Cybersecurity Systems Administrator - Lead

Job Title: CITS - Cybersecurity Systems Administrator - Lead

Location: Tampa, Florida

Required Clearance: Must have an active/current TS-SCI clearance for this role.

Position Description:

As the Cybersecurity Systems Administrator Lead, you will provide cyber technical support for the Cyber Security Operations Center (CSOC) in Tampa FL. Support will consist of configuring, tuning, optimizing, and maintaining critical security infrastructure to safeguard the organization's digital assets against evolving cyber threats. You'll be responsible for overseeing the operation and maintenance of essential cybersecurity systems, including Security Information and Event Management (SIEM) technologies, Endpoint Detection Response (EDR) systems, network access control policies, and Security Orchestration, Automation, and Response (SOAR) platforms.

WHAT YOU WILL DO:

Configuration and Optimization:

• Collaborate with cybersecurity stakeholders to define and implement effective configurations for SIEM, EDR, NAC and other cybersecurity detection and remediation solutions.

• Customize and optimize alert rules, correlation searches, and detection mechanisms within SIEM to align with security requirements and organizational objectives.

• Deploy new SIEM instances including clustered deployments and apps.

• Fine-tune EDR policies, rulesets, and scanning parameters to enhance endpoint visibility and threat detection capabilities.

• Configure network access control policies to enforce security posture and mitigate risks associated with unauthorized devices.

• Ability to support Linux environment, editing and maintaining Splunk configuration files and apps.

• Work with other Cybersecurity Engineering team members and will be required to interact with end users to gather requirements, perform troubleshooting, and aid with the creation of Splunk search queries and dashboards.

• Integrate cyber tools with variety of legacy data sources.

Maintenance and Support:

• Conduct routine maintenance tasks, such as software updates, patches, and performance tuning, to ensure the reliability and efficiency of cybersecurity systems.

• Provide timely support and troubleshooting assistance to address issues and incidents related to SIEM, EDR, NAC, and SOAR platforms, collaborating with vendors or higher-level support as necessary.

• Perform regular system audits and health checks to identify vulnerabilities, misconfigurations, or performance issues, implementing corrective actions as needed.

• Provide occasional presentations of tool capabilities to leadership

Policy Development and Compliance:

• Develop and enforce configuration standards, security policies, and operational procedures for cybersecurity systems, ensuring compliance with regulatory requirements and industry best practices.

• Monitor compliance with security policies and regulations through audits, assessments, and reporting activities, taking corrective actions to address any deviations or gaps.

• Collaborate with compliance and audit teams to streamline regulatory compliance efforts and demonstrate adherence to security standards.

• Integration and Automation: Integrate cybersecurity systems with other security controls, data sources, and IT infrastructure components to create a cohesive security ecosystem.

• Develop and maintain automation scripts, playbooks, and workflows within the SOAR platform to automate routine tasks, orchestrate incident response processes, and enhance operational efficiency to assist the SOC.

• Explore opportunities for innovation and continuous improvement by leveraging automation, orchestration, and integration with emerging technologies and industry trends.

Training and Knowledge Sharing:

• Provide training sessions and document processes to empower internal teams with the knowledge and skills required to effectively utilize cybersecurity systems.

• Share expertise, best practices, and lessons learned with colleagues through formal and informal channels, fostering a culture of collaboration and knowledge sharing within the cybersecurity team.

WHAT YOU WILL NEED:

• Required Education: Bachelor's degree in information systems, Computer Science, Computer Engineering, Cybersecurity or another related field. Relevant work experience may be considered in lieu of a degree.
• Required work Experience: Five plus (5+) years' experience in cybersecurity administration, with a focus on configuring and managing SIEM, EDR, network access control, and SOAR platforms and other related security technologies.
• Proficiency in Linux environments, including system administration tasks and shell scripting for automation and customization.
• Solid understanding of cybersecurity principles, threat landscapes, and best practices for configuring and tuning security tools.
• Strong analytical skills and attention to detail, with the ability to troubleshoot complex technical issues and optimize system performance.
• Excellent communication and collaboration skills, with the ability to interact effectively with technical and non-technical stakeholders.
• Demonstrated ability to work independently, prioritize tasks, and meet deadlines in a dynamic and fast-paced environment.
• Required Certifications: Relevant certifications (e.g., COMPTIA Security+, CISSP, GIAC, Splunk Core Certified Power User)

Desired Qualifications

• Prior CENTCOM/COCOM experience

• Splunk Certifications

• Previous Threat Hunting/SOC experience

• Previous System Administration Experience

Location: Tampa, Florida

Required Clearance: Must have an active/current TS-SCI clearance for this role. If you do not have an active/current TS/SCI, please do not apply!

WHAT GDIT CAN OFFER YOU:

• 401K with company match
• Comprehensive health and wellness packages
• Internal mobility team dedicated to helping you own your career
• Professional growth opportunities including paid education and certifications
• Cutting-edge technology and the ability to make a real impact on the world around you.

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