Demo

Network Administrator

Core4ce
San Antonio, TX Full Time
POSTED ON 4/8/2026
AVAILABLE BEFORE 5/7/2026
Information Technology --> Cyber

San Antonio, TX

ID: 1208-383

Full-Time/Regular

Core4ce is looking for a Network Administrator to join the team. The Network Administrator will configure, install, and support network hardware and software infrastructure. The candidate will ensure that all network equipment complies with industry and corporate standards as well as conduct routine preventative measures and implement and maintain network security and ensure security compliance. This role will be responsible for the planning and implementation of future IT development projects and undertaking project work including project management duties.

Responsibilities

  • Planning and scheduling the installation of new or modified network hardware and systems
  • Managing accounts and network rights
  • Configures network hardware and software infrastructure including switches, routers, firewalls, hubs, bridges, gateways, and virtual devices in VMware
  • Analyzes and resolves faults, ranging from major system crash to a forgotten password
  • Ensuring systems availability, functionality, integrity, and efficiency; maintaining systems configuration
  • Managing the installation and integration of system fixes, updates, and enhancements
  • Ensuring the rigorous application of information security/information assurance policies, principles, and practices
  • Positions either on 1st, 2nd, and 3rd shift - the shift hours are 1st – 6:00 am to 2:30 pm, 2nd 2:00 pm – 10:30 pm, and 3rd – 10:00 pm – 6:30 am (the following day).
  • This position is designed to be flexible, with responsibilities evolving to meet business needs and enable individual growth.

Requirements

  • Secret Clearance or eligible to obtain a Secret Clearance
  • 1-2 years of hands-on experience as a Network Administrator.
  • High School Diploma or GED
  • 8570 IAT Level II Certification and CND Infrastructure Support within 6 months
  • Demonstrating a solid understanding of firewalls, routers, switches, and other network technologies including Palo Alto and Cisco Firewalls
  • Experience with LAN/WAN, VPN, IPS and associated technologies
  • Experience with TCPDump, Wireshark and analyzing network traffic
  • Understanding of essential network services such as DNS, SMTP, NTP, IMAP, and SNMP

Why Work for Us?

Core4ce is a team of innovators, self-starters, and critical thinkers—driven by a shared mission to strengthen national security and advance warfighting outcomes.

We Offer

  • 401(k) with 100% company match on the first 6% deferred, with immediate vesting
  • Comprehensive medical, dental, and vision coverage—employee portion paid 100% by Core4ce
  • Unlimited access to training and certifications, with no pre-set cap on eligible professional development
  • Tuition assistance for job-related degrees and courses
  • Paid parental leave, PTO that grows with tenure, and generous holiday schedules
  • Got a big idea? At Core4ce, The Forge gives every employee the chance to propose bold innovations and help bring them to life with internal backing.

Join us to build a career that matters—supported by a company that invests in you.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy), national origin, disability, veteran status, age, genetic information, or other legally protected status.

Salary.com Estimation for Network Administrator in San Antonio, TX
$79,127 to $96,439
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Core4ce

  • Core4ce Mc Lean, VA
  • Information Technology --> Cyber McLean, VA ID: 1086-383 Full-Time/Regular We are seeking a Cyber Security Project Engineer to maintain compliance. The con... more
  • 14 Days Ago

  • Core4ce Washington, DC
  • Program Management Washington, DC ID: 1222-383 Full-Time/Regular We are seeking a Task Order Program Manager (Government Site) to serve as the accountable ... more
  • 1 Day Ago

  • Core4ce Washington, DC
  • Program Management Washington, DC ID: 1230-383 Full-Time/Regular We are seeking a Senior Analyst (Government Site) to manage and support Special Access Pro... more
  • 1 Day Ago

  • Core4ce Washington, DC
  • Accounting and Finance Washington, DC ID: 1223-383 Full-Time/Regular We are seeking a Senior Financial Manager (Government Site) to lead financial oversigh... more
  • 1 Day Ago


Not the job you're looking for? Here are some other Network Administrator jobs in the San Antonio, TX area that may be a better fit.

  • Cymertek San Antonio, TX
  • Network Administrator LOCATION San Antonio, TX 78208 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We a... more
  • 9 Days Ago

  • Jobs via Dice San Antonio, TX
  • Overview GovCIO is seeking a highly motivated and experienced Network Administrator to provide hands-on technical support for critical network systems and ... more
  • 14 Days Ago

AI Assistant is available now!

Feel free to start your new journey!