Cybersecurity Engineer II

americansystems· IT / Cyber Security / Network Systems
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📍 Manassas, VA, USFULL TIME💰 USD 82K–145K/yr

About this role

Overview

Now Hiring at AMERICAN SYSTEMS

 

Epsilon, Inc. has joined AMERICAN SYSTEMS! As one organization, we offer expanded resources, streamlined operations, and increased opportunities for growth and development. 

 

Join us to be part of a dynamic, collaborative environment dedicated to innovation and customer success. 

Responsibilities

An Average Day:As the Cybersecurity Engineer II, you will be responsible for designing, implementing, and maintaining secure information systems that support mission-critical operations. You will utilize technical expertise in endpoint security, vulnerability management, security monitoring, and compliance within Windows and Linux enterprise environments. You will also serve as a key technical contributor, supporting both defensive cyber operations and Risk Management Framework (RMF) activities. Additionally, in this position you will:

  • Design, implement, and maintain cybersecurity controls to protect enterprise systems and networks.
  • Administer and optimize Trellix ePO (formerly McAfee ePO) for endpoint protection, policy enforcement, threat detection, and incident response across Windows and Linux systems.
  • Operate and maintain ACAS/Nessus vulnerability scanning solutions; analyze findings and support remediation efforts.
  • Develop, maintain, and enhance Splunk dashboards, alerts, and correlation rules for security monitoring, log analysis, and threat detection.
  • Perform technical security assessments, vulnerability assessments, and configuration compliance reviews.
  • Support RMF activities including SSP development, POA&M management, control implementation, and continuous monitoring.
  • Apply STIGs and SCAP benchmarks to Windows and Linux systems; validate compliance and document results.
  • Analyze security events, logs, and alerts to identify indicators of compromise and support incident response actions.
  • Collaborate with system administrators, network engineers, and cybersecurity leadership to implement risk mitigations.
  • Provide technical recommendations to improve overall cybersecurity posture based on emerging threats and trends.
  • Develop technical documentation including SOPs, security procedures, and assessment reports.

Qualifications

  • As a requirement of this position, all candidates must be a U.S. Citizen. In accordance with 8 U.S.C. 1324b(a)(2)(C), we will not consider candidates for this position who do not meet the aforementioned conditions.
  • Must have an active Secret clearance with the ability to obtain a Top Secret with SCI eligibility or have an active Top Secret with SCI eligibility.
  • Will be subject to a federal background investigation.
  • Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, or a related field (or equivalent experience).
  • 3+ years of progressive experience in cybersecurity engineering, system security, or cyber defense roles.
  • Current CompTIA Security+ Ce certification required
  • One of the two following certs with the ability to obtain the second post hire:
    • Current DISA 201 ePO and 301 ePO certifications required
    • Current Splunk certification required (Admin, Engineer, Analyst or Architect certs will be accepted)
  • Advanced experience with Trellix ePO administration in enterprise environments.
  • Strong proficiency with Splunk SIEM, including SPL queries, dashboards, alerts, and reporting.
  • Hands-on experience with ACAS/Nessus vulnerability scanning and remediation tracking.
  • Expertise securing Windows and Linux operating systems, including system hardening and patch management.
  • Experience with STIGs, SCAP, and configuration compliance validation.
  • Knowledge of network and host-based security technologies including EDR, IDS/IPS, firewalls, and SIEM.
  • Familiarity with scripting and automation (PowerShell, Bash, or Python) to support security operations.
  • Strong understanding of NIST RMF and system authorization lifecycles.

Pay Transparency Statement

AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $82,000.00/Yr. - USD $131,200/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.

EEO Statement

EEO Race/Sex/Disability Status/Veteran Status

Frequently Asked Questions

What is the salary for the Cybersecurity Engineer II role at americansystems?
The listed salary for this Cybersecurity Engineer II position at americansystems is USD 82K–145K/yr. This is an FULL TIME role.
Where is the Cybersecurity Engineer II position at americansystems located?
This Cybersecurity Engineer II role at americansystems is based in Manassas, VA, US. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Cybersecurity Engineer II role at americansystems full-time or part-time?
This is listed as a FULL TIME position. It is posted as a Cybersecurity Engineer II role in the IT / Cyber Security / Network Systems department at americansystems.
Which team or department does the Cybersecurity Engineer II at americansystems belong to?
This Cybersecurity Engineer II position is part of the IT / Cyber Security / Network Systems department at americansystems. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Cybersecurity Engineer II position at americansystems?
Click the "Apply Now" button on this page. You will be redirected to americansystems's official application portal hosted on icims where you can submit your application directly.
When was the Cybersecurity Engineer II job at americansystems posted?
This Cybersecurity Engineer II position at americansystems was posted on Jun 3, 2026. Apply as soon as possible — early applications are often reviewed first.
Cybersecurity Engineer II
americansystems · 💰 USD 82K–145K/yr
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You'll be redirected to americansystems's official application page on icims.