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Role- Senior Security Automation Engineer
Type- Contract
Duration- 12+ months
Location- Mt. Laurel, NJ

Overview

Seeking a Senior Security Automation Engineer to build AI-driven security automation solutions within a Cyber Security Operations Center (CSOC). This is a hands-on engineering role focused on developing intelligent agents and automated workflows that improve threat detection, investigations, and incident response.

Key Responsibilities

Design, develop, deploy, and maintain production-grade security automation and AI-powered workflows.Build AI agents capable of accessing security data, using tools, maintaining context, and executing multi-step tasks.Automate processes across:Threat IntelligenceThreat HuntingDetection EngineeringSecurity InvestigationsIncident ResponseSecurity Data AnalysisApply advanced AI techniques including:Tool CallingRetrieval-Augmented Generation (RAG)Structured GenerationPlanning & ReflectionVerificationModel RoutingMulti-Agent CoordinationDesign memory, context management, task recovery, escalation, and human approval mechanisms.Reduce false positives and operational noise while improving response speed and consistency.Develop security controls and guardrails for AI systems.Create testing and evaluation frameworks to measure AI accuracy, reliability, security, and performance.Collaborate with security and engineering teams to translate operational challenges into scalable automation solutions.Take solutions from prototype to production and continuously optimize them.

Required Qualifications

Bachelor's degree in Computer Science, Cybersecurity, Engineering, Information Systems, or related field (or equivalent experience).8+ years of experience in software engineering, security engineering, automation, AI/ML, or related technical roles.Strong hands-on software development experience.Experience building production-grade automation or AI-powered applications.Experience with LLMs, Generative AI, or Agentic AI technologies.Strong programming skills, particularly in Python or other modern languages.Experience integrating APIs, tools, data sources, and external systems.Understanding of AI agent concepts including tool use, retrieval, planning, memory, context management, and verification.Strong analytical, problem-solving, and scalable system design skills.

Preferred Qualifications

Experience building agentic AI systems or autonomous security workflows.Experience with SOAR, SIEM, security automation, threat intelligence, threat hunting, detection engineering, or incident response.Knowledge of RAG, vector databases, embeddings, semantic search, and knowledge retrieval.Experience with multi-agent architectures, AI orchestration frameworks, and AI evaluation/testing frameworks.Familiarity with Kubernetes, cloud platforms, microservices, APIs, and distributed systems.Experience implementing human-in-the-loop controls and approval workflows.Proven ability to take AI solutions from proof of concept (POC) to production deployment.Understanding of enterprise AI security controls and best practices.

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This position is ideal for an engineer who enjoys solving complex problems and building new capabilities from the ground up. The role goes beyond traditional security scripting, SOAR configuration, or test automation. You will help develop intelligent systems that can augment and automate the work performed by threat intelligence, threat hunting, detection engineering, investigation, and incident response teams.

Key ResponsibilitiesDesign, develop, test, deploy, and operate production-grade security automation and AI-driven workflows.Build intelligent agents capable of securely accessing security data, invoking approved tools, maintaining context, and executing multi-step workflows.Develop automation that can assist with:Threat intelligenceThreat huntingDetection engineeringSecurity investigationsIncident responseSecurity data analysisApply modern AI and automation techniques, including:Tool callingRetrieval-augmented generation (RAG)Structured generationPlanningReflectionVerificationModel routingMulti-agent coordinationDesign mechanisms for memory, context management, task recovery, escalation, and human approval.Build automation designed to reduce operational noise and false positives while improving the speed and consistency of security response.Develop appropriate security controls and guardrails around AI agents and automated workflows.Create evaluation and testing strategies to measure the accuracy, reliability, security, and performance of automation.Evaluate emerging AI models, agent frameworks, automation platforms, and orchestration technologies.Prototype new capabilities and transition successful solutions into reliable production environments.Work closely with threat intelligence analysts, threat hunters, detection engineers, incident responders, and security-data engineers to understand operational challenges.Translate security requirements and operational processes into scalable technical solutions.Develop clean, maintainable, scalable, and well-documented code.Troubleshoot, monitor, and continuously improve automation running in production.Participate in architecture, design, code reviews, and technical decision-making.Identify opportunities to automate repetitive or time-sensitive security processes and improve overall SOC efficiency.Required QualificationsBachelor's degree in Computer Science, Engineering, Cybersecurity, Information Systems, or a related field, or equivalent professional experience.8+ years of experience in software engineering, security engineering, automation engineering, AI/ML engineering, or a related technical field.Strong hands-on software development experience.Experience building automation solutions or AI-powered applications for production environments.Experience working with Large Language Models (LLMs), generative AI, or agentic AI technologies.Strong programming skills in Python and/or another modern programming language.Experience integrating applications with APIs, tools, data sources, and external systems.Understanding of AI agent concepts such as tool use, planning, context management, retrieval, memory, and verification.Experience designing and implementing reliable, scalable technical solutions.Strong analytical and problem-solving skills.Ability to work with both software engineers and security professionals to translate operational challenges into technical solutions.Preferred QualificationsExperience building agentic AI systems or autonomous security workflows.Experience with security automation, SOAR, SIEM, or security orchestration platforms.Experience with cybersecurity operations, threat intelligence, threat hunting, detection engineering, or incident response.Experience with RAG, vector databases, embeddings, semantic search, or knowledge retrieval.Experience with multi-agent architectures and AI orchestration frameworks.Experience developing AI evaluation frameworks, testing harnesses, or benchmarking processes.Experience with Kubernetes, cloud platforms, microservices, APIs, and distributed systems.Experience implementing human-in-the-loop controls and approval workflows.Experience taking AI/automation solutions from proof of concept through production deployment.Familiarity with security controls and best practices for deploying AI systems in enterprise environments.What We're Looking For

We're looking for a builder who can take an ambiguous security problem and turn it into a working, scalable automation solution.

The ideal candidate is comfortable getting hands-on with code, experimenting with emerging AI technologies, integrating multiple systems, and figuring out how to move an idea from prototype to production.

You don't necessarily need to come from a cybersecurity background. Strong AI, software engineering, and automation experience is the priority. You'll have the opportunity to work alongside experienced security professionals who can provide the domain expertise.

The Opportunity

Comcast's Cyber Security Operations Center is working toward a machine-speed SOC capable of responding quickly and effectively to large-scale and concurrent security incidents.

As a Senior Security Automation Engineer, you'll help build the intelligent automation that makes that possible-reducing manual work, cutting through noise and false positives, and giving security teams the ability to focus their expertise where it matters most.

GCS is acting as an Employment Business in relation to this vacancy.

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Key ResponsibilitiesDesign, develop, test, deploy, and operate production-grade security automation and AI-driven workflows.Build intelligent agents capable of securely accessing security data, invoking approved tools, maintaining context, and executing multi-step workflows.Develop automation that can assist with:Threat intelligenceThreat huntingDetection engineeringSecurity investigationsIncident responseSecurity data analysisApply modern AI and automation techniques, including:Tool callingRetrieval-augmented generation (RAG)Structured generationPlanningReflectionVerificationModel routingMulti-agent coordinationDesign mechanisms for memory, context management, task recovery, escalation, and human approval.Build automation designed to reduce operational noise and false positives while improving the speed and consistency of security response.Develop appropriate security controls and guardrails around AI agents and automated workflows.Create evaluation and testing strategies to measure the accuracy, reliability, security, and performance of automation.Evaluate emerging AI models, agent frameworks, automation platforms, and orchestration technologies.Prototype new capabilities and transition successful solutions into reliable production environments.Work closely with threat intelligence analysts, threat hunters, detection engineers, incident responders, and security-data engineers to understand operational challenges.Translate security requirements and operational processes into scalable technical solutions.Develop clean, maintainable, scalable, and well-documented code.Troubleshoot, monitor, and continuously improve automation running in production.Participate in architecture, design, code reviews, and technical decision-making.Identify opportunities to automate repetitive or time-sensitive security processes and improve overall SOC efficiency.Required QualificationsBachelor's degree in Computer Science, Engineering, Cybersecurity, Information Systems, or a related field, or equivalent professional experience.8+ years of experience in software engineering, security engineering, automation engineering, AI/ML engineering, or a related technical field.Strong hands-on software development experience.Experience building automation solutions or AI-powered applications for production environments.Experience working with Large Language Models (LLMs), generative AI, or agentic AI technologies.Strong programming skills in Python and/or another modern programming language.Experience integrating applications with APIs, tools, data sources, and external systems.Understanding of AI agent concepts such as tool use, planning, context management, retrieval, memory, and verification.Experience designing and implementing reliable, scalable technical solutions.Strong analytical and problem-solving skills.Ability to work with both software engineers and security professionals to translate operational challenges into technical solutions.Preferred QualificationsExperience building agentic AI systems or autonomous security workflows.Experience with security automation, SOAR, SIEM, or security orchestration platforms.Experience with cybersecurity operations, threat intelligence, threat hunting, detection engineering, or incident response.Experience with RAG, vector databases, embeddings, semantic search, or knowledge retrieval.Experience with multi-agent architectures and AI orchestration frameworks.Experience developing AI evaluation frameworks, testing harnesses, or benchmarking processes.Experience with Kubernetes, cloud platforms, microservices, APIs, and distributed systems.Experience implementing human-in-the-loop controls and approval workflows.Experience taking AI/automation solutions from proof of concept through production deployment.Familiarity with security controls and best practices for deploying AI systems in enterprise environments.

GCS is acting as an Employment Business in relation to this vacancy.

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Senior Quality Engineer - Software Automation & Development

Job Summary

We are looking for a highly experienced Senior Quality Engineer with a strong background in software development, test automation, and quality assurance. This individual will help ensure the delivery of reliable, scalable, and high-performing software applications.

This is a hands-on role for someone who understands both how to build software and how to test it effectively. The ideal candidate will have experience developing automated tests, analyzing quality metrics, troubleshooting defects, and collaborating closely with software engineering teams.

ResponsibilitiesDevelop and execute comprehensive test plans and testing strategies.Write, maintain, and execute manual and automated test cases.Track and analyze defects, test results, and other quality assurance metrics.Partner with software engineers to identify and resolve application issues.Participate in test automation and continuous quality improvement initiatives.Perform quality audits to ensure development teams are following established standards and methodologies.Analyze software development processes and recommend improvements.Provide guidance and support to technical teams on software quality best practices.Participate in code reviews and contribute to testing and development standards.Develop and maintain documentation related to test plans, defects, processes, and technical solutions.Support application development, integration, implementation, and production troubleshooting.Required QualificationsBachelor's degree in Computer Science, Information Systems, or a related field, or equivalent experience.8+ years of experience in software development, quality assurance, testing, or systems engineering.Strong understanding of software testing and quality assurance methodologies.Experience creating formal test plans and test cases.Experience with test automation.Programming experience with technologies such as Java, .NET, Node.js, Ruby, or similar languages.Experience with HTML, CSS, and modern web applications.Strong SQL and relational database skills.Excellent analytical, problem-solving, and communication skills.Preferred QualificationsExperience working in Agile development environments.Experience developing or testing Machine Learning applications.Experience with application performance testing or monitoring.Strong understanding of the full software development lifecycle.

GCS is acting as an Employment Business in relation to this vacancy.

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We are seeking an experienced Senior SDET / QA Automation Engineer to join our technology team. The ideal candidate will have a strong background in software quality assurance, test automation, application development, and database technologies. This role involves designing and executing test strategies, developing automation frameworks, collaborating with cross-functional teams, and ensuring the delivery of high-quality software solutions.

The successful candidate will possess a blend of QA expertise, software development skills, and database knowledge, with experience working across the full software development lifecycle.

Key ResponsibilitiesDevelop and execute comprehensive test plans, test cases, and test scripts to ensure software quality and reliability.Design, build, and maintain automated testing solutions and frameworks.Track, analyze, and report quality assurance metrics, including defects, test results, and test status.Collaborate with business analysts, developers, and stakeholders to understand business requirements and translate them into technical testing solutions.Identify, document, and assist in resolving software defects and production issues.Perform software validation, integration testing, regression testing, and system testing.Participate in quality audits and ensure adherence to established QA standards, methodologies, and best practices.Develop and maintain high-quality, well-documented code following established coding standards.Contribute to application design, coding, implementation, maintenance, and support activities.Design and optimize relational databases and develop SQL queries for data validation and testing.Support data acquisition, warehousing, and database maintenance initiatives.Participate in code reviews and promote best practices in software quality and testing.Evaluate new technologies, tools, and frameworks to improve efficiency and performance.Provide guidance and mentorship on quality assurance processes and testing methodologies.Required QualificationsBachelor's degree in Computer Science, Information Systems, Engineering, or a related field.8+ years of experience in software development, quality assurance, test automation, or related technical roles.Strong experience with one or more programming languages:Java.NET / C#Node.jsRubyStrong experience with SQL and relational databases.Experience creating and executing automated test scripts and test frameworks.Solid understanding of Software Development Life Cycle (SDLC) and Software Testing Life Cycle (STLC).Excellent object-oriented programming and design skills.Strong analytical, troubleshooting, and problem-solving abilities.Experience working in Agile development environments.Excellent communication and collaboration skills.

GCS is acting as an Employment Business in relation to this vacancy.

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We are seeking an experienced Senior SDET / QA Automation Engineer to join our technology team. The ideal candidate will have a strong background in software quality assurance, test automation, application development, and database technologies. This role involves designing and executing test strategies, developing automation frameworks, collaborating with cross-functional teams, and ensuring the delivery of high-quality software solutions.

The successful candidate will possess a blend of QA expertise, software development skills, and database knowledge, with experience working across the full software development lifecycle.

Key ResponsibilitiesDevelop and execute comprehensive test plans, test cases, and test scripts to ensure software quality and reliability.Design, build, and maintain automated testing solutions and frameworks.Track, analyze, and report quality assurance metrics, including defects, test results, and test status.Collaborate with business analysts, developers, and stakeholders to understand business requirements and translate them into technical testing solutions.Identify, document, and assist in resolving software defects and production issues.Perform software validation, integration testing, regression testing, and system testing.Participate in quality audits and ensure adherence to established QA standards, methodologies, and best practices.Develop and maintain high-quality, well-documented code following established coding standards.Contribute to application design, coding, implementation, maintenance, and support activities.Design and optimize relational databases and develop SQL queries for data validation and testing.Support data acquisition, warehousing, and database maintenance initiatives.Participate in code reviews and promote best practices in software quality and testing.Evaluate new technologies, tools, and frameworks to improve efficiency and performance.Provide guidance and mentorship on quality assurance processes and testing methodologies.Required QualificationsBachelor's degree in Computer Science, Information Systems, Engineering, or a related field.8+ years of experience in software development, quality assurance, test automation, or related technical roles.Strong experience with one or more programming languages:Java.NET / C#Node.jsRubyStrong experience with SQL and relational databases.Experience creating and executing automated test scripts and test frameworks.Solid understanding of Software Development Life Cycle (SDLC) and Software Testing Life Cycle (STLC).Excellent object-oriented programming and design skills.Strong analytical, troubleshooting, and problem-solving abilities.Experience working in Agile development environments.Excellent communication and collaboration skills.

GCS is acting as an Employment Business in relation to this vacancy.

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We are seeking an experienced Senior SDET / QA Automation Engineer to join our technology team. The ideal candidate will have a strong background in software quality assurance, test automation, application development, and database technologies. This role involves designing and executing test strategies, developing automation frameworks, collaborating with cross-functional teams, and ensuring the delivery of high-quality software solutions.

The successful candidate will possess a blend of QA expertise, software development skills, and database knowledge, with experience working across the full software development lifecycle.

Key ResponsibilitiesDevelop and execute comprehensive test plans, test cases, and test scripts to ensure software quality and reliability.Design, build, and maintain automated testing solutions and frameworks.Track, analyze, and report quality assurance metrics, including defects, test results, and test status.Collaborate with business analysts, developers, and stakeholders to understand business requirements and translate them into technical testing solutions.Identify, document, and assist in resolving software defects and production issues.Perform software validation, integration testing, regression testing, and system testing.Participate in quality audits and ensure adherence to established QA standards, methodologies, and best practices.Develop and maintain high-quality, well-documented code following established coding standards.Contribute to application design, coding, implementation, maintenance, and support activities.Design and optimize relational databases and develop SQL queries for data validation and testing.Support data acquisition, warehousing, and database maintenance initiatives.Participate in code reviews and promote best practices in software quality and testing.Evaluate new technologies, tools, and frameworks to improve efficiency and performance.Provide guidance and mentorship on quality assurance processes and testing methodologies.Required QualificationsBachelor's degree in Computer Science, Information Systems, Engineering, or a related field.8+ years of experience in software development, quality assurance, test automation, or related technical roles.Strong experience with one or more programming languages:Java.NET / C#Node.jsRubyStrong experience with SQL and relational databases.Experience creating and executing automated test scripts and test frameworks.Solid understanding of Software Development Life Cycle (SDLC) and Software Testing Life Cycle (STLC).Excellent object-oriented programming and design skills.Strong analytical, troubleshooting, and problem-solving abilities.Experience working in Agile development environments.Excellent communication and collaboration skills.

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Senior Automation Software Engineer - PLC / CODESYS

Location: Kirkland, WA
Work Model: Hybrid
Experience: 5+ Years

Position Summary

We are looking for a Senior Automation Software Engineer with a strong background in PLC and machine-control software development.

This engineer will build modular, reusable control applications for automated equipment and high-throughput material-handling systems. The position combines software engineering with industrial controls, making it ideal for someone who enjoys developing software while working directly with physical automation hardware.

ResponsibilitiesDesign and develop control applications using CODESYS V3 or Beckhoff TwinCAT.Develop production-quality Structured Text programs following IEC 61131-3 standards.Create modular Function Blocks and reusable software libraries.Design machine sequencing using state machines and CASE-based logic.Implement fault handling, recovery, startup/shutdown, and equipment-state management.Apply OOP concepts such as interfaces, methods, properties, abstraction, and encapsulation.Integrate and troubleshoot motors, drives, sensors, actuators, MDRs, and IO-Link devices.Configure and troubleshoot EtherCAT communication.Validate software with real automation equipment.Review electrical schematics and control-panel documentation.Support commissioning and system deployment.Participate in design reviews, code reviews, and Agile development activities.Required Skills5+ years of controls, PLC, or industrial automation software development.CODESYS V3 or Beckhoff TwinCAT experience.Strong Structured Text / IEC 61131-3 experience.State-machine programming experience.Object-oriented PLC development.EtherCAT experience.Industrial hardware integration and troubleshooting.Git/source-control experience.Strong analytical and problem-solving skills.Preferred ExperienceMaterial handlingConveyor systemsSortation systemsWarehouse automationPackaging automationIO-LinkLinux Industrial PCsJSON configurationElectrical schematicsC++ or Rust

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Senior Controls Engineer - Industrial Automation Software

Location: Renton, WA
Work Model: Hybrid
Experience: 5+ Years

About the Role

We are hiring a Senior Controls Engineer with strong software development experience to support advanced automated material-handling and machine-control systems.

The successful candidate will develop reusable PLC software and integrate control applications with real-world industrial equipment. Strong experience with Beckhoff TwinCAT or CODESYS, Structured Text, EtherCAT, and state-machine design is highly valued.

What You'll DoDevelop and maintain PLC/control software using CODESYS V3 or Beckhoff TwinCAT.Write structured, reusable IEC 61131-3 Structured Text code.Build reusable Function Blocks and control libraries.Develop state-machine-based machine sequences.Implement equipment startup, shutdown, fault, recovery, and safety logic.Apply object-oriented design principles to control software.Integrate motors, drives, sensors, photo-eyes, actuators, and other field devices.Configure and troubleshoot EtherCAT networks.Test control software in engineering and lab environments.Analyze electrical schematics and control drawings.Troubleshoot hardware/software integration issues.Support commissioning and deployment activities.Work with Git and modern software-development practices.Required QualificationsBachelor's degree in Controls, Electrical, Computer, Mechanical, Mechatronics Engineering, Computer Science, or related discipline.5+ years of industrial controls or automation software experience.CODESYS V3 or Beckhoff TwinCAT.Strong IEC 61131-3 Structured Text programming.State-machine and CASE-statement programming experience.PLC Function Block development.Object-oriented programming concepts.EtherCAT communication experience.Industrial automation hardware integration.Ability to read electrical schematics.Experience with Git/source control.Preferred QualificationsConveyor and sortation systems.Material-handling or warehouse automation.High-speed automation.IO-Link.Linux Industrial PCs.JSON configuration.Commissioning experience.C++ or Rust experience.

GCS is acting as an Employment Business in relation to this vacancy.

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