Junior Proposal Manager

Marsh McLennan•Phoenix, AZ

7d•Hybrid

About The Position

We are seeking a talented individual to join our Sales & Mercer Government RFP (GHSC) team at Mercer, a Marsh business. This role offers a hybrid work arrangement, requiring a minimum of three days per week in the office. As a Junior Proposal Manager, you will own the end-to-end proposal development process – from schedule and content to compliance and final delivery. This role requires close collaboration to cross-sector stakeholders, subject-matter experts, and external partners to meet RFP requirements, uphold internal standards, and hit submission deadlines. Championing proposal best practices and driving continuous process improvements that sharpen both efficiency and quality are central to success in this position.

Requirements

Bachelor’s Degree
3+ years of experience in proposal management or proposal development, with a proven track record of coordinating teams to deliver commercial outcomes
Advanced proficiency in Microsoft Office (Word, PowerPoint, Excel)
Superior writing, editing, and proofreading skills with strong attention to detail
Excellent interpersonal skills and a collaborative, can-do approach that builds strong working relationships
Proven ability to manage multiple concurrent proposal efforts under tight deadlines
Experience with proposal management or tracking tools (e.g., Smartsheet, MS Project, or similar) and content/reuse libraries
Strong project management skills, including developing schedules, risk tracking, and coordinating reviewers

Nice To Haves

Familiarity with repository libraries such as Responsive, QorusDocs, or similar
Direct experience with Medicaid proposals or Medicaid-related program responses
APMP certification (or in progress) or Shipley proposal training

Responsibilities

Lead RFP response processes from beginning to end, owning project coordination, content development, proposal strategy, document production, team coordination, and presentation support
Understand RFP requirements and pursuit strategy to help the team create compelling, client focused proposal documents and presentation materials
Develop and manage project plans that keep teams aligned and key milestones on track; organize proposal teams, establish timelines, lead kickoff meetings, and follow up with contributors to keep the process moving
Ensure the highest-quality output of proposals and presentations through document management, production coordination, and hands-on quality assurance
Conduct formal compliance reviews and requirements traceability to ensure all RFP criteria are met and documented
Coordinate cross‑sector stakeholders and subject‑matter experts to align technical, commercial, and legal inputs and ensure cohesive, submission‑ready deliverables