Senior Network Administrator

Apex Systems; Fort Meade (MD); On-site; USD 83,000 - 90,000; Full time

Job summary

Apex Systems is seeking a Senior Network Administrator to join our team in Ft. Meade, MD. The role focuses on enterprise network infrastructure, firewall configuration, and Linux-based systems support, with PKI security and DoD clearance requirements.

The ideal candidate has 8+ years in enterprise networks, hands-on firewall expertise with Palo Alto, and a DoD 8140 certificate (Sec+ acceptable). Travel up to 10% and Top Secret/TS clearance required.

Qualifications

• 8+ years of enterprise network experience with a Bachelor's degree.
• DoD 8140/Sec+ certification or equivalent required.
• Hands-on experience administering and troubleshooting enterprise firewall environments and Palo Alto devices.

Responsibilities

• Administer, configure, and maintain enterprise network infrastructure and connected devices.
• Configure, deploy, and support Palo Alto firewalls and firewall policy management.

Skills

Network administration

Firewall configuration

Linux systems

Troubleshooting

Education

Bachelor's degree

Tools

Palo Alto Firewalls

Trellix server environments

Job description

Job#: 3044996

Job Description:

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*

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 after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.

EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at [email protected] or 844-463-6178.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.