Systems Engineer SME (TS/SCI with Poly Required)

GCI Careers•Chantilly, VA

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 focuses on securing, maintaining, and upgrading the portals and network, including open-internet and dark web portals, using internet technologies and services. The engineer researches, develops, maintains, and documents designs and implementations; works with internal and external teams and stakeholders to define and implement security and operational requirements; and supports application development, programming, testing, and ongoing software enhancements. The position requires documenting mission solution architecture and interfaces, meeting agreed performance service-level agreements, monitoring applications and planning for failure resolution, and complying with the Customer’s Risk Management Framework. The engineer tracks requirements and action items, supports the collection and publication of information and statistical data, records user stories, delivers development requirements, and uses a Customer-approved system to track issues. The role also includes on-call support: reporting to the Customer’s site within two hours for network issues and resolving system outages within three hours, except where Customer-maintained infrastructure causes the fault. 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 their 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 rapid 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 customer solutions.
Demonstrated experience defining, analyzing, tracking, and reviewing requirements.
Demonstrated experience documenting network configurations, processes, and procedures.
Must be a U.S. citizen.
Must hold 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 other network-related fields.
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.
Research, develop, maintain, and document the design and implementation of the Customer’s online public contact portal, including open-internet and dark web portals.
Research, develop, maintain, and document the design and implementation of the Customer’s specialized network.
Work with internal and external teams to develop, document, and implement portal and network requirements for security and operations.
Communicate and collaborate across organizational boundaries, including with other candidate teams, Customer staff, candidate personnel, and external stakeholders.
Use existing systems rather than building single-purpose solutions; obtain prior Customer-approved waivers for deviations.
Fully describe and document mission solution architecture and interfaces, obtaining prior Customer-approved waivers for deviations.
Ensure new applications and system enhancements meet agreed performance SLAs for uptime, concurrent users, and system recovery.
Monitor applications for status awareness and include a resolution plan in the event of application failure.
Comply with the Customer’s Risk Management Framework to 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 in 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 or networks in response to partner requirements, legislation, and policy changes.
Maintain and enhance 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, except when the fault is with Customer-maintained infrastructure.