Senior Cyber Security Specialist Engineer

Sopra Steria's Aerospace; Portsmouth; Hybrid; GBP 35,000 - 50,000; Full time

Job summary

A leading Defence and Cybersecurity firm seeks a Cyber Team member to work on-site in Portsmouth. This role involves managing Windows and Linux servers, handling network security issues, and maintaining SPLUNK solutions. Candidates must have DV Clearance eligibility and experience in security environments. The company promotes diversity and is committed to equality of opportunity.

Qualifications

• Eligible for DV Clearance.
• Experience in managing security environments.
• Knowledge of MoD and government IT legislation.

Responsibilities

• Respond to ServiceNow incidents.
• Resolve e-mail and web browser issues.
• Conduct POI investigations.
• Handle SPLUNK solution maintenance.
• Support network security in an enterprise environment.
• Administer advanced firewall and proxy configurations.

Skills

ServiceNow incidents response

Email and web browser troubleshooting

3rd/4th line network issues support

Advanced firewall and proxy administration

Splunk solution management

Core Linux administration

Core MS Windows administration

VMware vSphere virtualization

Root cause analysis

ITIL knowledge

Security legislation knowledge

CISSP or other security certification

Job description

Join this established Cyber team on a large Defence site, working within the Security Services environment whilst also performing administration duties across Windows and Linux based Server Infrastructure, Security Appliances, Network Infrastructure, Virtual Environments and Storage. This is an opportunity to become involved in the world of Defence and Science where no 2 days are the same. Initially you will be based on site in Portsmouth OR Salisbury for the first 8 weeks whilst you learn this account. After that you will be on site 2 days per week. You do need to be eligible for DV Clearance please.

What you'll be doing:

• Responding to ServiceNow incidents.
• Resolve e-mail and web browser issues.
• POI Investigations.
• Handling and maintaining an on prem Splunk solution.
• 3rd/4th line Network Issues.
• Experience in managing and maintaining Splunk solution.
• 3rd/4th line Network Security experience support in an Enterprise environment working to challenging SLAs.
• Advanced Firewall and Proxy administration (to include install, configurations and fault finding).
• Recent experience of working within security environments.
• Understanding of Networks, Routers, DMZ and Switches.
• Extensive Core Linux administration skills.
• Core MS Windows administration skills.
• Experience of VMware vSphere virtualisation systems.
• Good understanding and ability to perform root cause analysis across a range of protocols and topologies (TCP/IP, HTTP, HTTPS, SMTP, FTP, DNS, DHCP, X500).
• Knowledge of ITIL (ITIL Foundation certificate or experience working in ITIL environments).
• Previous experience of project delivery & implementation of detailed designs.
• Knowledge of MoD, CESG and other mandated government IT legislation.
• Certified Information Systems Security Professional or other security certification.

Sopra Steria's Aerospace, Defence and Security business designs, develops and deploys digital solutions to Central Government clients. The work we do makes a real difference to the client's goal of National Security, and we operate in a unique and privileged environment. We are given time for professional development activities, and we coach and mentor our colleagues, sharing knowledge and learning from each other. We foster a culture in which employees feel valued and supported and have pride in their work for the customer, delivering outstanding rates of customer satisfaction in the UK's most complex safety- and security-critical markets.

We embrace difference as a source of creativity, innovation and competitive advantage and are striving to become a more diverse organisation. We welcome applications from people with a diverse variety of backgrounds and identities. We are committed to equality of opportunity for all and do not discriminate on the basis of race, religion, colour, gender, age, disability, sexual orientation or marital status. We have partnered with Vercida, the UK's largest diversity and inclusion focused careers site, where all our vacancies are available in an accessible format. If you require any adjustments to the recruitment process, to enable you to perform to the best of your ability, please let us know when completing your application. We participate in the Disability Confident scheme and are committed to offering an interview to any candidate with a disability, who meets the minimum criteria for the role. If you believe this could apply to you, please let us know when completing your application.