Senior System Administrator
Summary
Senior System Administrator in Jakarta who designs, deploys, and secures enterprise IT infrastructure — servers, storage, networking, backups, and disaster recovery — while mentoring junior admins. Core stack: Windows Server, Linux, VMware/Hyper-V virtualisation, with cloud (AWS/Azure/GCP) a plus.
About us
PT. Berca Hardayaperkasa is a leading organisation in the Information and Communication Technology sector, specialising in networks and systems administration. We are committed to delivering robust, secure, and innovative IT infrastructure solutions to our clients. Our team is dedicated to maintaining the highest standards of technical excellence and providing exceptional service delivery. We foster a culture of continuous learning, collaboration, and professional growth, making us an attractive employer for skilled IT professionals.
About the role
We are seeking an experienced Senior System Administrator to join our team in Jakarta on a full-time basis. In this pivotal role, you will be responsible for overseeing and managing our critical IT infrastructure, ensuring optimal system performance, security, and availability. As a Senior System Administrator, you will play a strategic role in designing, implementing, and maintaining our network and systems architecture, whilst providing technical guidance and mentorship to junior team members. This position is essential to supporting our organisation's operational objectives and ensuring business continuity across all our systems and services.
Key responsibilities
Design, deploy, and maintain enterprise-level systems infrastructure, including servers, storage systems, and network architecture
Monitor system performance, capacity planning, and resource optimisation to ensure maximum uptime and efficiency
Implement and manage security protocols, access controls, and disaster recovery procedures to protect critical organisational data
Perform regular system maintenance, updates, patches, and upgrades whilst minimising disruption to business operations
Troubleshoot and resolve complex technical issues, providing timely resolutions to system outages and performance degradation
Manage user accounts, permissions, and access rights across multiple systems and platforms
Develop and maintain comprehensive system documentation, including procedures, configurations, and disaster recovery plans
Lead, mentor, and support junior system administrators and IT staff, fostering their professional development
Collaborate with other IT departments and stakeholders to ensure seamless integration of systems and services
Stay current with industry best practices, emerging technologies, and security threats relevant to systems administration
What we're looking for
4-5+ years of professional experience in systems administration, with at least 3 years in a senior or lead role
Advanced knowledge of Windows Server and Linux operating systems, including installation, configuration, and troubleshooting
Proficiency in virtualisation technologies such as VMware vSphere, Hyper-V, or equivalent platforms
Strong understanding of network architecture, TCP/IP protocols, DNS, DHCP, and network security principles
Experience with backup and disaster recovery solutions, including implementation and testing
Demonstrated expertise in system security, including firewall configuration, antivirus deployment, and compliance management
Proficiency with monitoring and management tools for infrastructure oversight and performance tracking
Excellent problem-solving skills with the ability to diagnose complex technical issues under pressure
Strong communication and interpersonal skills, with the ability to translate technical concepts for non-technical stakeholders
Proven experience in leading and mentoring technical teams
Relevant certifications such as CompTIA Security+, Microsoft Certified: Systems Administrator (MCSA), or equivalent credentials are highly desirable
Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform would be advantageous
What we offer
At PT. Berca Hardayaperkasa, we are committed to creating a rewarding and supportive work environment for our team members. We offer competitive remuneration packages commensurate with your experience and qualifications. Our benefits include comprehensive health insurance coverage, professional development opportunities, and access to training programmes to support your career advancement. We foster a collaborative workplace culture that values innovation and continuous improvement. We provide flexible working arrangements where possible and prioritise work-life balance to ensure the wellbeing of our employees. Additionally, we offer opportunities for career progression within our growing organisation and the chance to work on challenging, high-impact projects utilising the latest technologies.
Apply now
If you are a talented Senior System Administrator with the expertise and passion to drive our IT infrastructure forward, we would love to hear from you. Please submit your CV, a cover letter outlining your relevant experience, and any supporting documentation to our recruitment team. Join PT. Berca Hardayaperkasa and be part of a dynamic organisation committed to excellence in technology and service delivery.
