Content Marketing Manager

C3 Integrated Solutions is a market leader in helping the Defense Industrial Base (DIB) navigate cybersecurity and compliance requirements, including CMMC, NIST 800-171, and GCC High. Backed by private equity and having recently merged with Ingalls Information Security, C3 is in an exciting period of rapid growth and innovation.

We partner with organizations across the defense supply chain to secure their operations and position them for long-term success in a highly regulated environment. With the final CMMC rule now in effect and demand surging across the industry, this is a pivotal moment to join our team. You’ll be at the center of scaling a marketing engine that not only drives growth but also strengthens national security by empowering contractors to meet critical compliance standards.

If you’re looking for an opportunity to build, innovate, and make an immediate impact — while working alongside a passionate team of experts — C3 is the place to do it.

About the Role
C3 Integrated Solutions is seeking a highly motivated Content Marketing Manager to join our growing marketing team. This role is central to shaping our brand voice, strengthening our digital presence, and driving engagement through compelling storytelling and high-quality content. The ideal candidate is both a creative storyteller and a detail-oriented content strategist who thrives in a fast-paced, mission-driven environment.

What You'll Do

• Content Strategy: Partner with the VP of Marketing to help design and execute the overall content strategy aligned with business goals, buyer journey, and brand positioning.
• Messaging & Storytelling: Develop and maintain consistent messaging that articulates C3’s value proposition, services, and differentiation across all channels.
• Community Engagement: Build and manage C3’s presence on Reddit, Quora, Discord, and similar platforms to increase visibility, drive awareness, and support large language model (LLM) optimization.
• Social Media & Brand Management: Manage organic social media channels (LinkedIn, X, etc.), ensuring brand consistency, thought leadership, and audience engagement.
• Website Management: Own updates and optimization of company websites (WordPress and HubSpot CMS), including page content, blogs, landing pages, and resource hubs.
• SEO & Content Optimization: Implement SEO best practices to improve search visibility, keyword rankings, and inbound lead generation.
• Campaign Content: Write and edit content for marketing campaigns including emails, nurture sequences, event promotions, and newsletters.
• Case Studies & Customer Stories: Interview clients and internal stakeholders to develop case studies, success stories, and testimonials that showcase client outcomes.
• Cross-Functional Collaboration: Partner with Demand Generation, Field/Partner Marketing, and Sales to deliver aligned, audience-driven content that supports the buyer journey.
• Performance Tracking: Monitor and report on content performance, engagement, and ROI to inform future strategy.

What You'll Bring

• 3–5+ years of experience in content marketing, digital marketing, or communications (B2B technology or cybersecurity experience preferred).
• Strong writing, editing, and storytelling skills with the ability to translate complex topics into clear, compelling narratives.
• Experience managing websites in WordPress and HubSpot CMS.
• Hands-on experience with SEO, organic social media management, and email marketing.
• Familiarity with marketing automation, CRM, and analytics tools (HubSpot, Salesforce, Google Analytics, etc.) is a plus.
• Highly organized with strong project management skills and the ability to manage multiple priorities.

What You'll Get

• To be a part of one of the fastest-growing companies in America, and a talented team to back you up.
• An awesome culture, backed up by winning several Best Places to Work awards.
• 100% remote work environment (U.S.-based)
• Medical, Dental, Vision Insurance
• Four Weeks of Paid Time Off (vacation & sick leave)
• Four weeks of Paid Maternity and Paternity leave
• Two days of Paid Volunteer Time
• 401(k) with 4% Company Match
• Company Bonus Structure
• Tuition Reimbursement
• Employer-sponsored Disability & Life Insurance
• Professional Development

This a remote US-based position with minimal travel.

C3's Core Values:

• Team Human: Respecting all humans is a critical part of who we are at C3. We practice integrity in all interactions, we empathize with others, we create a supportive work environment, and we support the communities in which we live and operate.
• Security First: At the cornerstone of our business, we prioritize security above convenience, cost or efficiency. A “security-first” approach means we practice what we preach and we lead by example for our clients.
• Be an Advocate: We are passionate in our advocacy for our customer’s success and a path to the best solution for their business. We embrace feedback, put ourselves in your shoes and advocate for your interests as our own.
• Embrace Change: It's a practical necessity in an industry that never stands still. As a new entity born from the merger of two top-ranked CMMC-focused IT services companies, we're keenly aware that our success hinges on our ability to adapt - whether that means integrating new platforms, refining processes, or keeping pace with changing guidelines.
• Resilience: Our ability to withstand adversity and accomplish objectives while maintaining professionalism and discipline is critical to successful crisis management and risk avoidance.

C3 Integrated Solutions is an Equal Opportunity Employer encouraging diversity in the workplace. All qualified applicants will receive consideration for employment without regard to race, national origin, gender identity/expression, age, religion, disability, sexual orientation, genetics, veteran status, marital status, or any other characteristic protected by law.

This is a general description of the duties, responsibilities and qualifications required for this position. Physical, mental, sensory, or environmental demands may be referenced to communicate the way this position traditionally is performed. Whenever necessary to provide individuals with disabilities an equal employment opportunity, C3 Integrated Solutions will consider reasonable accommodations that might involve varying job requirements and/or changing the way this job is performed, provided that such accommodations do not pose an undue hardship.