At a Glance
- Tasks: Design and support global network infrastructure while enhancing security and automating processes.
- Company: Join L3Harris, a leader in defence tech with a focus on innovation and community.
- Benefits: Enjoy hybrid working, generous holiday, private medical insurance, and a strong pension scheme.
- Other info: Work in a supportive culture that values diversity and professional growth.
- Why this job: Make a real impact in national security while growing your skills in a dynamic environment.
- Qualifications: 10+ years in systems or network engineering with experience in cloud and automation tools.
The predicted salary is between 60000 - 80000 £ per year.
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.
L3Harris supports Britain’s mission to secure and strengthen the country by delivering sovereign innovation across the space, air, land, sea and cyber domains. L3Harris Trenchant is an elite global team of engineers and security researchers charged with building world-class computer security products. We are a trusted, discrete partner furnishing security products, consultancy, training and integration services to allied security, defence, and law enforcement agencies.
A few of our employee benefits are:
- Hybrid working where possible, three days onsite per week
- 9/80 working schedule
- 25 days holiday per year (plus bank holidays), increasing with long service and with the opportunity to buy/sell up to 5 days
- Private medical insurance with optional family cover
- Pension scheme of up to 8% employer contribution
- Life Assurance 4x salary (flexible up to 10x)
- Group income protection
- Flexible opt-in extras such as a health care cash plan, dental insurance, gym membership, critical illness cover, cycle to work scheme, travel insurance and electric car scheme
- Employee Family Assistance Program providing mental health and wellbeing support
- Professional membership reimbursement (discretionary)
What the role will involve:
- Design, implement and support and improve a hybrid global network infrastructure, including routing, switching, firewalls, VPNs, and site-to-site connectivity.
- Automate infrastructure provisioning and management using tools such as Ansible, Terraform, Python, and Bash.
- Participate in incident response and serve as an escalation point for complex issues.
- Monitor system health and performance, using tools such as Prometheus, Grafana, and SNMP.
- Enhance infrastructure security through hardening, patching, and vulnerability remediation.
- Align IT services with global standards, and ensure stable, reliable infrastructure.
- Take ownership of problems and improve systems, processes, and service quality.
- Collaborate effectively with colleagues across regions and share knowledge.
What you’ll bring:
- Experience architecting, deploying and supporting global network solutions that support a wide variety of users.
- Experience building and supporting AWS networks.
- Experience with Infrastructure as Code (IaC) tools (Ansible, Terraform, Python, and Bash).
- Excellent communication and organizational abilities.
- Eligible to obtain a security clearance (current clearance highly regarded).
- Bachelor’s degree in a relevant field and 10+ years of experience in systems, network, or infrastructure engineering.
Preferred Additional Skills:
- Experience with Juniper JunOS, Cisco IOS, and pfSense firewalls.
- Hands-on experience supporting Linux, containerization and cloud platforms.
- Mentoring engineers and providing peer technical oversight.
- Ability to lead infrastructure projects.
- Experience supporting technical or engineering teams.
- Flexibility for occasional travel.
Important to know:
Due to the nature of our work many of our roles require a UK nationality and the ability to obtain a security clearance. Applicants who accept a conditional offer of employment must meet the requirement of right to work in the UK and must meet eligibility requirements for access to classified information and will be subject to government security checks. L3Harris Technologies is proud to be an Equal Opportunity Employer. We are committed to maintaining a workplace that is free from unlawful discrimination and offers equal opportunities for all. Applications from individuals are encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief, and marriage and civil partnerships.
IT Systems & Infrastructure Engineer - Security in City of Westminster employer: Harris Geospatial Solutions
L3Harris is an exceptional employer that fosters a culture of inclusivity and professional growth, particularly for IT Systems & Infrastructure Engineers in the vibrant setting of London. With a strong commitment to work-life balance, employees benefit from hybrid working options, generous holiday allowances, and comprehensive health and wellness programmes. The company not only prioritises employee development through mentorship and professional memberships but also plays a crucial role in national security, making every contribution meaningful and impactful.
Contact Details:
Harris Geospatial Solutions Recruitment Team
