Senior Cybersecurity Specialist

Overview TISTA Science and Technology is seeking a Senior Cybersecurity Specialist to join our growing team. At TISTA, you’ll do meaningful, mission‑driven work that improves lives alongside teammates you trust and leaders who are transparent and supportive. We invest in your learning and internal mobility so you can build a career that keeps advancing. We’re proud to serve and hire Veterans, and we put people first in everything we do. TISTA associates enjoy above Industry Healthcare Benefits, Remote Working Options, Paid Time Off, Training/Certification opportunities, Healthcare Savings Account & Flexible Savings Account, Paid Life Insurance, Short-term & Long-term Disability, 401K Match, Professional development reimbursement, Employee Assistance Program, Paid Holidays, Military Leave, and much more! Responsibilities Architect enterprise data platforms supporting large-scale cybersecurity operations across cloud and on-premises environments. Design and implement scalable ETL/ELT data pipelines integrating structured and unstructured data from multiple enterprise systems. Lead enterprise architecture modernization initiatives, replacing legacy platforms with secure, cloud-enabled data solutions. Develop secure REST APIs and enterprise integrations to enable high-volume data exchange and system interoperability. Establish DevSecOps and CI/CD practices to automate deployments, improve release quality, and support multi-environment hosting. Optimize database performanc