Network Security Engineer

Job Description

Job Description

Job Opportunity : Network Security Engineer

Company : Mfinite Consulting, LLC

Location : Annapolis, MD (Hybrid)

Employment Type : Contract / Staff Augmentation

Contract Term : 5-Year Purchase Order

Please note : This opportunity is not open to third-party vendors, staffing firms, or recruiters . Only direct applicants will be considered.

Position Overview

Mfinite Consulting is seeking an experienced Network Security Engineer to support a high-profile government client in Maryland. This role is critical to the planning, design, implementation, and ongoing support of secure, resilient network environments that operate 24x7. The ideal candidate will bring deep expertise in network security engineering, next-generation firewall technologies, and enterprise networking within regulated environments.

The Network Security Engineer will support the full lifecycle of network security solutions—from requirements gathering and architecture design to implementation, troubleshooting, and documentation.

Key Responsibilities

Network Security Design & Engineering

Identify organizational and technical requirements to design and engineer secure data communication solutions

Architect scalable, redundant, and highly available network security systems

Platform Modernization & Migration

Lead or support the migration of legacy network security platforms to next-generation technologies

Troubleshooting & Threat Response

Assist network engineering teams with complex troubleshooting, incident response, and threat remediation related to network security products

Documentation & Reporting

Develop detailed technical documentation, including network diagrams, design artifacts, project plans, and user guides

Produce weekly status reports outlining project progress, milestones, risks, and completed tasks

Team Coordination & Support

Coordinate and schedule activities with technical team members to resolve end-user issues efficiently

Provide technical guidance and mentorship as needed

Required Qualifications

Education

Associate degree or higher

Foreign degrees must be evaluated by a NACES- or AICE-member organization

Certifications (Active)

Palo Alto Networks Certified Network Security Administrator (PCNSA) or Network Security Professional

Cisco Certified Network Associate (CCNA) – Enterprise or Security

Preferred Skills & Experience

Experience :

10+ years of CONUS-based experience in IT networking and network security

Firewall & Security Technologies :

5+ years of hands-on experience with Palo Alto next-generation firewalls, including IDS / IPS and content filtering

Networking :

4+ years of experience with complex switching, routing, and wireless networks using Cisco technologies

Network Access Control :

2+ years of experience with Cisco Identity Services Engine (ISE), FreeRADIUS, and Access Control Lists (ACLs)

Additional Technical Skills :

Multi-factor authentication (Microsoft MFA)

Cloud-based virtual networking

Public Key Infrastructure (PKI)

Vulnerability management tools (e.g., Nessus, Nmap)

Advanced Certifications (Preferred) :

Palo Alto Networks Certified Network Security Engineer (PCNSE)

Cisco Certified Network Professional (CCNP) – Enterprise or Security

Work Schedule & Environment

Hybrid Work Model :

First 6 Months : 3 days on-site / 2 days remote (Annapolis, MD)

After 6 Months : Potential for 2 days on-site / 3 days remote based on performance and client approval

Hours :

Monday – Friday, 8 : 00 AM to 4 : 30 PM EST

Flexibility Requirements :

Ability to report on-site within four (4) hours when required

Availability for extended hours, on-call support, or critical deadlines as needed

Equal Opportunity & Security Notice

Mfinite Consulting is an Equal Opportunity Employer . All selected candidates must comply with client security policies, including the exclusive use of client-provided technology and approved data storage solutions.