Sr Infrastructure Engineer Jobs in Frederick, MD

Quantum Leap is the leading technology services company focused on providing operationally focused solutions for select clientele within the United States Government (USG). Quantum Leap was founded by a team of technologists and engineers to focus exclusively on advancing USG interests against the Nation’s threats in an age of Strategic (Great Power) Competition.

 We have built a highly collaborative workforce dedicated to countering those threats in an environment designed for success.  This an entrepreneurial, fast-growing company, where the right candidate can join and really make a difference.

Quantum Leap Research is seeking a Senior Network / Infrastructure Engineer to lead the design, deployment, and lifecycle management of complex, on-premise infrastructure environments. This role blends deep networking expertise with systems engineering and automation.

You will serve as a technical leader responsible for building and maintaining multi-vendor network environments, while driving infrastructure automation and integration across systems.

Responsibilities:

•  Design and implement datacenter and site network architectures (on-prem, SDN-focused)
• Configure and manage networking equipment: Cisco, Arista, VyOS, and other platforms
• Build and maintain routing environments, including Linux-based routing
• Design and support SDN, WAN/SD-WAN, BGP, MPLS, and VPN configurations
• Deploy infrastructure into remote datacenters, including documentation and validation
• Administer Linux systems supporting infrastructure and network services
• Implement and manage firewalls (pfSense, VyOS, ACLs, Linux firewalls)
• Lead infrastructure automation initiatives using Ansible and configuration management tools
• Manage and integrate tools such as OpenSearch/Elastic and monitoring/logging systems
• Maintain up-to-date network documentation and diagrams (NetBox or similar)
• Own projects end-to-end:
• • Define scope
  • Break down work
  • Estimate timelines
  • Deliver outcomes
• Support ongoing operations:
• • Patching, upgrades, and lifecycle management
  • Monitoring, troubleshooting, and optimization
  • System validation and documentation

Qualifications:

Required

•  Deep experience in network engineering within on-prem/datacenter environments
• Strong expertise with:
• • Cisco, Arista, VyOS
  • Routing protocols (BGP required; MPLS preferred)
  • SDN and Linux-based routing
• Strong Linux systems administration skills
• Experience with infrastructure automation (Ansible strongly preferred)
• Experience with configuration management and system integration
• Hands-on experience with firewalls and network security controls
• Proven ability to:
• • Design and deploy complex infrastructure
  • Work across multi-vendor environments
  • Own projects independently

Preferred

• Experience with:
• • Proxmox or virtualization platforms
  • OpenSearch / Elastic stack
  • PacketFence, Fluentd, Oxidized
  • AWX (Ansible Tower)
• Exposure to non-cloud / locally hosted infrastructure environments
• Experience integrating networking with systems and application layers

Compensation and Benefits:

We seek the best-and-brightest professionals at all levels so offer highly competitive compensation and an excellent benefits package.

Salary Range: $155,000  - $175,000. Salary ranges reflect compensation for qualified candidates across a range of experience levels and are flexible; actual salary will be determined based on demonstrated skills, experience, and performance.

Company-sponsored benefits include: 6% 401(k) company match with immediate vesting, educational assistance up to $7,000 per year, 100% insurance premium subsidy for employees (75% for dependents), Anthem medical, Guardian dental, life and disability coverage, 3 weeks’ vacation, 2 weeks sick leave, and 11 holidays.

Quantum Leap is an Equal Opportunity Employer

www.ql-research.com

Quantum Leap is the leading technology services company focused on providing operationally focused solutions for select clientele within the United States Government (USG). Quantum Leap was founded by a team of technologists and engineers to focus exclusively on advancing USG interests against the Nation’s threats in an age of Strategic (Great Power) Competition.
We have built a highly collaborative workforce dedicated to countering those threats in an environment designed for success. This an entrepreneurial, fast-growing company, where the right candidate can join and really make a difference.