Senior Engineer

April 9, 2026
Application ends: October 1, 2026
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Job Description

Job Detail
  • Serve as senior technical lead on cumulative project total of $2M to $3M annually
  • Contribute to successful business development of new clients and projects at greater than $500K annually
  • Write and review technical reports and proposals
  • Assist with project management activities
  • Ability to grow an existing bustling practice in one of the following areas: brownfields redevelopment, groundwater/soil characterization and remediation, landfill engineering, or water resources;
  • Augment a busy established, successful practice
  • Identifying and developing successful client relationships and new business development opportunities with public and private clients on local, regional or national basis; business development of $400,000 annual revenue
  • Mentor and train scientific staff and ensure quality work product
  • Actively develop your own career growth


  • What We’re Looking For

    BS in Engineering
  • Master’s degree is preferred
  • Minimum 8 years of experience with environmental/remediation services, including technical writing, technical oversight, project management, business development, and staff management
  • Experience with oil & gas, manufacturing industries, utilities, landfills, and chlorinated solvent sites highly desired, Potentially Responsible Parties (PRP) groups, municipalities
  • (preferred)
  • California PE required
  • Proven track record in business development and project management experience, a plus
  • Proven track record of mentoring and developing staff
  • (preferred)
  • Strong technical writing skills, the ability to successfully multi-task, safety awareness, and a good record and understanding of safe work practices
  • 40-hour HAZWOPER certification
  • Valid driver’s license and personal vehicle are required
  • Strong communication skills
  • Proficiency with Microsoft Office suite
  • Experience with Deltek Vision is preferred


  • Why You’ll Love Working With Us

    Company-subsidized medical and dental
  • Company-paid life, short- and long-term disability
  • 401k match, tuition assistance, and more
  • Cross-training and the ability to work on a variety of projects
  • Performance-based bonuses or other incentives
  • Working with the best and brightest in the industry
  • 1,500 employee national firm with 50 locations across the US


  • Apex Job Title: Sr Engineer

    Req ID: 10390

    Annual Expected Pay Range

    $90,000 – $150,000 USD

    We believe in equality for all and celebrate the diversity and differences of our employees, customers, and communities
  • We do not discriminate based on gender, race or color, ethnicity or national origin, age, disability, religion, sexual orientation, gender identity or expression, veteran status, or any other applicable characteristics protected by law
  • Apex aims to make apexcos
  • com accessible to all users
  • If you have a disability or special need that requires accommodation to navigate our website or complete the application process, please contact Talent@apexcos
  • com or (301) 417-0200
  • Likewise, feel free to reach out to us if you would like to view or discuss Apex policy related to equal employment opportunity or have any related concerns
  • EO/AA/VEV/Disabled Employer

    TO ALL RECRUITMENT AGENCIES: Apex Companies does not accept unsolicited agency resumes
  • Please do not forward resumes for any of our job postings to our career’s sites, or to any employees of Apex Companies or affiliates
  • Apex Companies is not responsible for any fees related to unsolicited resumes
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