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Forescout Cyber Security Engineer; TS​/SCI CI Poly

Job in Reston, Fairfax County, Virginia, 22090, USA
Listing for: GuidePoint Security LLC
Full Time position
Listed on 2025-12-16
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, Network Security
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Forescout Cyber Security Engineer (TS/SCI CI Poly)

Forescout Cyber Security Engineer (TS/SCI CI Poly) – Reston, VA

GuidePoint Security provides trusted cybersecurity expertise, solutions and services to help organizations minimize risk. This role involves working onsite and requires a TS/SCI CI Poly clearance.

Overview

Work with an expert team focused on implementing and operating next generation security solutions for government and commercial clients. Perform hands-on evaluation, implementation, and operation of leading security cyber defense tools and technologies. Apply in-depth defense strategies to large and complex networks to rapidly identify vulnerabilities and threats, prioritize response actions, and develop effective countermeasures. Collaborate to solve complex security challenges.

Responsibilities
  • Engineer solutions to complex challenges for customers using knowledge of network engineering, system administration and Active Directory.
  • Impact mission success by protecting data and networks from malicious payloads and actors.
  • Mentoring, hands-on problem solving, and learning new tools and skills within a collaborative environment.
Basic Qualifications
  • Experience architecting and designing IP networks, including developing and documenting network topologies.
  • Experience with network engineering, including physical or logical aspects (ports, switches, LANS, VLANS, and network devices) and administration services (Active Directory, guests LANS, domain management).
  • Knowledge of multi-domain architectures, including data center, WAN, and LAN in virtualized environments.
  • 1+ years of systems administration (Windows or Linux), including troubleshooting, installation/configuration, monitoring, and security upgrades.
  • TS/SCI clearance with the ability to obtain a counter-intelligence polygraph.
  • Associate’s degree with 5+ years, Bachelor’s degree with 3+ years, or Master’s degree with 1+ year of IT project experience (years of experience may be substituted for degree).
  • DoD 8570 IAT Level II Certification (Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND).
  • Ability to obtain DoD 8570 Cybersecurity Service Provider infrastructure certification within 30 days of start date (e.g., CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, or CND).
Additional Qualifications
  • Experience with deployment or daily maintenance of Forescout Counter

    ACT appliances.
  • Knowledge of federal information security policies, standards and risk management processes for enterprise systems.
  • Ability to install and deploy Forescout in a customer environment.
  • Ability to integrate cybersecurity data using enterprise or custom tools and analysis tools, including Splunk.
  • Experience in Tier II IT operations and maintenance, including ticketing, issue response and remediation.
  • Self-starter with ability to work independently and within a team; strong verbal and written communication skills for coordinating with customers.
Why GuidePoint?

GuidePoint Security is a rapidly growing, privately-held cybersecurity services company with a focus on information security and a broad client base.

Perks
  • Remote work options with occasional travel; some positions require on-site work for federal engagements.
  • Competitive medical and dental insurance options.
  • Corporate holidays and Flexible Time Off (FTO) programs.
  • Mobile phone and home internet allowance; retirement plan eligibility after open enrollment.
Equal Employment Opportunity

GuidePoint Security provides equal employment opportunities. We do not discriminate on the basis of protected status under applicable law. This posting contains standard job requirements and does not reflect all duties that may be performed.

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