Network Engineer

Amentum•El Paso, TX

About The Position

Amentum, a global leader in critical mission support, engineering, technology, and national security solutions, is seeking a Network / Security Engineer to support the WEXMAC contract based in El Paso, TX. The Network / Security Engineer is responsible for designing, implementing, securing, and maintaining enterprise network infrastructure while ensuring the confidentiality, integrity, and availability of information systems. This role blends advanced networking expertise with hands-on security engineering, focusing on secure network architecture, threat prevention, monitoring, and incident response. The engineer works closely with IT, cybersecurity, and operations teams to deliver resilient, secure, and scalable network solutions.

Requirements

Three (3) to seven (7) years of of experience in network engineering, security engineering, or a combined role.
Strong hands-on experience with: Routing and switching technologies Firewalls, VPNs, and network security appliances TCP/IP, OSI model, and network troubleshooting
Experience securing enterprise or multi-site networks.
Ability to analyze complex network and security issues and implement effective solutions.
Bachelor’s degree in Information Technology, Computer Science, or in a similar discipline preferred; two (2) years of experience in related field may be substituted for each year of the four (4) years of college.

Nice To Haves

Experience with enterprise firewall platforms and intrusion detection/prevention systems.
Familiarity with security monitoring and log analysis tools.
Experience supporting high-availability or mission-critical environments.
Industry certifications such as: CCNA / CCNP Security+ CISSP (or Associate) Vendor-specific network or security certifications
Secure network design and architecture
Advanced troubleshooting and problem resolution
Risk-based security decision making
Clear technical documentation
Cross-functional collaboration

Responsibilities

Design, configure, and maintain secure LAN, WAN, and wireless network architectures.
Implement routing, switching, and network segmentation to support performance and security requirements.
Support network expansions, technology refreshes, and infrastructure modernization initiatives.
Troubleshoot complex network issues across multi-site environments.
Design and implement network security controls including firewalls, IDS/IPS, VPNs, and network access control.
Configure and maintain secure remote access and site-to-site connectivity.
Monitor network traffic and security events to identify threats, vulnerabilities, and anomalies.
Support containment, remediation, and recovery activities for security incidents.
Implement and maintain network and security monitoring tools.
Perform log analysis and traffic inspection to detect and investigate suspicious activity.
Support vulnerability identification and remediation related to network infrastructure.
Apply secure-by-design principles to network architecture and system integrations.
Support risk assessments related to network and perimeter security.
Recommend improvements to strengthen network resilience and reduce attack surfaces.
Maintain accurate network diagrams, configurations, and security documentation.
Develop and update standard operating procedures and technical guidelines.
Collaborate with cybersecurity analysts, system administrators, and application teams.
Support audits, inspections, and compliance activities as required.

Benefits

Our health and welfare benefits are designed to support you and your priorities.
Offerings include:
Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance
Note: Benefits may vary based on employment type, location, and applicable agreements.
Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.