Senior Remediation Engineer

The Sigma Group
Madison & Milwaukee, WI
Senior Remediation Engineer

Are you a senior-level engineer with a wide range of experience in investigation, remediation, and project management across private and public sectors? The Sigma Group has a unique opportunity for an experienced professional to join our growing environmental and civil engineering firm, collaborating with influential stakeholders throughout Southeast Wisconsin.

We are a collaborative, career-focused team that values growth, education, relationship-building, and innovation. Our industry-leading staff thrives in a casual, supportive, and flexible work culture. As Sigma continues to expand, this position presents a significant opportunity to grow in a senior leadership capacity.

As a member of our Geoscience Group, you’ll apply your skills across all stages of environmental projects—contributing meaningful work to our communities and environment. This senior role plays a key part in client relationships, technical leadership, and project oversight.

Key Responsibilities

• Develop technical approaches for subsurface investigations

• Lead project teams to implement multi-discipline remediation solutions for soil, groundwater, sediment, and vapor using in-situ and ex-situ technologies

• Establish work procedures, schedules, budgets, and staffing requirements

• Oversee preparation of contract/design drawings, specifications, and bid documents for environmental remediation projects

• Coordinate and monitor subcontractor work activities

• Ensure efficient time management with a strong attention to detail

• Review ongoing remediation projects to optimize performance or recommend alternative strategies

• Support business development through proposal writing, scope and fee negotiation, interviews, and presentations

Required Skills and Experience

• 10+ years of relevant environmental engineering experience

• Degree in Engineering (Civil, Environmental, or related)

• P.E. (Professional Engineer) license strongly preferred

• Proven experience in:

  • Site investigations

  • Feasibility studies

  • Pilot scale studies

  • Soil and groundwater remediation

  • Environmental engineering design

• Understanding of CERCLA, RCRA, TSCA, and Wisconsin NR 500 & 700 series regulations

• Strong written and verbal communication skills with both internal teams and external stakeholders

• Detail-oriented with the ability to prioritize tasks and solve problems proactively

• Passion for mentoring and coaching junior engineers and staff

Why Join Us? Outstanding Benefits Include:

• Competitive salary with performance-based incentives

• Employee Stock Ownership Plan (ESOP)

• Tuition reimbursement for continued education

• 401(k) Retirement Plan with company match

• Profit-sharing opportunities

• Comprehensive Medical, Dental, and Vision Insurance

• Life, Short-Term Disability, and Long-Term Disability coverage

• Generous Paid Holidays and Paid Time Off (PTO)

At Sigma, we are committed to hiring and retaining passionate, industry-leading professionals who strive to make a difference. Join us and be part of a team that values innovation, collaboration, and impact.

The Sigma Group, Inc. is proud to be an Equal Opportunity/Affirmative Action Employer.

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