Subashini S.
Building Management System & Sustainability Consultant
I am a sustainability and building systems consultant specialising in building management systems (BMS), HVAC optimisation, and energy efficiency. I help organisations improve building performance, reduce energy consumption, and align projects with modern sustainability frameworks. My experience combines engineering and sustainability strategy, including smart building projects such as Project Haystack tagging, data mapping, and integrating BMS into smart buildings. I also work on environmental data analysis and sustainability reporting aligned with ESG frameworks and Lifecycle Assessment (LCA). In addition, I evaluate the environmental impact of AI technologies to support responsible digital transformation. I support clients with BMS consulting, HVAC energy optimisation, sustainability strategy, environmental data analysis, and smart building solutions, delivering practical, data-driven improvements in efficiency and sustainability.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $34
Billed in all: $1,071$1.1k
$34 in the last 6 months
Across 2 contracts
Earnings, last 30 days
Skill rankings: Top 40% in Sustainability
Ranked by MRR among everyone on Upwork with the skill.
- Haystack5 freelancers · 🇮🇳 #1Top 40%🇮🇳#1 of 1
- #85Energy196 freelancers · 🇮🇳 #7Top 43%🇮🇳#7 of 11
- #189Sustainability478 freelancers · 🇮🇳 #13Top 40%🇮🇳#13 of 26
- #701Data Engineering1,602 freelancers · 🇮🇳 #98Top 44%🇮🇳#98 of 245
- #6,056Data Analysis14,624 freelancers · 🇮🇳 #412Top 41%🇮🇳#412 of 1,102