their team: Key requirements: Cloudflare expertise/Cloudflare WAF knowledge is required (minimum 3 years) Good knowledge of the 7 layers of the OSI model. Good knowledge of HTTP, HTTPS, SSL, TLS/mTLS Knowledge Authentication technologies. (SAML/OAUTH/) Knowledge and/or experience of Imperva WAF/WAAP on premise, SAAS and/or Cloud are a More ❯
Birmingham, West Midlands, United Kingdom Hybrid / WFH Options
Spectrum It Recruitment Limited
concepts and solutions. Ability to work with, devise, and implement CI/CD pipelines and practices. A solid understanding of networking concepts, technologies, and protocols (TCP/IP, IPSec, HTTPS, DNS). The company have a remote first working practice so this position is available on a remote working basis. The interview process includes a Gorilla technical screening test, technical More ❯
least 5 years experience working in a high traffic, production web based environment *Experience with 24/7 Linux based web operations environment *A good understanding of: HTTP and HTTPS DNS TCP/IP Networking principles Firewalls rules and configuration Experience of virtualisation technologies and virtualisation management (KVM, VMware, AWS) *Strong verbal and written communications skills. These include proficiency in More ❯
Manchester, North West, United Kingdom Hybrid / WFH Options
Spectrum It Recruitment Limited
concepts and solutions. Ability to work with, devise, and implement CI/CD pipelines and practices. A solid understanding of networking concepts, technologies, and protocols (TCP/IP, IPSec, HTTPS, DNS). The company have a remote first working practice so this position is available on a remote working basis. If you prefer working in an office with a team More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Spectrum IT Recruitment
concepts and solutions. Ability to work with, devise, and implement CI/CD pipelines and practices. A solid understanding of networking concepts, technologies, and protocols (TCP/IP, IPSec, HTTPS, DNS). The company have a remote first working practice so this position is available on a remote working basis. If you prefer working in an office with a team More ❯
proficiency in a wide range of programming languages and tools (e.g., C , C#, Java, JavaScript, Microsoft .NET, LINQ, gRPC), communication protocols (e.g., WS-Biometric Devices, RTP/RTSP, WebRTC, HTTPS Live Streaming), and database systems (e.g., Oracle, MySQL, PostgreSQL, MongoDB, Elasticsearch). Experienced in working with web services (RESTful and SOAP APIs), cloud platforms (e.g., AWS, Azure, GCS), and network More ❯
devices such as firewalls, routers, switches, VPNs, or Intrusion Detection/Prevention Systems for cyber security vulnerabilities. 5. Demonstrated experience with communications protocols such as IP, TCP, UDP, HTTP, HTTPS, MPLS, OSPF, IGRP, BGP, SIP, H.232. 6. Demonstrated experience with multiple OS's, including Windows, Linux, and OSX. 7. Demonstrated experience with Microsoft Windows ver.; 7, 8, 10, 2008R2 More ❯
with containers Advanced understanding of infrastructure: AD, DNS, firewalls, load balancers, routing, switching, etc., Experience with central authentication (LDAP/AD) and security Knowledge of protocols such as GRE, HTTPS, IP, IPSec, SSH, TCP, UDP, TLS, etc., Knowledge of Microsoft SQL Server and database administration. Knowledge of the AWS CLI Familiarity with Agile development, deployment concepts, methodologies and tools Familiarity More ❯
in analyzing and securing SSL/TLS protocols Proficiency in analyzing network traffic using tools like Wireshark, tcpdump, or custom scripts Understanding of advanced cryptographic attacks and knowledge of secure coding practices to prevent vulnerabilities (e.g., SSL stripping, man-in-the-middle attacks) Solid understanding of network security concepts, including firewalls, VPNs, IDSs, IPSs, and protocols like HTTPS, SSH, and More ❯
Apple Engineer - Sr The Apple Engineer - Sr provides Apple device and infrastructure critical skills to operate, manage, troubleshoot, and resolve complex issues and maintain Apple laptops, mobile devices, and secure macOS operating system on classified and unclassified networks. A thorough understanding of macOS, Jamf Pro, Active Directory, STIGs, Shell/Bash, TCP/IP, and Apple Business Manager is essential. … in a timely manner Writing effective procedural guidance Technical Knowledge Familiarity with MS Intune or similar tool Willingness to learn MECM A clear understanding of TCP/IP, HTTP, HTTPS, SMTP, SNMP, DNS, DHCP and knowledge of the 802.11 wireless internet standards Proficient in Jamf Pro, macOS, Active Directory, MySQL Certifications relating to Apple Mac Technician, Jamf Technician strongly encouraged More ❯
PL/SQL, RAC, and scripting in support of automation and nightly processing jobs. Routing, switching, firewall rules, and TCP/UDP/SSH/FTP/SCP/HTTPS protocols. Creating, renewing, installing, and troubleshooting secure certificates for web servers/sites, appliances, or networking hardware. Server hardware installation, maintenance, and patching. Things That Would Be Nice to Have More ❯
SQL, PL/SQL, and scripting in support of automation and nightly processing jobs. Routing, switching, firewall rules, and TCP/UDP/SSH/FTP/SCP/HTTPS protocols. Creating, renewing, installing, and troubleshooting secure certificates for web servers/sites, appliances, or networking hardware. Server hardware installation, maintenance, and patching. Things That Would Be Nice to Have More ❯
requirements for access to classified information. U.S. citizenship is required. Travel to customer sites and other program locations may be required. Primary Responsibilities: Install, maintain, audit and support multiple secure network environments and limited web/data application service Maintain internet applications and protocols (i.e. IP, TCP, HTTP, HTTPS, FTP and SSL) Maintain file servers, firewalls, network access, Security Monitoring More ❯
SQL, PL/SQL, and scripting in support of automation and nightly processing jobs. Routing, switching, firewall rules, and TCP/UDP/SSH/FTP/SCP/HTTPS protocols. Creating, renewing, installing, and troubleshooting secure certificates for web servers/sites, appliances, or networking hardware. Server hardware installation, maintenance, and patching. Things That Would Be Nice to Have More ❯
Science or equivalent professional experience. Preferred Qualifications: Experience in UX design for web-based products. Strong ability to mentor junior developers. In-depth knowledge of network technologies such as HTTPS, PKI, HTTP2/3, TLS, DNS, DHCP, Squid, nginx, and more. Familiarity with open-source development (e.g., demonstrated through GitHub contributions). Understanding of DevOps practices and culture. Knowledge of More ❯
and a working knowledge of network communications and routing protocols (e.g. TCP, UDP, ICMP, BGP, MPLS, etc.) and common internet applications and standards (e.g. SMTP, DNS, DHCP, SQL, HTTP, HTTPS, etc.). Experience with the identification and implementation of counter-measures or mitigating controls for deployment and implementation in the enterprise network environment. Experience with one or more of the More ❯
and a working knowledge of network communications and routing protocols (e.g. TCP, UDP, ICMP, BGP, MPLS, etc.) and common internet applications and standards (e.g. SMTP, DNS, DHCP, SQL, HTTP, HTTPS, etc.) Experience with the identification and implementation of counter-measures or mitigating controls for deployment and implementation in the enterprise network environment Experience with one or more of the following More ❯
Systems Digital Intelligence. Due to the nature of our work, successful candidates for this role will be required to go through Government SC clearance prior to starting with us. https://www.gov.uk/guidance/security-vetting-and-clearance Why BAE Systems? This is a place where you’ll be able to make a real difference. You’ll be More ❯
Leeds, West Yorkshire, Yorkshire and the Humber Hybrid / WFH Options
BAE Systems
Systems Digital Intelligence. Due to the nature of our work, successful candidates for this role will be required to go through Government SC clearance prior to starting with us. https://www.gov.uk/guidance/security-vetting-and-clearance Why BAE Systems? This is a place where you’ll be able to make a real difference. You’ll be More ❯
Systems Digital Intelligence. Due to the nature of our work, successful candidates for this role will be required to go through Government SC clearance prior to starting with us. https://www.gov.uk/guidance/security-vetting-and-clearance Why BAE Systems? This is a place where you’ll be able to make a real difference. You’ll be More ❯
Southampton, England, United Kingdom Hybrid / WFH Options
Synergize Consulting
We have partnered with a global IT consultancy delivering secure, large-scale infrastructure projects for UK public sector programmes. We're seeking an experienced Security Cleared (SC) Virtual Infrastructure Automation Engineer to support the deployment of a Digital Imaging and Management Subsystems. This outside IR35 contract role will focus on building, automating, and securing GPU-accelerated virtual infrastructure in line … and security standards. 🛠️ Key Responsibilities Provision and manage virtualised infrastructure (Ubuntu/RHEL), including GPU-based systems Develop and maintain infrastructure-as-code scripts using Ansible and Terraform Implement secure networking, firewalls, and HTTPS configurations Ensure OS and application hardening, including vulnerability mitigation and cert management Integrate monitoring and logging tools (e.g. rsyslog, SCOM) Collaborate on CI/CD, environment … incremental deployments, and release processes Maintain configuration documentation and task tracking via JIRA 🧠 Required Skills Linux systems: Ubuntu & RHEL IaC tools: Ansible & Terraform GPU virtualisation & dynamic resource tuning Networking & secure endpoint configuration Docker/Kubernetes Enterprise logging/monitoring (e.g., rsyslog, SCOM) Strong understanding of infrastructure security 📌 Details Contract Type: Outside IR35 Duration: 3 months initially Start: Immediate Location: Remote More ❯
Chantilly, Virginia, United States Hybrid / WFH Options
Kudu Dynamics, LLC
next generation of capabilities. Full Job Description The team is looking for a talented software engineer with Android development skills. You would contribute to a small team building a secure and resilient automation framework. To do this, we need to build reliable and scalable code that can rapidly deliver value to our customers. We are looking for a talented software … addition to any experience writing/conducting test plans Background in cryptography, privacy, virtual private networking, distributed computing protocols Experience in commonly used communications protocols such as TCP, UDP, HTTPS, TLS Experience with container technologies such as Docker Experience creating CI/CD pipelines Experience evaluating open-source code for suitability to satisfy program objectives and making modifications as needed More ❯
San Antonio, Texas, United States Hybrid / WFH Options
Kudu Dynamics, LLC
generation of capabilities. Full Job Description The team is looking for a talented reverse engineer, ideally on an Android platform. You would contribute to a small team building a secure and resilient automation framework. To do this, we need to build reliable and scalable code that can rapidly deliver value to our customers. We are looking for a talented engineer … up Man in the Middle proxies to instrument applications Background in cryptography, privacy, virtual private networking, distributed computing protocols Experience in commonly used communications protocols such as TCP, UDP, HTTPS, TLS Experience evaluating open-source code for suitability to satisfy program objectives and making modifications as needed Experience with full-stack development in a Linux environment Benefits We Provide: Equity More ❯
with in-house teams to identify the right mix of tools, techniques, and procedures to translate your customer's needs and future goals into a plan that will enable secure and effective solutions. Take a critical approach to solution design, identifying gaps, providing alternatives, and customizing solutions to maintain a balance of security and business needs. Create technical solutions to … Tanium, Zscaler, Palo Alto, McAfee, Carbon Black, CrowdStrike, FireEye, Cloud Security platforms, or ServiceNow Experience with Linux administration Experience with networks and network protocols, including TCP, UDP, DNS, HTTP, HTTPS, SSH, and FTP TS/SCI clearance Automation Tools Certification, including Splunk or Splunk SOAR, Security+, CEH, or CISSP Certification Clearance: Applicants selected will be subject to a security investigation More ❯
located at Hanscom AFB, Bedford, MA. Responsibilities Duties include, but not limited to: Possess a deep understanding of Internet based technologies (DNS, Security, IP Routing, SSH, SFTP, HTTP/HTTPS, etc.). Deep understanding of IP network technologies and software tools for performance monitoring and troubleshooting. (Especially layers 2 and 3). Write and maintain custom scripts to increase system … technical expertise; full industry knowledge of cybersecurity engineering, cyber forensics, network security tools and technologies, cybersecurity policy, procedures, and workforce structure to design, develop, and implement recommendations for a secure enclave environment, and best practices. Investigate, monitor, and troubleshoot firewall-related issues including performance and connectivity problems and security logs to identify and respond to potential threats and vulnerabilities, conducting More ❯