60 Lexicon Network Administrator Jobs Hiring Near You

General information
Job Posting Title
Network Administrator
Date
Tuesday, August 4, 2026
City
Annapolis Junction
State
MD
Country
United States
Working time
Full-time
Description & Requirements
Maximus is seeking a Network Administrator to provide expertise to a federal client in support of their mission critical systems in defense of our Homeland.
As a Network Administrator, you will be responsible for implementing and maintaining our organization's network infrastructure. Your role will involve overseeing network administration, troubleshooting complex issues, and ensuring the performance, availability, and security of our network systems.
This role is onsite, in Annapolis Junction, MD, and requires a Secret clearance.
Maximus TCS (Technology and Consulting Services) Internal Job Profile Code: TCS165, T3, Band 6
Job-Specific Essential Duties and Responsibilities:
- Configure and maintain network devices such as routers, switches, firewalls, load balancers, and VPN concentrators.
- Monitor network performance, identify bottlenecks, and implement optimization strategies to ensure optimal throughput and reliability.
- Troubleshoot and resolve network issues using firewall logs, switch packet capture tools; engaging with cross-functional teams to leverage support and collaboration when necessary.
- Conduct network capacity planning and bandwidth management to accommodate future growth and changing business needs.
- Collaborate with other teams to integrate network infrastructure with cloud services, storage systems, and other IT components.
- Stay updated on emerging technologies, industry trends, and best practices in networking and recommend their adoption as appropriate.
- Create and maintain documentation related to network configurations, diagrams, standard operating procedures, and troubleshooting guides.
- Provide technical leadership, guidance, and mentorship to junior network engineers.
- Managing, monitoring, maintaining, and securing networks and tenant network segments that integrate the transport of networks and data.
- Organizing, documenting, and managing the delivery of Network load balancing services.
- Document and Manage Internet Protocol Addresses.
Job-Specific Minimum Requirements:
- Active Secret clearance.
- Due to contract requirements, only US Citizens can be considered. Candidates with dual citizenship cannot be considered.
- Seven (7)+ years of experience in a Network Administrator role or in a related field.
- Five (5) or more years of experience in the following:
- Network configuration and monitoring.
- Firewall configuration - palo alto, juniper, etc.
- Network monitoring tools - SolarWinds and NetCool.
- Candidates must be able to move throughout office and data center environments, including frequent walking, standing, and navigating between work locations. Must be able to occasionally lift and move equipment or materials weighing up to 50 pounds and perform the essential functions of the position.
- Candidates must reside within a commutable distance for daily onsite work and on-call requirements.
- This contract supports systems that require 24x7x365 uptime. Candidates must be willing and able to meet recall requirements, including participation in a rotational on-call schedule.
Preferred Skills and Qualifications:
- DHS Suitability.
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Minimum Requirements
TCS165, T3, Band 6
EEO Statement
Maximus is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, age, national origin, disability, veteran status, genetic information and other legally protected characteristics.
Pay Transparency
Maximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. Annual salary is just one component of Maximus's total compensation package. Other rewards may include short- and long-term incentives as well as program-specific awards. Additionally, Maximus provides a variety of benefits to employees, including health insurance coverage, life and disability insurance, a retirement savings plan, paid holidays and paid time off. Compensation ranges may differ based on contract value but will be commensurate with job duties and relevant work experience. An applicant's salary history will not be used in determining compensation. Maximus will comply with regulatory minimum wage rates and exempt salary thresholds in all instances.
Accommodations
Maximus provides reasonable accommodations to individuals requiring assistance during any phase of the employment process due to a disability, medical condition, or physical or mental impairment. If you require assistance at any stage of the employment process-including accessing job postings, completing assessments, or participating in interviews,-please contact People Operations at applicantaccom@maximus.com.
Minimum Salary
$
90,000.00
Maximum Salary
$
100,000.00