Cybersecurity Infrastructure Administrator

General Dynamics Information Technology

2d • $102,000 - $138,000 • Onsite

About The Position

Advance your career while impacting our national security in cyber as a Cybersecurity Infrastructure Administrator at GDIT. Here, technologists have many paths to grow a meaningful career supporting cyber missions and operations across the federal government. WHAT YOU WILL DO: As a Cybersecurity Infrastructure Administrator, the work you’ll do at GDIT will be impactful to the mission of USCENTCOM. You will play a crucial role in 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 IDS/IPS technologies, Security Onion, and firewalls from different vendors and network taps.

Requirements

• Education: Bachelor’s degree in Information Systems, Computer Science, Computer Engineering, or another related field
• Certification: Applicable DoD 8140 or DoD 8570 Certification
• Experience: 5+ years of related experience in cybersecurity administration, with a focus on configuring, managing, and troubleshooting firewalls to ensure robust security measures are in place.
• Technical skills: 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. Proficiency in Firewall technologies, IPS & IDS technologies and tap infrastructure.
• Security clearance level: TS/SCI clearance required.
• US citizenship required

Nice To Haves

• Prior CENTCOM/COCOM experience
• Strong background in general networking technology.
• Proficiency in Next-Gen Firewalls/Next-Gen IPS.
• Linux experience
• Experience with troubleshooting using packet capture and packet analysis (Wireshark).
• Continuous improvement: Stay abreast of the latest developments in network security and cybersecurity.

Responsibilities

• Configuration and Optimization: Collaborate with cybersecurity stakeholders to define and implement effective configurations for boundary infrastructure and network access control solutions. Customize and optimize alert rules, correlation searches, and detection mechanisms to align with security requirements and organizational objectives. Work with other Cybersecurity Engineering team members and will be required to interact with end users to gather requirements, perform troubleshooting, and aid as necessary. 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 various IDS/IPS, firewall, security onion or other boundary and sensor related technology, 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 as capable within boundary related platforms to automate routine tasks, orchestrate incident response processes, and enhance operational efficiency. 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.

Benefits

• Growth: AI-powered career tool that identifies career steps and learning opportunities
• Support: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, competitive pay and paid time off
• Community: Award-winning culture of innovation and a military-friendly workplace

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees