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Gary SedillosGS

Gary Sedillos

CONTRACT ADMINISTRATOR

€417/day
Aurora, US
15+ years

Average response time: 1 hour

About Gary

PROFESSIONAL SUMMARY

Contracts Administrator / Project Controls Analyst with a strong background in project controls, contract administration, and compliance, overseeing contract and project lifecycles, and mitigating risks.

Proficiency in cost tracking, forecasting, and managing project financial health aligns seamlessly with the requirements for various Project Management roles, emphasizing his ability to deliver results in Contract Administration, Project Controls, Project Finance, and Grant Management

Skilled in negotiating contract terms, managing vendor relationships, project and risk management, and facilitating contract execution. Experienced with collaborating with teams, adapting to changing needs, and consistently delivering results.

Over 25 years of comprehensive experience in Project Management and Contract Administration, Finance and Accounting, grounded in robust competencies spanning real estate, finance, risk, and construction project management.
  • English

    Native or bilingual

Can work on-site
Aurora (up to 50km)

Experience

  • LS Gallegos & Associates LLC,
    CONTRACT ADMINISTRATOR / PROJECT COST CONTROL
    AVIATION AND AEROSPACE
    March 2022 - March 2025 (3 years)
    Englewood, CO, USA
    • Enforce contract compliance, contract performance, and contract closeout, review and process change orders, and payment applications for design / engineering/construction companies on DEN projects/capital improvement projects.
    • Evaluate and monitor contract performance to ensure compliance with contractual obligations and determine the need for changes.
    • Supports opportunities to reduce costs, minimize risk, and improve business conditions.
    • Coordinated with PMs, engineers, and financial stakeholders on procurement, purchase orders, and invoicing, ensuring compliance with FAA grant guidelines.
    • Experience using Unifier, Textura, Workday, Power BI in processing project tasks and updating financial information.
    • Prepare purchase orders, solicit bid proposals, and review requisitions for goods and services, perform supply chain management.
    • Balancing multiple projects of different scopes and scales, ability to work closely with other city departments/agencies.
    • Performed earned value management (EVM) techniques to monitor project performance, analyzing cost and schedule variances to ensure alignment with budget and timeline using Excel.
    • Developed and maintained a contract tracking system, generated financial reports, and supported the reconciliation of budgets and forecasts.
    • Coordinates internal review committees and recommends contract renewals, extensions, amendments, and modifications.
    • Contributed to cost mitigation strategies by assessing budget risks and assisting in corrective action planning during change management reviews
    • Managed Estimates to Complete (ETCs) for scope additions, task orders, and risk exposures; aligned budgets using Unifier, Textura, and Workday.
    • Participated in the preparation of white papers to support project funding, re-baselining, and capital planning efforts.
    • Supported monthly Estimate at Completion (EAC) and variance analysis reviews, contributing to cost projections and financial alignment.
  • Tudela International, LLC and Tudela Internacional S. de R.L de C.V,
    PROJECT ENGINEER
    HEALTH AND WELLNESS
    August 2019 - September 2020 (1 year and 1 month)
    80129, Highlands Ranch, CO, USA
    • Enforced contract compliance, performance, and closeout, including reviewing and processing change
    orders and payment applications; assisted in negotiating contract terms, vendor management, and cost
    agreements.
    • Monitored project performance through earned value management (EVM), analyzing cost and schedule
    variances to ensure alignment with budget and timeline using Excel.
    • Led quality control efforts across budget, schedule, plans, and field staff (3+ workers), while conducting
    on-site inspections to verify compliance with performance and labor standards.
    • Maintained a tracking system of contract files, documented project outcomes, and prepared detailed
    reports for management on contractor performance.
    • Supported procurement functions including purchase orders, bid solicitations, and requisitions for
    goods/services; applied relevant building codes and QA/QC standards during review of engineering
    deliverables.
    • Scheduled, coordinated, and monitored engineering work to ensure deadlines were met and corrective
    actions initiated as needed.
    • Collaborated with project managers, clients, and stakeholders to interpret project needs, resolve issues,
    and align tasks with strategic planning and resource allocation.
    • Participated in change management and cost mitigation discussions, identifying opportunities to reduce
    costs,minimize risk, and improve delivery conditions.
    • Held weekly status reviews with stakeholders and made presentations to city agencies regarding contract
    policies and procedures.
  • Terumo BCT,
    PROJECT ENGINEER / QUALITY CONTROL
    August 2019 - September 2020 (1 year and 1 month)
    • Enforced contract compliance, performance, and closeout, including reviewing and processing change orders and payment applications; assisted in negotiating contract terms, vendor management, and cost agreements.
    • Monitored project performance through earned value management (EVM), analyzing cost and schedule variances to ensure alignment with budget and timeline using Excel.
    • Led quality control efforts across budget, schedule, plans, and field staff (3+ workers), while conducting on-site inspections to verify compliance with performance and labor standards.
    • Maintained a tracking system of contract files, documented project outcomes, and prepared detailed reports for management on contractor performance.
    • Supported procurement functions including purchase orders, bid solicitations, and requisitions for goods/services; applied relevant building codes and QA/QC standards during review of engineering deliverables.
    • Scheduled, coordinated, and monitored engineering work to ensure deadlines were met and corrective actions initiated as needed.
    • Collaborated with project managers, clients, and stakeholders to interpret project needs, resolve issues, and align tasks with strategic planning and resource allocation.
    • Participated in change management and cost mitigation discussions, identifying opportunities to reduce costs,minimize risk, and improve delivery conditions.
    • Held weekly status reviews with stakeholders and made presentations to city agencies regarding contract policies and procedures.

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Education

  • Bachelor of Science
    University of Denver
    1995
    Bachelor of Science
  • Graduate Certificate
    Colorado State University
    2026
    Graduate Certificate

Skill set

Categories