Search the 79 jobs at Gray Tier Technologies, LLC

Seeking Cyber Network Defense Analysts with Cloud Forensics experience to provide advanced technical assistance, incident response, and cybersecurity analysis. Responsibilities include acquiring computer artifacts, forensic analysis, and collaborating with government personnel. Required skills include deep expertise in cyber forensic investigations, cloud environments, and cyber attack analysis. Desired skills include knowledge of M365/Azure authentication and proficiency in various IT operations aspects.

Seeking an experienced Incident Response Analyst with knowledge in cyber threats, information security, monitoring & detection, and TCP/IP networking. Must have Security+ Certification or equivalent and experience in incident detection and response, malware analysis, or computer forensics. Required to obtain Secret Clearance with ability to obtain a Top Secret SCI. Preferred qualifications include Federal Government, DOD, or Law Enforcement experience, Cyber Kill Chain knowledge, and scripting abilities in Python, Bash, Visual Basic, or Powershell.

The Cyber Threat Hunter is responsible for creating threat models, planning and executing threat hunt missions, and analyzing host, network, and application logs to detect advanced threats. They must have expertise in network and host-based analysis, familiarity with scripting languages such as Python or PowerShell, and experience as a SOC Analyst or Incident Responder. A Top Secret Clearance is also required.

Gray Tier Technologies is seeking a Senior Vulnerability Assessor with an active Secret clearance to support our DOI customer's Security Operation Center in DC or Reston Virginia.

Support analysis and develop cybersecurity recommendations. Ensure cybersecurity processes are documented. Conduct process analysis and provide recommendations for process improvements. Assist in developing and maintaining cybersecurity documentation. Support and participate in projects. Provide Cybersecurity Policy Subject Matter Leadership. Use specified eGRC tool to gather and present relevant data. Assess the implementation of cybersecurity policies. Review site cybersecurity policy implementation for compliance. Maintain a Cybersecurity Improvement Plan.

Seeking a Senior SOC Analyst to support the Security Operation Center (SOC) in DC or Reston Virginia. Responsible for network security monitoring, incident response, and threat analysis. Must have knowledge of SIEM tools and experience with data loss prevention and playbook development.

Gray Tier Technologies is seeking a Senior SIEM Support Engineer (Splunk) with an active Secret clearance to support our DOI customer's Security Operation Center. The engineer will be responsible for managing and maintaining the SIEM system, designing and configuring SIEM solutions, optimizing processes, and coordinating with incident response teams. Certification in Splunk administration is required.

Seeking a SOC Subject Matter Expert to support our DOI customer's Security Operation Center in DC or Reston Virginia.

Design efficient and reusable reports and dashboards using Splunk. Monitor and reflect compliance status. Create front-end automated data visualization services. Create viewable dashboards and alerts. Utilize Qmulos, Splunk, ACAS, HBSS, and Tanium to assess and monitor security controls and posture.

Gray Tier Technologies is seeking a Threat Detection Engineer for a highly-visible and strategic Cybersecurity Task Order. Responsibilities include developing correlation rules, maintaining Splunk data models, creating custom regex and SPL, developing custom dashboards, and training junior staff.

Gray Tier Technologies is seeking a proficient Splunk Engineer SME to recognize and onboard new data sources into Splunk, analyze data for anomalies and trends, and build dashboards. The engineer should be proficient in a Linux environment and have experience editing and maintaining Splunk configuration files and apps. This role involves supporting a large distributed clustered Splunk environment and collaborating with the Cybersecurity Engineering team.

Responsible for the reliability, availability, and security of Linux systems. Conducts troubleshooting, configuration management, patching, and system monitoring. Deploys and manages infrastructure and software applications in AWS.

The Senior DevOps Software Engineer will be responsible for developing and implementing automated CI/CD build/deployment pipelines using various tools and technologies. They will provide technical direction and leadership in software configuration management, and design, develop, test, and deploy software in multiple programming languages. The engineer will also troubleshoot and resolve system issues, and proactively identify and mitigate technical risks.

Gray Tier Technologies is seeking a Threat Hunt Analyst to support the Department of Homeland Security CBP SOC. The analyst will be responsible for creating threat models, conducting threat hunting missions, analyzing logs and malware, and improving the overall security posture of the enterprise. The position requires a Bachelor's degree and 2-4 years of relevant experience or a Master's degree with less than 2 years of experience. Security clearance and knowledge of incident detection and response, malware analysis, and computer forensics are also required.

The Senior Linux Systems Administrator will be responsible for ensuring the reliability, availability, and security of the system. They will troubleshoot and resolve issues, maintain configuration management, conduct security scans, and perform regular backups. They will also monitor and tune system and network performance, deploy systems, and manage user accounts. This role requires a bachelor's degree in IT or a relevant field, 5 years of experience, and an active Secret security clearance.

SIEM Support Splunk Architect with expertise in information systems engineering, systems architecture, and systems integration within the Splunk Environment. Responsibilities include establishing system information requirements, designing architecture, evaluating system requirements, and providing technical expertise to projects. Additional responsibilities involve architecting comprehensive SIEM solutions, scripting and automation, integrating with various systems and log sources, and fine-tuning components to optimize performance and scalability. Certification in SIEM technology is required.

Subject matter expert providing testing expertise for complex software/hardware applications. Directs risk management assessments and software/hardware development, ensuring test design and documentation meet standards. Communicates testing status and deviations to project managers.

Gray Tier Technologies is looking for a SIEM Support Engineer (Splunk) with a Secret clearance to support the DOI customer's Security Operation Center. Responsibilities include managing and maintaining the SIEM, designing and deploying SIEM solutions, optimizing SIEM processes, and coordinating with incident response teams.

The SIEM Content Developer will be responsible for creating and implementing custom IOCs and IOAs in Crowdstrike, triaging and investigating hosts using Crowdstrike, updating McAfee AV signatures, and maintaining custom Tanium packages for continuous monitoring. They will also analyze network traffic, utilize OSINT for identifying malicious activity, perform dynamic malware analysis, and contribute to SOP development. The ideal candidate should have hands-on experience with security methodologies, network security devices, and Splunk knowledge objects.

Seeking a Red Team Cyber Operations Specialist to support Department of Energy initiatives. Responsibilities include penetration testing, web application and network security assessments. Basic qualifications include 8-12 years of experience, knowledge of cybersecurity methodologies and processes, and certifications such as GPEN, GWAPT, or CISSP. Must be a US Citizen with Q or TS Clearance.