Network Engineer

Archer; Chantilly (VA); On-site; USD 95,000 - 140,000; Full time

Job summary

Archer, collaborating with MANTECH, seeks a motivated Network Engineer to join our team in Chantilly, VA. This is an onsite role requiring active TS/SCI clearance and a strong background in enterprise networking.

You will design and support WAN/LAN/data center solutions, use SolarWinds, Cisco DNAC, and ISE, and work across large teams to implement changes in a structured ITIL environment.

Experience with CCNA, DoD 8570 IAT II/III levels, and VMware is valued.

Qualifications

• 7+ years of network engineering experience
• CCNA certification or equivalent routing/switching
• DoD 8570IAT Level II certification
• DoD 8570.1 / DoD 8140.01 (IAT III Level) certification within 6 months

Responsibilities

• Provide Tier II/III network engineering support, designing WAN, LAN, and data center solutions
• Monitor and configure networks using SolarWinds, Cisco DNAC, and Cisco ISE
• Create, maintain, and interpret detailed network diagrams and routing/topology baselines
• Coordinate across large internal teams and Sponsor authorities to drive infrastructure agendas
• Participate in ITIL Service Lifecycle including Change Requests and security monitoring policies
• Evaluate current network architectures and recommend improvements for performance
• Deliver end-to-end analysis, requirements, cost estimates, and releases for production IT environments

Education

Bachelor's degree in an engineering discipline

CCNA certification or equivalent routing/switching

DoD 8570IAT Level II Certification

DoD 8570.1 / DoD 8140.01 (IAT III Level) certification within 6 months

Tools

SolarWinds

Cisco DNAC

Cisco ISE

VMware

Ansible

Desired State Configuration (DSC)

Job description

Archer is collaborating with MANTECH to connect them with exceptional professionals for this role.

MANTECH seeks a motivated, career and customer-oriented Network Engineer to join our team in Chantilly, VA. This is an onsite position.

Responsibilities Include But Are Not Limited To

• Perform Tier II and Tier III network engineering support, while designing advanced WAN, LAN, and data center solutions
• Monitor and configure networks utilizing SolarWinds, Cisco DNAC, and Cisco ISE to analyze complex network requirements and ensure complete, functioning infrastructure
• Create, maintain, and interpret highly detailed technical network diagrams, routing topology schemas, and robust hardware configuration baselines
• Coordinate across large internal teams, stakeholders, and Sponsor authorities to drive infrastructure agendas and successfully navigate systems engineering processes
• Participate in all phases of the ITIL Service Lifecycle, including submitting Change Requests and maintaining security event monitoring policies
• Evaluate current network architectures, inventory complex routing pathways, and recommend process improvements to optimize performance and throughput
• Deliver end-to-end functional analysis, requirements specification, cost estimation, and engineering package releases for customer production IT environments

Minimum Qualifications

• High School Diploma or GED with 7+ years of progressively responsible experience in Network Engineering, Network Analysis, or a related technical discipline
• Cisco Certified Network Associate (CCNA) certification, or equivalent routing/switching technical certification, ex., Juniper Networks Certified Associate – Junos (JNCIA-Junos)
• DoD 8570IAT Level II Certification, e.g., Security+
• DoD 8570.1 / DoD 8140.01 (IAT III Level) certification required within 6 months of hire, e.g., SecurityX

Preferred Qualifications

• Bachelors degree in an engineering discipline
• Experience using and administering SolarWinds alongside deep knowledge of Microsoft Windows Systems, HP SANs, and VMware products
• Advanced experience managing VPNs, GRE tunnels, routing protocols (BGP E/I, OSPF), VLANs, VRFs, and configuring KGs
• Strong familiarity with Cisco ACI, data center fabric best practices, Ansible, and Desired State Configuration (DSC)
• Practical knowledge of BICSI standards, terminating fiber and Cat 5 cabling, as well as familiarity with NSTISSAM TEMPEST/2-95 and CNSSAM TEMPEST/01-13 guidelines

Clearance Requirements

• Must have a current and active TS/SCI clearance

Physical Requirements

• The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.