Lewellyn O'Connor
Freetown
Summary
- Senior Data Analyst with a proven track record in managing, optimizing, & leveraging data analytics to drive strategic decisions and improve operational efficiency.
- Adept at using advanced analytical tools and techniques to extract insights, forecast trends, and enhance data-driven decision-making.
- Known for strong problem-solving abilities, attention to detail, and effective communication skills to convey complex data insights to stakeholders.
- Committed to continuous learning and staying updated with the latest advancements in data analytics and information systems.
Overview
14
14
years of professional experience
1
1
Certification
Work History
SENIOR ASSET DECLARATION DATA ANALYST (Grade 9.1)
Anti-Corruption Commission (ACC)
Freetown
06.2016 - Current
- Overseeing comprehensive data management processes
- Implementing monitoring and evaluation systems for asset declaration compliance.
- Designing and maintaining cloud-based infrastructure for optimal system performance. –Collaborating with cross-functional agencies to ensure effective implementation of anti-corruption procedures.
- Working with public education teams to disseminate program results on asset declaration.
- Implementing data quality assurance processes for accuracy and consistency.
- Collaborating with cross-functional teams for effective implementation of recommendations
- Provided data-driven solutions to support decision making.
- Optimized existing database structures for better performance on analytics tasks.
- Analyzed large datasets to identify trends, patterns and correlations for business insights.
- Utilized advanced analytics tools such as SAS, SPSS, Excel PowerPivot, to manipulate large volumes of structured and unstructured data sets.
- Prepared detailed reports by collecting, analyzing, and summarizing information and trends.
- Assessed the effectiveness and accuracy of new data sources and data gathering techniques.
Senior Programmer (Policy, Evaluation, Monitoring & Statistics Division) - (Grade 8)
Ministry of Agriculture and Food Security
Freetown
02.2014 - 06.2016
- I designed M&E plans and systems, mentored junior developers, and coordinated with regional managers and partners for project implementation.
- Provided technical support to users of the software applications in resolving issues or queries.
- Met with stakeholders, product teams, and Farmer Based Organizations to evaluate system processes.
- Optimized database structures to improve query response times and reduce storage costs.
- Led evaluations for ongoing monitoring, served as District Coordinating Officer, and collaborated with cross-functional teams to translate operational requirements into technical solutions.
- Implemented security protocols for data protection and ensured compliance with industry standards.
- Additionally, I documented software designs, processes, and procedures, and provided technical input for successful outcomes.
Co-Proprietor
SOLVE CONSULTANCY
Freetown
10.2011 - 06.2013
- Provided comprehensive support for IT services, encompassing desktop PCs, laptops, tablets, IP telephony, and video conferencing systems in meeting rooms for clients.
- Efficiently managing routine maintenance tasks and conducting secure and reliable database backups.
- Expertly installing and configuring computer systems using diverse build technologies.
- Executing routine backups and file archiving to facilitate efficient disaster recovery processes.
- Monitoring the implementation of program activities, outputs, and data collection methods to ensure alignment with targets.
Manager/Trainer
Computech Training Centre and Consultancy
06.2010 - 01.2011
- Developed and executed training programs for end-users and IT professionals for 120 ACC employees on MS Excel 2002, MS Access 2002, & SPSS at headquarters and regional offices.
- Conducted training sessions on MS Excel 2002 and basic computing skills for different clients.
- Proficient in the latest technologies and tools essential to the training field.
- Collaborated with external suppliers to procure IT equipment for clients within predefined budgets, involving effective negotiation and regular meetings.
- Analyzed customer feedback data to develop action plans for improving services offered.
- Developed and implemented strategies to increase customer satisfaction and loyalty.
- Ensured compliance with all applicable laws, regulations, industry standards.
- Conducted performance reviews for team members.
- Coached, mentored and trained team members in order to improve their job performance.
- Established processes to ensure efficient workflow throughout the organization.
Education
Electronics Data & Records Management -
African Institute of Management Science, Ghana
01.2017
Bachelor of Science - Information Technology
IPAM University
01.2011
Some College (No Degree) - Dip. Information Technology
IPAM University
Freetown, Sierra Leone.Diploma PC Hardware Engineering -
Banktec Institute of Management & Information Technology
MBA - International Business
AMITY UNIVERSITY
NOIDA, India.Skills
- Data Analysis
- Database Management
- Data quality
- Google Analytics
- Report Preparation
- Statistical Analysis
- Data Integrity Validation
- Report Writing
- Data Analysis and Visualization: IBM Cognos Version 112, SPSS, Power BI, MS Excel, Google Sheets
- Monitoring & Evaluation: Design and implementation, survey coordination, performance measurement
- Technical Proficiency: Database management, data warehousing, emerging technologies assessment
Affiliations
Internet Society Sierra Leone (ISOC-SL)
Personal Information
- Title: Mr.
- Date of Birth: 10/28/1986
- Nationality: Sierra Leonean
- Marital Status: Married
References
- Mrs. Edita Fofana, Deputy Director Asset Declaration Unit, Anti-Corruption Commission ACC, editajusufu@yahoo.co.uk, +232 78-852-388
- Mr. Solomon James Samba, Former Managing Director, Aureol Insurance Company Ltd., solomon_sambasjss@yahoo.co.uk, +232 76-601-260
- Mr Daniel Chaytor, Head of Department of Information Technology, University of Sierra Leone, dchaytor@ipam.edu.sl, +232-76-605-200
Certification
- Introduction to Data Analytics
- Excel Basics for Data Analytics
- Preparing data for analysis with Microsoft Excel
Languages
English
First Language
Software
IBM Cognos Analytics
MS Power BI
SPSS
MS Excel, Word, & Powerpoint
Chess, Novels, Football
I am an avid chess player, enjoying the strategic depth and mental challenge the game offers. My love for reading novels fuels my imagination and provides a rich source of inspiration and relaxation. Additionally, I am passionate about football, both as an enthusiastic spectator and as an active participant in local leagues. These hobbies not only provide me with a well-rounded balance of mental and physical activity but also enhance my strategic thinking, creativity, and teamwork skills.
Timeline
SENIOR ASSET DECLARATION DATA ANALYST (Grade 9.1)
Anti-Corruption Commission (ACC)
06.2016 - Current
Senior Programmer (Policy, Evaluation, Monitoring & Statistics Division) - (Grade 8)
Ministry of Agriculture and Food Security
02.2014 - 06.2016
Co-Proprietor
SOLVE CONSULTANCY
10.2011 - 06.2013
Manager/Trainer
Computech Training Centre and Consultancy
06.2010 - 01.2011
Electronics Data & Records Management -
African Institute of Management Science, Ghana
Bachelor of Science - Information Technology
IPAM University
Some College (No Degree) - Dip. Information Technology
IPAM University
Diploma PC Hardware Engineering -
Banktec Institute of Management & Information Technology
MBA - International Business
AMITY UNIVERSITY
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