Sr. Security Engineer

Vista Global Solutions, LLC is seeking a Security Engineer (Senior) with Zscaler experience to support the DHS Enterprise Engineering Division within the Office of the Chief Information Officer (OCIO).  The ideal candidate will have a strong background in cybersecurity and hands-on experience with Zscaler platforms.  This role involves designing, implementing, and managing security measures to protect DHS systems, networks, and data.  This program portfolio includes management and oversight of the technical infrastructure and security tools, sensors, servers, and data storage devices to support the DHS Network Operations Security Center (NOSC) Cyber (SOC) and other DHS stakeholders and Components.    Duties/Responsibilities:   Develop and implement robust security protocols and measures to protect computer systems, networks, and data from unauthorized access, breaches, and other security threats. Zscaler Platform Management: Configure, manage, and optimize Zscaler Internet Access (ZIA), Zscaler Private Access (ZPA), and Zscaler Digital Experience (ZDX) solutions to ensure secure and efficient internet and application access. Risk Assessment and Mitigation: Perform regular risk assessments to identify potential vulnerabilities in the organization's systems and networks and develop strategies to mitigate these risks effectively. System Tuning & Optimization: Optimize the performance of the Zscaler platform, including fine-tuning security policies and maintaining high security standards. Incident Investigation: Perform in-depth analysis of alerts, incidents, and anomalies to identify attack patterns and implement corrective actions. Collaboration: Work closely with other cybersecurity teams and IT departments to ensure the organization's endpoints are protected and aligned with overall security strategies. Knowledge Sharing & Training: Provide guidance and training to internal teams regarding Zscaler tools, best practices, and cybersecurity threats. Documentation & Reporting: Document system configurations, troubleshooting steps, and incident resolutions. Prepare regular security reports for leadership and stakeholders. Assist in engineering solutions with the applications above to provide expanded functionality and scale capabilities to the customers’ requirements. Support project goals, knowledge and assist task management of teams in an Agile environment. Coordinate with team on engineering solutions with the applications above to provide expanded functionality and scale capabilities to the customers’ requirements. Work with NOSC analysts to continuously evaluate and identify areas of improvement in NOSC applications and automations. Ensuring the security tools and infrastructure are available and operational from the perimeter down to the endpoints and data itself Providing support to maintaining and maturing security tool architecture for security operations monitoring Develop and maintain installation, configuration, and security procedures. Responsible for daily system monitoring, verifying the integrity and availability of all hardware, server resources, logs, systems and key processes. Establish working relationships with vendors to ensure alignment of current and future set government requirement and emerging capabilities. Minimum Qualifications / Requirements   At least 3-5 years of experience in network, security, or cybersecurity engineering, with hands-on experience in Zscaler platforms. Zscaler certifications (e.g., ZIA, ZPA, ZDX) are highly desirable. Proficiency in configuring and managing Zscaler solutions. Experience managing Zscaler portals, including configuration and optimization. Troubleshooting app connectors and NSS/LSS servers to ensure seamless connectivity and performance. Building new components in Zscaler to enhance security and functionality. Patching and updating security systems to protect against vulnerabilities and ensure compliance with the latest security standards. Proficiency in Linux operating systems, including system administration, scripting, and troubleshooting. Technical acumen to include extensive experience deploying, managing, and maintaining a wide range of security tools. Must be resourceful in multitasking tasks and projects and communicating in a dynamic network. Must have practical knowledge of network and security tools and how it is administered and integrated into a SOC/NOC environment. Must be willing to participate to a rotating on-call support (24/7/365) for nights, weekends, holiday issues. Experience/Years of Relevant Experience:   Excellent verbal and written communication skills Ability to meet deadlines and work independently.     Required Experience 3 to 5 years. Education: BA / BS in a Science, Technology, Engineering, Cybersecurity Management field Certifications (Not Required): Zscaler certifications (e.g., ZIA, ZPA, ZDX) are highly desirable. Software/Hardware Experience Desired Zscaler Linux Clearance: Must be able to attain/maintain DHS EOD clearance.  Top Secret desired but not required. Must be a US Citizen and pass a background check. Maintain applicable security clearance(s) at the level required by the client and/or applicable certification(s) as requested by SOFITC and/or required by SOFITC’s Client(s)/Customer(s). Location: Location: National Capital Area (Northern Virginia, Maryland, DC) or Stennis Data Center, MS (New Orleans Area) Telework Authorized, Remote Hybrid   Vista Global Solutions, LLC (VGS) offers a competitive benefits package to include paid holidays, paid time off including sick and vacation leave, medical, dental and vision insurance, flexible spending accounts, short and long term disability, company paid life insurance, 401(k) with a company match and discretionary profit sharing and tuition reimbursement.  VGS is an Equal Opportunity Employer. Employment decisions are made without regard to any protected category. Hiring preference will be given to BBNC shareholders, their spouses and descendants and Alaska Natives in accordance with Public Law 93-638.

Salary : $95,000 - $105,000