Capture and Proposal Specialist

Onterris•Portland, ME

2d•$75,000 - $85,000

About The Position

Onterris is seeking a Capture and Proposal Specialist to support its Treatment Technologies team. The role combines approximately 50% proposal development and coordination with 50% capture, business development, pipeline, and process-improvement support. The specialist supports competitive RFPs, RFQs, municipal bids, technical proposals, client-facing qualifications (SOQs), and related pursuit materials, while helping track opportunities, research competitors, monitor bid portals, support pursuit planning, improve content libraries, and advance automation and innovation efforts. The successful candidate will partner with a highly technical, fast-paced team. They should be curious, organized, responsive, comfortable learning complex treatment technologies, and motivated to improve proposal development, review, tracking, and submission processes. The position is preferred to be based in Portland, Maine, but remote candidates are also considered. Occasional travel to U.S. office locations may be required for meetings, training, and other business-related activities. The annual salary range is $75,000–$85,000, commensurate with experience, skills, and geographic location. Onterris is an equal opportunity employer and provides reasonable accommodation for applicants.

Requirements

Bachelor’s degree in English, Communications, Marketing, Business, Environmental Science, Engineering, or a related field preferred, or equivalent relevant experience.
At least 5 years of experience in proposal coordination, capture support, business development, technical marketing, sales enablement, or a related role preferred.
Direct experience supporting competitive RFPs, RFQs, municipal bids, public-sector procurements, or professional services proposals strongly preferred.
Experience in environmental services, water treatment, remediation, treatment technologies, engineering, construction, equipment, or technical services environments preferred.
Strong proficiency in Microsoft Word, Excel, PowerPoint, SharePoint, and Adobe Acrobat required.
Strong writing, editing, proofreading, and technical communication skills.
High attention to detail, especially for compliance, pricing alignment, proposal instructions, and final QA/QC.
Strong organizational and time-management skills.
Ability to coordinate multiple contributors and keep work moving under deadline pressure.
Curiosity and willingness to learn complex technical subject matter.
Self-starter with initiative, follow-through, and sound judgment.
Comfort improving imperfect systems, organizing scattered content, and building repeatable processes.
Strategic, service-oriented, collaborative, and responsive approach.
Ability to balance tactical proposal execution with longer-term process, automation, and content improvements.

Nice To Haves

Experience with proposal, CRM, project management, or content systems such as Salesforce, ClickUp, GovWin, ConstructConnect, or similar platforms preferred.
Experience with AI or automation tools, proposal templates, content libraries, pricing systems, or process-improvement initiatives is a plus.
Shipley, APMP, or related proposal/capture training or certification desired.

Responsibilities

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, allowing adequate lead time for reviews and approvals.
Coordinate inputs from sales, technical subject matter experts, project managers, operations, pricing, legal, and leadership.
Support technical editing, proofreading, formatting, version control, and quality reviews to 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.
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 and service descriptions, scope language, graphics, and supporting documents.
Monitor bid portals, procurement sites, pipeline aggregators, municipal opportunity sources including ConstructConnect, and other channels to identify relevant opportunities.
Track open pursuits, deadlines, proposal status, decision points, and pipeline health, and assist with related Salesforce records.
Gather client background, procurement details, project context, incumbent information, teaming considerations, and pursuit risks to support opportunity qualification.
Assist with capture planning, including win themes, differentiators, client needs, key personnel strategy, stakeholder mapping, and teaming partner coordination.
Understand the competitive landscape and support appropriate messaging and tailoring.
Support proposal debriefs, win/loss tracking, lessons learned, and follow-up reporting.
Help develop dashboards, trackers, and reporting tools to improve leadership and account-team visibility into pursuit activity.
Identify bottlenecks in proposal and capture workflows and recommend practical improvements.
Support automation, standardization, and innovation efforts, including templates, reusable content, proposal setup tools, intake processes, and future improvements.
Help reduce the sales team's administrative burden so it can focus on technical solutions, client strategy, and selling.