Staff Biologist – Denver Colorado

Alexus Kelley Help Wanted, News

Do you have a passion for biology?  Being active and outdoors in the beautiful Colorado wilderness?  How about backpacking?  How about combining these passions to solve intricate challenges through teamwork and technical expertise.  Sound great?  If so, ERO is for you.  We are seeking a Staff Biologist for our Denver, Colorado office.

At ERO, we have done exactly that for 40 years.  Our diverse team of scientists, planners, and subject matter experts work together to craft innovative solutions within regulatory framework while balancing change in our region with natural and cultural resources protection.  Did we mention ERO is DBE, MWBE, and SBE certified in Colorado?

We’re always looking for dynamic and engaged people to join our team!  Bring your expertise, your ingenuity, and your vision.  Let’s see the positive impact we can create, together.

Position Overview

ERO is looking for an enthusiastic and experienced biologist to join our natural resources team.  Primary duties include wetland delineations, threatened and endangered species habitat assessments and surveys, Endangered Species Act compliance, raptor and bald eagle surveys, vegetation communities surveys including noxious weeds, ecological restoration and wetland mitigation planning, and National Environmental Policy Act compliance.   The person in this position is responsible for undertaking multiple project responsibilities, including field direction, technical writing, and project coordination.  The applicant should be knowledgeable in data collection, analysis, and interpretation of scientific information and environmental regulations and in preparing various environmental documents.

Responsibilities, Skills, and Requirements
  • Independently complete wetland delineations, including categorization of wetland resources to Cowardin class.
  • Accurately recognize and identify plants and wildlife during fieldwork.
  • Perform detailed data analysis and complete legally defensible documents; specifically, habitat assessments, biological assessments, and permitting documentation such as preconstruction notifications and biological resource reports.
  • Complete professional agency correspondence and coordination.
  • Establish fieldwork and reporting schedules, provide project updates to staff and clients, and manage client communication and coordination.  
  • Experience with Clean Water Act Section 404 permitting, including functional wetland and stream assessments, wetland mitigation plan development, and Endangered Species Act compliance is required.
  • Research, develop, and write technical reports on natural resources.
  • Travel throughout Colorado and the western U.S. for projects as required (approximately 30 percent).
  • Must be able to work variable hours, and potential overtime, depending on fieldwork schedule.
  • Training in wildlife and vegetation identification and knowledge of various habitat types in Colorado is required.
  • Professionalism, integrity, and comfort working with people are of the utmost importance as the position requires regular contact with clients, engineers, and regulators.
  • Strong communication skills are required; must be able to communicate professionally both verbally and in writing.  
  • Must be organized, detail-oriented, and a solution-oriented thinker with a strong work ethic.
  • Must have a proven ability to handle multiple priorities and be self-directed.
  • Must have the ability to collaborate with cross-functional teams throughout the company.
  • Proficiency in Microsoft Office Suite products and Adobe Acrobat is required.
Minimum Education and Experience
  • Bachelor’s degree in wildlife biology, ecology, biology, natural resources, botany, watershed science, or a similar discipline is required.  
  • A minimum of 3 years of professional experience in natural resources is required.  Specific experience should include conducting pre-project baseline and reference site inventories, conducting habitat assessments, and assisting with permitting, implementation, and monitoring for projects in the Rocky Mountain Region.
  • Previous experience working for an environmental consulting firm is desired.

ERO employees receive a generous benefits package, including:

  • Competitive salary range: $45,000 to $57,000
  • A hybrid work schedule based on business needs and arranged with the supervisor
  • Health, dental, and vision insurance
  • Annual profit sharing and a retirement (401k) plan
  • Learning and development programs, training, career opportunities, and a highly regarded tuition reimbursement program
  • Vacation, sick leave, and comp time
  • 10 hours/month paid time off
  • Seven paid holidays and office closure between Christmas and New Year’s Day

Ready to make this job yours?  Qualified applicants should send an email with a cover letter, resume, and writing sample to with Staff Biologist in the subject line.  Adobe pdf format is preferred.  Only potential candidates will be contacted for interviews.

ERO participates in e-verify and pre-employment background screening services.  ERO is an Equal Opportunity Employer and encourages women, minorities, individuals with disabilities, and covered veterans to apply.  For more information about ERO, visit our website at