Proposal Manager

M1 Support Services; Westlake (TX); Hybrid; USD 90,000 - 130,000; Full time

Benefits offered by this job

Medical, Dental, Vision

Life insurance

AD&D

Disability insurance

Flexible Spending Accounts

Employee Assistance Program

Job summary

M1 Support Services, headquartered in Westlake, Texas, is seeking a Proposal Manager to plan, coordinate, and manage compliant, high-quality proposals for federal, state, and commercial opportunities.

You will lead cross-functional teams, translate capture strategies into proposal content, ensure timely submissions, and maintain content libraries. The role requires 3–5 years of proposal development experience and at least 2 years in proposal management.

Qualifications

• 3–5 years of proposal development experience.
• Minimum 2 years in proposal management required.
• Experience supporting Federal government proposals (DoD preferred).

Responsibilities

• Lead assigned proposal efforts from solicitation to submission.
• Coordinate development of technical, management, staffing, and past performance volumes.
• Ensure compliance with solicitation instructions and evaluation criteria.
• Provide feedback to writers and coordinate reviews.
• Collaborate with Operations, Pricing, Contracts, Finance, HR, and SMEs.
• Support continuous improvement of templates and content.

Skills

Proposal management

Project coordination

Leadership

Education

Bachelor's degree in Business, Communications, English, Technical Writing, Journalism, Marketing, or related field

Tools

Microsoft Office

APMP methodologies

Shipley method

Job description

M1 Support Services, LP

1500 Solana Blvd Suite 5200

Westlake, TX 76262

m1services.com

Location Westlake, TX

Contract Home Office.

Start Date 10/15/2026

Salary Range DOE

FLSA Status Exempt

Shift Work No FT/PT Full-time

Relocation Possible

Travel Possible

Job Summary

The Proposal Manager is responsible for planning, coordinating, and managing the development of compliant, high-quality proposals supporting federal, state, and commercial business opportunities. This position manages assigned proposal efforts and supports larger, complex pursuits under the direction of Proposal Center leadership while ensuring adherence to schedules, customer requirements, and internal quality standards.

Proposal Management

• Manage assigned proposal efforts from solicitation receipt through final submission.
• Develop proposal schedules, compliance matrices, annotated outlines, and writing assignments.
• Coordinate proposal kickoff meetings and daily status meetings.
• Monitor proposal progress and identify schedule risks.
• Ensure proposal milestones are achieved.

Proposal Development

• Work with Capture Managers and technical leadership to translate capture and solution strategies into effective proposal strategies and content.
• Coordinate development of technical, management, staffing, transition, and past performance volumes.
• Support incorporation of approved win themes, discriminators, and solution strategies into proposal content.
• Serve as volume lead and proposal contributor as required.

Compliance & Quality

• Ensure assigned proposal sections address solicitation instructions, evaluation criteria, and applicable PWS/SOW requirements.
• Review proposal content for compliance, responsiveness, clarity, consistency, and adherence to M1 proposal writing and style standards.
• Provide actionable feedback and edits to Proposal Writers and content contributors.
• Coordinate Pink, Red, Gold, White, and other proposal reviews.
• Resolve proposal compliance issues and track incorporation of required revisions.
• Conduct final quality reviews prior to submission.

Leadership & Collaboration

• Lead assigned cross-functional proposal teams and support senior Proposal Managers on large, complex pursuits.
• Coordinate with Operations, Pricing, Contracts, Finance, HR, and Technical SMEs.
• Coordinate Proposal Writers, subject matter experts, and proposal support personnel to meet content and schedule requirements.

Continuous Improvement

• Support maintenance of proposal templates and content libraries.
• Participate in proposal lessons learned.
• Recommend process improvements.

Additional Duties

• Perform other relevant duties as assigned.

Qualifications and Experience

Education

• Bachelor's degree in Business, Communications, English, Technical Writing, Journalism, Marketing, or related field. Equivalent experience may be considered.

Experience

• 3-5 years of proposal development experience; a minimum of 2 years' proposal management required.
• Experience supporting proposal development activities such as compliance, scheduling, writing/editing, reviews, or production.
• Experience supporting Federal government proposals, including DoD procurements, preferred.
• Demonstrated ability to manage multiple priorities and meet deadline-driven proposal schedules.

Knowledge / Skills

• Working knowledge of Federal acquisition processes and FAR-based procurements.
• Excellent leadership, organization, and communication skills.
• Strong proposal planning and scheduling abilities.
• Advanced Microsoft Office proficiency.
• Familiarity with Shipley or similar proposal development methodologies preferred.
• APMP certification a plus.

Working Conditions

• Hybrid work schedule with regular in-office presence required.
• Must maintain a secure, professional workspace with reliable high-speed internet connectivity when working remotely.
• Flexibility to work extended or irregular hours, including evenings and weekends, as required to support proposal schedules and submission deadlines.
• Occasional travel may be required to support proposal development activities, customer meetings, strategy sessions, or business development initiatives.
• Frequent use of a computer and standard office equipment; prolonged periods of sitting may be required.
• Regular collaboration with cross-functional teams through in-person and virtual meetings.

M1 Support Services, headquartered in Westlake, Texas provides a variety of professional, technical, and maintenance services to the Department of Defense and government agencies.

M1 Support Services is an equal opportunity employer.

All qualified applicants will receive consideration for employment without regard to disability, or veteran status.

M1 Support Services offers a comprehensive benefits package including several options for Medical, Dental, Vision, Life and Dependent Life, AD&D, Short-and Long-term Disability.

We also offer Flexible Spending Accounts for qualified health and dependent care expenses, as well as a free Employee Assistance Program.