Growth Marketing Manager (Performance Engines) - 6 Month Fixed-Term

About the role

DigiCert, a global leader in intelligent trust, is looking for a Growth Marketing Manager for its Performance Engines team in Cape Town. The role builds and scales self-service and e-commerce growth across DigiCert's digital product portfolio, turning validated growth opportunities into repeatable, measurable revenue systems. It is a fixed-term 6-month contract.

Key responsibilities

• Build, operate and optimise performance engines across self-service, e-commerce checkout, cross-sell, upsell and sales-assisted motions.
• Own paid media performance across paid search, paid social, retargeting, display, YouTube, affiliates and emerging channels, including budget planning, pacing, campaign QA, audience selection, keyword strategy, creative testing, bid strategy and reporting.
• Work closely with a design team to develop and test creative assets such as social ads, infographics and landing page banners.
• Test and optimise audiences, offers, creative, landing pages and bidding strategies to improve conversion, pipeline impact and move toward net-positive ROAS.
• Own the e-commerce conversion experience from traffic to add-to-cart to checkout, including landing pages, offers, product packaging, cart behaviour, promotions, urgency, bundling and purchase intent.
• Turn performance data into clear recommendations on what is working, what is not, what to change and where to invest.

Required profile

• 3+ years of experience in growth marketing, performance marketing, paid media or e-commerce marketing, with a focus on driving conversions and revenue through direct-to-consumer or online retail channels.
• Track record of increasing qualified inbound traffic, add-to-carts, conversion rates, pipeline, revenue, ARR, ROI or ROAS.
• Hands-on experience managing paid media programmes and improving e-commerce or self-service buying experiences.
• Nice to have: experience in cybersecurity, digital trust, SaaS or technical B2B products.

Required skills

• Building and optimising paid media campaigns on Google Ads, LinkedIn Ads, Meta, display, retargeting, YouTube and affiliates.
• Strong analytical ability to diagnose traffic, audience, channel, offer, creative, landing page, cart, checkout, nurture and sales handoff performance.
• Managing budgets, pacing, testing roadmaps, tracking, attribution and reporting across multiple campaigns.

What we offer

• Competitive compensation and a comprehensive benefits package.
• Paid time off including holidays and additional leave options, plus family-friendly leave policies.
• Health and wellness support, pension, life insurance and income protection (location dependent).
• Employee Assistance Program, education assistance, access to LinkedIn Learning and a referral bonus programme.

Applications must be submitted through the company's careers portal; resumes sent by email will not be considered.