Sr. Network Administrator with Security Clearance

Job #: 3044996 Apex Systems is seeking a Sr. Network Administrator to join one of our government clients in Ft. Meade, MD. Project Details / Mission Supported:
We are seeking an experienced Senior Network Administrator with 8+ years of experience supporting enterprise network environments. This role will be responsible for network infrastructure administration, firewall configuration and troubleshooting, hardware configuration management, and Linux-based systems support. The ideal candidate will have strong experience with Palo Alto firewalls, network troubleshooting, and systems administration within complex environments.

Key Responsibilities

• Administer, configure, and maintain enterprise network infrastructure and connected hardware devices.

• Perform configuration management activities for network and infrastructure hardware.

• Troubleshoot, maintain, and optimize network connectivity, performance, and security.

• Configure, deploy, and support Palo Alto firewalls, including firewall policy management, upgrades, and troubleshooting.

• Support initiatives to enable remote service capabilities through firewall technologies and security solutions.

• Build, maintain, and troubleshoot network infrastructure components and security appliances.

• Provide Linux systems administration support utilizing command-line tools and scripting.

• Assist with the deployment, administration, and future expansion of Trellix server environments.

• Participate in network hardware installation and infrastructure refresh projects.

• Respond to and resolve network outages, connectivity issues, and infrastructure incidents.

• Collaborate with engineering and operations teams to ensure secure and reliable network performance.

• Create and maintain technical documentation, procedures, and configuration records.

Required Qualifications

• 8+ years of overall experience and a Bachelors degree. Other level of degrees will be accepted with correlating years of experience.

• Sec+ certification or other DoD 8140 certification

• Hands-on experience administering and troubleshooting enterprise firewall environments.

• Experience configuring and supporting Palo Alto Firewalls.
Travel Requirements

• Up to 10% travel, including occasional visits to customer or operational sites across the United States.

• Additional travel may be required during critical network or power outage events, though occurrences are infrequent.

Location:

Ft. Meade, MD
Clearance Level: Top Secret or TS/SCI in the last 2 years Salary/Pay range: $60-65/hr

Schedule:

5:00am-1:00pm OR 11am-7pm

PLEASE NOTE:

Candidates must be able to obtain and/or maintain a Department of Defense Top Secret clearance as a condition and continuation of employment
* If you are interested, please apply here or email an updated copy of your resume to . Apex Systems Military & Veteran Programs
At Apex Systems, we are proud to support those who serve.

Our commitment to the military community is reflected in our robust veteran hiring initiatives, military-friendly workplace policies, and nationally recognized programs. We value the leadership, discipline, and mission-first mindset that military professionals bring to our team. Join us in continuing your mission. Why Apex is a Top Choice for Veterans and Military Talent:

• Military-Friendly

Employer:

Recognized as a Military Friendly® Employer for multiple consecutive years.

• Transition Programs:
DoD Skill Bridge program with multiple pathway options.

• Veteran Hiring Commitment:
We actively partner with multiple veteran and military organizations that specialize in IT upskilling and certification training, helping service members and veterans transition into high-demand tech careers

• Apex Military Network:
Internal employee resource group supporting veterans, Guard/Reserve members, and their families. Apex Benefits Overview
Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match…