Cyber Security Engineer

Overview: TISTA Science and Technology is seeking a Cyber Security Engineer 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: Monitor, triage, and escalate email alerts generated by the agency’s cybersecurity toolset as required. Administer, maintain, and troubleshoot Linux and Windows server environments in production and mission‑critical settings. Perform system configuration, patching, upgrades, and performance monitoring in accordance with security and operational standards . Support the administration, continuous monitoring, and reporting using the agency’s cybersecurity tools. Actively contribute as a technical team member by leveraging experience and industry best practices to strengthen and enhance the agency’s security posture. Provide technical support to monitor, correlate, identify, mitigate, manage, and track security incidents , supporting established incident response processes. Support cybersecurity enterprise architecture development , including review and creation of documentation, architecture diagrams, and implementation recommendations for cyber tools. Perform software assessments with a focus on risk identification and mitigation. Manage Office 365 Exchange quarantine queues and web proxy whitelist requests. Qualifications: Hands-on experience administering Linux enviornments in production settings (e.g., Red Hat, Ubuntu, CentOS). Ability to build strong relationships with lead teams and individuals without direct reporting relationships. Ability to work independently to complete assigned tasks and document new procedures as needed. Excellent written and oral communications skills and ability to articulate and present information to all levels of management and staff. Two years of experience operating in a Windows Server and Active Directory environment. Two years of experience administrating Red Hat Enterprise Linux (RHEL) environments. Two years of experience with Splunk Enterprise. Two years of experience with Tenable Nessus or similar vulnerability scanning tools. Desired Skills: Experience administering STIG hardened Red Hat Linux (RHEL) environments. Experienced in two or more: PowerShell Python Ansible Bash/ Shell scripting Experience performing software and security assessments. Experience with one or more of the following tecknologies: Nutanix. Zscaler. F5 Big IP. Education: Bachelor’s degree in computer science or a related field. CompTIA Security+ or other cybersecurity certification. Clearance: Must be eligible to hold a Public Trust clearance. Work Location: Remote, USA. Pay Range: The suggested pay for this position ranges from $75,546 to $88,875. The actual salary offer will carefully consider a wide range of factors, including your skills, qualifications, experience, and location. Also, certain positions are eligible for additional forms of compensation, such as bonuses. TISTA associates are eligible to participate in our comprehensive benefits plan! More information can be found here: