Senior Oracle Database Administrator

About the Position

EmbedIT, the Vietnamese engineering arm of a Czech fintech group (PPF Group), is seeking an experienced and proactive Senior Oracle Database Administrator to maintain, troubleshoot, automate, and continuously improve enterprise Oracle database platforms. You will work on company-wide solutions from an architecture systems perspective, disaster recovery concepts, and strong overlap with other technologies. Your responsibilities will include maintaining Oracle RAC, RAC One Node, standalone databases, Data Guard, RMAN, Linux-based database hosting environments, monitoring, and pushing for operation automation. You will act as a senior technical authority, mentor less experienced DBAs, and cooperate closely with system administrators, application teams, security teams, and customer IT teams. We expect your end-to-end responsibility, including participation in a 24/7 on-call rotation.

Responsibilities

• Operate and manage the full lifecycle of Oracle 19c databases (RAC, RAC One Node, standalone, ASM) across production, pre-production, and DR environments.
• Design, validate, and execute HA/DR using Data Guard, DGMGRL, RMAN, switchover and restore scenarios, and recovery readiness testing.
• Investigate complex database, SQL, and application performance issues using AWR/ASH, execution plans, OEM/ADRCI, and Grafana, and drive permanent fixes.
• Build and maintain automation for DB creation, patching, refreshes, and recurring operational tasks with Bash, Python, Ansible/AWX, and Git.
• Support secure operations and privileged access (IDM, CyberArk/PAM, HashiCorp Vault), patching, and auditability.
• Mentor less experienced DBAs and lead technical discussions across teams.
• Participate in a 24/7 on-call rotation for end-to-end platform ownership.

Requirements

• Experience and Skills:

  • 5+ years of professional Oracle DBA experience in large-scale enterprise or financial environments.
  • Deep hands-on knowledge of Oracle RAC, ASM, Data Guard, RMAN, patching, upgrades, and production troubleshooting.
  • Experience with Oracle Multitenant (CDB/PDB): administration, cloning, refreshes, and migration scenarios.
  • Ability to design database architecture solutions, DR concepts, standby layouts, and operational standards.
  • Strong practical knowledge of Linux/RHEL database hosting: shell tools, filesystem/storage, networking basics, and service-level diagnostics.
  • Bash scripting and practical automation experience, with working knowledge of ITIL-based incident, problem, and change management.
  • Fluent English (C1 or strong B2+) for daily vendor and stakeholder communication.

• Nice to Have:

  • OCP 2019+ or OCE in RAC/Data Guard.
  • Ansible/Git/Kubernetes or cloud experience.
  • Windows Server exposure.
  • ITIL certification.

We Offer

• 20+ years of engineering expertise delivering large-scale IT transformation and fintech solutions.
• Impact platforms used by 140M+ users across Europe and Asia.
• Join a 500+ global engineering community working across 8 time zones.
• Work in a truly international environment, collaborating with teams across Czech Republic and APAC.
• Hybrid and flexible working setup that supports work-life balance.
• Competitive compensation package including base salary, allowances, 13th-month salary, and performance bonuses.
• Premium healthcare insurance, 24/7 accident coverage, and annual health checkups.
• Extra perks including meal allowance, phone allowance, company laptop, and parking support.

About the Company

Our company is a dynamic fusion of innovation, skill, and vision, dedicated to transforming industries through technology. In this landscape, your unique talents and perspective are the keys to our collective success, contributing to groundbreaking solutions and strategies. Here, you're not just a part of the team; you're a vital contributor to a journey of continuous improvement and exceptional results. Join us, and let's shape the future together, where your growth is an integral part of our shared story.

Our Benefits

• Time off: Everyone is entitled to 5 weeks of paid holiday per year. Plus up to 5 days of personal time off for personal illness or illness of immediate family member.
• Meal contribution: While you’re at work, we make your meals more affordable. Of the meals you buy at any of our office locations, EmbedIT pays 55% of what you spend.
• Flexible work: Our core working hours are from 9:00 to 15:00 daily, but how early you start or how late you work, is up to you. Our hybrid setup includes the option of working from your home.
• Pension Insurance or Long-term Investment product: Everyone is entitled to a pension insurance allowance of CZK 2,000 per month.
• Health & Care: Our people have access to premium healthcare or a 500 CZK monthly allowance for health activities and relaxation – whatever works best for them!
• Recharge by PPF: We reward your loyalty with Recharge: one extra month of leave for every five years worked.
• Discount programmes: We have negotiated savings on your behalf at O2, Air Bank, Makro, Home Credit and other vendors.
• Personal growth: Professional growth is an essential part of our work-we actively support skill development, hands-on experience, and participation in exciting projects.
• Other cool things you can expect: Annual all staff parties, fun teambuildings, sport events and our Fail Forward sessions – where we openly share lessons learned from projects to foster growth and innovation.

Our Hiring Process

Expect a concise hiring process focused on evaluating your fit through an application review, a skills interview, and a culture fit discussion. Our goal is to ensure clarity and feedback throughout.

Here’s what you can expect

1. Application: Start by submitting your application through our online portal. Make sure to showcase your skills, experiences, and enthusiasm for the position.
2. Screening: Our recruitment team will carefully review your application to assess your qualifications and alignment with the role. If you meet the criteria, we will reach out to schedule an initial screening call or interview.
3. Interviews: During the interview stage, you’ll have the opportunity to showcase your capabilities and learn more about EmbedIT’s culture and expectations. Depending on the position, you may participate in multiple rounds of interviews with various team members and stakeholders.
4. Assessments: For certain roles, we may conduct assessments or technical tests to evaluate your skills and suitability for the position. The assessments help us ensure a good fit between your abilities and the requirements of the role.
5. Offer: If you successfully complete the interview and assessment stages, we’ll extend a job offer to you. This offer will include details about compensation, benefits, and other pertinent information.
6. Onboarding: Once you accept our offer, we’ll guide you through our onboarding process which includes orientation sessions, training, and introductions to your team and key stakeholders, and assign you a “buddy” to help get you settled. We want to ensure that you feel welcome and prepared as you begin your journey at EmbedIT.

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