James Rwegoshora
Mwanza
Summary
Strategic Mining Engineer (MBA) with a proven track record in commercial expansion, driving over USD 30 million in annual revenue through strategic account management and exceptional relationship-building. Expert in drilling and blasting, leveraging data science to identify growth opportunities and enhance customer retention by 25%. Committed to delivering results and optimizing performance.
Overview
9
9
years of professional experience
1
1
Certification
Work History
Chief Sales Engineer
Solar Mining Services
Dar Es Salaam
11.2022 - Current
- Manage a portfolio of over 40 key mining accounts across East and Central Africa.
- Acquire 10–15 new clients annually, contributing to over USD 30 million in yearly revenue.
- Identify 15 to 20 strategic growth opportunities per year in drilling and blasting services.
- Generate 120+ high-quality leads yearly, with a 40%+ conversion rate.
- Achieve 15–20% year-over-year growth through renewals and upselling.
- Maintain sales forecast accuracy above 90%.
- Submit 20–40 competitive bid proposals per year through targeted market analysis.
- Increase customer retention by 25% through consistent service and relationship management.
- Provide technical support to 10–20 active mine sites.
Technical Sales Engineer
Orica, North Mara Gold Mine
Mara
03.2022 - 10.2022
- Boosted customer productivity by 20% at mine sites using advanced digital drilling and blasting solutions (BlastIQ, EBS, SHOTPlus).
- Resolved 30+ complex technical issues annually, enhancing safety and reducing downtime.
- Maintained 100% compliance with product quality standards for open pit and underground operations.
- Analyzed 100+ blast designs yearly, optimizing performance and cutting operational costs by 15%.
- Managed 10+ technical blasting projects, delivering over $2M in value through efficiency improvements.
- Prepared monthly technical reports to support data-driven decisions and continuous improvement.
Site Supervisor
Orica, Geita Gold Mine
Geita
07.2020 - 03.2022
- Managed drilling and blasting accounts for Geita Gold Mine, for both open-pit and underground operations.
- Supported client production targets by delivering bulk products and services to more than five sites.
- Maintained equipment uptime at 98% by overseeing plant and machinery maintenance.
- Conducted 12 or more site audits annually, ensuring 100% regulatory and policy compliance.
- Assisted in budgeting and resource planning, optimizing capital expenditure and staffing.
- Reduced inventory costs by 20% through effective stock management and rotation.
- Led and motivated a team of 20 or more employees, enhancing performance and customer service while maintaining safety standards.
Technical Sales Engineer
RHAB Mining Supplies Company Limited
Dar Es Salaam
07.2019 - 07.2020
- Maintained strong relationships with key stakeholders to enhance service delivery.
- Provided customers with product demonstrations, training and technical support.
- Conducted customer needs assessments to identify potential areas of improvement.
- Developed pricing models based on competitive analysis of similar products in the mining industry.
- Identified target markets and created marketing campaigns to reach them.
- Collaborated with other departments such as operations, finance and marketing to ensure successful implementation of sales initiatives.
Quarry and Crushers Supervisor
Heidelberg Cement
Dar Es Salaam
05.2017 - 06.2019
- Supervised daily operations in the cement production facility.
- Coordinated maintenance activities to ensure equipment reliability and performance.
- Implemented process improvements to enhance workflow efficiency and safety measures.
- Assisted in inventory management to maintain adequate supply levels for operations.
- Directed and supervised team of 15 employees in daily operations.
Mining Engineer Intern
AngloGold Ashanti, Geita Gold Mine
East Africa
03.2016 - 05.2016
- Designed efficient drilling and blasting plans to optimize gold extraction and reduce dilution.
- Analyzed data from drilling operations to improve extraction strategies and methodologies.
- Maintained accurate records related to daily production levels at the mine site.
- Ensured compliance with all safety regulations in the mining industry.
Education
Master of Business Administration - Corporate Management
Institute of Accountancy Arusha
Tanzania01-2024
Bachelor of Science - Mining Engineering
The University of Dodoma
Tanzania01-2016
Skills
- Mining production
- Drilling and Blasting
- Sales and Marketing
- Account Management
- MS Office Suite
- SAP
- Data Science
Accomplishments
- Won a number of new mining projects and tenders, which helped to increase the revenue by $4M per annum
- Completed multiple cost-saving projects and value-adding projects for clients that resulted in longer customer relationships
- Mobilized a smooth start-up of the new open pit project, Nyamillima, at AngloGold Ashanti, Geita Gold Mine, until production ramp-up in April 2021
- Led the team to achieve customer blast demand, and earned recognition from upper management (Orica-Geita, 2021)
- Consistently maintained high customer satisfaction ratings
REFERENCES
- Alex, Katalyeba, Drill and Blast Superintendent, akatalyeba@anglogoldashanti.com, +255 784 056 386, Geita Gold Mining Limited, Geita, Tanzania
- Jimmy, Jumba, Territory Manager (retired), jimmy.bunyu@gmail.com, +255 685 662 303, Orica Tanzania Ltd, Dar es Salaam, Tanzania
- Rayson Nkya, Managing Director, raysonnkya@gmail.com, +255 764 762 111, RHAB Mining Supplies Company Ltd, Dar es Salaam, Tanzania
Certification
- Registered Member, ISEE (International Society of Explosives Engineer).
- Mining Engineer, Engineer's Registration Board, ERB Tanzania.
- Registered Member, TIME (Tanzania Institute of Mining Engineers).
- Registered Member, TMSA (Tanzania Marketing Science Association).
- Valid Passport and Driving License.
- Valid Blasting License.
- Electronic Blasting System Training (Orica, 2021).
- Basic Data Science-Regensys, 2025
LANGUAGES
English
Proficient (C2)
C2
Swahili
Native
Native
Timeline
Chief Sales Engineer
Solar Mining Services
11.2022 - Current
Technical Sales Engineer
Orica, North Mara Gold Mine
03.2022 - 10.2022
Site Supervisor
Orica, Geita Gold Mine
07.2020 - 03.2022
Technical Sales Engineer
RHAB Mining Supplies Company Limited
07.2019 - 07.2020
Quarry and Crushers Supervisor
Heidelberg Cement
05.2017 - 06.2019
Mining Engineer Intern
AngloGold Ashanti, Geita Gold Mine
03.2016 - 05.2016
Master of Business Administration - Corporate Management
Institute of Accountancy Arusha
Bachelor of Science - Mining Engineering
The University of Dodoma
Similar Profiles
Akhil PillayAkhil Pillay
Apprentice at Solar Mining ServicesApprentice at Solar Mining Services
Keolebogile MotlhatlegoKeolebogile Motlhatlego
Administrator and Receptionist at Solar Mining ServicesAdministrator and Receptionist at Solar Mining Services
Matsiliso ThebehaliMatsiliso Thebehali
HR Officer at Solar Mining ServicesHR Officer at Solar Mining Services
Leticia MailaLeticia Maila
Air Traffic Controller at TANZANIA CIVIL AVIATION AUTHORITY (TCAA)Air Traffic Controller at TANZANIA CIVIL AVIATION AUTHORITY (TCAA)
Renard MlyakadoRenard Mlyakado
Regional Epidemiologist & PHEOC Coordinator at Ministry of HealthRegional Epidemiologist & PHEOC Coordinator at Ministry of Health