Jobs at Safaricom Kenya

DESCRIPTION

We are pleased to announce the following Position in the Digital IT Department within the Technology Division. In keeping with our current business needs, we are looking for a person who meets the criteria indicated below.

Brief Description

Reporting to Technical Product Owner – SRE Squad. The Senior Service Reliability Engineer will be responsible for ensuring system availability, performance, efficiency, change management, monitoring, emergency response, security, and capacity planning. In addition, this role will be response for: -

• Ensuring operational excellence through proactively building and implementing services, including end to end monitoring, scripting and automation, modern tooling, and maintenance of software.
• Providing software-related operations support, including managing level two and level three incident and problem management.
• Define, measure, monitor and report key SRE performance indicators and escalate breaches and violations.
• Documenting “tribal” knowledge and constant upkeep of the playbooks and runbooks to ensure teams get the information they need right when they need it.
• Implementation of machine learning, self-healing and drive the organization towards a no-ops model.

Key Responsibilities

• Run the production environment by monitoring availability and taking a holistic view of system health.
• Create sustainable systems by driving continuous improvement of the applications through chaos experiments, automation, ML/AIOPs and proactive alerting strategies.
• Problem and Incident management – ensure level two and level three support and incidents are addressed within SLA
• Implement SRE frameworks and practices within the organization using the systems operations tool chain.
• Strong familiarity with web servers and load balancing technologies.
• Operational Excellence – ensure systems availability, performance, efficiency, change management, monitoring, emergency response, security, and capacity planning.
• Stakeholder Engagement - Engage the business teams and promoting a culture of participation and collaboration to enhance effective and informed decision making.
• Define, measure, monitor and report key systems reliability performance indicators and escalate breaches and violations, with an eye toward pushing our capabilities forward, getting ahead of customer needs, and innovating to continually improve.
• Continually improve skills and competencies by proactively participating in various internal and external training opportunities and stretch assignments.
• Research on new fit for future technologies and actively implement the viable solutions.

QUALIFICATIONS

• Bachelor’s Degree in Computer Science, Information Systems, Software Engineering, IT, or another related field.
• More than three years of work experience in programming and /or systems analysis applying agile frameworks.
• Experience working with agile methodologies, such as Scrum, Kanban, XP, LSD, and FDD.
• Experience using code versioning & collaboration tools such as Git, Bitbucket.
• Strong analytical and problem-solving skills
• Strong knowledge of software architecture principles.
• Experience working with multiple programming and markup languages, such as HTML, CSS, JavaScript, Java, PHP, SQL, XML, JSON, YAML, and Python, and paradigms such as object-oriented-, even-driven-, procedural-, functional-, and declarative programming.
• Experience in Unix/Linux/AIX Operating System and application security technologies (e.g. SSL)
• Professional experience and knowledge of the telecommunications industry preferred.
• Competency in system and application administration and practices preferred.
• Individual thinker with the ability to identify and drive new uncharted solutions.
• Ability and willingness to share knowledge with individuals with varying levels of experience.
• A proactive approach to spotting problems, areas for improvement, and performance bottlenecks

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Brief Description

Reporting to the Engineering Lead – Financial Services IT, the position holder will be responsible for Administration, Performance tuning and 3rd line support of ALL Enterprise Database (DB) Systems for systems within Financial services IT. The databases span from Oracle, MySQL, Microsoft SQL, PostgreSQL, Mongo, Cassandra and Hadoop related database platforms.

Role purpose:

• Database administration and support lifecycle including backup/recovery, automation, Maintenance.
• Ensure 99.99% availability maintained for all critical databases.
• Ensure tickets raised are responded to within the agreed SLA;
• Ensure regular reviews on information lifecycle management policies is conducted.
• Ensure optimal performance of all systems maintained conforming to the SLA agreements between business and Quality Assurance.
• Implement open-source databases as an alternative to existing proprietary solutions. 
• Monitoring performance and managing parameters to provided fast query performance to front end users ensuring performance of production databases.
• Monitoring including system logs, events and correlation and maintain performance statistics and setting baseline statistics.
• Gathering database statistics and ensuring statistics gathering jobs are scheduled so as not to affect product traffic and implementing recommendations after careful analyses.
• Monitoring and managing high availability components such as RAC, Data Guard, RMAN, ASM and underlying infrastructure for mission critical databases.
• Developing, managing, and testing backup and recovery plans and ensuring storage, archiving, back-up and recovery procedures are functioning properly.
• Take lead role in the various lT audits in providing necessary information and enforcing closure of audit, change management and compliance issues.
• Manage key I.T. risks for all database systems and ensure proper mitigation.
• Take lead role in BCP and disaster recovery preparedness through periodic testing as scheduled and update of disaster recovery procedures and sharing the results with management.
• Team up with applications support, development and infrastructure team in the development, implementation, management applications, infrastructure, and monitor system health to proactively identify weaknesses and address them.
• Perform database tasks such as schema design, capacity planning, maintenance,
• Considering both back-end organization of data and front-end accessibility for end-users and further refining the physical design to meet system storage requirements.
• Installing database management systems (RDBMS) using best practice; ensure compliance with RDBMS license agreements
• Creating and maintaining database documentation, including data standards, procedures, and definitions for the data dictionary (metadata) and maintain all technical documentation relating to database management.
• Communicating regularly with technical, applications and operational staff to ensure database integrity and security.
• Perform under limited supervision, maintain reliability of data and databases, and assisting developing and implementing standards for database maintenance and configuration.
• Applying database patches to the various databases using a strategy that has least service impact.
• Carrying out database upgrades to the various databases using a strategy that has least service impact.
• Tablespace management/expansion and validating health of grid and ASM.
• Handling database migrations from old hardware to new hardware and taking lead on the databases during projects.
• Taking lead on database load tests and performance tuning during projects.
• Responding to database related incidents and providing RCAs.
• Advising on and implementing database audit strategy that doesn’t affect performance of the database.

QUALIFICATIONS

• Degree in Computer Science or Technical Related Field;
• With at least 2 years hands on Experience in Managing large databases;
• Experience in NoSQL databases, MySQL and other OpenSource databases platforms
• Experience in Oracle RAC, Dataguard, RMAN and Engineered systems.
• Experience in Linux/Unix and Windows Operating system.
• Database Systems Administration Techniques – understanding of DB Performance tuning on various Operating Systems, good troubleshooting skills, Database Migration, and ILM techniques
• Attention to details and analytical thinking.
• Certifications –OCP, OCE; EXADATA Administration; MSSQL Server Administration; Hadoop Administration; Linux/ UNIX certification

Additional Details

Knowledge in below is an added advantage.

• Oracle Fusion and Weblogic administration
• Cassandra, Mongo or any other NoSQL database