Network Specialist Senior

A3T is seeking a highly skilled Network Specialist – Senior to provide expert-level engineering and operational support for Department of Defense (DoD) networks supporting the DISA J6 C4 mission. This position requires advanced technical knowledge of network infrastructure and security compliance, combined with hands-on experience with a wide range of network devices and tools. The ideal candidate will support 24/7 network availability, incident resolution, security remediation, and system integration efforts across the enterprise.
Job Duties

• Manage enterprise network devices (e.g., routers, switches, firewalls, WAPs, IDPS, VPNs, load balancers, encryption devices, etc.) to ensure optimal performance, in alignment with SOPs.
• Execute Tier III support, including emergency troubleshooting, configuration, and remediation of complex network issues.
• Coordinate and communicate network outages, changes, and escalations with mission partners such as the 844th CG, 114th Signal BN, WHS, and DISA.
• Provide configuration and implementation support for add/move/change tasks including IP addressing, switch/router configuration, and endpoint connectivity.
• Support the integration of new technologies and infrastructure changes.
• Collaborate with vendors and OEM technical support to resolve hardware/software issues.
• Maintain accurate and timely submission of operations logs documenting significant events, outages, and system changes.
• Generate and present After-Action Reports (AARs) for outages affecting 15+ users.
• Monitor and manage F5 load balancer operations and ensure high availability and optimal performance.

Minimum Qualifications

• Active Top Secret, with SCI eligibility
• Minimum 7 years of experience in enterprise network operations and engineering.
• Advanced knowledge of routing/switching protocols (BGP, OSPF, EIGRP), VLANs, VPNs, IPsec, and QoS.
• Experience with Cisco, Juniper, and F5 network devices.
• Proficiency with network monitoring and management tools.
• Working knowledge of STIGs, IAVAs, POA&Ms, and DoD IA/CS standards.
• Familiarity with ACAS, HBSS, and other DoD cybersecurity tools.
• Strong troubleshooting and root cause analysis skills.
• Experience supporting mission-critical 24/7 network environments.
• Excellent communication and documentation skills.
• Understanding of DOD CAC characteristics and CAC/Smart card operation and procedures to include CAC middleware and hardware, with a least one-year experience.
• Familiar with DoD 8520.02, Public Key Infrastructure (PKI) and Public Key Enabling (PKE).
• Skilled verbal and written communication techniques required to conduct meetings, and prepare reports and other correspondence
• Must be able to work independently.
• Possess analytical processing skills.

Certifications:

• Required: DoD 8570 IAT Level II or higher (e.g., Security+ CE, CCNA Security, or equivalent).
• Desired: Cisco CCNP, F5 Certified, Juniper, or Palo Alto certifications.

Preferred Experience:

• Experience with DoD organizations.
• Prior work supporting CCRIs or SAVs.
• Familiarity with COMSEC integration and configuration.

Company Overview

Agil3 Technology Solutions LLC ("A3T") is a Northern Virginia based, ISO 9001:2018, ISO 20000 & ISO 27001 Certified, 8a, Women-Owned (WOSB) and Service-disabled Veteran-Owned (SDVOSB) small business. A recent recipient of the prestigious Washington Technology TOP 50 (ranking #9, and on the list for last 4 years!), A3T is experiencing industry leading recognition and growth. In addition to the CEO’s recognition as an “All-Star Entrepreneur”, A3T is recognized by Inc Magazine as one of the fastest growing companies in the country, by Vet 50 as Fastest Growing Veteran-Owned Businesses, and is featured in CyberSecurity Ventures / Cybercrime Magazine! “As a go-to Women-Owned Cybersecurity company in US and internationally”. As part of our growth, we are looking for YOU to join our growing team.

A3T offers excellent benefits to enhance the work-life balance, including:

• Medical Insurance
• Dental Insurance
• Vision Insurance
• Life Insurance
• Short Term & Long-Term Disability
• 401k Retirement Savings Plan with Company Match
• Paid Holidays
• Paid Time Off (PTO)
• Tuition and Professional Development Assistance
• Parking/Travel Reimbursement (metropolitan areas)