Proposal Specialist

Overview

Proposal Specialist

📍 Location: Dulles VA 💼 Department: Marketing & Business Development

100% on-site

Position Overview

The Proposal Specialist plays a key role in Southland’s business development efforts by leading the creation, coordination, and delivery of high-quality prequalification and bid proposal packages. This role requires a balance of creativity, organization, and collaboration—working closely with project teams, marketing, and leadership to develop winning submissions that reflect Southland’s capabilities and expertise.

Key Responsibilities

• Develop and manage prequalification and bid proposal packages, ensuring timely and compliant submissions.
• Establish and maintain organized file structures for project-specific RFQs and proposal materials.
• Coordinate and manage all aspects of client-generated RFQs, internal responses, and final deliverables.
• Prepare proposal components, including scopes of work, resumes, project experience lists, org charts, and supporting materials.
• Collaborate with internal teams to define deliverable timelines, submission requirements, and responsibilities.
• Design and support PowerPoint presentations for business development and client meetings.
• Partner with Marketing to standardize templates, tools, and procedures that ensure consistency and compliance with Southland brand standards.
• Maintain project data and collateral, including information for press releases, project profiles, and case studies for print and web use.
• Coordinate with Marketing on media opportunities, trade show schedules, and content updates.

Qualifications

• Bachelor’s degree in English, Marketing, Communications, or a related field — or equivalent work experience.
• Minimum 2 years of experience in proposal writing, editing, or technical documentation within a professional services environment.
• Project management experience preferred.
• Proficiency in Adobe InDesign required; experience with Adobe Creative Suite strongly preferred.
• Experience using Unanet, Asana, or other project management tools is a plus.
• Prior experience in the construction or service industry highly desirable.
• Excellent writing, editing, and proofreading skills with strong attention to detail.
• Proven ability to multi-task, prioritize, and meet deadlines in a fast-paced environment.
• Strong collaboration and customer service orientation.
• Advanced proficiency in Microsoft Office (Word, Excel, PowerPoint, Visio).

What You’ll Bring

• A proactive mindset and passion for storytelling through design and content.
• The ability to manage multiple proposals with accuracy and creativity.
• A strong sense of ownership, accountability, and pride in delivering exceptional work.
• Excellent interpersonal and communication skills, both written and verbal.

The target hiring compensation range for this role is $85k to $90k. Compensation is based on several factors including, but not limited to education, relevant work experience, relevant certifications, and location. 

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