Development Associate

Last Energy

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Austin, TX on site Until 8/21/2026 2+ years exp First posted May 14, 2026 Last posted May 14, 2026
Job description

Last Energy seeks a Development Associate to support the development of our micro modular nuclear power plant portfolio across domestic and international markets. This is a supporting role on a small, fast-moving team — you will be the person who keeps the numbers sharp, the schedules current, and the risks visible.

Day to day, that means building and maintaining cost estimates, project schedules, and risk registers across multiple active development sites; tracking consultant spend and milestones; and producing the analysis that helps the development team make faster, better decisions. If you're the kind of person who instinctively reaches for a spreadsheet, thinks in contingencies, and gets satisfaction from bringing order to complex, multi-variable problems, this role is for you.

Key Duties & Responsibilities

  • Build and maintain detailed project schedules across multiple active development sites, tracking milestones, dependencies, and critical path for pre-construction deliverables
  • Develop and update cost estimates for site development activities, including consultant scopes, permitting fees, site studies, and interconnection costs
  • Maintain risk registers for each active site, tracking identified risks, probability, and impact assessments, mitigation actions, and ownership
  • Support the team in tracking consultant budgets and invoices against approved scopes of work, flagging variances, and helping to manage spend across the portfolio
  • Support due diligence workstreams by gathering, organizing, and analyzing data from geotechnical, environmental, survey, and interconnection consultants
  • Help maintain organized project files, tracking documents, and records across a multi-site, multi-jurisdiction portfolio
  • Assist senior team members with analysis and materials for regulatory submissions, site control negotiations, and partner-facing deliverables as needed
  • Other duties as assigned

Qualifications

  • Bachelor's degree in Engineering, Construction Management, Project Management, Finance, or a related field
  • 2–5 years of experience in project controls, cost estimating, project management support, or a related analytical role; energy, infrastructure, or construction experience is a plus
  • Advanced Excel skills are essential — you should be comfortable building cost models, schedule trackers, and risk matrices from scratch
  • Familiarity with project scheduling tools (Smartsheet, MS Project, Primavera P6, or similar) is a plus
  • Strong quantitative and analytical instincts — comfortable working with uncertain inputs, building in contingencies, and communicating ranges rather than false precision
  • Detail-oriented with strong organizational skills; able to track many moving pieces across multiple projects simultaneously without dropping the ball
  • Clear, concise written communication — you will be summarizing complex status and analysis for internal audiences regularly
  • Eager to learn the specifics of nuclear project development, regulatory processes, and energy infrastructure; prior knowledge is a plus but not required
  • Strong self-starter with the ability to quickly adapt strategy in a fast-paced environment
About this role

Summary

Support nuclear project development through scheduling, cost estimates, risk registers, and data analysis.

Job title

Development Associate

Experience level

2-5 years

Minimum experience

2+ years exp

Industry

energy

Location requirements

Austin, TX; on-site with some remote flexibility

Salary

Not specified

Management role

No

Skills & keywords

Required skills

Excelproject schedulingcost modelingrisk matrices

Preferred skills

SmartsheetMS ProjectPrimavera P6energy

Specializations

project schedulescost estimatingrisk managementanalysis
Locations

Structured locations inferred from the posting.

Austin, TX, USA

On-site City