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Site Reliability Engineer III (AI Platform)

Location: Mount Laurel, NJ (Onsite)
Duration: Contract
Experience: 4+ years

About the Role

We are seeking a Site Reliability Engineer (SRE) III to support a cutting-edge AI Platform Engineering team responsible for building and maintaining the infrastructure behind enterprise AI and machine learning applications. This is an exciting opportunity to work on large-scale distributed systems, Kubernetes environments, and cloud-native platforms that power next-generation AI solutions.

The ideal candidate has a strong background in cloud infrastructure, Kubernetes, Infrastructure as Code, observability, and automation. Experience supporting production environments at scale is essential.

Responsibilities

Design, implement, and support highly available, scalable, and secure cloud infrastructure.

Maintain and improve Kubernetes-based production environments.

Deploy and support AI/ML applications across cloud platforms.

Automate infrastructure provisioning and operational processes using Terraform and scripting.

Build and maintain CI/CD pipelines using GitHub Actions.

Monitor system health and performance using Prometheus, Grafana, Datadog, CloudWatch, Elasticsearch, and logging tools.

Troubleshoot production issues across distributed systems, cloud infrastructure, networking, and containerized applications.

Partner with development teams to improve application reliability, scalability, and performance.

Participate in incident response, root cause analysis, and continuous service improvements.

Support large-scale Kubernetes clusters and cloud-native workloads.

Required Qualifications

Bachelor's degree in Computer Science or a related technical field (or equivalent experience).

4+ years of experience in Site Reliability Engineering, DevOps, Platform Engineering, or Cloud Infrastructure.

Strong understanding of distributed systems, software design, algorithms, and system performance.

Experience programming or scripting with one or more of the following:

Python

Bash

Go

Java

C/C++

Strong troubleshooting and problem-solving skills.

Excellent communication and collaboration abilities.

Required Technical SkillsCloud Platforms

AWS (required)

Azure or GCP

Containers & Orchestration

Kubernetes (required)

Docker

Amazon EKS

Google GKE/GKS

Infrastructure as Code

Terraform (required)

CI/CD

GitHub Actions

CI/CD pipeline automation

Monitoring & Observability

Prometheus (required)

Grafana

Datadog

CloudWatch

Elasticsearch

Centralized logging solutions

Additional Technologies

MySQL

Kafka

Preferred Qualifications

Experience supporting AI/ML platforms or machine learning infrastructure.

Experience with GPU-based workloads.

Knowledge of AI model deployment or MLOps.

Experience automating operational processes.

Familiarity with enterprise-scale Kubernetes environments.

Nice to Have

Python or Go development experience.

Experience with ETL workflows.

Exposure to AI/ML technologies, LLMs, or agentic AI platforms.

Keywords

Site Reliability Engineer | SRE | DevOps | Platform Engineer | Kubernetes | AWS | Terraform | Docker | EKS | GKE | GitHub Actions | Prometheus | Grafana | Datadog | CloudWatch | Elasticsearch | Kafka | Python | Bash | Go | Infrastructure as Code | Observability | AI Platform | Machine Learning | Cloud Infrastructure | Distributed Systems

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

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Site Reliability Engineer III (AI Platform)

Location: Mount Laurel, NJ (Onsite)
Duration: Contract
Experience: 4+ years

About the Role

We are seeking a Site Reliability Engineer (SRE) III to support a cutting-edge AI Platform Engineering team responsible for building and maintaining the infrastructure behind enterprise AI and machine learning applications. This is an exciting opportunity to work on large-scale distributed systems, Kubernetes environments, and cloud-native platforms that power next-generation AI solutions.

The ideal candidate has a strong background in cloud infrastructure, Kubernetes, Infrastructure as Code, observability, and automation. Experience supporting production environments at scale is essential.

Responsibilities

Design, implement, and support highly available, scalable, and secure cloud infrastructure.

Maintain and improve Kubernetes-based production environments.

Deploy and support AI/ML applications across cloud platforms.

Automate infrastructure provisioning and operational processes using Terraform and scripting.

Build and maintain CI/CD pipelines using GitHub Actions.

Monitor system health and performance using Prometheus, Grafana, Datadog, CloudWatch, Elasticsearch, and logging tools.

Troubleshoot production issues across distributed systems, cloud infrastructure, networking, and containerized applications.

Partner with development teams to improve application reliability, scalability, and performance.

Participate in incident response, root cause analysis, and continuous service improvements.

Support large-scale Kubernetes clusters and cloud-native workloads.

Required Qualifications

Bachelor's degree in Computer Science or a related technical field (or equivalent experience).

4+ years of experience in Site Reliability Engineering, DevOps, Platform Engineering, or Cloud Infrastructure.

Strong understanding of distributed systems, software design, algorithms, and system performance.

Experience programming or scripting with one or more of the following:

Python

Bash

Go

Java

C/C++

Strong troubleshooting and problem-solving skills.

Excellent communication and collaboration abilities.

Required Technical SkillsCloud Platforms

AWS (required)

Azure or GCP

Containers & Orchestration

Kubernetes (required)

Docker

Amazon EKS

Google GKE/GKS

Infrastructure as Code

Terraform (required)

CI/CD

GitHub Actions

CI/CD pipeline automation

Monitoring & Observability

Prometheus (required)

Grafana

Datadog

CloudWatch

Elasticsearch

Centralized logging solutions

Additional Technologies

MySQL

Kafka

Preferred Qualifications

Experience supporting AI/ML platforms or machine learning infrastructure.

Experience with GPU-based workloads.

Knowledge of AI model deployment or MLOps.

Experience automating operational processes.

Familiarity with enterprise-scale Kubernetes environments.

Nice to Have

Python or Go development experience.

Experience with ETL workflows.

Exposure to AI/ML technologies, LLMs, or agentic AI platforms.

Keywords

Site Reliability Engineer | SRE | DevOps | Platform Engineer | Kubernetes | AWS | Terraform | Docker | EKS | GKE | GitHub Actions | Prometheus | Grafana | Datadog | CloudWatch | Elasticsearch | Kafka | Python | Bash | Go | Infrastructure as Code | Observability | AI Platform | Machine Learning | Cloud Infrastructure | Distributed Systems

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

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Associate Director - Cyber Security

Location: Oxfordshire

Contract Type: Day Rate Contract

Overview

We are seeking an experienced Associate Director of Cyber Security to lead and enhance cyber security operations for my client. This is a hands on leadership role responsible for driving cyber strategy, managing security operations, and improving security across a hybrid Azure, AWS, and on-premise environment.

Key ResponsibilitiesLead cyber security strategy and day-to-day security operationsDesign and implement security architecture across Azure, AWS and on-prem environmentsOwn SIEM, SOAR, EDR and vulnerability management platformsManage external SOC providers and oversee incident responseDrive cyber governance, risk management and compliance initiativesDevelop security policies, standards and awareness programmesLead security investigations, threat detection and responseMentor internal security engineers and provide technical leadershipKey Skills & ExperienceProven experience in a senior Cyber Security leadership roleHands-on experience with Azure, AWS and hybrid infrastructure securityStrong knowledge of SIEM, SOAR, EDR and vulnerability managementExperience managing SOC providers and security vendorsStrong understanding of ISO 27001, NIST, GDPR and Cyber EssentialsWindows and Linux security hardening experienceCISSP, CISM, CISA, CCNP Security or equivalent certification preferred

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

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Associate Director - Cyber Security

Location: Oxfordshire

Contract Type: Day Rate Contract

Overview

We are seeking an experienced Associate Director of Cyber Security to lead and enhance cyber security operations for my client. This is a hands on leadership role responsible for driving cyber strategy, managing security operations, and improving security across a hybrid Azure, AWS, and on-premise environment.

Key ResponsibilitiesLead cyber security strategy and day-to-day security operationsDesign and implement security architecture across Azure, AWS and on-prem environmentsOwn SIEM, SOAR, EDR and vulnerability management platformsManage external SOC providers and oversee incident responseDrive cyber governance, risk management and compliance initiativesDevelop security policies, standards and awareness programmesLead security investigations, threat detection and responseMentor internal security engineers and provide technical leadershipKey Skills & ExperienceProven experience in a senior Cyber Security leadership roleHands-on experience with Azure, AWS and hybrid infrastructure securityStrong knowledge of SIEM, SOAR, EDR and vulnerability managementExperience managing SOC providers and security vendorsStrong understanding of ISO 27001, NIST, GDPR and Cyber EssentialsWindows and Linux security hardening experienceCISSP, CISM, CISA, CCNP Security or equivalent certification preferred

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

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GRC Lead

📍 Ireland | Hybrid

Help organisations become more resilient.

Cyber Security isn't just about technology.

The organisations that succeed are the ones with strong governance, mature security processes and practical risk management frameworks.

We're looking for an experienced GRC Lead to help enterprise organisations assess where they are today and build a clear roadmap for where they need to be.

You'll work closely with senior stakeholders, delivering cyber maturity assessments, governance programmes and security improvement initiatives that make a genuine business impact.

If you enjoy working with customers, solving strategic security challenges and helping organisations mature their security capability, we'd love to hear from you.

You'll be involved in:

ISO 27001 maturity assessmentsISO 27001 implementationsSecurity governance programmesCyber maturity assessmentsRisk management frameworksNIST Cyber Security FrameworkSecurity policies, standards and proceduresGRC tooling and governance processes

We're looking for someone with:

✔ 6-12 years' Cyber Security experience

✔ Strong Governance, Risk & Compliance background

✔ ISO 27001 implementation experience

✔ Experience delivering maturity assessments

✔ Excellent stakeholder management skills

✔ Client-facing consulting experience

Why join?

Work on strategic cyber transformation programmesExposure to senior executive stakeholdersExcellent progression opportunitiesStrong learning and certification supportHybrid workingCompetitive salary, bonus and benefits

Interested? Let's have a confidential conversation.

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

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Role: Cyber Security Analyst
Duration: 6-month rolling contract
Working Pattern: Krakow, Hybrid - Handful of days per month

GCS Cyber are partnered with a global financial services organisation undergoing multiple large-scale transformation programmes across their Cyber Security division, including scaling their cloud security capability. We're hiring a Cyber Security Analyst to help drive the maturity of our cloud security posture and play a key role in developing and enhancing our CNAPP tooling.

What you'll be doing:

Enhancing and developing CNAPP capabilities, including automation, governance, dashboards, and reportingWorking closely with cloud engineers, architects, and cyber teams to align with mandatory controls and best practiceDriving continuous improvement and adoption of cloud security standards across multi‑cloud environments

Must have:

Solid understanding of cloud security principles and frameworks (CIS, NIST)Experience across AWS, Azure, or GCPFinancial Services experience is an advantage.

To find out more, please apply now or send a copy of your CV to [email protected]

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

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Role: Cyber Engagement Manager - SOC

Duration: 6 month rolling

Rate: Up to £550 Inside IR35

Location: Sheffield (3 days onsite)

We're seeking a senior Cyber Security Technical Engagement Manager to act as the technical SME and primary liaison across global cybersecurity operations. You'll manage and prioritise SOC integration requests, drive process improvement, and lead stakeholder engagement across threat detection, incident response and cyber intelligence teams.

What we're looking for:

Understanding of cyber operations including threat detection and incident responseStrong Stakeholder Management skillsExperience managing or leading Cyber Security projects (in any area)Technical knowledge in security monitoring, SIEM platforms, and integration of security toolsexperience in Financial Services is a benefit

To find out more, please apply now or send a copy of your CV to [email protected].

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

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Job Description - Software EngineerOverview

We are looking for a Software Engineer to join a cloud security engineering team responsible for building tools that protect large‑scale cloud environments. The team works across AWS, Azure, and private cloud platforms and focuses on cloud account management, security posture monitoring, and threat detection.

This role involves designing and building backend services, processing large amounts of cloud security data, and using AI coding tools as part of the daily development workflow. You will work in a small, high‑impact team where you will own important parts of the system end‑to‑end.

Responsibilities

Build and maintain backend services that collect, process, and analyze cloud security data

Write clean, well‑tested Python code using modern frameworks

Design system components, APIs, data models, and integrations

Use AI coding tools (Copilot, Cursor, Claude Code, etc.) to support development

Integrate with cloud APIs and external data sources

Build reliable data pipelines that handle large datasets and long‑running processes

Contribute to Terraform modules and CI/CD pipelines

Write automated tests and participate in code reviews

Work closely with security teams, cloud platform teams, and engineering leadership

Join a rotating support schedule to monitor and maintain service health

Document systems, write runbooks, and share knowledge with the team

Required Skills

4+ years of software engineering experience

Strong Python skills (3.10+)

Experience with FastAPI or similar async frameworks

Knowledge of PostgreSQL, SQLAlchemy/SQLModel, and Alembic

Experience working with large datasets and data pipelines

Understanding of async programming, multiprocessing, and distributed systems

Experience using AI coding tools beyond basic autocomplete

2+ years of AWS experience (ECS/Fargate, RDS, S3, IAM, Secrets Manager, CloudWatch)

Experience with Docker and Terraform

Experience building CI/CD pipelines (GitHub Actions preferred)

Strong communication skills and experience working in Agile teams

Nice to Have

Experience with React/TypeScript

Knowledge of cloud security areas (CSPM, threat detection, vulnerability management)

Experience with REST/GraphQL integrations

Experience with Snowflake, Databricks, or Elasticsearch/OpenSearch

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

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Cyber Security Transformation Manager - Contract (Outside IR35)

Location: UK - Manchester or London (Remote with occasional travel)
Duration: 12 Months
Rate: £950-£1,050/day (Outside IR35)

The Opportunity

We're partnering with a fast-growing retail client on a 12-month cyber security transformation programme.

This role is ideal for a hands-on Transformation Manager who can deliver enterprise-wide cyber initiatives, implement security tooling, and drive compliance improvements to support the client's rapid growth.

You will work closely with internal stakeholders, operational teams, and vendors to ensure successful delivery of multiple workstreams, balancing strategic oversight with practical implementation.

Key ResponsibilitiesLead delivery of cyber security transformation projects across multiple workstreamsImplement and optimise security tooling, monitoring, and controlsDrive compliance uplift across business and technology teams (ISO 27001, NIST, SOC2)Coordinate internal teams, vendors, and external partners to ensure successful outcomesDevelop programme governance structures, reporting frameworks, and progress trackingEngage with senior stakeholders to ensure alignment with business and regulatory objectivesIdentify risks and mitigation strategies to keep programmes on trackExperience RequiredProven track record delivering multi-workstream cyber security projects (This is must!) Experience managing projects in retail, commercial, or scaling business environmentsStrong stakeholder management and communication skillsProgramme governance experience and ability to manage multiple teams simultaneouslyFamiliarity with cyber security frameworks and regulatory requirements (ISO 27001, NIST, SOC2)DesirableExperience implementing enterprise security tools (SIEM, IAM, PAM, cloud security monitoring)Experience in rapidly scaling or high-growth organisationsExposure to OT/ICS or industrial security environments (bonus)Previous contract experience on outside IR35 engagementsAdditional InformationFully remote with occasional client site visits12-month contract (Outside IR35)Immediate start or short notice preferredApply Now

If you are an experienced Cyber Security Transformation Manager with a strong record of delivering high-impact cyber programmes, please apply or reach out for a confidential discussion.

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

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Cyber Security Transformation Lead - Tier 1 Bank

Location: London, UK (1-2 days a week on-site)
Duration: 12 Months
Rate: 650pd-750pd (Inside IR35)

The Opportunity

We're supporting a Tier 1 Bank on a large-scale cyber security transformation programme. This is a 12-month contract for a Transformation Lead to drive SOC build, cloud security initiatives, and regulatory compliance uplift across multiple business units.

You'll work closely with senior stakeholders to deliver high-impact outcomes in a complex, regulated environment.

Key ResponsibilitiesLead multi-workstream cyber security transformation across SOC, cloud, and complianceEngage with executive stakeholders to align programme outcomes with business strategyDrive programme governance, reporting, and deliveryCoordinate teams, vendors, and third parties to ensure milestones are metImplement new security tools, processes, and frameworksExperience RequiredProven experience delivering complex, multi-workstream cyber security programmesExecutive stakeholder management experience within financial servicesProgramme governance experience with high-impact projectsKnowledge of regulatory frameworks (ISO 27001, NIST, SOC2)DesirableHands-on experience with SOC transformation and cloud security projectsAdditional InformationUK-based role, flexible remote working, occasional travelOutside IR35 engagementImmediate start or short notice preferredApply Now

If you are an experienced Cyber Security Transformation Lead with a background in financial services, please apply or reach out for a confidential discussion.

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

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