DoD Network Administrator — Onsite, Secret Clearance Ready

Modern Technology Solutions, Inc. (MTSI); Dayton (OH); On-site; USD 95,000 - 135,000; Full time

Job summary

Modern Technology Solutions, Inc. (MTSI) seeks an experienced Network Administrator to support existing and future networks for a customer in Dayton, OH.

The role includes design, installation and maintenance of on-premise networks, firewalls, routers and switches, with emphasis on security posture and STIG reviews. The ideal candidate has 5+ years of network experience, DoD RMF knowledge, and relevant certifications such as Security+ or Cloud+/GICSP.

Qualifications

• Minimum of five (5) years' relevant experience as a Network Administrator or Engineer.
• Experience with advanced routing protocols such as BGP and EIGRP.
• Expertise in network design, routing, virtual networks, subnets, TCP/IP at all layers in IPv4.
• Strong grasp of DoD RMF controls as applied to networks (NIST, CNSSI, JSIG).
• Understanding of Radius and switch end-point AAA.
• Experience supporting multiple classification of networks.
• Ability to capture technical approaches, designs, block diagrams, and implementations in written/graphical form.
• Strong ability to design, implement, and manage complex network infrastructures.
• Experience with Cisco, Forcepoint, Dell, CommScope networking technologies.
• Experience troubleshooting network issues.
• Excellent communication and teamwork skills.
• DoD 8140 certifications meeting intermediate or better in Network Operations Support (Cloud+/GICSP/SSCP/Security+/GSEC).
• Security+ or similar certification.

Responsibilities

• Developing, implementing and maintaining networking technologies.
• Ensuring security and compliance of network devices such as switches, routers and firewalls.
• Perform day to day network support tasks (adds, moves, changes) on networks.
• Administer, manage, and maintain all routers, switches, and firewalls.
• Troubleshooting LAN/WAN/Wireless alerts and issues.
• Configuration of network monitoring and reporting systems.
• Maintain L1-3 documentation, IP/VLAN/subnet planning docs (OV-1, Dataflow).
• Work within configuration and change management policies for network changes.
• Select and implement security tools, policies, and procedures with ISSO/ISSM needs.
• Apply STIG, SRG and industry best practices to maintain secure baselines.
• Collaborate with vendors/IT staff for problem resolution.

Skills

BGP

EIGRP

TCP/IP v4

DoD RMF

NIST/CNSSI/JSIG

Radius/AAA

Network design

Vendor networking

Communication

Teamwork

Security+ or equivalent

Education

Bachelor's degree in IT/CS

DoD 8140 Certification

Tools

Cisco IOS

Forcepoint

Dell networking

CommScope

Job description

Modern Technology Solutions, Inc. (MTSI) seeks an experienced Network Administrator to support existing and future networks for a customer in Dayton, OH.

The role includes design, installation and maintenance of on-premise networks, firewalls, routers and switches, with emphasis on security posture and STIG reviews. The ideal candidate has 5+ years of network experience, DoD RMF knowledge, and relevant certifications such as Security+ or Cloud+/GICSP.