GEORGE MACHIBU KARANJA
Summary
Detail-oriented Construction manager with hands-on experience in site surveys, setting out, and site inspections, complemented by a strong foundation in civil engineering principles and building technology. Proven ability to collaborate effectively with multidisciplinary teams to ensure project specifications, safety protocols, and quality standards are consistently met on active construction sites.
Overview
12
12
years of professional experience
Work History
Site supervision/ clerks of works
Loop designs and Construction
01.2024 - Current
- Material sourcing.
- Delegation of labour.
- Labour sourcing.
- Monitored and documented material deliveries and inventory to ensure accuracy and prevent project delays.
- Coordinated daily site operations by liaising with subcontractors, site personnel, and engineers to maintain workflow and resolve on-site issues.
- Site machinery sourcing
- Performed precise site setting out and levelling using surveying instruments to support accurate construction alignment.
- Collaborated with quantity surveyors and engineers to verify project progress and support cost control through accurate site data collection.
- Collaborating with site technicians to achieve drawings requirements
- Enforced site safety protocols and maintained a safe working environment by supervising adherence to health and safety regulations.
- Liaised closely with project managers and design engineers to ensure timely resolution of on-site technical issues and maintain project schedules.
- Conducted regular site inspections and supervised construction activities to ensure compliance with design specifications and safety standards.
Planning&Design Head
Decko Ethiopia
04.2023 - 09.2024
- Headed design department for Safaricom Gsm drawings and fiber projects.
- Led development and approval of detailed design plans for large-scale fiber optic projects.
- Oversaw quality control processes, ensuring compliance with building codes and client specifications.
- Managed resource allocation for design team to optimize productivity and meet deadlines.
- Conducted site visits to verify adherence to approved design plans and technical specifications.
- Implemented innovative planning techniques that reduced design phase duration by 20%.
- Collaborated with construction and engineering teams to ensure design feasibility and resolve technical issues.
- Developed comprehensive project documentation and schedules to facilitate smooth execution.
Site supervisor/planning & design
Leadcom intergrated solutions
01.2020 - 12.2022
- Prepared Safaricom & ATC GSM planning & asbuilt drawings.
- Prepared Rooftop GSM drawings.
- Prepared bill of quantities and material schedules.
- Monitored procurement and delivery of materials to maintain schedule and quality standards in construction projects.
- Supervised site activities to ensure adherence to building technology and civil engineering design specifications.
- Coordinated with design engineers and technicians to review and implement site plans and drawings.
- Led the resolution of on-site technical issues by coordinating between contractors, engineers, and design teams.
- Managed and reviewed the development of construction schedules to optimize resource allocation and project timelines.
Site Engineer,Technician
Mashin construction ltd
08.2016 - 04.2017
- Monitored and documented material deliveries to maintain accurate inventory and support smooth project progression.
- Collaborated with engineers and site technicians to interpret architectural and structural plans, ensuring precise implementation on-site.
- Conducted site inspections and levelling operations using survey instruments to guarantee compliance with design specifications and quality standards.
- Participated in daily site coordination with subcontractors and personnel to ensure efficient workflow and adherence to safety protocols.
- Supported installation and maintenance of building technology systems, troubleshooting technical issues in collaboration with engineering teams.
- Organised and led meetings with site technicians, architects, and engineers to resolve on-site construction challenges and ensure project alignment.
- Conducted site setting out and levelling works, ensuring precise measurements and adherence to design specifications during construction activities.
- Implemented precise site measurement and setting-out techniques to ensure accurate building layout and alignment.
- Liaised with suppliers and contractors to verify material specifications and delivery timelines, maintaining project continuity.
- Assisted in coordinating site activities to ensure timely completion of construction tasks according to project schedules.
- Contributed to the preparation of technical reports and site documentation to support project management decisions.
- Ensured adherence to site safety regulations by conducting regular safety audits and promoting a culture of safety among site personnel.
- Assisted in conducting detailed site surveys and precise setting out using advanced surveying equipment to support engineering and construction accuracy.
- Collaborated with site engineers and technicians to interpret structural and architectural plans, ensuring seamless implementation of building technology and civil engineering projects.
- Monitored and documented material deliveries, ensuring proper inventory management.
Quantity surveyor
LEXIS INTERNATIONAL
04.2015 - 05.2016
- Collaborated with project teams to estimate project costs and prepare comprehensive cost plans.
- Reviewed and analysed construction contracts to ensure compliance with client requirements and industry standards.
- Coordinated procurement activities by sourcing and evaluating suppliers for cost-effective material acquisition.
- Monitored project progress and resource allocation to assist in budget control and minimise cost overruns.
- Prepared interim and final payment applications, ensuring accurate documentation and approvals.
- Implemented cost control procedures and reported financial status to project managers and stakeholders.
- Prepared detailed bills of quantities and material schedules to support accurate project budgeting and procurement.
- Conducted monthly valuations and prepared weekly dues for site personnel, ensuring timely and precise payment processes.
- Organized and led internal and external meetings with site technicians, architects, and engineers to resolve challenges and ensure alignment with project goals.
- Assisted in conducting site surveys and setting out works ensuring precise alignment and measurements for construction activities.
- Monitored and documented material deliveries, maintaining accurate inventory records to support effective site management.
- Interpreted architectural and structural drawings alongside site technicians to ensure project accuracy and feasibility.
- Managed site resources and materials to optimize usage and reduce waste during construction activities.
- Conducted quantity take-offs and measurements directly from site to verify accuracy of construction work and ensure proper payment valuations.
- Coordinated between subcontractors and site personnel to facilitate smooth project workflow and adherence to timelines.
- Assisted in preparing variation claims and change orders by documenting scope changes and cost implications to maintain project budget integrity.
- Assisted in preparing variation claims and change orders by documenting scope changes and cost implications.
Internship
Wadia construstion company
04.2013 - 09.2013
- Assisted in conducting site surveys and preparing site layouts using precision instruments.
- Collaborated with engineers to interpret and verify architectural and structural plans on-site.
- Monitored and documented material deliveries to ensure accuracy and proper inventory management.
- Participated in daily site management activities, including coordinating with subcontractors and site personnel.
- Supported the implementation of site safety protocols, contributing to a safe working environment.
- Conducted regular site inspections to ensure compliance with design specifications and quality standards.
- Performed site setting out tasks, ensuring precise alignment and measurements for construction activities.
- Conducted site levelling operations utilising a dumpy level to establish accurate elevation points.
- Supported the installation and maintenance of building technology systems on-site.
- Collaborated with site technicians to troubleshoot engineering and construction issues.
- Learned to operate and calibrate various surveying and construction measurement tools.
- Gained experience in adherence to health and safety regulations on construction sites.
Education
Autodesk, Autocad & Revit
Centre For Innovative Technology
09-2020
Module 3 - Diploma in Quantity Survey
Kenya Institute of Highways And Building Technolog
11-2018
Module 2 - Diploma in Quantity Survey
Kenya Institute of Highways And Building Technolog
11-2014
Module 1 - Diploma in Building Technology
Kiambu Institute of Science And Technology
12-2012
Skills
- Site safety protocols
- Material inventory management
- Cost estimation
- Quality inspections
- Procurement coordination
- Budget control
- Site surveying
- Project coordination
- Payment processing
- Team collaboration
- Construction cost control
Qualities
- Attention to detail
- Integrity
- Problem-solving
- Teamwork
- Time management
- Collaboration
- Critical thinking
- Safety awareness
Timeline
Site supervision/ clerks of works
Loop designs and Construction
01.2024 - Current
Planning&Design Head
Decko Ethiopia
04.2023 - 09.2024
Site supervisor/planning & design
Leadcom intergrated solutions
01.2020 - 12.2022
Site Engineer,Technician
Mashin construction ltd
08.2016 - 04.2017
Quantity surveyor
LEXIS INTERNATIONAL
04.2015 - 05.2016
Internship
Wadia construstion company
04.2013 - 09.2013
Autodesk, Autocad & Revit
Centre For Innovative Technology
Module 3 - Diploma in Quantity Survey
Kenya Institute of Highways And Building Technolog
Module 2 - Diploma in Quantity Survey
Kenya Institute of Highways And Building Technolog
Module 1 - Diploma in Building Technology
Kiambu Institute of Science And Technology
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