Project Assistant Jobs in Colorado
Project assistant jobs in Colorado are concentrated in construction, technology, and healthcare administration, with strong demand in both project coordination and administrative support roles at every level from entry-level coordinators to senior project associates. Denver, Colorado Springs, and Boulder account for the largest share of openings, where major employers like Lockheed Martin, UCHealth, and AECOM maintain consistent hiring needs for project support staff. Demand is especially active in infrastructure, defense contracting, and health systems expansion across the Front Range. Find a role that fits below and apply directly.
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ERM is hiring a hybrid Project Administrative Assistants in Denver, Colorado to provide administrative, organizational, and project support to leadership and project teams. This position is responsible for coordinating day-to-day administrative activities, maintaining accurate records and documentation, supporting internal and client communications, and helping ensure project and business needs are addressed efficiently and professionally. This is a full time (40 hours per week) limited-term role for a duration of 12 months, extendable. Work will be hybrid remote and in office 2-3 days per week depending on project demands.
Responsibilities
- Provide day-to-day administrative support to leadership and project teams.
- Manage calendars, coordinate meetings, and assist with scheduling internal and external calls.
- Prepare meeting materials, agendas, notes, correspondence, and other business documents.
- Assist with travel arrangements, expense reporting, and related administrative activities.
- Coordinate internal communications and follow up on outstanding requests and action items.
- Assist project teams with organizing and maintaining project files, records, trackers, and other documentation.
- Prepare, format, proofread, and distribute reports, presentations, correspondence, spreadsheets, and client deliverables.
- Maintain tracking logs for project activities, documents, agreements, invoices, or other deliverables as needed.
- Support document routing, signature coordination, filing, and distribution.
- Assist with data entry and quality-control reviews to promote accurate and complete project records.
- Assist with invoice preparation, expense documentation, purchase requests, and other administrative components of project financial management.
- Support project managers with tracking budgets, invoices, vendor documentation, and outstanding administrative items.
- Coordinate with internal accounting, procurement, and project teams as needed.
- Serve as an administrative point of contact for routine coordination with employees, clients, vendors, subcontractors, and other project stakeholders.
- Help coordinate team meetings, client meetings, training sessions, and other events.
- Maintain professionalism and discretion when handling confidential or sensitive business information.
Qualifications
- High school diploma or equivalent required; associate or bachelor's degree preferred.
- A minimum of 2 years of administrative, project coordination, or professional office experience preferred.
- Strong organizational skills with excellent attention to detail.
- Strong written and verbal communication skills.
- Ability to prioritize multiple assignments and meet deadlines in a fast-paced environment.
- Proficiency with Microsoft Office applications, including Word, Excel, PowerPoint, Outlook, and Teams. SAP experience a plus!
- Ability to work independently while effectively collaborating with multiple project teams and stakeholders.
- Strong judgment, professionalism, discretion, and customer-service orientation.
- This position is not eligible for immigration sponsorship.
Preferred Experience
- Experience supporting consulting, engineering, utility, construction, real estate, land services, or other project-based organizations.
- Experience maintaining project documentation, trackers, invoices, contracts, or similar records.
- Familiarity with document management and project management systems.
- Experience supporting geographically dispersed teams and multiple concurrent projects.
Accepting applications on an ongoing basis.
For the Project Administrative Assistant position, the anticipated hourly pay is $25–$40 (USD). Actual pay will depend on factors such as education, experience, skills, location, performance, and business needs. In some cases, pay may fall outside this range. This role may be eligible for bonus pay subject to the sole discretion of ERM and its policies and procedures (casual and fixed term/flex force employees are not bonus eligible).
We offer a comprehensive benefits package, including paid time off (vacation, sick, and floating holidays), parental leave, medical, dental, vision, life, disability, AD&D insurance, 401(k), and other applicable benefits to eligible employees.
Who We Are:
As the largest global pure play sustainability consultancy, we partner with the world’s leading organizations, creating innovative solutions to sustainability challenges and unlocking commercial opportunities that meet the needs of today while preserving opportunity for future generations.
At ERM we know that creating a diverse, equitable and inclusive work environment is an essential part of making our company a great place to build a career. We also see our diversity as a strength that helps us create better solutions for our clients. Our diverse team of world-class experts supports clients across the breadth of their organizations to operationalize sustainability, underpinned by our deep technical expertise in addressing their environmental, health, safety, risk and social issues. We call this capability our “boots to boardroom” approach for its comprehensive service model that allows ERM to develop strategic and technical solutions that advance objectives on the ground or at the executive level.
Please submit your resume and brief cover letter.
ERM does not accept recruiting agency resumes. Please do not forward resumes to our jobs alias, ERM employees or any other company location. ERM is not responsible for any fees related to unsolicited resumes.
ERM is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender, sexual orientation, gender identity, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.
Thank you for your interest in ERM!
#LI-Hybrid
#LI-RM1
See All 47 Project Assistant Jobs in Colorado
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Find Project Assistant JobsProject Assistant Jobs by City in Colorado
Where Colorado roles are concentrated, by current openings.
Project Assistant Job Market in Colorado
A snapshot from current Colorado openings, updated as new roles post.
Who's Hiring



Top Industries Hiring
- Energy
- Staffing & Recruiting
- Construction & Real Estate
- Consulting & Professional Services
What Colorado Employers Look For
The qualifications that appear most often in project assistant jobs across Colorado.
- Bachelor's degree in business administration, communications, or a related field preferred
- Proficiency in project management software such as Microsoft Project or Asana
- One to three years of administrative or project coordination experience
- Strong written and verbal communication skills for cross-functional team collaboration
- Ability to manage schedules, track deliverables, and coordinate meetings independently
- Familiarity with document control systems and standard operating procedures
Project Assistant Jobs in Colorado: Frequently Asked Questions
How do you become a project assistant in Colorado?
Most project assistant roles in Colorado require a bachelor's degree in business, communications, or a related field, though some employers accept an associate degree combined with relevant work experience. Colorado does not require a state-issued license for this role. Earning a recognized credential such as the Certified Associate in Project Management strengthens your candidacy, particularly with Colorado's large defense contractors, health systems, and engineering firms along the Front Range.
Which companies hire project assistants in Colorado?
Employers hiring project assistants in Colorado right now include Quanta Services, Interstates Companies, and The Walsh, based on current listings on Migrate Mate as of October 2026. Colorado's concentration of defense contractors, regional health networks, and engineering firms means demand for project support staff stays consistent throughout the year.
Which Colorado cities have the most project assistant jobs?
Denver, Aurora, and Windsor have the most project assistant openings in Colorado. Denver drives the largest volume given its density of corporate headquarters, healthcare systems, and technology employers, while Colorado Springs benefits from a strong defense and aerospace sector and Boulder from its concentration of research institutions and technology companies.
Are there remote project assistant jobs in Colorado?
Yes, and they are more common than in many fields. About 24% of project assistant openings tied to Colorado are remote or hybrid as of October 2026, reflecting how much of the work involves scheduling, documentation, and digital coordination rather than on-site presence. Roles supporting software, consulting, and administrative functions tend to be the most remote-friendly.
How can I get hired as a project assistant in Colorado with little or no experience?
The most realistic entry path is through an administrative assistant or office coordinator role at a large Colorado employer, then moving laterally into project support once you have demonstrated organizational skills. UCHealth, Lockheed Martin, and the University of Colorado system all run associate or coordinator programs that consider candidates without direct project experience. Building proficiency in tools like Microsoft Project and earning the Certified Associate in Project Management credential gives you a concrete edge over other applicants.
Where can I find and apply to project assistant jobs in Colorado?
You can find and apply to project assistant jobs in Colorado on Migrate Mate, which lists current openings from employers actively hiring across the state. Find the roles that fit your background and apply directly to the ones that match.
See All 47 Project Assistant Jobs in Colorado
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