Specialist, IT Infrastructure (Database)
Colt Technology Services Group Ltd.
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Benefits offered by this job
Job summary
Colt Technology Services Group Ltd. is seeking a Senior Specialist, IT Infrastructure (Database) to own and evolve enterprise database platforms across on‑prem and hybrid cloud environments.
You will design, implement, and optimise Oracle and SQL Server services, ensuring high availability, security, and cost efficiency. You will lead complex migrations, perform performance tuning, and drive automation using Ansible, PowerShell, Python, and IaC practices.
Qualifications
- Strong hands‑on experience with enterprise Oracle Database and SQL Server environments.
- Deep Oracle RAC, ASM, Data Guard, GoldenGate, RMAN, patching and upgrades knowledge.
- Experience with Always On Availability Groups, clustering, replication, and backup strategies.
- Ability to lead complex database changes and recovery activities.
Responsibilities
- Act as SME for Oracle and SQL Server platforms across production, development, and DR environments.
- Design, implement, and support database solutions for critical workloads.
- Drive upgrades, migrations, consolidation, and disaster recovery planning.
- Develop automation and standardisation using scripting and IaC practices.
- Maintain security, backups, and monitoring across hybrid cloud environments.
Skills
Tools
Job description
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Job id: 36969
Job location:
Gurugram, IN
Colt provides network, voice and data centre services to thousands of businesses around the world, allowing them to focus on delivering their business goals instead of the underlying infrastructure.
Job ID: 36969
Job Level: S2 Core
Function:Digital Information Office (DIO)
Employment Type: Full time
Working pattern: Hybrid
We are seeking a Senior IT Infrastructure Engineer with deep technical expertise in Oracle Database and Microsoft SQL Server platforms. This role is a hands‑on Subject Matter Expert (SME) responsible for designing, optimising, securing, and supporting business‑critical database services across on‑premises and hybrid cloud environments.
The successful candidate will play a key role in ensuring resilient, secure, compliant, and cost‑efficient database solutions are designed and delivered. They will contribute to technology roadmaps, driving automation, and supporting strategic initiatives such as upgrades, migrations, consolidation, high availability, disaster recovery, and cloud modernisation.
- Act as a technical SME for Oracle Database and Microsoft SQL Server platforms.
- Design, implement, and support database solutions for business‑critical workloads across Production, Development, Test, and Disaster Recovery environments.
- Own and provide technical direction forOracle RAC, ASM, Data Guard, GoldenGate, RMAN, and Enterprise Manager solutions.
- Own and provide technical direction forSQL Server Always On Availability Groups, Failover Cluster Instances, replication, log shipping, backup, recovery, and monitoring solutions.
- Deliver against database platform strategy and roadmap, including upgrades, migrations, consolidation, modernisation, and remediation of end‑of‑life or end‑of‑support platforms.
- Drive platform stability, performance, capacity, availability, and resilience, ensuring database services meet operational and business requirements.
- Lead complex performance tuning, troubleshooting, root cause analysis, and resolution of major incidents and recurring problems.
- Develop and maintain robust backup, recovery, disaster recovery, and business continuity capabilities, including regular validation and failover testing.
- Identify and deliver cost optimisation opportunities across database licensing, infrastructure utilisation, consolidation, storage, and support models.
- Develop automation and standardisation using Ansible, PowerShell, Shell scripting, Python, and Infrastructure‑as‑Code practices.
- Ensure database security through patching, vulnerability remediation, privileged access controls, hardening, encryption, auditing, and compliance evidence.
- Collaborate closely with application owners, operating system teams, cloud engineering teams, architecture, security, network, storage, vendors, and wider Infrastructure & Operations teams.
- Maintain high‑quality technical documentation, including platform designs, standards, build guides, runbooks, operational procedures, capacity reports, and audit artefacts.
- Provide technical leadership for major changes and projects, including planning, risk assessment, implementation, validation, and rollback.
- Participate in the on‑call rota to support critical incidents.
- Strong hands‑on experience administering enterprise‑scale Oracle Database and Microsoft SQL Server environments.
- Deep Oracle expertise covering RAC, ASM, Data Guard, GoldenGate, RMAN, performance tuning, patching, upgrades, and migrations.
- Deep SQL Server expertise coveringAlways On Availability Groups, clustering, replication, log shipping, backup and recovery, performance tuning, patching, upgrades, and migrations.
- Proven experience supporting highly available, business‑critical production database services.
- Experience leadingdatabase upgrades, migrations, consolidations, platform refreshes, and disaster recovery implementations.
- Strong knowledge of database monitoring, capacity management, alerting, incident management, andproactive problem prevention.
- Experience working in hybrid environments, integrating on‑premises database platforms with Azure, OCI, AWS, or GCP services.
- Solid knowledge of Linux and Windows operating systems, compute, storage, networking, clustering, and virtualisation fundamentals.
- Strong troubleshooting capability across complex, multi‑layered database and infrastructure environments.
- Experience withautomation tools such as Ansible and scripting technologies such as PowerShell, Shell, or Python.
- Working knowledge ofITIL processes, change governance, audit controls, security compliance, and vulnerability remediation.
- Deep technical expertise and recognition as a go‑to SME for Oracle and SQL Server platforms.
- Ability to independently lead technical delivery of complex database changes, migrations, upgrades, and recovery activities.
- Strong understanding of high availability, resiliency, backup, recovery, replication, and disaster recovery design.
- Advanced database performance analysis, optimisation, capacity planning, and root cause analysis skills.
- Experience withautomation, standardisation, optimisation, and platform engineering practices.
- Ability to define database standards, reference architectures, operational controls, and lifecycle roadmaps.
- Ability to contribute to design and technology decisions in partnership with architecture, security, cloud, and application teams.
Behavioural & Professional Skills
- Ownership & Accountability: Takes full responsibility for database platform stability, security, and technical outcomes.
- Technical Leadership: Influences engineering direction and mentors colleagues without requiring direct line management responsibility.
- Outcome-Driven: Focuses on measurable improvements in availability, performance, cost, security, and resilience.
- Collaboration: Works effectively across infrastructure, cloud, security, architecture, application, and supplier teams.
- Communication: Clearly articulates complex database concepts, risks, options, and recommendations to technical and non‑technical stakeholders.
- Continuous Improvement: Proactively identifies opportunities for automation, optimisation, simplification, and service improvement.
At Colt, you’ll make a difference. Because around here, we empower people. We don’t tell you what to do.
Instead, we employ people we trust, who come together across the globe to create intelligent solutions.
Our global teams are full of ambitious, driven people, all working together towards one shared purpose: to put the power of the digital universe in the hands of our customers wherever, whenever and however they want.
We give our people the opportunity to inspire and lead teams, and work on projects that connect people, cities, businesses, and ideas. We want you to help us change the world, for the better.
- Inclusion and valuing diversity of thought and experience are at the heart of our culture here at Colt. From day one, you’ll be encouraged to be yourself because we believe that’s what helps our people to thrive. We welcome people with diverse backgrounds and experiences, regardless of their gender identity or expression, sexual orientation, race, religion, disability, neurodiversity, age, marital status, pregnancy status, or place of birth.
Most recently we have:
- Signed the UN Women Empowerment Principles which guide our Gender Action Plan
- Trained 60 (and growing) Colties to be Mental Health First Aiders
- Please speak with a member of our recruitment team if you require adjustments to our recruitment process to support you. For more information about our Inclusion and Diversity agenda, visit our DEI pages .
Our benefits support you through all parts of life, for both physical and mental health.
- Flexible working hours and the option to work from home.
- Extensive induction program with experienced mentors and buddies.
- Opportunities for further development and educational opportunities.
- Global Family Leave Policy.
- Employee Assistance Program.
- Internal inclusion & diversity employee networks.
- When you join Colt you become part of our global network. We are proud of our colleagues and the stories and experience they bring – take a look at ‘Our People’ site including our Empowered Women in Tech.
Job Segment: Database, Oracle, Work from Home, SQL, Linux, Technology, Contract
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