ECS

Cyber Security Analyst/Engineer

ECS • $80K — $120K *
Quantico, VA 22134In-Person
Aerospace & Defense
Less than 5 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Bachelor's Degree in Cyber Security, Computer Science, or a related field.
  • Active Secret Clearance required; Top Secret preferred.
  • 2+ years of experience in DoD network and security administration.
  • Must obtain and maintain certification per DoD 8140.01 / DoDM 8140.03 prior to start date.
  • CompTIA Security+ required; CCSP or CASP+ preferred.
  • Hands-on experience with F5 BIG-IP and Palo Alto firewalls/Panorama.
  • Strong understanding of TCP/IP, routing, switching, DNS, VPNs, and network segmentation.

Responsibilities

  • Conduct Information Systems Continuous Monitoring (ISCM) planning and implementation.
  • Perform cyber security assessments per DoD policy and regulations.
  • Implement and maintain system hardening configurations in compliance with DoD STIGs and RMF requirements.
  • Administer and maintain F5 BIG-IP and Palo Alto NGFW configurations.
  • Monitor security alerts in AWS GovCloud and respond accordingly.
  • Coordinate with government stakeholders on incident response and security operations.
  • Develop and maintain system documentation, diagrams, and change management records.

Benefits

  • Opportunities for professional development and certifications.
  • Access to cutting-edge technology and security practices.
  • Dynamic work environment at a prestigious military facility.
  • Engagement in national security initiatives through direct support of the DoD.
  • Work with a team of dedicated cybersecurity professionals.
Full Job Description
We are seeking a skilled Cyber Security Engineer to support the Manpower and Reserve Affairs (M&RA) IT Support Services (ITSS) program at Marine Corps Base Quantico, VA. This combined role is responsible for both cyber security operations and systems hardening across the enterprise IT environment and AWS GovCloud infrastructure - including F5 BIG-IP and Palo Alto Networks platforms. The position directly supports M&RA's Zero Trust strategy and DoD compliance requirements.

Cyber Security & Compliance
  • Conduct Information Systems Continuous Monitoring (ISCM) planning and implementation.
  • Perform cyber security assessments per DoD policy and regulations.
  • Conduct Information Assurance Vulnerability Management (IAVM) and assist with Security Incident Response (IR) planning and execution.
  • Coordinate with MCCOG on management, reporting, and monitoring of MDE for endpoint security.
  • Support DIARMF processes in accordance with NIST SP 800-171 requirements.
  • Maintain and annually reevaluate internal Cyber Security Policies and SOPs.
  • Ensure safeguarding of Covered Defense Information and cyber incident reporting per DFARS [redacted].
  • Provide Risk Analysis and Management functions.

Systems Hardening
  • Implement and maintain system hardening configurations in accordance with DoD STIGs and RMF requirements.
  • Conduct vulnerability scans using ACAS/Tenable Security Center and Nessus; analyze findings and coordinate remediation.
  • Support patch management and security hardening initiatives across enterprise and cloud platforms.
  • Develop and maintain system documentation, diagrams, SOPs, and change management records.

F5, Palo Alto & AWS GovCloud
  • Administer, configure, and maintain F5 BIG-IP Advanced Web Application Firewall (AWAF), including ASM, LTM, and APM modules.
  • Implement and enforce firewall policies, NAT rules, and application delivery services in Palo Alto NGFW.
  • Monitor and act on security alerts across the AWS GovCloud environment.
  • Support 24/7 incident alerting, DDoS mitigation, intrusion detection, and vulnerability scanning integrated into managed security operations.
  • Troubleshoot network connectivity, load balancing, and security-related issues.
  • Ensure all cloud environment management is performed using Government-authorized equipment, with exceptions approved in advance by the COR.
  • Participate in incident response and cybersecurity operations.
  • Coordinate with network engineers, system administrators, ISSOs, and government stakeholders.

Required Qualifications
  • Bachelor's Degree in Cyber Security, Computer Science, or similar
  • Active Secret Clearance required; Top Secret preferred.
  • 2+ years of experience in DoD network and security administration.
  • Must obtain and maintain certification per DoD 8140.01 / DoDM 8140.03 prior to start date.
  • CompTIA Security+ required; CCSP or CASP+ preferred.
  • Hands-on experience with F5 BIG-IP (LTM/GTM preferred) and Palo Alto firewalls/Panorama.
  • Hands-on experience with ACAS/Tenable.sc/Nessus.
  • Strong understanding of TCP/IP, routing, switching, DNS, VPNs, and network segmentation.
  • Familiarity with Zero Trust concepts, STIGs, RMF, and DISA security requirements.
  • Experience with vulnerability remediation and compliance reporting.
  • Familiarity with Windows and Linux server environments.

About ECS

ECS is a leading provider of digital solutions and services to the federal government. The company was founded in 2001 by Roy Kapani and has since grown to become a trusted partner to a wide range of government agencies. ECS offers a broad range of services, including cloud computing, cybersecurity, and artificial intelligence. The company has been recognized for its innovative solutions and has won numerous awards, including the AWS Public Sector Partner of the Year award.
Learn more about ECS
Size
2,000 employees
Industry
Information Technology
* Ladders Estimates

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