Network Engineer (Must have a TS/SCI Clearance with a Full Scope Polygraph)

J&T Business Consulting; Columbia (MD); On-site; USD 65,000 - 78,000; Full time

Job summary

J&T Business Consulting in Columbia, MD is seeking a Network Engineer (Level 0) to maintain, sustain, and troubleshoot existing networks for a TS/SCI with Polygraph environment. The role requires active clearance and involves monitoring networks, performing routine maintenance, and coordinating with vendors to resolve issues.

The ideal candidate has an Associate degree in engineering technology and at least two years of related experience, with familiarity in MPLS, BGP, VPNs, and network devices

Qualifications

• Active TS/SCI security clearance with a current polygraph.
• Associate degree in engineering technology plus two years’ experience or four years total with substitution.
• Experience installing and configuring network devices across Cisco, Brocade, or Juniper.
• Familiarity with MPLS, BGP, and VPNs.

Responsibilities

• Monitor data and voice networks for alarms and issues and initiate resolution.
• Execute scheduled maintenance and manage activation/deactivation of network lines.
• Perform first- and second-level troubleshooting and document actions taken.
• Interface with users and vendors to resolve network issues.
• Operate network analyzers and test equipment to support diagnostics.
• Follow detailed work instructions to maintain network security.

Skills

Network engineering

Troubleshooting

Vendor liaison

Security compliance

Education

Associate degree in engineering technology

Two years of related experience

Tools

Cisco devices

Brocade

Juniper

Job description

Network Engineer (Must have a TS/SCI Clearance with a Full Scope Polygraph)

Columbia, United States

Clearance Required: Active TS/SCI with Polygraph

Salary Range: $65,000 – $78,000 (commensurate with experience, skills, and contractual requirements)

Position Overview

The Network Engineer (Level 0) performs maintenance, sustainment, and troubleshooting of existing networks. This role involves monitoring system networks, identifying operational issues, executing scheduled maintenance, and resolving routine network problems using standard procedures and work instructions.

Key Responsibilities

Network Monitoring & Alerting: Monitor data and voice system networks for messages, alarms, or operational issues. Activate scripts upon alarm generation, confirm message accuracy, determine issue severity, and initiate appropriate resolution or escalation.

Maintenance & Operations: Execute scheduled maintenance routines in accordance with standard procedures. Activate and deactivate network lines according to established schedules.

Troubleshooting & Problem Resolution: Perform first- and second-level problem determination. Troubleshoot basic network issues using predefined scripts and routine procedures; document results and communicate actions taken to affected parties.

Vendor & User Interface: Interface directly with users and network vendors to resolve network line or hardware issues.

Equipment & Analyzer Operation: Operate network analyzers, WAN test equipment, and network simulators to support diagnostics and testing.

Instruction Adherence: Follow detailed work instructions and procedures to maintain network integrity and security.

Required Qualifications & Experience

Clearance: Active TS/SCI security clearance with a current polygraph.

Education & Experience:

Associate degree in engineering technology from an accredited college, PLUS two (2) years of experience in programs/contracts of similar scope, type, and complexity.

Substitution: Two (2) additional years of network engineering experience (4 years total) may be substituted for an Associate degree.

Experience installing and configuring network devices (firewalls, switches, routers, cabling) across platforms such as Cisco, Brocade, or Juniper.

Experience with Type-1 encryptors and inline network encryptors (e.g., TACLANES, KG-175).

Familiarity with networking protocols and technologies including MPLS, BGP, and VPNs.

Desired Qualifications

Network certifications such as CompTIA Network+, CCENT, CCNA, CCNP, CCIE, or equivalent.

Comprehensive medical, dental, and vision health coverage.

Basic life insurance and short/long-term disability coverage.

Paid Time Off (PTO) and paid holiday schedule.

Paid parental leave.

Tuition reimbursement for ongoing education and professional development.

401(k) retirement plan with employer matching.