1 to 25 of 26 Remote Security Hardening Jobs

London, United Kingdom Posted on 24/02/2025 Job Description: Security Testing Engineer Location: Remote with occasional travel as required Employment Type: Permanent About the Role Scrumconnect Consulting is looking for a Security Testing Engineer to ensure the security, resilience, and compliance of GOV.UK digital … services . This role involves identifying vulnerabilities, mitigating security risks, and ensuring adherence to government security policies and DDAT frameworks . You will work closely with developers, security architects, and business stakeholders to embed security testing into Agile development workflows and DevSecOps pipelines. As a Security Testing Engineer , you will conduct static and dynamic security assessments, penetration testing, and vulnerability analysis , ensuring that applications meet the highest security standards. Key Responsibilities 1. Security Test Planning & Execution Develop, implement, and execute comprehensive security test plans for GOV.UK digital services. Identify security More ❯

years minimum experience with Windows Server Management 3 years minimum experience with VMWare ESXI, vCenter, Horizon and Cloud Pod Architecture Experience IAVM DoD security implementation including STIG and security tools 2-year Degree (e.g. AAS in related IT fields) and Active DoD 8570 Level II Certification (e.g. Security+ … CE, CCNA Security, etc.) TS/SCI Security Clearance Desired Skills Bachelor's degree in a related discipline preferred; will consider additional years of related experience in lieu of a degree 3-5 years of VDI build and administration experience preferably in a Department of Defense (DoD) or … experience as a systems administrator/engineer in a medium to large Enterprise environment supporting a variety of operating systems VMware 7.0 installation, configuration, security hardening and administration as well as Horizon View 8 Citrix DaaS and VDI Installation, Configuration, security hardening and administration Microsoft Windows More ❯

from Office (WFO) role. This role will focus on creating a business strategy, gap analysis and implementation, for securing their Azure-based infrastructure, integrating security automation, ensuring PCI DSS compliance, vulnerability and penetration testing and incident response. This role will focus on developing and maintaining secure, scalable Azure DevOps … pipelines and Infrastructure as Code (IaC) using Terraform. Their ideal candidate will have a strong background in cloud security best practices, automation, and a proactive approach to integrating security across their software delivery lifecycle. A key part of this position will also involve mentoring an internal engineer, developing … structured security policies, and managing Sentinel, Defender and SOAR solutions for automated threat response. Additionally, the role requires liaising with third-party support partners to coordinate security solutions, manage incidents, and enhance overall cybersecurity posture. Responsibilities Infrastructure Security: Architect and secure Azure-based infrastructure using Terraform, ensuring More ❯

meetings as needed. We are seeking a highly skilled Software Application Subject Matter Expert (SME) to lead the implementation of Department of Defense (DoD) Security Technical Implementation Guides (STIGs) for Oracle Development Kit applications. This role requires specialized knowledge in cybersecurity compliance, Oracle technologies, and secure software development practices. … providing expert-level knowledge and guidance on implementing DISA-ASD-STIG requirements for Oracle Development Kit applications. You will work closely with development teams, security professionals, and stakeholders to ensure all software meets DoD security compliance standards while maintaining functionality and performance. Responsibilities Apply subject matter expertise in … evaluating Oracle Development Kit applications against DoD STIG requirements and security standards Identify security vulnerabilities and recommend appropriate technical solutions to ensure STIG compliance Develop and implement security hardening procedures specific to Oracle Development Kit applications Provide guidance and mentorship to development teams on secure coding More ❯

is pivotal in helping infrastructure and Release management teams to secure our networks, operating systems, containers, pipelines and code. We are part of the Security team with a mission of reducing the impact of threats to Parity and its products, bolstering their resilience against potential cyber threats. About the … position: This is a crucial role where your understanding of people, systems and security will allow you to advocate for and influence best practices in a diverse free thinking organisation while facilitating smooth development and implementation processes. It is a unique opportunity to help secure an innovative organisation where … is direct and honest and understands that a check box approach doesn't get results. It involves: Advising Infra Engineering and IT teams on security topics and supporting their work from the security standpoint - maintaining things practical using a risk-based approach with a focus on following areas More ❯

a STEM discipline with 0 years of related engineering experience. Active DoD 8140 approved IAT Level II (or higher) compliant certification. Examples include: CCNA Security, Security+CE, CCNP, and CISSP. Experience with airborne networks, tactical links, and satellite communications to include common commercial and military BLOS and LOS links Experience … in deploying, configuring, and security hardening Cisco Network Devices Understanding of IPv4 and network design, including IP subnetting and protocols including BGP, OSPF and EIGRP Understanding of network device configuration and troubleshooting Understanding of advanced features like GRE, IPSEC, IP quality-of-service, VLANs, and multicast. Familiar with … a STEM discipline with 3 years of related engineering experience. Active DoD 8140 approved IAT Level II (or higher) compliant certification. Examples include: CCNA Security, Security+CE, CCNP, and CISSP. Experience with airborne networks, tactical links, and satellite communications to include common commercial and military BLOS and LOS links Experience More ❯

STEM discipline and 0 years of related engineering experience. Experience in scripting/programming languages such as Python or Matlab Experience deploying, configuring, and security hardening Cisco Network Devices Working knowledge of routing & switching concepts and protocols Familiarity with network simulation tools and load testing (e.g. CML, GNS3 … STEM discipline with 0 years of related engineering experience. Experience in scripting/programming languages such as Python or Matlab Experience deploying, configuring, and security hardening Cisco Network Devices Working knowledge of routing & switching concepts and protocols Familiarity with network simulation tools and load testing (e.g. CML, GNS3 More ❯

operates in a fast-paced environment, driving innovation through tasks such as sensor/weapon integration, algorithm development, user interface development, automated testing, cyber security, enterprise/infrastructure services, and enhancing leading-edge missile defense technologies. The Work We are seeking a highly skilled Network Security Engineer III … cyber-secure network device configurations (firewalls, switches, routers) - Plan, deploy, integrate, and test upgrades to the C2BMC network - Conduct research on different networking and security-related topics and produce reports on findings - Ensure that team devices are STIG-compliant and hardened appropriately, and run cyber protocols as needed Please … Cisco, Palo Alto) - Knowledge of ACL design and function, as well as hands-on experience with multi-vendor switching/routing (Juniper, Cisco) - Network security engineering experience Desired Skills: - Top Secret Clearance is desired - Scripting knowledge (Python, Ansible, PowerShell) - Solid understanding of JUNOS - Prior C2BMC experience - Intermediate knowledge of More ❯

on space architectures, policy and strategy, developmental planning, system of systems engineering, and threat reduction to help shape future space missions across the national security space enterprise. DSG is unique at Aerospace as it not only directly supports major customers, including United States Space Force, United States Space Command … with customers but also horizontal, matrixed responsibilities across the corporation. This Network Operations Specialist IV position provides leadership and network support to the Space Security and Defense Program (SSDP). This fast-paced organization is developing the next generation of capabilities to protect and defend US space systems in … the ability and willingness to obtain SAP/SAR accesses, which is issued by the US government. U.S citizenship is required to obtain a security clearance. Advanced technical proficiency in one or more of the following supported platforms: MS Hyper-V/VMWare/ESx/Xen Hypervisors, Microsoft More ❯

Windows, Linux and Virtualisaiton technologies: -Windows Server 2019/2022 Active Directory and NTFS permissions DNS DHCP File Services Group Policy, CIS and NCSC Security Hardening NTP SQL Server Windows Server Update Server (WSUS) -Cloud AWS Azure -Virtualisation VMware vSphere VMware vCentre Microsoft Hyper-V Our Ideal Candidate … experience within UK Defence (Army, Air force or Royal Navy). Excellent written and verbal communication skills. Ability to hold a minimum of UK Security Clearance (SC). Hold a UK Driving Licence and have a willingness to travel to client sites. Essential Qualifications: A Windows Server certification such More ❯

Windows, Linux and Virtualisaiton technologies: -Windows Server 2019/2022 Active Directory and NTFS permissions DNS DHCP File Services Group Policy, CIS and NCSC Security Hardening NTP SQL Server Windows Server Update Server (WSUS) -Cloud AWS Azure -Virtualisation VMware vSphere VMware vCentre Microsoft Hyper-V Our Ideal Candidate … experience within UK Defence (Army, Air force or Royal Navy). Excellent written and verbal communication skills. Ability to hold a minimum of UK Security Clearance (SC). Hold a UK Driving Licence and have a willingness to travel to client sites. Essential Qualifications: A Windows Server certification such More ❯

efficiency • Collaborate with other teams to integrate Ansible automation into CI/CD pipelines • Manage and maintain RHEL systems, including patch management, upgrades, and security hardening • Provide technical leadership and mentorship to junior team members • Stay current with industry trends, best practices, and developments in Ansible, RHEL, and … related technologies • Ensure compliance with current security policies and remediations • Proactively monitor and measure systems performance to detect trends and catch problems before users are impacted • Respond to systems alerts, triage, troubleshoot, and resolve incidents • Work closely with other support teams to ensure incident events are handled in a … timely manner • Handle incoming technical escalations from Service Desk, Network Operations Security Center, Tier II, and other support teams • Document and map architecture of the current RHEL environment and support the development of an Infrastructure Automation roadmap • Assist with postmortem related activities and support various efforts related to operational More ❯

NAT, etc. Understanding of multicast networking as applicable to video conference room hardware deployment and support and familiarity with network and endpoint management and security solutions including Intune, Manage Engine, Lansweeper, PRTG, Rapid 7. Ability to fix issues using Wireshark and interpret results. Previous knowledge working with validated environments … authentication and security. Design and implement LAN and WAN networks to support future expansion of the network. Configure and support Palo Alto firewalls, including security and NAT policies, implement fault tolerance, Prisma access, WAN and VPN configuration. Manage VMWare and Nutanix environments - functionality, maintenance, optimization, hardening. Collaborate with Director … of Cyber Security to implement network and application security hardening and monitoring. Design, implement, and manage Enterprise Wi-Fi solutions. Configure and manage the patching and updating of all on-prem infrastructure hardware and supporting the on-premises video conference room hardware, software, and updates. The client More ❯

organizations. We are dedicated to supporting the Air Force's commitment to technological superiority by providing innovative software engineering services that enhance operational efficiency, security, and agility. We strive to be a trusted partner in advancing the Air Force's mission of maintaining global readiness and dominance through superior … to the U.S. Air Force and U.S. Cyber Command. In this role, you'll be responsible for supporting efforts related to automation and infrastructure, security implementation, technical compliance and governance, incident monitoring and response, enhancement and maintenance of CI/CD pipelines, and continuous improvement. Ideal candidates thrive on … expect to: Design and implement automated build, test, and deployment processes leveraging DevSecOps best practices. Manage containerization technologies such as Kubernetes and Docker Perform security hardening and performance tuning for EKS clusters. Develop and maintain Helm charts Optimize Kubernetes resource allocation and autoscaling configurations. Integrate security tools More ❯

C# Senior Software Engineer (Security Clearance) Position Description The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our … in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will be hybrid working and based in one of our offices in Reading … tools. • Ability to understand and navigate complex, safety-critical systems. • Exposure to Agile (SAFe) methodologies and DevOps practices. Desirable Experience: • Operating system and application security hardening techniques. • Active Directory and Group Policy Object (GPO) configuration. • Security and compliance tooling such as Nessus. • Knowledge of UPS systems and More ❯

You will need to login before you can apply for a job. C# Senior Software Engineer (Security Clearance) Job Description The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our … in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will be hybrid working and based in one of our offices in Reading … tools. Ability to understand and navigate complex, safety-critical systems. Exposure to Agile (SAFe) methodologies and DevOps practices. Desirable Experience: Operating system and application security hardening techniques. Active Directory and Group Policy Object (GPO) configuration. Security and compliance tooling such as Nessus. Knowledge of UPS systems and More ❯

You will need to login before you can apply for a job. C# Senior Software Engineer (Security Clearance) Job Description The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our … in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will be hybrid working and based in one of our offices in Reading … tools. Ability to understand and navigate complex, safety-critical systems. Exposure to Agile (SAFe) methodologies and DevOps practices. Desirable Experience: Operating system and application security hardening techniques. Active Directory and Group Policy Object (GPO) configuration. Security and compliance tooling such as Nessus. Knowledge of UPS systems and More ❯

/7 international platform support, contributing to a high-performing and secure IT environment. Role & Responsibilities: Manage and maintain Windows Server platforms ensuring reliability, security, and performance. Deliver infrastructure projects and enhancements on time and within budget. Automate tasks and processes using PowerShell, Ansible, AWX, and REST API integrations. … consultancy to development and application support teams. Implement disaster recovery procedures and participate in regular DR testing. Apply patches and updates in line with security and compliance policies. Maintain documentation and contribute to operational procedures. Participate in on-call and weekend support rotations. Essential Skills & Experience: Strong expertise in … Windows Server 2008–2019 technologies. Proficient in PowerShell scripting. Familiarity with CI/CD pipelines, DevOps practices, and Git or similar tools. Knowledge of security hardening standards (CIS), networking, storage, and virtualization. Experience with clustering, high-availability, disaster recovery, and auditing. Understanding of data governance and compliance (e.g. More ❯

/7 international platform support, contributing to a high-performing and secure IT environment. Role & Responsibilities: Manage and maintain Windows Server platforms ensuring reliability, security, and performance. Deliver infrastructure projects and enhancements on time and within budget. Automate tasks and processes using PowerShell, Ansible, AWX, and REST API integrations. … consultancy to development and application support teams. Implement disaster recovery procedures and participate in regular DR testing. Apply patches and updates in line with security and compliance policies. Maintain documentation and contribute to operational procedures. Participate in on-call and weekend support rotations. Essential Skills & Experience: Strong expertise in … Windows Server 2008–2019 technologies. Proficient in PowerShell scripting. Familiarity with CI/CD pipelines, DevOps practices, and Git or similar tools. Knowledge of security hardening standards (CIS), networking, storage, and virtualization. Experience with clustering, high-availability, disaster recovery, and auditing. Understanding of data governance and compliance (e.g. More ❯

British Nationals Only About The Client: I am working with a highly regarded and secure-tech organisation leading cutting-edge digital infrastructure transformation across security programmes. They deliver ultra-secure, scalable and high-performance cloud platforms for clients operating in some of the UK's most mission-critical environments. … and real-time data streaming pipelines. As a senior or lead engineer, you’ll be hands-on in both build and support, working across security-first infrastructure and enabling robust DevSecOps practices. Essential Skills: Strong experience with AWS MSK (Kafka) and secure multi-account AWS environments Proven production experience … Pipelines (Drone/GitLab) Excellent understanding of Kafka internals, stream processing, and secure Kafka deployments Strong experience across monitoring (Prometheus, Grafana, CloudWatch) Knowledge of security hardening, IAM, WAF, Shield, Vault Working knowledge of Agile, Infrastructure-as-Code, and DevSecOps practices UK*C or Enhanced DV (eDV) Clearance is More ❯

British Nationals Only About The Client: I am working with a highly regarded and secure-tech organisation leading cutting-edge digital infrastructure transformation across security programmes. They deliver ultra-secure, scalable and high-performance cloud platforms for clients operating in some of the UK's most mission-critical environments. … and real-time data streaming pipelines. As a senior or lead engineer, you’ll be hands-on in both build and support, working across security-first infrastructure and enabling robust DevSecOps practices. Essential Skills: Strong experience with AWS MSK (Kafka) and secure multi-account AWS environments Proven production experience … Pipelines (Drone/GitLab) Excellent understanding of Kafka internals, stream processing, and secure Kafka deployments Strong experience across monitoring (Prometheus, Grafana, CloudWatch) Knowledge of security hardening, IAM, WAF, Shield, Vault Working knowledge of Agile, Infrastructure-as-Code, and DevSecOps practices UK*C or Enhanced DV (eDV) Clearance is More ❯

Migrate from custom auth to Auth0 (or similar), with social login + MFA Data governance: Apply labelling to Postgres, S3 and BigQuery data Web security hardening: Audit React, GraphQL and FastAPI layers to eliminate XSS/CSRF and strengthen CSP Static analysis remediation: Triage and address SAST findings … access controls Audit logging: Structure and surface user action logs in the app 💻 Tech Stack Frontend: React, Apollo GraphQL Backend: FastAPI (Python) Infra/Security: GitHub Actions, SAST tools, Auth0 (or equivalent), RBAC, CSP ✅ What We’re Looking For Must-haves: 5+ years building production-grade web apps (React … a must Bonus points for: Experience migrating to managed auth Exposure to Kubernetes, Terraform or Helm Working in early-stage, high-growth startups under security constraints 💬 How We Work You’ll ship iteratively, demo weekly, and document your work for long-term sustainability. We value clean code, proactive ownership More ❯

Migrate from custom auth to Auth0 (or similar), with social login + MFA Data governance: Apply labelling to Postgres, S3 and BigQuery data Web security hardening: Audit React, GraphQL and FastAPI layers to eliminate XSS/CSRF and strengthen CSP Static analysis remediation: Triage and address SAST findings … access controls Audit logging: Structure and surface user action logs in the app 💻 Tech Stack Frontend: React, Apollo GraphQL Backend: FastAPI (Python) Infra/Security: GitHub Actions, SAST tools, Auth0 (or equivalent), RBAC, CSP ✅ What We’re Looking For Must-haves: 5+ years building production-grade web apps (React … a must Bonus points for: Experience migrating to managed auth Exposure to Kubernetes, Terraform or Helm Working in early-stage, high-growth startups under security constraints 💬 How We Work You’ll ship iteratively, demo weekly, and document your work for long-term sustainability. We value clean code, proactive ownership More ❯

for infrastructure improvement and cloud best practices Document the infrastructure and changes for internal knowledge sharing Provide guidance on cost optimisation, performance tuning, and security hardening Essential Skills GCP - deep knowledge of core services: Compute Engine, Cloud Storage, VPC, IAM, Logging/Monitoring (Cloud Operations) Google Kubernetes Engine More ❯

implementation of projects to our wide range of clients. This could range from simple, one-day jobs to multi-strand, complex systems migrations, and security hardening. These projects typically include the implementation of Office 365, EMS (including Intune, Conditional Access, Autopilot and many other 365 security features), Mimecast … Proficiency in Windows OS (10 and 11) and understanding of DNS, DHCP, TCP/IP, LAN, Routing, VPN, and WAN. · Interest and exposure to security, including firewalls and Windows security for servers and workstations. IND-LET More ❯