We are seeking a talented Senior Proposal Specialist to join our Strategic Bid Center at Mercer. This role is a hybrid role requiring 3 days in the office and be based within one of our US Mercer office locations.
Senior Proposal Specialists play a critical role in the pursuit of major sales opportunities by creating unique, compelling value propositions for prospective clients. Working with consultants, sales professionals, and creatives, proposal specialists manage the RFP/bid/tender response process from beginning to end – formulating the pitch strategy, developing persuasive content, producing sophisticated documentation and supporting sales presentations. A Senior Proposal Specialist makes an impact as a seasoned, professional individual contributor, ready to manage projects, work independently, help teammates thrive and collaborate with stakeholders across the company.
We will count on you to:
Writes persuasive proposal/presentation content and executive summaries that is geared toward readers' needs and level of knowledge and that follows company best practice approach.
Reviews Requests for Proposals for complete understanding of proposal submission requirements.
Identifies major strategic opportunities within proposals to help team extract and create more value for/from clients.
Facilitates opportunity strategy formulation, working closely with Client Managers/consulting team to help identify client/prospect business-drivers, and creates the optimal proposal communication strategy, corresponding theme and graphic approach.
Determines research needs, delegates or performs as appropriate.
Identifies internal points of contact to request practice- and project-specific information when information cannot be found in knowledge management system.
Works actively with design team to create optimal design approach/concept, including storyboarding, for opportunity and facilitates design review process.
Manages the proposal/presentation development process, assuming total responsibility for management of the proposal/presentation development process for small/low complexity projects and major responsibility for large/complex projects.
Thrive and be motivated by an environment that embraces AI and technology-enabled tools
What you need to have:
BA/BS (preferably in business, journalism, marketing, English, communication, public relations); or
Minimum of 5 years of experience in marketing, sales or a related field (professional services or consulting industry a plus!)
Proficient in Microsoft 365, including Word, PowerPoint, Excel, and Teams
Strong project management, writing and editing skills
High sense of personal accountability and self-motivation
Ability to manage competing deadlines and adapt to shifting priorities
Close attention to detail, without losing sight of the bigger picture
Comfort with ambiguity and frequent change
Ability to work collaboratively and be driven by group feedback
What makes you stand out?
APMP or project management certification
Why join our team:
We help you be your best through professional development opportunities, interesting work and supportive leaders.
We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities.
Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being.
Skills Required
- BA/BS degree (business, journalism, marketing, English, communication, public relations preferred)
- Minimum of 5 years of experience in marketing, sales, or related field (professional services or consulting a plus)
- Proficient in Microsoft 365 including Word, PowerPoint, Excel, and Teams
- Strong project management, writing and editing skills
- High sense of personal accountability and self-motivation
- Ability to manage competing deadlines and adapt to shifting priorities
- Close attention to detail while maintaining big-picture perspective
- Comfort with ambiguity and frequent change
- Ability to work collaboratively and respond to group feedback
- Comfortable working with AI and technology-enabled tools
- APMP or project management certification
Marsh McLennan Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Marsh McLennan and has not been reviewed or approved by Marsh McLennan.
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Leave & Time Off Breadth — Leave offerings are described as generous, including sizable PTO, paid holidays, paid sick days, and additional time off such as paid volunteer time and “Summer days.” These time-off benefits are portrayed as a standout part of the overall rewards package.
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Healthcare Strength — Healthcare coverage is characterized as comprehensive, spanning medical, dental, and vision options, with additional supports like disability and life insurance and access to mental health resources and an EAP. The breadth of plan options is positioned as a core strength of the benefits package.
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Retirement Support — Retirement benefits are framed as solid, with 401(k) programs and employer matching frequently highlighted alongside other financial programs. Stock purchase options are also referenced as an additional wealth-building component of the total rewards mix.
Marsh McLennan Insights
What We Do
Marsh McLennan (NYSE: MMC) brings together nearly 78,000 experts in risk, strategy, and people across Marsh, Guy Carpenter, Mercer, and Oliver Wyman, serving clients in over 130 countries. Marsh enables enterprise worldwide by helping clients manage risks, transforming uncertainty into opportunity. Guy Carpenter helps clients grow profitably with reinsurance broking expertise, advisory services, and advanced analytics. Mercer helps organizations advance the health, wealth, and careers of their most vital asset — their people. Oliver Wyman’s expertise in strategy, operations, risk, and organization transformation changes what is possible for our clients, their industries, and society. Together, we combine a unique range of capabilities to help our clients solve problems, seize opportunities, and build lasting success in increasingly complex operating environments.







