Contract

Comgent; Colombia; On-site; COP 305,116,000 - 479,468,000; Full time

Job summary

Comgent is seeking a Resident Network Engineer to operate and maintain a data centre network onsite in the Columbia area, MD. You will work with customer engineers to troubleshoot incidents and restore service, focusing on reliability for Juniper platforms.

This freelance assignment covers 40 hours per week with potential for extension. Clear communication and the ability to work under pressure are essential; TS/SCI with Full Scope Polygraph is a stated clearance requirement.

Qualifications

• Experience with EVPN, multicast, OSPF, BGP, RSVP, LDP, and MPLS-TE in data‑center networks.
• Hands‑on Juniper hardware/config experience preferred (QFX/MX/EX/SRX).
• Ability to obtain TS/SCI with Full Scope Polygraph clearance.
• Familiarity with XML API, NETCONF, REST and gRPC interfaces; Python RPCs and PyEZ.
• Scripting with Ansible/Jinja2; SLAX and Junos scripting.

Responsibilities

• Operate and maintain the data centre network, applying a detailed understanding of routing, switching and services.
• Investigate equipment, hardware, software and network faults with customer engineers and vendor support, working to resolution.
• Open and track technical support cases, provide diagnostic evidence and communicate progress and root-cause findings clearly.
• Identify opportunities to improve network design and operation, balancing self-directed work with customer priorities.
• Deliver informal briefings and formal training sessions to help customer teams understand technologies in use.

Skills

EVPN

Multicast

OSPF

BGP

RSVP

LDP

Pseudowires

L2/L3VPN

MPLS-TE

GRE

VXLAN

Tools

Juniper QFX

Juniper MX

Juniper EX

Juniper SRX

XML API

NETCONF

REST

gRPC

Python RPCs

PyEZ

ncclient

Ansible/Jinja2

SLAX

Junos scripting

Job description

Resident Network Engineer – Data Centre Operations – freelance – onsite – Columbia area, Maryland, USA

Columbia, United States | Posted on 17/10/2026

Start Date: As soon as possible (pending offer and onboarding)Duration: 12 months initially Work Location: onsiteCustomer Site Address: TBC

Job Description

We are committed to building an inclusive workplace and encourage applications from all qualified candidates.

Comgent is seeking a Resident Network Engineer to operate and maintain a data centre network. You will work directly with customer engineers to investigate incidents, restore service and improve day-to-day network reliability. The environment includes Juniper QFX, MX, EX and SRX platforms; previous Juniper experience is advantageous rather than mandatory.

Assignment

• Location: Columbia area, Maryland, USA
  
• Engagement: freelance / contract
  
• Work arrangement: Onsite
  
• Schedule: 40 hours per week
  

Responsibilities

• Operate and maintain the data centre network, applying a detailed understanding of routing, switching and the services running across it.
  
• Investigate equipment, hardware, software and network faults with customer engineers and vendor technical support, working through to resolution.
  
• Open and track technical support cases, supply diagnostic evidence and communicate progress, workarounds and root-cause findings clearly.
  
• Identify opportunities to improve network design and operation, balancing self-directed work with customer and account priorities.
  
• Deliver informal briefings and formal training sessions to help customer teams understand the technologies and solutions in use.
  

Requirements

• EVPN, multicast, OSPF, BGP, RSVP, LDP, pseudowires, L2/L3VPN, MPLS-TE, GRE, VXLAN.
  
• Technology environment: QFX, MX, EX, SRX; Juniper experience preferred, not mandatory.
  
• Required clearance: TS/SCI with Full Scope Polygraph.
  
• Vendor certifications; DevOps; XML API, NETCONF, REST, gRPC; Python RPCs, PyEZ, ncclient; Ansible/Jinja2; SLAX and Junos scripts.
  

You should be comfortable working under pressure, prioritising technical issues and explaining findings to customers. Strong interpersonal, communication and presentation skills are valued.