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Naseer S.
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Naseer S.

Power Systems Engineer | Solar, BESS, Data Center & Substation Expert

Hello, I’m Naseer, a Chartered Principal Electrical Power Systems Engineer with 12+ years of international experience across Data Centers, Battery Energy Storage Systems (BESS), Solar PV, Substations, HV/MV infrastructure, and Grid Integration. I specialize in delivering electrical power infrastructure formission-critical and energy-intensive facilities, including hyperscale and colocation data centers, as well as utility-scale renewable energy and BESS projects. My experience covers the complete project lifecycle, from feasibility studies and power capacity assessments through conceptual design, electrical architecture, detailed engineering, grid connection, compliance, and technical due diligence. I have worked with clients across the UK, USA, Europe, Australia, and the Middle East, including data center developers, infrastructure investors, utilities, EPCs, renewable energy developers, and engineering consultancies. 🏢 Data Center Expertise My data center experience includes HV/MV electrical infrastructure, utility/grid connections, substations, critical power systems, Tier III-oriented redundancy, standby generation, UPS systems, MV/LV distribution, electrical SLDs, PDU-level distribution, load assessments, and campus power planning. I have supported data center developments from utility connection through to data hall/PDU level, with a focus on reliability, redundancy, maintainability, scalability, and future capacity expansion. 🌍 Featured International Projects EMEA * 800MW / 3200MWh BESS – Preliminary Design & Consultancy * 500MW / 2000MWh BESS – Preliminary Design & Optioneering * 250MW / 1GWh BESS, Morgenrot – Detailed Design & Consultancy * 150MW / 600MWh BESS, Fedderwarden – Detailed Design & Consultancy * 100MW / 400MWh BESS, Hahnenklamm II – Detailed Design & Consultancy * 100MW / 200MWh BESS, Hahnenklamm – Detailed Design & Consultancy * 75MW / 150MWh BESS – Preliminary Design & Consultancy * 50MW Substation + 44MW / 88MWh BESS + 50MWp Solar PV – Preliminary Design * 6GW BESS portfolio – Preliminary Design & Consultancy * 12GW of G99 Grid Connection Applications United States * 50MW Colocation Data Center – HV/MV Infrastructure & Electrical Architecture * 50MW / 100MWh BESS – Detailed Design & Consultancy * 1.5MW / 150MWh BESS – System Design & Consultancy * 250MW Substation + 250MW / 500MWh BESS + 250MWp Solar PV – Preliminary Design Australia * 200MW / 400MWh BESS + 126MW Solar PV – Detailed Design & Consultancy * 250MW Substation + 250MWp Solar PV + 250MW / 500MWh BESS – Preliminary Design * 2.5GWh BESS portfolio – Optioneering & Compliance Studies 🌍 Middle East & International * 50MW Solar + 34MW / 68MWh BESS – UAE * 120MWp C&I & Grid-Connected Solar PV + 132kV Substation * 2GW / 400kV HVAC Substation – Feasibility & Indicative Design * 650MW BESS / 275kV – Optioneering & System Compliance ⚡ Core Services * Data Center Electrical Infrastructure & Power Architecture * HV/MV Substation Design * Utility & Grid Connection Engineering * Tier III-Oriented Redundancy & Critical Power Systems * Data Center Electrical SLDs & Distribution Design * Load & Demand Assessment / Grid Applications * BESS Design & Consultancy * Solar PV Design * Power Systems Studies – ETAP & DIgSILENT PowerFactory * Protection & Coordination Studies * Technical Due Diligence & Owner’s Engineering * Engineering Consultancy & Technical Sales Support 🛠️ Software & Standards Software: ETAP, DIgSILENT PowerFactory, AutoCAD, PVSyst, PVCase, SketchUp, Helioscope, CYMCAP and related power-system engineering tools. Standards & Codes: NEC, IEC, NFPA, G99, G74, G5/5 and other applicable international grid and electrical standards. 🎯 Why Work With Me? ✔ 12+ years of international electrical power engineering experience ✔ Data center, BESS, renewable energy and HV/MV infrastructure expertise ✔ Experience across the UK, USA, Europe, Australia and Middle East ✔ Strong combination of engineering, grid, commercial and project-development experience ✔ Practical approach focused on reliability, compliance, cost and constructability ✔ Experience supporting projects from concept through detailed design and implementation ✔ Flexible engagement from one-off engineering studies and design packages to long-term project support If you are looking for an experienced Electrical Power Systems / Data Center Engineer who can support data center power infrastructure, HV/MV systems, substations, grid connections, BESS and renewable energy projects, I would be happy to discuss your requirements. I am available for project-based consultancy, technical design, engineering studies, owner’s engineering, technical due diligence, and long-term engineering support. I look forward to helping you deliver your next power infrastructure project.

🇬🇧London, United Kingdom$75/hr100% JSS4.99 (26)Since Nov 2022

Earnings and projects

MRR
$1.3k

Last 6 months ÷ 6

World#38,578 / 412k
🇬🇧Country#786 / 10.7k
Revenue, last 30 days
$1.5k

Last 6 months: $7.6k

World#29,577 / 412k
🇬🇧Country#598 / 10.7k
Total earnings
$38k

Billed in all: $39k

World#94,008 / 412k
🇬🇧Country#2,144 / 10.7k
Per project
$1.1k

$1.3k in the last 6 months

World#119,942 / 412k
🇬🇧Country#2,788 / 10.7k
Projects, last 6 months
6

Across 7 contracts

57% fixed43% hourly
World#34,407 / 412k
🇬🇧Country#777 / 10.7k
Projects in all
36

Across 44 contracts

80% fixed20% hourly
World#83,216 / 412k
🇬🇧Country#2,169 / 10.7k

Earnings, last 30 days

$38.8k+$1.5k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$37k$38k$39kOct 8Oct 23Nov 7

Skill rankings: Top 8% in SketchUp

Ranked by MRR among everyone on Upwork with the skill.

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  4. #10ETAP69 freelancers · 🇬🇧 #1Top 14%
  5. #13Energy & Utilities117 freelancers · 🇬🇧 #1Top 11%
  6. #14Power System69 freelancers · 🇬🇧 #1Top 20%
  7. #16PVSyst109 freelancers · 🇬🇧 #1Top 15%
  8. #21SCADA128 freelancers · 🇬🇧 #1Top 16%