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About Coresite:

At CoreSite, we empower a more connected future through high-performance data centers and interconnection solutions. Recognized as a trusted partner in digital transformation, our strategically located facilities and innovative services enable businesses to connect, collaborate, and grow in an ever-evolving technological landscape.

Our culture is defined by operational excellence and a relentless drive for innovation. We foster a collaborative environment where every team member is valued, wins are celebrated as a team, and ownership is part of our DNA. At CoreSite, we’re not just building state-of-the-art infrastructure—we’re creating a community of forward-thinkers committed to solving complex challenges and delivering exceptional customer experiences.

At CoreSite not only are we Committed to Excellence, but we also Build Connections, Own It, Do the Right Thing, Have Fun, and Win as a Team. Join us and be part of a team that is shaping the future of digital infrastructure while nurturing your professional growth and success.

Senior Website Marketing Manager:

As a member of the company’s Marketing team, the Senior Web Marketing Manager is the primary owner of CoreSite’s HubSpot web ecosystem, overseeing all aspects of web development, optimization, and maintenance. CoreSite delivers essential interconnection hubs so our customers across the U.S. can effectively conduct business and support their customers, and this role brings technical precision and strategic consistency to a function that is vital to CoreSite’s customers and marketing success. As the lead for CoreSite’s digital presence within HubSpot, the Senior Web Marketing Manager drives web performance, lead generation, and marketing automation initiatives that advance the company’s growth objectives. This position functions as an individual contributor role, utilizing agency and contractor partnerships for large-scale creative or technical projects to ensure a continued focus to stay on strategy, execution, and results.

Duties:

+ Serve as the HubSpot expert to lead and optimize HubSpot web development, landing pages, forms, and calls to action (“CTA”) to support campaign and lead generation goals.

+ Oversee web quality assurance and performance, ensuring assets meet brand, accessibility, and user experience (“UX”) standards.

+ Define and execute clear, compelling, and effective strategies to enhance the website’s role in demand generation and digital engagement.

+ Drive cross-functional alignment between search engine optimization (“SEO”) vendors and content teams to improve visibility, traffic quality, and conversion rates.

+ Manage web updates and requests, maintaining an organized roadmap for improvements and maintenance.

+ Support campaign execution, email workflows, and automation within HubSpot, ensuring accurate setup and performance tracking.

+ Implement A/B testing and personalization strategies, analyzing performance data to guide optimizations.

+ Monitor and report on website and campaign key performance indicators, leveraging analytics to drive continuous improvement.

+ Establish and maintain governance, documentation, and scalable processes for all web initiatives.

Requirements

Knowledge, Skills, and Abilities:

+ Ability to thrive in a hybrid work environment with at least two onsite days per week.

+ Flexibility to travel up to 10% of the time, with the potential for increased travel or in-office presence as business needs evolve.

+ Advanced proficiency in HubSpot Content Management System (“CMS”) and Marketing Hub, including custom templates, modules, and workflows.

+ Skilled at building and optimizing web pages, landing pages, forms, and CTAs to drive lead generation and engagement.

+ Working knowledge of HubL, HTML/CSS, and basic JavaScript; strong grasp of responsive design, UX, and A/B testing best practices.

+ Familiarity with SEO fundamentals, customer relationship management (“CRM”) integrations (Salesforce, ZoomInfo), and marketing automation workflows.

+ Strong analytical, communication, and project management skills with the ability to collaborate across teams and manage multiple priorities.

+ Skilled at building strong cross-functional and vendor partnerships to align digital strategies with business and marketing goals across diverse U.S. markets.

+ Excellent interpersonal, verbal, and written communication skills, with the ability to articulate complex concepts clearly and concisely to diverse stakeholders.

+ Adaptable and proactive, with the ability to take ownership of new projects and lead effectively in ambiguous or evolving environments.

+ Perform other duties and special projects as assigned.

+ Promote and demonstrate behaviors consistent with CoreSite’s culture and core values.

Education/Experience:

+ Bachelor’s degree in Marketing, Communications, Digital Media, Information Technology, or a related field preferred; equivalent work experience considered.

+ Minimum of 7 years of progressive experience in digital marketing, web management, or marketing operations, preferably within a business-to-business technology or data center environment.

+ Hands-on experience with web analytics tools (e.g., HubSpot Analytics, Google Analytics) and data-driven performance reporting; related certifications in HubSpot and Google Analytics preferred.

+ Extensive experience managing HubSpot CMS and Marketing Hub at an advanced level, leveraging HubSpot dashboards, analytics, attribution reporting, Google Tag Manager, and Google Analytics to measure, track, and optimize web and campaign performances.

+ Success leading website optimization, conversion rate improvement, and marketing automation initiatives.

+ Experience collaborating with external vendors and internal stakeholders on web, SEO, and marketing technology projects.

+ Familiarity with CRM systems such as Salesforce and marketing data best practices.

Physical Demands:

The physical demands described herein are representative of those that must be met by an employee to successfully perform the job’s essential functions. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

While performing the job’s duties, the employee is occasionally required to stand, walk, sit, use hands to handle or feel objects, reach with hands and arms, climb stairs, balance, stoop or kneel, talk, and hear. The employee must occasionally lift and/or move up to 25 pounds. Ability to travel is required.

Compensation:

Compensation for this role includes a base salary between $116,000 and $138,000 annually. This role is also eligible for an annual bonus and equity, based upon individual and company performance.

Posting Timeline:

This position is expected to be posted through December 16, 2025.

Benefits

Not only does CoreSite have a fun, team-focused work environment, but we also offer great benefits to all employees regularly scheduled to work more than 20 hours a week!

+ First-day medical insurance through Cigna with generous premium cost coverage

+ Dental insurance through Delta Dental

+ Vision insurance through VSP

+ Telemedicine through MDLive for Cigna

+ Healthcare and dependent care flexible spending account (FSA) plans

+ Health saving account (HSA) plans for employees participating in the High Deductible Health Plan

+ Life, AD&D, short-term disability, and long-term disability insurance fully paid by the company

+ Voluntary coverage benefits for supplemental life, critical illness, accident, and hospital insurance

+ First-day eligibility for 401(k) savings plan through Fidelity, which includes an attractive matching company contribution with a 5% company match

+ Discretionary annual bonus and equity incentive plan

+ Employee stock purchase plan (ESPP) with a 15% discount

+ 16 days of paid time off (PTO), 11 paid company holidays, and additional floating holidays

+ Additional paid time off for school events, elder care, volunteering, bereavement, jury duty, voting, parental leave, and disability leave

+ Free parking or a company contribution toward a public transit pass

Additional Perks:

+ Wellness Reimbursement Program: Yearly stipend of $500 for employees and $300 for dependents, up to $800 total for the family

+ Wellness Incentive Program: Participate in various wellbeing activities to earn up to $450 per year in cash incentives

+ Technology Stipend: $100 monthly stipend

+ Educational Reimbursement Program: Work-related learning and development with reimbursement on qualifying degree programs, up to $5,250 per year

+ Giving Back: Charitable donation matches up to $5,000 per year and nominate organizations for Company Foundation grants

+ Financial Management: Access to financial coaching, digital tools, and services to manage and pay student loan debt quicker

+ Pet Insurance: Keep your furry friends healthy and happy

+ Family Planning: Benefits and services related to fertility, pregnancy, menopause, adoption and surrogacy

+ Employee Assistance Program: 24x7 service to support family, work, money, health, legal and life challenges

+ Counseling and Caregiving Programs: Including access to mental health services, licensed counselors, and caregiving tools including membership for finding care

+ Referral Bonus: Receive a $3,000 cash bonus if referred candidate is hired and meets eligibility requirements

+ Discounts: Discounts, cash back offers, and perks on thousands of brands

+ LinkedIn Learning Membership: Support your development when accessing LinkedIn’s online library of courses and videos

General Statements:

Applicants must be currently authorized to work in the United States on a full-time basis.

The employer will not sponsor applicants for work visas.

Please note that all offers of employment are contingent upon the successful completion of a background check and, where permitted by law, a 5-panel drug test conducted after the offer letter is signed, which will screen for THC, opiates, PCP, cocaine, and amphetamines. Thank you for your understanding and cooperation.

Applicant Privacy Notice: CoreSite is committed to protecting the privacy and security of personal information submitted by applicants. The California Consumer Privacy Act (CCPA) requires us to provide you information about our personal information handling practices. As a result, we’re providing this Privacy Notice that describes how we collect, use, share, and update personal information from individuals who wish to be considered for employment with CoreSite. To read the Applicant Privacy Notice, please go to .

Unauthorized reproduction or distribution of this job posting on external sites is prohibited without prior written consent from CoreSite. We are not responsible for any postings or offers not originating from our official channels or approved partners.