Leidos is seeking a unique set of skills, someone with experience as a Principal Proposal Slide Engineer/Writer who also creates high-quality oral presentation slides, both for large Federal contracts proposals. The Principal Proposal S lide Engineer/Writer should have experience with traditional U.S. Government and FEDSIM proposals. Whether creating content for a written volume or scripts or slides for orals presentations, you will support Leidos' largest, most strategic bids across the enterprise working with leadership, solution architects, subject matter experts, and artists to develop compelling and compliant products. If you are looking for an innovative team environment, one that appreciates contributions, and one that wins, this is the place for you!

Primary Responsibilities:

• Work as part of a collaborative team to clearly articulate solutions and strategy, approach to performing the work, experience, and winning messages.

• Apply communication and interviewing skills to gather needed information from internal and external personnel.

• Write clear, compliant, compelling, persuasive, and articulate proposal sections—translate complex ideas into easily understandable text.

• Working with technical leads, partners, and graphics teams to capture messaging emphasizing key differentiators, proof points, partner roles, and key personnel details in slide content creation.

• Identify and help implement improvements to enhance proposal quality.

Required Qualifications:

• Bachelor’s Degree with at least 15+ total years of professional experience or 13+ years with a master’s degree.

• At least 5 years of experience working as a proposal writer and/or slide developer responding to federal government solicitations valued in excess of $100 million.

• Experience working on FEDSIM proposals.

• Proven experience creating oral slide decks for Federal proposals within the last 5 years.

• Evidence of a successful track record of high quality, high scoring proposals.

• Demonstrated success capturing and communicating technical, management, transition, staffing, and/or corporate experience information for complex efforts.

• Proficiency in Microsoft Word, Excel, and PowerPoint.

• U.S. citizenship.

• Willingness to work onsite during critical proposal periods.

Desired Qualifications:

• Experience using Generative AI tools to support writing compelling and compliant proposals.

• Active SECRET or Top-Secret clearance and eligibility for SCI.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

March 31, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $154,050.00 - $278,475.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.