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Network Engineer

Job in Ellicott City, Howard County, Maryland, 21042, USA
Listing for: Amentum company
Full Time position
Listed on 2026-10-16
Job specializations:
  • IT/Tech
    Cybersecurity, Network Engineer, Network Security
Salary/Wage Range or Industry Benchmark: 135000 - 185000 USD Yearly USD 135000.00 185000.00 YEAR
Job Description & How to Apply Below

Come be part of a dynamic program that delivers enterprise infrastructure, systems engineering, and operational support across multiple mission-critical network environments. Our team designs, implements, and sustains modern technology solutions supporting real-world customer operations.

We foster a highly collaborative and technical culture that values innovation, continuous learning, and professional growth. Team members are encouraged to expand their expertise through training opportunities, cross-functional collaboration, and hands-on experience with a wide range of technologies supporting complex operational environments.

Work Schedule

(shift hours and days of the week)

8hrs/day, 5days per week, all onsite

Some travel required (no more than 25%), never weekends

Occasional after-hours work, pre-coordinated

Essential Responsibilities

Design, implement, maintain, and optimize enterprise network infrastructure supporting mission-critical operations across multiple sites.

Configure and manage network devices including routers, switches, firewalls, and encryption devices in classified and enterprise environments.

Perform network troubleshooting, root cause analysis, and incident resolution to maintain high availability and operational performance.

Support implementation of network upgrades, technology refreshes, and infrastructure modernization initiatives.

Develop and maintain network architecture diagrams, technical documentation, standard operating procedures, and configuration baselines.

Monitor network performance, capacity, and security posture while proactively identifying opportunities for improvement.

Collaborate with systems, cybersecurity, and engineering teams to design secure and scalable network solutions.

Support vulnerability remediation efforts, compliance requirements, and configuration management activities in accordance with organizational policies and industry best practices.

Manage and resolve service requests, incidents, and change activities through established ticketing and workflow systems.

Evaluate emerging networking technologies and recommend solutions that improve reliability, security, and operational efficiency.

Serve as a technical contributor on a team of network engineers supporting complex enterprise and classified network environments.

Work Environment, Physical Demands, and Mental Demands

Standard working environment

Minimum Requirements (Knowledge, Skills, and Abilities)

Working knowledge of enterprise networking concepts including routing, switching, VLANs, network segmentation, and TCP/IP protocols.

Ability to independently analyze technical issues and develop effective solutions for complex networking challenges.

Strong troubleshooting skills with experience diagnosing and resolving hardware, software, and connectivity issues.

Ability to communicate technical information effectively to both technical and non-technical stakeholders.

Experience supporting change management, configuration management, and operational maintenance activities.

Knowledge of cybersecurity principles and secure network design practices within enterprise environments.

Ability to work independently while collaborating effectively within a cross-functional engineering team.

Required Qualifications include:

4+ years of experience supporting enterprise network infrastructure and operations.

Experience designing, implementing, and maintaining enterprise network environments.

Experience supporting classified network environments.

Experience configuring and managing Cisco routing and switching platforms.

Experience administering Palo Alto firewalls and security policies.

Experience working with Type 1 encryption devices, including TACLANE technologies.

Experience utilizing enterprise ticketing and workflow management tools such as Service Now or Jira.

Required Certs: one or more of the following:
Security+, SecurityX (CASP+), CISSP, or equivalent IAT2 level certification

Required Vendor Certification:
Cisco CCNA or higher

Security Clearance Required

TS / SCI

Minimum Education
  • High School Diploma or equivalent
Preferred
  • Bachelor's Degree in Information Technology, Computer Science, Engineering, or related field undefined
    Minimum Years of

    Experience:

    4+
    Required

    Certifications:


    This is an IAT2 level billet. Applicant must have:- Required IAT Certs: one or more of the following:
    Security+, SecurityX (CASP+), CISSP, or equivalent baseline certification

    Required Vendor Cert: CCNA or higher Cisco certification
    Preferred Qualifications: AI if applicable to your…
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