Overview

We are seeking an Application Support Specialist to support critical enterprise applications across Development, QA, and Production environments. This role works closely with Development, Data, QA, DevOps, and Help Desk teams to ensure reliable releases, stable systems, and fast issue resolution—especially during time-sensitive user submissions.

This is a hands-on operational role ideal for candidates who enjoy troubleshooting, release coordination, and owning production stability in a fast-paced environment.

What You’ll Do

• Manage and support Development, QA, and Production environments across Windows and UNIX/Linux servers
• Execute application deployments, migrations, and environment promotions following change management standards
• Review release notes, validate system versions, and perform post-deployment testing
• Monitor system availability and performance; identify and resolve issues within SLA expectations
• Partner with Development, QA, Infrastructure, and Help Desk teams to resolve incidents in real time
• Support scheduled releases, data refreshes, and emergency fixes, including after-hours work
• Participate in an on-call rotation (approximately one week every four weeks)
• Maintain accurate documentation for environments, configurations, and operational procedures
• Contribute to continuous improvement of deployment, monitoring, and support processes

Data & Release Support

• Support weekly databuilds, model builds, and production data refreshes
• Assist with sprint validations, stress testing, and environment resets
• Validate data and application integrity following deployments and refreshes

Required Qualifications

• Experience supporting enterprise applications in production environments
• Strong background with Windows and UNIX/Linux server administration
• Proficiency with UNIX command-line tools and troubleshooting
• Experience with application deployments, migrations, or environment promotions
• Familiarity with Control-M or similar job scheduling tools
• Working knowledge of AWS environments
• Strong attention to detail and adherence to change management practices

Preferred Qualifications

• Scripting experience (Shell, PowerShell, or similar)
• Exposure to ITIL or formal change management frameworks
• Experience with enterprise monitoring and alerting tools

Work Expectations

• Comfort with after-hours releases, weekend work, and on-call support
• Ability to work independently while collaborating across multiple technical teams
• Strong communication skills and a calm, methodical approach to issue resolution

Why Join

• High-visibility role supporting mission-critical systems
• Collaborative environment with strong cross-functional exposure
• Clear training and transition plan with hands-on mentorship
• Opportunity to deepen expertise in deployments, production support, and cloud environments

Click here to view how Epsilon transforms marketing with 1 View, 1 Vision, 1 Voice.

Base Salary: $76,400 - $141,800

Actual compensation within the range will be dependent upon, but not limited to the individual’s skills, experience, qualifications, location and application employment laws. The salary pay range is subject to change and may be modified at any time.

The application deadline for this job posting is 05/13/2026.

Additional Information

When You Join Us, We’ll Create Something EPIC Together

Epsilon is a global data, technology and services company that powers the marketing and advertising ecosystem. For decades, we’ve provided marketers from the world’s leading brands the data, technology and services they need to engage consumers with 1 View, 1 Vision and 1 Voice. 1 View of their universe of potential buyers. 1 Vision for engaging each individual. And 1 Voice to harmonize engagement across paid, owned and earned channels.

Epsilon’s comprehensive portfolio of capabilities across our suite of digital media, messaging and loyalty solutions bridge the divide between marketing and advertising technology. We process 400+ billion consumer actions each day using advanced AI and hold many patents of proprietary technology, including real-time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon has been consistently recognized as industry-leading by Forrester, Adweek and the MRC. Epsilon is a global company with more than 9,000 employees around the world.

Our pillars aren't just words. They're how we show up every day.

• People centricity: We focus on employee well-being in an environment where colleagues truly care about each other.
• Collaboration: We work together, support one another, and collectively achieve goals.
• Growth: There are endless opportunities for growth through learning, development and career advancement.
• Innovation: We drive progress through cutting-edge solutions and forward-thinking approaches.
• Flexibility: We’ve created a balance between work and personal life, and we encourage adaptability to solve problems creatively.

Our values guide us to create value for our clients, our people and consumers.

• Act with integrity
• Work together to win together
• Innovate with purpose
• Respect all voices
• Empower with accountability

These pillars and values are our foundation—shaping our culture, guiding our decisions, and uniting us in common purpose.

Because You Matter

As an Epsilon employee, you deserve perks and benefits that put you, your family and your finances first. Our benefits encompass a wide range of offerings, including but not limited to the following:

• Time to Recharge: Flexible time off (FTO), 15 paid holidays
• Time to Recover: Paid sick time
• Family Well-Being: Parental/new child leave, childcare & elder care assistance, adoption assistance
• Extra Perks: Comprehensive health coverage, 401(k), tuition assistance, commuter benefits, professional development, employee recognition, charitable donation matching, health coaching and counseling

Epsilon benefits are subject to eligibility requirements and other terms.

Epsilon is an Equal Opportunity Employer. Epsilon’s policy is not to discriminate against any applicant or employee based on actual or perceived race, age, sex or gender (including pregnancy), marital status, national origin, ancestry, citizenship status, mental or physical disability, religion, creed, color, sexual orientation, gender identity or expression (including transgender status), veteran status, genetic information, or any other characteristic protected by applicable federal, state or local law. Epsilon also prohibits harassment of applicants and employees based on any of these protected categories. Epsilon will provide accommodations to applicants needing accommodations to complete the application process. Please reach out to LeaveofAbsence@epsilon.com to request an accommodation.

For San Francisco Bay and Los Angeles Areas: Epsilon will consider for employment qualified applicants with criminal histories in a manner consistent with the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance and San Francisco Police Code Sections 4901-4919, commonly referred to as the San Francisco Fair Chance Ordinance. Applicants with criminal histories are welcome to apply.

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