Senior Presales Engineer - Cloud, Security & Compliance

C3 Integrated Solutions; United States; Remote; USD 130,000 - 180,000; Full time

Job summary

C3 Integrated Solutions is seeking a Presales Senior Engineer to lead complex sales engagements, shape solution strategy, and guide high-quality proposals and statements of work. You will partner with sales, delivery, and presales architects to align customer needs with C3’s Reference Architecture and standards.

The role focuses on Microsoft 365, Azure, identity and access management, endpoint management, security operations, backup, and compliance-driven managed services within U.S.

Qualifications

• 8+ years of progressive experience in presales engineering, solutions engineering, or related roles.
• Proven experience leading complex technical sales motions including discovery, architecture, pricing inputs, SOWs, and scoping.
• Strong communication and presentation skills for technical teams, business stakeholders, and executives.

Responsibilities

• Lead scoping for complex or strategic opportunities, including discovery, risk identification, and delivery assumptions.
• Own the development and review of statements of work, change orders, estimates, and technical proposals for high-visibility opportunities.
• Provide technical leadership for pricing inputs related to licensing, cloud infrastructure, security services, and professional services labor.
• Mentor and support less experienced presales engineers through deal coaching and asset development.

Skills

Presales engineering

Solution scoping

Technical leadership

Pricing input

Proposal writing

Stakeholder communication

Mentoring

Microsoft 365

Azure

NIST/CMMC knowledge

Education

Bachelor’s degree in IT/CS/Engineering

Tools

Microsoft 365

Azure

Entra ID

Intune

RMM

Job description

C3 Integrated Solutions is seeking a Presales Senior Engineer to lead complex sales engagements, shape solution strategy, and guide high-quality proposals and statements of work. You will partner with sales, delivery, and presales architects to align customer needs with C3’s Reference Architecture and standards.

The role focuses on Microsoft 365, Azure, identity and access management, endpoint management, security operations, backup, and compliance-driven managed services within U.S.