Server Administrator at ARM Hold Co.

ARM Hold Co.Lagos, Nigeria Networking and Tech Support

Full Time

ARM Life formerly CrystaLife Assurance Plc. is the insurance subsidiary of Asset & Resource Management Company Ltd (ARM). Its parent company, ARM is one of the largest non-bank financial services firms in Nigeria with a focus on asset management. Established in 1994, ARM started operations as a traditional asset management company specialising in the management of quoted equities and fixed income securities. However, over the years, the Firm has taken advantage of opportunities in various sectors of the Nigerian economy and has proven its ability to identify and develop new strategic businesses and integrate these to strengthen its asset management business model. This ability has resulted in the evolution of the Firm into a diversified financial services institution with businesses divided into two distinct parts within which various products and bespoke asset management services are offered to our diverse clients, focusing on Traditional Asset Management and Specialised Funds. ARM currently manages total assets of over N500bn. ARM Life has a strong track record in the group life insurance sector with favourable references across the industry. It is licensed and regulated by the National Insurance Commission of Nigeria (NAICOM) to underwrite Life, Annuity and Health insurance.

Summary

The Junior System/Server Administrator is responsible for effective provisioning, installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure.
He participates in technical research and development under the supervision of the senior server administrator, to enable continuing innovation within the infrastructure.
He ensures that system hardware, operating systems, software systems, and related procedures adhere to organizational values, enabling all stakeholders.

Responsibilities
System Administration Engineering and Provisioning:

Engineering of SA-related solutions for various project and operational needs.
Install new / rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements. Install and configure systems such as supports GIS infrastructure applications or Asset Management applications.
Develop and maintain installation and configuration procedures.
Contribute to and maintain system standards.
Research and recommend innovative, and where possible automated approaches for system administration tasks. Identify approaches that leverage our resources and provide economies of scale.

Operations and Support:

Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems, and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.
Perform regular security monitoring to identify any possible intrusions.
Perform daily backup operations, ensuring all required file systems and system data are successfully backed up to the appropriate media, recovery tapes or disks are created, and media is recycled and sent off site as necessary.
Perform regular file archival and purge as necessary.
Create, change, and delete user accounts per request.
Provide Tier III/other support per request from various constituencies. Investigate and troubleshoot issues.
Repair and recover from hardware or software failures. Coordinate and communicate with impacted constituencies.

Maintenance:

Apply OS patches and upgrades on a regular basis and upgrade administrative tools and utilities. Configure / add new services as necessary.
Upgrade and configure system software that supports GIS infrastructure applications or Asset Management applications per project or operational needs.
Maintain operation, configuration, or other procedures.
Perform periodic performance reporting to support capacity planning.
Perform ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required.
Ensure Antivirus is up to date on all servers.

Data Centre Management:

Maintain data center environmental and monitoring equipment.
Conduct quarterly review for Data Centre service providers.
Maintain access request log for servers & system resources.
Manage all incident reports relating to the Data Centre
Maintain access log to Data Centre in all locations.
Ensure all Data Centers meet minimum tier 1 requirements.
Implement the readiness of Abuja DR site for Data replication.
Virtualize all the desktop servers in the Data Centre
Review the performance of environmental monitoring tool in the Data Centre
Security for servers
Ensure all systems, DBs and applications are backed up as required.

Messaging Systems:

Responsible for the day-to-day operations of Messaging Systems
Lead messaging projects, software upgrades, architecture changes and implementation of new components within the environment.
Develop procedures for routine Exchange server maintenance tasks such as realigning Exchange database copies within DAGs, moving mailboxes, etc.
Troubleshoot Messaging Server issues, working in collaboration with other relevant IT areas and vendor support towards a quick and effective resolution.
Develop Office 365 migration strategy for on-premises Exchange servers to Exchange online.
Responsible for monitoring and resolving Service Desk escalated incident and problem tickets assigned to the Exchange team. All incidents should be worked to service level targets and resolutions documented in call detail.
Perform other related duties/special projects as assigned to support the IT business initiatives.

Requirements

Bachelor's Degree in Computer Science, Management Information Systems, or related field
Proven 1 to 2 years of experience as a System Administrator, Network Administrator, or similar role.
Experience with databases, networks (LAN, WAN) and patch management
Knowledge of system security (e.g., intrusion detection systems) and data backup/recovery
Ability to create scripts in Python, Perl, or other language.