiceNow.
• Ensure compliance with ITIL processes (Incident, Problem, Change Management).
• Support backup, recovery, and patch management across Windows/Linux servers.
• Automate routine tasks using PowerShell and Shell scripting will be added advantage.

Required Skills & Experience

• 5-8 years of experience in Windows/Linux system administration and application support.
• Strong knowledge of Windows Server (2016/2019/2022) and Linux distributions.
• Hands-on experience with Active Directory, DNS, DHCP, Group Policy.
• Proficiency in PowerShell and Shell scripting for automation.
• Knowledge of VMware concepts (VM, ESXi, Datastore, Snapshot basics)
• Familiarity with cloud environments (AWS/Azure/GCP) for monitoring and troubleshooting.
• Strong troubleshooting skills in multi-tier architectures (Application Server, Database, OS).
• Knowledge of ITIL processes and experience with tools like ServiceNow/JIRA.

Preferred Qualifications

• Bachelor’s degree in computer science, IT, or related field.
• Microsoft Certified (Windows Server Hybrid Administrator Associate, MCSA/MCSE) or its equivalent.
• Red Hat Certified System Administrator (RHCSA) or equivalent Linux certification.
• AWS Certified Solutions Architect – Associate
• VMware Certified Professional – Data Center Virtualization (VCP-DCV)

Soft Skills

• Excellent communication and stakeholder management skills.
• Ability to work under pressure and manage critical incidents.
• Strong documentation and knowledge-sharing habits.
• Team player with proactive problem-solving mindset.
• Ability to work in 24/7 support environment
• Should be able to work on both Windows and Linux platforms.
• Ability to follow SOPs with accuracy

We are an equal opportunity employer. All qualified applicants will be considered for employment without regard to caste, colour, creed, religion, gender, gender identity, sexual orientation, age, disability, HIV status, or any other status protected by law. Candidates with disabilities who require accommodations during the recruitment process are encouraged to contact our Talent Acquisition team to place a request.