Remote Security Engineer | Hybrid Infra & Cloud Security

Polsinelli PC; Clayton (MO); Remote; USD 100,000 - 150,000; Full time

Job summary

Polsinelli PC is seeking a Security Engineer to lead secure operations of hybrid on-premise and cloud environments. You will design, implement, and improve security controls across infrastructure, platforms, and SaaS, while collaborating with cross-functional teams.

The role supports a flexible work arrangement with a nationwide footprint in the Central Time Zone. Strong focus on threat detection, incident response, and automation using SIEM tools is required.

Qualifications

• 2-4 years of experience in on-premises environments focused on security.
• 2-4 years of experience in security engineering.
• 2-4 years of experience with Metrics, Events, Logging, in an environment similar to Splunk.
• Bachelor’s degree in Computer Science, Computer Engineering, Information Systems or equivalent experience.
• Microsoft Active Directory with Azure experience.
• Ability to perform detection engineering to interrogate computer logs to identity anomalous behavior.
• Develop workflows within a SIEM to automate detections and actions taken.
• Demonstrative knowledge/experience with scripting languages like Python and PowerShell.
• Demonstrative knowledge and expertise with common enterprise-grade security solutions.
• Excellent verbal and written communication.

Responsibilities

• Configure business operating environments securely using CIS best practices.
• Perform penetration testing and threat hunting to identify potential risks.
• Monitor for and respond to incidents in the Firm’s hybrid environment.
• Keep infrastructure current, making recommendations and continually improving security technologies.
• Analyze, design, and develop programs, shell scripts, tests, and infrastructure automation capabilities.
• Work with analysts and engineers across the organization to continually improve cyber resilience.
• Provide support to understand and develop system requirements and technical solutions for cybersecurity engineering based on system architectures (CIS Controls, MITRE ATT&CK Framework, and NIST Cyber Security Framework).
• Support the maturation of the enterprise architecture to align with the Firm’s information security and risks to the organizational operations, organizational assets, and individuals.
• Develop alternatives of system designs and/or architecture, which consider trade-offs between security requirements, functional/operational requirements, and cost.
• Identify and define the requirements of the overall security of the network.
• Plan, engineer, and monitor overall security implementation of network systems.
• Support in configuring and implementing network security tools.
• Test and provide solutions for system weaknesses, threats, and security issues.
• Research and identify latest suitable technologies and processes that will improve the overall security of the system.
• Regularly audit the existing network configuration and provide improvement recommendations.
• Other duties as assigned.

Skills

Security engineering

On-prem security

Splunk

Active Directory with Azure

Detection engineering

SIEM workflows

Python

PowerShell

Enterprise security solutions

Communication

Education

Bachelor's degree in Computer Science/Engineering/Information Systems or equivalent

Tools

Splunk

SIEM platforms

Azure AD

Job description

Polsinelli PC is seeking a Security Engineer to lead secure operations of hybrid on-premise and cloud environments. You will design, implement, and improve security controls across infrastructure, platforms, and SaaS, while collaborating with cross-functional teams.

The role supports a flexible work arrangement with a nationwide footprint in the Central Time Zone. Strong focus on threat detection, incident response, and automation using SIEM tools is required.