JECCA Engineering Group
YOUR GO-TO MULTI DISCIPLINARY POWERHOUSE
Delivering top-tier solutions across Mining, Construction, Aviation, Electrical Engineering, and Energy sectors
GET STARTED
Engineering in Zimbabwe
Started as a small organization carrying out minor renovation works, Jecca Engineering has grown to become a national force in the Zimbabwean engineering industry.
JECCA Engineering Group (Pvt) Ltd is a multi-disciplinary engineering company servicing the, Mining, Construction, Aviation, Electrical Engineering and Energy Industrial Sectors. The company operates from Bluffhill, Harare, Zimbabwe. JECCA Engineering prides itself within the slogan ‘Premium Quality Engineering.’
Jecca Engineering provides full Engineering, Procurement, Construction Management services for utility-scale power infrastructure. As EPCM, we act as single-point accountability from concept to energisation, managing cost, time, quality and SHEQ under FIDIC / NEC contracts.
READ MORE
Engineering
- Feasibility & Concept: Load flow and fault level studies (DigSilent, ETAP), route selection, soil resistivity, LIDAR survey and EIA support.
- Detailed Design: Substations 11kV to 420kV, including GA layouts, earthmat, lightning, busbar sizing, CT/VT sizing and steelwork.
- OHL Design: PLS-CADD tower spotting, sag-tension and foundation design (pad & chimney, pile, rock anchor).
- Protection & Control: Single line diagrams, AC/DC schematics, protection grading, relay setting files and SCADA points list (IEC 61850).
- Solar Farm: PVsyst yield, DC block design, cable sizing, 33/132kV collector design and grid code compliance (ZETDC / SAPP).
- Studies: Arc flash, harmonic analysis, insulation coordination, dynamic stability, earthing (IEEE 80) and lightning protection.
Procurement
- Back-to-Back Procurement Strategy: We procure as agent of the Client under a transparent, auditable process.
- Equipment Sourcing: Transformers (up to 500MVA), switchgear (AIS/GIS), towers, conductors (Lynx, Wolf, Zebra, Twin Zebra), insulators, OPGW, inverters, trackers and PV modules. Tier 1 OEMs only (Sungrow, BYD, Huawei, ABB, Siemens, Schneider, SEL).
- Vendor Management: Factory Acceptance Tests (FAT), expediting, logistics, customs (Beitbridge/Durban) and storage at our Harare yard.
- Local Content: Preference to Zimbabwean manufacturers such as CAFCA cables, Zimchem and local steel fabricators.
Construction
- Civil: Tower foundations, substation terraces, piling for solar trackers (45,000 piles at Zimplats completed), roads, drainage and buildings.
- Substations: Earthmat installation (<1 ohm), steel erection, primary plant installation and control building fit-out.
- OHL: Wayleave clearance, foundations, tower assembly/erection with an 80T crane fleet, conductor stringing with tension stringing machines (up to 4-conductor bundle), OPGW splicing and testing.
- Solar: Tracker installation (Nextracker / Arctech), module mounting, DC stringing, inverter station / BESS integration (5MWh containers).
- Testing & Commissioning: Primary and secondary injection, CT/VT ratio, insulation and contact resistance, relay trip testing, interlock checks, SCADA / NCC integration to the ZETDC National Control Centre, and for solar: I-V curve tracing, thermal imaging and PAC testing.
Management
- Project Controls: MS Project / Primavera P6, earned value, weekly dashboards and cost forecasting.
- Contract Administration: FIDIC Yellow/Silver Book, variation management, claims prevention and back-to-back subcontracting.
- SHEQ Management: ISO 45001:2018, ISO 14001, SHEQ file for ZETDC approval, and a zero LTI record on Zimplats 35MW.
- Owner's Engineer Role: Independent oversight, design reviews, construction QA/QC, witnessing SAT, as-built documentation, O&M manual handover and training of the Client O&M team.
- Lifecycle Support: 24-month defects liability, asset management planning, spares optimisation and O&M contract options.
Our Services
Engineering, procurement, construction and management for utility-scale power infrastructure, from 11kV to 420kV and solar, delivered with single-point accountability from concept to energisation.
Power Transmission And Distribution
Substations from 11kV to 420kV and overhead lines, from design and tower erection to conductor stringing.
Photovoltaic Power Plants
Solar farm design, tracker and module installation and BESS integration, including 45,000 piles completed at Zimplats.
Power System Protection
Protection grading, relay setting files and SCADA integration, backed by injection testing and commissioning.
Asset Care & Condition Monitoring
Thermal imaging, asset management planning, spares optimisation and O&M support with a 24-month defects liability.
Civil Engineering
Tower foundations, substation terraces, roads, drainage and buildings.
Drawing Office
GA layouts, single line diagrams, AC/DC schematics and PLS-CADD tower spotting.
Culvert Pipes/Poles
Culvert pipes and concrete electric poles for power lines.
Roofing Services
OUR PEOPLE
The Power Behind The Power
Every great achievement begins long before the first tool is picked up. It begins with people who believe in something bigger than themselves. Jecca Engineering is built on the strength of our people every engineer, technician, and team member brings more than skill to every project. They bring passion, discipline, and the kind of dedication that turns ordinary days into extraordinary progress.
We don't simply build infrastructure. We build trust, one project at a time. We build reputation, one commitment kept at a time. And we build a legacy, one team effort at a time. This is the true power behind Jecca Engineering not just our tools or technology, but the heart, the grit, and the unity of our people.
Some of the
Projects We Do
From power transmission and photovoltaic plants to civil works and street lighting, here is a look at the kind of projects Jecca Engineering delivers across Zimbabwe.
Our
Current Capacity
- 2 x 50MW Solar farms
- 100MVA Substation construction
- 100km 11kV OHL per year
- 200km 33kV OHL per year
- 100km 132kV OHL per year
- 100km 330kV OHL per year
TESTIMONIALS
Hear From Some Of Our Previous Clients
We have worked with 10s of clients in the past years, and here is what some of the got to say about Jecca Engineering.
They are the best builders in town and they have a well organized structure for everything. The people are really good, they have great value for vendors and suppliers. Their office is really awesome. I really appreciate the work and services they offer.
Jecca Engineering is one of the fore-leading construction firms in Zimbabwe. They specialize in building construction, industrial, commercial and residential. Great team with renowed accomplishments across Harare & the Zimbabwe.
Very Competent Contruction Company. A nice company to do business with, and their staff are professionals, too. This is a a construction company I would like to work with again.
WHY US
Why Jecca for 11kV - 420kV + Solar
Proven EPCM Track Record
Only Zimbabwean contractor to have built 35MWac solar + 132kV cut-in/out + 45MVA substation as EPCM (Zimplats).
Equipment Owned
2x 80T mobile cranes, 4x tension stringing machines, 3x piling rigs, protection test kits (OMICRON CMC 356, ISA), DILO SF6 and thermal drones.
Experienced Manpower
120 permanent staff + 300 project labour, and 4 Directors (electrical, civil, protection, projects) with 60+ years combined experience, all ZIE / ECZ registered.
Bankable & Compliant
Audited accounts, $5M liability insurance, NSSA and ZIMRA compliant, ISO certified.
Contact Us
Address
- 3148 Lavenham Drive
- Bluffhill, Harare
- Zimbabwe
E-mail Address
