Demo

Firewall Administrator/Team Lead

Enterprise Solutions & Management Corporation
Fort Belvoir, VA Full Time
POSTED ON 4/8/2026
AVAILABLE BEFORE 6/6/2026

Enterprise Solutions and Management (ESM) is a rapidly growing government contractor that provides strategic IT services that meet mission needs for Defense and Federal customers. We are hiring a Firewall Administrator/Team Lead for an exciting opportunity.

Job Description and Responsibilities

The Team Lead provides overall supervision of vendor personnel, including planning and managing project activities to ensure efficient use of resources and timely delivery of results. This role is responsible for ensuring work is properly scheduled, reports are accurate and submitted on time, and operational performance meets established standards. The Team Lead has the authority to resolve issues, allocate resources, and manage staff while taking direction from government stakeholders to ensure full satisfaction. Working under general supervision, the Team Lead oversees the development of product requirements from inception through completion, prepares specifications for simple to moderately complex tasks, and collaborates closely with the Vendor Project Manager (PM), Technical Points of Contact (TPOCs), and government user representatives to deliver accurate technical solutions and maintain high levels of user satisfaction.


Required Knowledge, Skills and Abilities (KSA)

  • Working knowledge of Check Point firewalls (including R81 and R82) and industry-standard network environments, including firewall and security hardware/software.
  • Strong understanding of Information Assurance (IA) best practices and security principles.
  • In-depth knowledge of LAN and WAN operations, including performance, troubleshooting, and network architecture.
  • Experience using incident ticket tracking systems to log incidents, manage requests, and generate work orders.
  • Comprehensive knowledge of DoD and DLA security regulations, guidelines, and policies, along with hands-on experience installing, configuring, and maintaining network equipment such as firewalls, proxy servers, cloud services, and other network appliances.

Desired KSA

  • Be a positive, self-motivated, and proactive person with the ability to adapt to change and tolerate stressful situations
  • Candidate must communicate effectively with team members, team lead, management, and government customer
  • Must have the ability and desire to research and develop creative solutions to unique problems with minimal supervision


Minimum Training, Education, and Certifications

  • Seven (7) years experience
  • IAT II or higher certification
  • Environment Certifications, must possess at least one from each of the following bullets:
    • CCSE, CCSM, or CCSA
    • AWS CSA Associate, AWS CS Specialty, MC: Azure SEA, MC: Azure SAE, MC Azure Admin Associate, OCI Cloud Ops Pro 2024, or CCCS


Minimum Clearance

  • Top Secret


Physical Requirements

  • Required to stand, walk and sit; communicate verbally both in person and by telephone; use hands to finger, handle or feel objects or controls; reach with hands and arms. Specific vision abilities required by this job include close vision, distance vision, depth perception, color vision and the ability to adjust focus.
  • Physical demands associated with this position include extensive walking (including stairs) throughout offices and between buildings. May require use of public transportation, personal or Government vehicle to drive to local and/or remote office locations


Additional Requirements

  • Other duties as assigned


ESM provides equal employment opportunity to all individuals regardless of race, color, creed, religion, gender, age, sexual orientation, national origin or ancestry, disability, genetic information, veteran status, gender identification or any other characteristic protected by state, federal or local law.

Salary.com Estimation for Firewall Administrator/Team Lead in Fort Belvoir, VA
$134,798 to $174,383
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