Growth Marketing Specialist

Kastle Systems is a leader in managed security, providing innovative technologies for various industries. They are seeking a Growth Marketing Specialist to support performance marketing, brand, content, and inside sales initiatives, focusing on campaign execution and collaboration with multiple teams.

Responsibilities:

• Supporting campaign execution in Google Ads and LinkedIn Ads based on strategy set with the performance and brand teams
• Building audience segments and assisting with targeting refinements
• Tracking performance and reporting findings back to the team
• Building account lists and top-of-funnel audiences for our inside sales team
• Collaborating with the Inside Sales Manager on account-based campaigns for specific verticals
• Running LinkedIn lead gen campaigns with support from the broader marketing team
• Keyword research and competitive analysis using Ahrefs and ZoomInfo intent data
• Link building outreach in coordination with our content team
• Supporting our website rebuild on HubSpot Content Hub — working with the content team to map pages to search intent

Requirements:

• 2 to 4+ years of B2B marketing experience with ownership of both paid media and ABM programs
• 2 years experience with Search Engine Optimization; including keyword scopes, metadata development, schema micro data content briefs, data analysis, competitive SERP analysis, and related performance analytics
• AI-forward engineering approach — comfortable leveraging automation, AI agents to scale, smart bidding, and AI-powered tools to improve performance and reporting
• Experience building and analyzing Ahrefs, SEM Rush Screaming Frog, Search Control, Bing Webmaster Tools, and Google Analytics data
• Proven track record managing paid search (Google Ads, Microsoft Ads) and paid social (LinkedIn) with measurable pipeline impact; ABM platform experience (ZoomInfo, 6sense, Demandbase, or AdRoll) strongly preferred
• HubSpot experience; comfort with multi-touch attribution, UTM frameworks, and CRM-synced audience building
• Deep understanding of long B2B sales cycles, complex buying committees, and enterprise deal structures
• Strong analytical skills with the ability to move fluidly between C-suite strategy and in-platform campaign optimization
• Highly collaborative, sales-aligned mindset with strong cross-functional communication skills; experience supporting enterprise or strategic sales teams
• ABM platform experience (ZoomInfo, 6sense, Demandbase, or AdRoll) strongly preferred