Capture and Proposal Specialist

About the role

At Onterris, we build careers grounded in purpose, responsibility and real-world impact. "For Planet and Progress" is our north star that guides everything we do. We believe environmental responsibility and human progress are interconnected, interwoven and international. Our scientists, engineers, field teams, consultants and professionals collaborate across disciplines and geographies, guiding industries and governments, ensuring that communities and environments thrive. When you join us, you're not just forging a career, you're joining a movement. A movement for better thinking, smarter solutions and lasting impact. Together, we will advance our way of life and protect the integrity of our environment every step of the way. A Day in the Life We are seeking a Capture and Proposal Specialist to support our Treatment Technologies team. This role is designed for someone who can help the team win competitive work while also strengthening the systems, templates, tools, and processes that make pursuit activity more efficient and consistent. This position is approximately 50% proposal development and coordination and 50% capture, business development, pipeline, and process improvement support. The role will support competitive RFPs, RFQs, municipal bids, technical proposals, client-facing qualifications (SOQs), and related pursuit materials, while also helping track opportunities, research the competitive landscape, monitor bid portals, support pursuit planning, improve content libraries, and advance automation and innovation efforts. The successful candidate will be a strategic partner to a highly technical, fast-paced team. This person should be curious, organized, responsive, comfortable learning complex treatment technologies, and motivated to improve how proposals are developed, reviewed, tracked, and submitted. This position is fully remote with occasional travel to U.S. office locations for team meetings, training, or business needs. The annual salary range for this role is $75,000-$85,000, commensurate with experience, skills and geographic location.

Responsibilities

• Proposal Development and Competitive RFP Support | Approximately 50%
• Coordinate the development, review, and submission of assigned proposals, qualifications, RFPs, RFQs, RFIs, municipal bids, and other client deliverables.
• Manage proposal intake, schedules, assignments, compliance requirements, production timelines, and final submission steps.
• Develop and maintain compliance matrices, checklists, outlines, content plans, and proposal schedules. Ensure that proposals are developed with adequate lead time for internal reviews and approvals.
• Coordinate inputs from sales team, technical subject matter experts, project managers, operations, pricing, legal, and leadership.
• Support technical editing, proofreading, formatting, version control, and quality reviews to help ensure proposals are accurate, compliant, consistent, and client-ready.
• Review proposal packages for grammar, formatting, product naming, scope alignment, required forms, pricing consistency, terms and conditions, and submission instructions.
• Help prepare and submit materials through bid portals, procurement platforms, and client-specific systems.
• Support proposal setup, file organization, document routing, signatures, bonds, forms, attachments, and other submission requirements.
• Help create cohesive, Onterris-branded proposal templates and technical proposal frameworks across Treatment Technologies product and service lines.
• Maintain and improve reusable proposal content, including standard language, project descriptions, resumes, product/service descriptions, scope language, graphics, and supporting documents.
• Capture, Pipeline, and Business Development Support | Approximately 50%
• Monitor bid portals, procurement sites, pipeline aggregators, municipal opportunity sources (including ConstructConnect), and other channels to identify relevant opportunities.
• Track open pursuits, upcoming deadlines, proposal status, decision points, and pipeline health, and assist in managing related Salesforce records.
• Support opportunity qualification by gathering client background, procurement details, project context, incumbent information, teaming considerations, and pursuit risks.
• Assist with capture planning, including win themes, differentiators, client needs, key personnel strategy, stakeholder mapping, and teaming partner coordination.
• Understanding of the competitive landscape and how to message and tailor accordingly.
• Support proposal debriefs, win/loss tracking, lessons learned, and follow-up reporting.
• Help develop dashboards, trackers, and reporting tools that give leadership and account teams better visibility into pursuit activity.
• Partner with the team to identify bottlenecks in proposal and capture workflows and recommend practical improvements.
• Support automation, standardization, and innovation efforts, including templates, reusable content, proposal setup tool

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