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Senior Security Analyst, Detection & Response

Job in Philadelphia, Philadelphia County, Pennsylvania, 19117, USA
Listing for: Fullsteam Personnel, LLC
Full Time position
Listed on 2026-08-16
Job specializations:
  • IT/Tech
    Cybersecurity
Salary/Wage Range or Industry Benchmark: 100000 - 130000 USD Yearly USD 100000.00 130000.00 YEAR
Job Description & How to Apply Below

It's fun to work in a company where people truly BELIEVE in what they're doing! Fullsteam is a leading provider of vertical software and embedded payments technology dedicated to helping businesses flourish by providing their customers with seamless experiences. With a dynamic and growing team of over 1,900 employees, we are committed to driving innovation and delivering best-in-class software and payment solutions that empower small and medium-sized businesses across numerous industries.

Our purpose is to help our customers grow their businesses and delight their customers. Join us and be a part of a forward-thinking company that values growth, excellence, and the success of our clients.

Primary Responsibilities
  • Lead investigation and response activities for security alerts, incidents, phishing attacks, malware infections, suspicious activity, and other cybersecurity events across Fullsteam and its Business Units.
  • Coordinate with infrastructure, cloud, application, and business unit teams to contain, remediate, and recover from security incidents.
  • Participate in a 24x7 on-call rotation and provide leadership during high-severity incident response events
  • Perform threat hunting and proactive analysis to identify emerging threats and indicators of compromise.
  • Lead efforts to tune and optimize security alerts, reduce false positives, and improve detection fidelity across monitoring platforms
  • Develop, maintain, and continuously improve incident response procedures, playbooks, and operational workflows.
  • Provide recommendations to Business Units regarding security risks, control improvements, and remediation priorities
  • Send out quarterly phishing awareness campaigns to educate employees on the dangers of phishing.
  • Assist with implementation, maintenance, and operationalization of security technologies including EDR and SIEM.
  • Analyze trends in alerts and incidents to identify systemic security issues and recommend strategic improvements.
  • Support major security initiatives, acquisitions, integrations, and other cross-functional cybersecurity projects
Skills & Competencies
  • Knowledge of cloud environments and system infrastructure
  • Familiarity with common security attack vectors and how to respond
  • Experience responding to security events and incidents
  • Knowledge of common defensive security controls and their usages
Minimum Qualifications
  • 4+ years experience in Information Technology or 2+ years of experience working in incident detection and response
  • Experience solving technical challenges
  • A general understanding of computer systems and how they operate
  • Familiarity with cloud environments such as AWS, Azure, and GCP
  • Ability to break down large-scale technical challenges into the necessary subset of tasks that need to be accomplished
  • Related certifications such as Vendor technology certifications, Blue Team and CompTIA Security+ a plus

Salary range: $100,000 - $130,000 USD

Fullsteam supports an inclusive workplace that values diversity of thought, experience, and background. Fullsteam is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, ancestry, age, physical or mental disability, sex, sexual orientation, gender identity/expression, pregnancy, veteran status, marital status, creed, status with regard to public assistance, genetic status or any other status protected by federal, state, or local law.

Fullsteam:
Leading the Evolution of Software and Payments Fullsteam integrates modern and scalable payments technology with vertical software to create industry-specific features and end-to-end business management systems. Fullsteam is a rapidly growing, dynamic, and exciting private equity-backed software and payments company headquartered in Auburn, AL. The company was formed in 2018 by a core group of talented payments and software experts.

Fullsteam is quickly expanding its operations through the acquisition of strategic portfolio companies that could benefit from our cutting-edge software and payments platform.

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Position Requirements
10+ Years work experience
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