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Senior Network & Security Engineer - LTG

Security Engineer

Senior Network & Security Engineer responsible for designing, implementing, and maintaining network and security infrastructure in a SaaS hosting environment, managing firewall devices, vulnerability reports, and leading technical initiatives.

About the role

Senior Network & Security Engineer will report directly to PeopleFluent’s Director of Hosting Services. An exemplary candidate will have experience managing network projects and has a strong technical background in both networking and security.

Responsibilities

  • Own the design, implementation, and maintenance of our network and security infrastructure.
  • Hammer out routine change requests on networking and firewall devices.
  • Maintain our security auditing tools & regularly review vulnerability reports and findings
  • Collaborate with our team, partners, and vendors to integrate best practice methodologies at all levels within the hosting SaaS environment.
  • Serve as the technical leader for various network and security projects.
  • Participate in compliance and security audits and advocate for strong security discipline.
  • Serve as a member of PeopleFluent’s 24/7 Response Team by participating in on-call rotations and off hours escalations to keep our systems up and running.

What you need to be successful in this role:

  • You communicate when you need help, don’t understand requirements, think there’s a better path forward, etc. Open communication is key to the success of our team.
  • You must be able to work in a fast paced environment and maintain your cool.
  • You must understand and be able to support high availability networks.
  • You have a deep understanding of security and networking best practices.
  • You are well versed in subnet masking, VLANs, NAT.
  • You are well versed in routing configurations (BGP, static, etc).
  • You have hands-on experience with firewall technologies, WAFs, and IDS/IPS. The type of device matters less than a deep understanding of how these devices function and their best practices.
  • You have experience using a variety of security auditing tools.
  • You can create and organize great documentation, usually without being prompted. We are huge fans of clear and concise documentation.
  • You are capable of performing network analysis and proactive monitoring.

Nice to haves:

  • You’ve been through ISO and SOC audits and understand the how and why of security practices and building solid audit trails.
  • Experience with point to point circuits, MPLS, VPNs, and tunneling in general.
  • Experience with Load balancers (such as F5s).
  • You have both public cloud and on premises infrastructure experience.
  • Automation of your daily activities is second nature.

We are an Equal Opportunity Employer and do not discriminate against any employee or applicant for employment because of race, colour, sex, age, national origin, religion, sexual orientation, gender identity, status as a veteran, and basis of disability or any other federal, state or local protected class.

Originally posted on Himalayas

Skills

siemiampenetration testing
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CompanyLTG
DepartmentEngineering
LocationUnited Kingdom
Experience5+ years
Tenurefull-time
LevelSenior

Posted June 22, 2026

Senior Network & Security Engineer - LTG | OpenTalent