Director, Cost Management

Director of Cost Management

Location: Remote (East Coast US or UK Preferred)
Start: As soon as possible
Contract: Full Time
Travel: Regular travel required

About Rubix

At Rubix, we design and deliver end-to-end AI data center infrastructure — from site origination and development through to long-term operations. We partner with customers to scale AI with speed, efficiency, and sustainability, backed by secured land, power access, and accelerated delivery models.

What Impact You Will Have

As Director of Cost Management for, you will bring cost clarity and commercial discipline to Rubix's regional data center portfolio. You'll build the benchmarks, controls, and reporting that help us make smart investment decisions and deliver complex projects with confidence.

What You'll Do

Own cost visibility

• Own cost planning, estimating, budgeting, forecasting, and reporting for data center developments.

• Establish robust cost controls across the project lifecycle, from early feasibility through final account.

• Develop regional cost benchmarks and lessons learned to improve future investment and delivery decisions.

Shape commercial decisions

• Partner with delivery, design, construction, finance, procurement, and leadership teams on cost strategy.

• Recommend procurement routes, tender strategy, change control, contract risk, value engineering, speed to market, and commercial trade-offs.

• Produce clear cost reports, cash flow forecasts, expenditure profiles, variance analysis, and executive-level updates.

• Develop cost metrics across multiple projects to aid forward cost budgeting and cost control strategy.

• Identify and incorporate mechanisms to improve project capex expenditure and improve cost efficiency to target improvements in cost/MW deployment, in consideration to Operational impacts

Build the function

• Create repeatable cost management processes, templates, reporting cadence, and governance standards.

• Manage external quantity surveyors, cost consultants, contractors, and commercial advisors.

• Support team growth by identifying capability needs and developing best practices.

What You'll Need

• 10+ years of cost management, quantity surveying, commercial management, or project controls experience.

• Experience supporting large-scale construction, data center, mission-critical, industrial, or infrastructure projects globally

• Strong understanding of pre-contract and post-contract cost management, tendering, change control, and final accounts.

• Experience developing budgets, cost plans, forecasts, cash flows, and executive reporting.

• Knowledge of the needs and expectations of the business finance team and their objectives for accurate reporting on cash flow, profitability, and stakeholder reporting.

• Ability to travel globally as needed.

What Will Make You Stand Out

• Direct experience with hyperscale, colocation, or AI infrastructure data center projects.

• Professional qualification such as MRICS, chartered quantity surveyor status, or equivalent regional credentials.

• Experience using earned value management, advanced project controls, or portfolio-level cost benchmarking.

• Ability to influence senior stakeholders through clear commercial analysis and practical recommendations.

• Comfort building a cost management function in a high-growth, entrepreneurial environment.

• Comfortable interacting at all stakeholder levels, from project level to executive level.

What We Offer

• Exposure to high-impact investment decisions in a rapidly growing AI infrastructure platform

• Opportunity to work across the full asset lifecycle—from origination through operations

• Direct collaboration with senior leadership and cross-functional teams

• A fast-paced, entrepreneurial environment with strong growth potential

Rubix offers competitive compensation including base pay, performance incentives, and benefits.

Our job titles may span more than one job level. The actual base pay is dependent on a number of factors, such as transferable skills, location, work experience, business needs and market demands. Rubix will have an office in London. Employees within 50 miles radius of central London will be expected to appear in the office up to 4 days per week as determined by their leader.

Our Inclusive Responsibility

Rubix is committed to creating a diverse and inclusive environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration without regard to any protected category under applicable law.