Systems Engineer SME (TS/SCI with Poly Required)

GCI Incorporated•Chantilly, VA

8d•$164,382 - $274,518

About The Position

GCI is seeking a Systems Engineer SME to deliver tradecraft, technical, and network solutions for the Customer’s online public portals and specialized network. The role includes securing, maintaining, upgrading, and enhancing portal and network systems, including open-internet and dark web portals. The engineer researches, develops, maintains, and documents designs and implementations; collaborates with internal and external teams, Customer staff, candidate personnel, and other stakeholders; and supports requirements, application development, programming, testing, monitoring, and issue resolution. The position requires use of existing systems unless an approved waiver permits otherwise, full documentation of solution architecture and interfaces, and ensuring applications and enhancements meet agreed service-level expectations for uptime, concurrent users, and recovery. The engineer monitors applications, maintains failure-resolution plans, follows the Customer’s Risk Management Framework, tracks work and action items, records user stories, and uses a Customer-approved issue-tracking system. The role also includes on-call support: reporting to the Customer’s site within two hours for network issues and resolving outages within three hours, except when the fault lies with Customer-maintained infrastructure. Candidates must be U.S. citizens and hold an active/current TS/SCI with Polygraph clearance.

Requirements

Demonstrated experience in network engineering and a deep understanding of network protocols and technologies.
Demonstrated experience managing online public portals or similar technology.
Demonstrated experience with network hardware, software systems, internet networking, and encryption protocols.
Demonstrated knowledge of how browsers interact with websites and browser security settings.
Demonstrated experience using Content Delivery Networks and significant understanding of how they interact with public services and websites.
Demonstrated experience using Tor and configuring and maintaining Tor Onion Services.
Demonstrated experience with open- and dark-web security settings and tools to protect websites and visitors.
Demonstrated experience analyzing cyber selector data, system logs, and network traffic.
Demonstrated experience conducting network and browser troubleshooting.
Demonstrated experience implementing security standards in anticipation of fast-paced changes in operational tradecraft practices.
Demonstrated experience communicating or teaching complex technical topics to non-technical individuals.
Demonstrated experience communicating effectively with technical and non-technical stakeholders to balance requirements, performance, cost, and security when designing solutions.
Demonstrated experience defining, analyzing, tracking, and reviewing requirements.
Demonstrated experience documenting network configurations, processes, and procedures.
Must be a U.S. citizen.
Must have an active/current TS/SCI with Polygraph clearance.

Nice To Haves

Demonstrated experience configuring Virtual Private Servers (VPSs), Virtual Private Networks (VPNs), and Virtual Private Clouds (VPCs).
Demonstrated experience with social media or commercial messaging applications.
Demonstrated understanding of mobile technologies and applications.
Demonstrated experience working with network monitoring tools.
Demonstrated experience scripting with Python.
Demonstrated experience developing JavaScript/HTML/CSS web user interfaces.
Demonstrated knowledge of technologies such as Cisco, Juniper, Forward Networks, VMware, and Solarwinds.
IT certification in Linux, Microsoft, or another network-related field.
IT certifications such as Cisco CCNA, Cisco CCNP, Certified Information Systems Security Professional, or Juniper JNCIA - Enterprise/Service Provider Routing and Switching.

Responsibilities

Deliver tradecraft, technical, and network solutions to secure, maintain, and upgrade the Customer’s online public portals and specialized network.
Use internet technologies and services to protect public portals, portal visitors, and the specialized network.
Research, develop, maintain, and document designs and implementations for the online public contact portal, including open-internet and dark web portals, and for the specialized network.
Collaborate across organizational boundaries with internal and external teams, Customer staff, candidate personnel, other candidate teams, and external stakeholders.
Develop, document, and implement portal and Customer network requirements for security and operations.
Use existing systems rather than building single-purpose solutions; obtain prior approval through the Customer-approved waiver process for deviations.
Fully describe and document mission solution architecture and interfaces; obtain prior approval through the Customer-approved waiver process for deviations.
Ensure new applications and system enhancements meet agreed performance SLAs for uptime, concurrent users, and system recovery.
Monitor applications to provide status awareness and maintain a resolution plan for application failures.
Comply with the Customer’s Risk Management Framework and address and mitigate vulnerabilities and risks throughout the project lifecycle.
Track work requirements and action items to meet program deadlines.
Collect, compile, evaluate, and publish information and statistical data for documents, records, forms, reports, plans, policies, and regulations.
Interface with stakeholders to ensure user stories are recorded and deliver development requirements as requested by the Customer.
Use a Customer-approved tracking system for issues and problems.
Provide application development and programming support to implement system-level requirements.
Implement changes to applications and networks in response to changing partner requirements, legislation, and policy.
Maintain and enhance current portal system software and implement new functionality.
Conduct functionality testing for new and existing applications and networks.
Provide on-call services; report to the Customer’s site within two hours to address network issues and resolve system outages within three hours, unless the fault is in Customer-maintained infrastructure.