Freelance Remote Perl Developer Jobs in Wisconsin

Splunk Enterprise Security (ES) Consultant - remote
Remote - offsite
Responsibilities

• Develop custom detection content: correlation searches, notable events, alerts, reports, and visualizations to surface threat activity
• Build and maintain Splunk Apps and Technology Add-ons (TAs)
• Onboard new data sources and normalize them to the Common Information Model (CIM)
• Optimize data flow and ingestion using aggregation, filtering, and pipeline tuning
• Configure notable event actions, action menus, and Adaptive Responses
• Tune detections to cut noise and surface what matters, including risk-based alerting where applicable
• Build dashboards that highlight anomalies, trends, and security and operational metrics
• Support and optimize large distributed clustered Splunk environments (search heads, indexers, forwarders, deployment servers)
• Partner with the client's security and SOC teams, debug complex integration and configuration issues
• Document processes, procedures, and key engineering decisions

Requirements

• Several years of hands-on Splunk experience, with real ES implementation, content development, and tuning
• Strong SPL and regular expressions
• Scripting in Python, Perl, or Bash
• Solid grasp of CIM and data onboarding and normalization at scale
• Experience supporting clustered Splunk environments in SOC or NOC settings
• SIEM data modeling experience on a platform at scale
• Proficiency in Linux, including editing and maintaining Splunk config files and apps
• Comfortable working consultatively with client teams and explaining the why behind the work
• Splunk certifications (Core Certified Consultant, ES Certified Admin, Architect) are a plus but not required
• Demonstrated ES delivery experience carries more weight than paper

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
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