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Salary
≈ $139k – $278k per year (Estimated)
Location
Hybrid (Chantilly, United States)
Seniority
Staff · 10+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 31, 2026. First seen by Alion on Oct 29, 2026. Fantom Corporation scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Fantom Corporation is an American IT services contractor that supports federal, defence and intelligence community programmes as well as commercial clients. It provides network engineering, data architecture, cloud, software development and systems administration, with staff in Chantilly, Hanover and McLean. The company is headquartered in Leesburg, Virginia, United States.

Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth. We are seeking a Security Engineer to support a mission-critical enterprise.

The ideal candidate will be responsible for the security of multiple applications.

Responsibilities

  • Produce incident response and recovery plans.
  • Safeguard IT Infrastructure including software, hardware, intrusion detection.
  • Perform Risk Assessments.
  • Build a Security Policy
  • Ensure accessibility and cross-platform compatibility.
  • Monitor system health, user metrics, performance, and operational availability

Required Qualifications

  • Must possess an active Top Secret Clearance
  • Must be willing and able to obtain a polygraph
  • Bachelor’s degree with 10+ years of relevant experience, or Master’s degree with less than 2 years of relevant experience
  • Strong experience with Linux, Python, and SIEM tools.
  • Strong technical expertise with mentorship responsibilities and delivering process optimization.
  • Cross team collaboration and using secure software development practices.
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