We are looking for an experienced System Manager to manage 24×7 mission-critical infrastructure, leading system/application engineers and ensuring availability, cybersecurity, incident recovery, and operational continuity.
Mandatory Skill(s)
- Degree/Diploma in Computer Science, IT, Computer Engineering, or related field;
- Must have 6 years of experience in enterprise infrastructure, systems administration, or mission-critical environments, include 3 years of leading a team;
- Must have 3 years of experience managing Operations & Maintenance (O&M) activities for critical systems;
- Strong hands-on experience with Windows Server 2019+/Windows 11, Active Directory, GPO, Microsoft CA, PKI, and SSL/TLS certificate management;
- Must have VMware experience, including ESXi, vCenter, vSAN, and vSAN Stretch Cluster;
- Hands-on experience in patch management, including WSUS Offline and manual WSUS catalogue imports;
- Hands-on experience with Microsoft SQL Server, endpoint security (Trellix/SEP), cybersecurity technologies, and enterprise backup/restore solutions;
- Experience troubleshooting 24×7 mission-critical, highly available, on-premise environments, including critical incidents and service recovery, is essential;
- Willingness to support after-hours deployments, maintenance windows, and on-call duties.
Desirable Skill(s)
- Good to have experience in Splunk Enterprise / Syslog / Kiwi Syslog VMware NSX.
- Aviation systems experience in airport operations, air traffic management, surveillance, or aviation support systems.
Responsibilities
- Lead day-to-day operations of a 24×7 mission-critical system with a team of system engineers;
- Manage system availability, performance, security, and operational readiness;
- Work closely with the Service Delivery Manager (SDM) to plan and execute maintenance, patching, upgrades, and service improvement initiatives;
- Lead incident response, root cause analysis, service recovery, and operational reporting activities with the SDM;
- Review and approve deployment plans, impact assessments, risk evaluations, and rollback strategies;
- Manage infrastructure lifecycle activities, including server, workstation, virtualization, network, and COTS software upgrades;
- Ensure compliance with cybersecurity, backup, disaster recovery, and configuration management requirements;
- Identify operational risks, technology gaps, and potential single points of failure, and implement effective mitigation measures;
- Provide technical leadership, mentoring, and guidance to the operations team;
- Engage stakeholders, customers, and vendors on operational matters and service delivery performance.
If you are interested in this role, click on the “Apply to this job” button below or you could also write in with your CV to Binodini Panda at binodini.p@sciente.com quoting the job title.
