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Network Security Engineer (Zscaler)

United Ventures LLC

Job Overview

Location

Arlington, VA

Job Type

Full-time

Full Job Description

📋 Description

• UltraViolet Cyber is seeking a highly experienced Network Security Engineer to support a federal customer’s Zscaler deployment in Arlington, VA, ensuring secure, resilient, and efficient network security operations for critical government infrastructure.
• This role is essential to maintaining continuous protection against evolving cyber threats by managing and optimizing the full Zscaler suite (ZIA, ZPA, ZDX, ZCC) in a high-stakes federal environment where security, compliance, and uptime are non-negotiable.
• Support a major federal customer in ongoing operations, support, and engineering with regards to the full Zscaler product suite (ZIA, ZPA, ZDX, ZCC) and related technologies.
• Configure and tune the Zscaler system to optimize performance, reduce false positives, and enhance alerting accuracy based on real-time threat intelligence and network behavior.
• Integrate Zscaler solutions with third-party security and networking technologies via APIs, including SIEM, SOAR, identity providers, and cloud security posture management tools.
• Design and engineer network data flows to implement new secure connections, troubleshoot existing communication paths, and ensure seamless integration across hybrid and multi-cloud environments.
• Produce and maintain comprehensive technical documentation including data flow diagrams, data dictionaries, user guides, operating procedures, system design documents, and disaster recovery playbooks.
• Interface with federal customer executives, government technical management, and UltraViolet Cyber leadership to provide status updates, risk assessments, and strategic recommendations.
• Support communications and security operations within major cloud platforms including Azure, AWS, and GCP, ensuring consistent policy enforcement and visibility across environments.
• Conduct periodic reviews and improvements of disaster recovery and business continuity plans to ensure rapid restoration of services during incidents.
• Deploy and manage virtual servers and private service edges in cloud and on-premises environments to support Zscaler architecture scalability and resilience.
• Tune data protection standards (DLP, SSL inspection, threat prevention policies) to align with federal compliance requirements (e.g., NIST, FISMA, FedRAMP).
• Provide expert guidance on all aspects of Zscaler network and security capabilities to customer stakeholders, including application developers, IT operations, and security teams.
• Support additional third-party network and security products as needed, including firewalls, proxies, and endpoint detection and response (EDR) tools.
• Support cloud service providers (Azure, AWS, GCP) as needed, ensuring Zscaler policies are correctly applied to cloud workloads and traffic.
• Provide internal consulting, technical guidance, and training to application developers, computer operations, and departmental clients to promote secure configuration and usage practices.
• Must be able to work independently with minimal supervision, demonstrate strong ownership, and possess excellent written and verbal communication skills for technical and non-technical audiences.

🎯 Requirements

• Active U.S. Citizenship required for federal customer engagement and eligibility to undergo Federal Entry of Duty Background Investigation (BI) process.
• Minimum 5 years of hands-on experience designing, deploying, configuring, and troubleshooting Zscaler products (ZIA, ZPA, ZDX, ZCC) in enterprise or federal environments.
• Proven experience integrating Zscaler with third-party technologies via APIs (REST/SOAP) and working with cloud platforms (Azure, AWS, GCP) in secure, regulated environments.
• Strong understanding of networking fundamentals (TCP/IP, DNS, HTTP/S, SSL/TLS, routing, switching) and security concepts (zero trust, SASE, DLP, threat prevention).
• Ability to produce clear, accurate technical documentation (data flows, SOPs, system designs) and communicate complex technical concepts to both technical and executive stakeholders.
• Experience working in high-compliance environments (FedRAMP, FISMA, NIST 800-53, DoD SRG) and familiarity with federal security frameworks and audit requirements.

🏖️ Benefits

• Competitive salary commensurate with experience and federal contract requirements, reflecting the critical nature of the role.
• Comprehensive health, dental, and vision insurance plans for employee and dependents.
• 401(k) retirement plan with company matching to support long-term financial security.
• Paid time off (PTO) including holidays, vacation, and sick leave to promote work-life balance.
• Opportunities for professional development and certification support (e.g., Zscaler Certified Security Engineer, CCNP Security, CISSP) relevant to federal cybersecurity career advancement.
• Collaborative, mission-driven team culture focused on delivering elite security operations to protect national interests and critical infrastructure.

Skills & Technologies

AWS

Azure

GCP

Onsite

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United Ventures LLC

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About United Ventures LLC

United Ventures LLC, operating as UVCyber, is a veteran-owned cybersecurity firm headquartered in Tampa, Florida. Founded in 2017, the company provides penetration testing, compliance assessments, risk management, and managed security services to defense, healthcare, finance, and government clients. UVCyber maintains CMMC Registered Provider Organization status and supports NIST 800-171, FedRAMP, and HIPAA frameworks through its team of cleared consultants.

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