Senior Network Engineer Security Clearance

Position Description

Job Title:

Senior Network Engineer

Work Location:

Chantilly, VA

Design, integrate, and test network solutions.

Document, maintain, and troubleshoot network implementations.

• Design, configure, and maintain LAN, WAN, and cloud-based network solutions to optimize service delivery.
• Monitor network performance and troubleshoot issues.
• Maintain and upgrade routers, switches, firewalls, and other network devices (Cisco, Juniper, Palo Alto, etc.).
• Implement and manage network security measures, including firewall rules, intrusion detection/prevention, and access controls.
• Collaborate with cross-functional teams to support deployments and cross domain issues.
• Lead or participate in network-related projects, migrations, and integrations.
• Document network topologies, configurations, and processes.
• Maintain compliance with industry standards and security best practices.
• Provide Tier 3 support and mentor junior engineers.

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
• 6 to 8 years of progressive experience in network engineering roles.
• Expert-level knowledge of networking protocols (BGP, OSPF, EIGRP, MPLS, etc.).
• Strong experience with Cisco or equivalent enterprise networking equipment.
• Solid understanding of network security principles and tools (firewalls, VPNs, NAC, etc.).
• Hands‑on experience with cloud networking (AWS, Azure, or GCP) is a plus.
• Familiarity with enterprise network monitoring tools.
• Relevant certifications such as CCNP, CCIE, JNCIS, JNCIE or AWS Networking Specialty are highly desirable.
• An existing DoD 8570 Baseline IAT Certification; higher levels preferred.
• TS or TS/SCI clearance preferred.

• Experience with SD‑WAN technologies.
• Familiarity with automation and scripting (Python, Ansible, etc.).
• VOIP and unified communications experience (e.g., Cisco CUCM).
• Experience with network segmentation and zero‑trust architectures.

• Self‑driven.
• Strong communication and interpersonal skills.
• Ability to prioritize tasks in a fast‑paced environment.
• Strong analytical and problem‑solving skills.
• Ability to thrive in a team‑oriented environment.

• Competitive salary based on experience.
• Medical, dental, and vision insurance.
• Comprehensive retirement plan: profit sharing plan, 401(k) plan, and employee stock ownership plan.
• Bonus plan.
• Paid time off.
• Professional development plan for university degrees and professional certifications.

ASI has one of the lowest employee turnover rates in our industry. Our retention success is attributed to technically interesting and challenging projects, projects relevant to our government and commercial customers, competitive salaries, world‑class benefits, and a corporate culture that promotes employee welfare and development.

ASI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, national origin, gender, religion, age, disability, veteran’s status, or any other classification as required by law.