Senior Network Security Engineer - Remote

About the Role

We are looking for a Senior Network Security Engineer to join our team remotely. In this role, you will support the design, governance, and continuous improvement of enterprise network security architectures and controls across client environments. Your expertise will help ensure that security is embedded within modern network architectures, including hybrid environments, remote access platforms, cloud connectivity, and software-defined networking.

What You'll Do

• Define and maintain enterprise network security standards, policies, and reference architectures.
• Design secure-by-design network architectures including segmentation, DMZ patterns, secure remote access, and third-party connectivity models.
• Establish and maintain network security hardening baselines and configuration standards for network infrastructure.
• Govern firewall and network security control requirements including rule management standards, logging requirements, and review processes.
• Partner with network operations teams to ensure security controls are embedded into operational processes and infrastructure changes.
• Improve network visibility and monitoring by integrating network telemetry into security monitoring and detection platforms.
• Support incident response activities involving network infrastructure, providing technical guidance for containment and remediation.
• Identify and remediate network security vulnerabilities, misconfigurations, and policy exceptions based on risk and business impact.
• Maintain network security architecture documentation, including blueprints, diagrams, and configuration standards.
• Support secure connectivity requirements for third-party partners, suppliers, and cloud services.
• Contribute to network security tooling strategy and roadmap development across enterprise environments.

Requirements

• 8–10+ years of experience in network engineering or cybersecurity roles, with at least 5 years focused on network security engineering.
• Proven hands-on experience designing and securing enterprise networks using next-generation firewalls, SD-WAN technologies, and network access control platforms.
• Experience designing secure network architectures including segmentation, secure remote access, and hybrid cloud connectivity.
• Experience working with network operations teams to implement and maintain security controls in production environments.
• Experience supporting security monitoring, detection engineering, and network-related incident response investigations.
• Relevant certifications such as PCNSE, CCNP Security, or equivalent network security certifications are desirable.

Nice to Have

• Strong troubleshooting skills for network security issues including firewall policy analysis and network traffic investigation.
• Ability to translate security requirements into practical and scalable network security controls.

What We Offer

• Competitive salary package, share plan, company performance bonuses, value-based recognition awards, referral bonus.
• Career coaching, global career opportunities, non-linear career paths, internal development programmes for management and technical leadership.
• Complex projects, rotations, internal tech communities, training, certifications, coaching, online learning platforms subscriptions, pass-it-on sessions, workshops, conferences.
• Hybrid work and flexible working hours, employee assistance programme.
• Global internal wellbeing programme, access to wellbeing apps.
• Global internal tech communities, hobby clubs and interest groups, inclusion and diversity programmes, events and celebrations.

At Endava, we’re committed to creating an open, inclusive, and respectful environment where everyone feels safe, valued, and empowered to be their best. We welcome applications from people of all backgrounds, experiences, and perspectives—because we know that inclusive teams help us deliver smarter, more innovative solutions for our customers.