Network Infrastructure and Functional Systems Administrator and with Security Clearance

Lucayan Technology Solutions LLC; Tampa (FL); On-site; USD 85,000 - 110,000; Full time

Job summary

Lucayan Technology Solutions LLC is seeking a qualified Network Administrator to join our IT/Engineering team on-site at MacDill AFB, Tampa, FL. The role supports DoD cybersecurity and network infrastructure in a mission-focused environment, requiring Secret clearance and U.S. citizenship.

You will maintain routers/switches, monitor health, and ensure compliance with STIGs and policy. The ideal candidate has 3+ years of experience, proficiency in TCP/IP, DNS, DHCP, VLANs, VPNs, and firewalls,

Qualifications

• Bachelor's degree in IT, Networking, Cybersecurity, or related field.
• 3+ years of professional network administration experience.
• Strong knowledge of TCP/IP, DNS, DHCP, VLANs, VPNs, and routing.

Responsibilities

• Administer and maintain network infrastructure (routers, switches, firewalls, wireless APs).
• Perform daily network health checks and monitor performance.
• Ensure DoD cybersecurity requirements and VCIs compliance.
• Control user access per DoD policy and perform troubleshooting.
• Document network diagrams, SOPs, and security reports.

Skills

TCP/IP

DNS

DHCP

VLANs

VPNs

Subnetting

Routing protocols (OSPF/EIGRP)

Firewall configuration

Security hardening

DoD policies

Log analysis

Communication skills

Education

Bachelor's degree in IT, Networking, Cybersecurity, or related field

Tools

Cisco/Juniper devices

Job description

About Lucayan Technology Solutions LLC Lucayan Technology Solutions LLC is a CVE Certified, Veteran Owned Small Business offering cutting edge, integrated Information Technology solutions. We assist government customers by delivering viable solutions for their increasingly complex IT needs with the understanding that the right technology mix with proper execution plays a crucial role in accomplishing their mission. We use a proven, agile and innovative approach to discover, evaluate, architect and implement advanced solutions to ensure our customers ultimate success. Location: MacDill Air Force Base, Tampa, FL (On-Site) Employment Type: Full-Time Department: IT / Engineering Security Clearance: Secret Clearance Hours: 7:30 am- 4:30 pm, including 1 hour of lunch. Monday- Friday Status: Talent Pipeline Join Our Pipeline for Future Opportunities! This posting is intended to establish a pool of qualified candidates for future openings supporting ongoing operations. Positions may become available based on staffing needs, operational requirements, or workforce changes. Qualified applicants may be contacted as opportunities arise.

Key Responsibilities

• Administer and maintain network infrastructure, including routers, switches, firewalls, and wireless access points.
• Conduct daily network health checks to verify system readiness and availability.
• Monitor network performance, conduct bandwidth analysis, and optimize resource usage.
• Implement DoD cybersecurity requirements (STIGs, ACAS scans, TCNOs) and maintain vulnerability compliance index (VCI) ≤ 3.
• Control user access and permissions, ensuring compliance with DoD cybersecurity policy.
• Troubleshoot and resolve connectivity issues; elevate unresolved issues per established SLAs.
• Track and resolve service tickets using DHA ServiceNow and AFNET Remedy systems.
• Maintain detailed documentation, including network diagrams, SOPs, and security compliance reports.
• Perform firmware updates, patching, and configuration changes for network equipment.
• Support disaster recovery (DR) and Continuity of Operations (COOP) testing.
• Provide support for system integration and testing of upgrades, ensuring Air Force and DHA compatibility.
• Coordinate with vendors and government stakeholders to resolve complex issues.
• Comply with AFOSH (Air Force Occupational Safety and Health) standards and site‑specific safety/security requirements.

Work Environment & Access

• On‑site daily at MacDill AFB, Tampa, FL 33621.
• Must comply with AFOSH (Air Force Occupational Safety and Health) regulations.
• Must be eligible for Common Access Card (CAC) and meet Air Force installation access requirements.
• Access to controlled/restricted areas may be required based on mission scope.

Required Qualifications

• U.S. Citizenship ( required for CAC and installation access ).
• Active Secret Clearance (must be maintained).
• Bachelor's degree in IT, Network Engineering, Cybersecurity, or related field (or equivalent work experience).
• 3+ years of professional experience in network administration.
• Strong knowledge of TCP/IP, DNS, DHCP, VLANs, VPNs, subnetting, and routing protocols (OSPF/EIGRP).
• Experience with Cisco/Juniper or equivalent enterprise network hardware.
• Proficiency in firewall configuration and security hardening.
• Familiarity with DoD cybersecurity policies and requirements (STIGs, ACAS, RMF).
• Ability to analyze system logs, troubleshoot network outages, and implement corrective actions.
• Strong written and verbal communication skills.

Required Certifications

• CompTIA Security+ (baseline DoD 8570 requirement).
• CompTIA Network+ or Cisco CCNA/CCNP.
• Microsoft MCSA/MCSE.
• ITIL v4 Foundation.

Nice to Have

• Prior experience supporting DoD healthcare IT environments (SGSL/SGSI/SGN).

Why Join Our Pipeline?

• Be first in line for upcoming openings aligned with your experience and career goals.
• Stay connected with Lucayan's recruiting team for priority consideration.
• Join a mission‑focused environment where your expertise makes a tangible impact.