SEM Marketing Specialist, Level III

Thermo Fisher Scientific

SEM specialist optimizing enterprise paid search and shopping campaigns for Thermo Fisher Scientific’s life sciences businesses. Owning performance, testing, automation, and Search roadmap execution.

Posted 8/20/2026full-timeCarlsbad • California, Maryland, Massachusetts, Texas, Washington • 🇺🇸 United StatesMid-LevelSenior💰 $83,300 - $110,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing SEM strategies, including Google Ads and Microsoft Advertising, with a focus on performance optimization, data analysis, and automation. Proficient in leveraging analytics tools and methodologies to drive campaign success and stakeholder engagement.

Highest-signal resume keywords

Paid Search ManagementGoogle AdsMicrosoft AdvertisingPerformance MaxGoogle Analytics

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Search Campaign OptimizationAutomated BiddingA/B TestingData AnalysisBudget ManagementDynamic Search AdsShopping AdsAudience SignalsQuery ManagementPerformance Tradeoffs

Soft Skills

CommunicationAnalytical SkillsProblem-SolvingTime ManagementAttention to Detail

Tools & Technologies

Google AnalyticsAdobe AnalyticsMicrosoft ExcelProject Management Software

Industry Keywords

SEMAgile MethodologyPerformance MaxAI SearchCreative Automation

About the role

Key responsibilities & impact

Serve as the internal SEM channel owner for assigned business units
Lead day-to-day strategy, execution, measurement, and optimization of paid search and shopping programs
Lead multiple simultaneous Search roadmap priorities
Translate business needs into channel enhancements, testing plans, platform improvements, automation opportunities, and scalable operating processes
Monitor campaign performance and conduct investigative analyses
Analyze and refine SEM account structures, campaign types, bid strategies, budgets, targeting methods, and creative assets
Evaluate, pilot, and scale emerging Search capabilities, including Performance Max, AI Max for Search, feed-based campaigns, feed readiness, creative automation, and audience signal strategies
Own SEM performance narratives for stakeholders and leadership, including forecasting, budget recommendations, spend pacing, attribution insights, and executive-ready reporting
Lead SEM knowledge-sharing sessions on methodologies, strategy, industry updates, platform changes, automation, AI Search, Shopping, measurement, and testing learnings
Participate in scrum ceremonies and follow agile principles using project management software

Requirements

What you’ll need

Bachelor’s degree
5+ years of hands-on paid search experience
Experience managing enterprise-scale Google Ads and Microsoft Advertising programs, large budgets, and cross-functional business stakeholders
Experience managing Search, Dynamic Search Ads, Shopping Ads, Performance Max, and other automated or AI-enabled campaign types
Deep understanding of automated bidding, Smart Bidding, budget pacing, audience signals, match types, query management, campaign structure, and performance tradeoffs
Proficiency with Google Analytics or Adobe Analytics
Intermediate proficiency in Microsoft Excel
Experience with A/B testing and implementing resulting actions
Excellent communication, presentation, analytical, problem-solving, time management, planning, prioritization, and attention-to-detail skills
Ability to analyze large data sets from multiple sources
Ability to leverage AI-enabled tools, automation, and platform recommendations with sound business judgment and appropriate human oversight
Experience in agile methodology within a marketing organization is a plus

Benefits

Comp & perks

A choice of national medical and dental plans, and a national vision plan, including health incentive programs
Employee assistance and family support programs, including commuter benefits and tuition reimbursement
At least 120 hours paid time off (PTO)
10 paid holidays annually
Paid parental leave (3 weeks for bonding and 8 weeks for caregiver leave)
Accident and life insurance
Short- and long-term disability in accordance with company policy
Competitive 401(k) U.S. retirement savings plan
Employees’ Stock Purchase Plan (ESPP) with opportunity to purchase company stock at a discount
Variable annual bonus based on company, team, and/or individual performance results