Senior Network Administrator
Job in
Meridian, Lauderdale County, Mississippi, 39309, USA
Listed on 2026-07-07
Listing for:
Peraton
Full Time
position Listed on 2026-07-07
Job specializations:
-
IT/Tech
Cybersecurity, IT Support, Network Security, Systems Administrator
Job Description & How to Apply Below
Basic Qualifications
- Bachelors degree and 5 years of experience or a Masters degree and 3 years of experience or a High School diploma and 9 years of experience.
- Must be a U.S. Citizen with the ability to obtain a DHS (EOD) Public Trust.
- Advanced experience in routing and switching
- Strong knowledge of security compliance assessment and remediation
- Experience with firewall troubleshooting and management
- Knowledge of load balancing and AAA (Authentication, Authorization, Accounting)
- Experience with network management and monitoring services (SNMP, NTP, SSH, HTTPS, PKI, syslog)
- Familiarity with change management processes and ticketing systems
- Experience with Windows and Linux operating systems
- Understanding of virtualization technologies
- Ability to work mostly business hours with some evening work and participate in on-call rotation
- Strong attention to detail and excellent verbal and written communication skills
- Experience with NX-OS (Cisco Nexus Operating System)
- Experience with Cisco ACI (Application Centric Infrastructure)
- Experience with F5 BIG-IP LTM (Local Traffic Manager)
- Experience with Palo Alto Firewalls, Cisco ASA, and Cisco ISE
- Knowledge of Cisco FXOS (Fire Power Extensible Operating System) and UCS (Unified Computing System)
- ITIL certification or knowledge of ITIL practices
- Prior experience in a government IT environment
- Patience and strong collaboration skills
Peraton is seeking an experienced Senior Network Administrator to support and maintain the operational health of our network infrastructure. The ideal candidate will have strong expertise in routing, switching, and security compliance, with hands-on experience troubleshooting firewalls and managing network services in a government or highly regulated environment. This role focuses on operational support rather than network architecture or engineering.
Location:
Hybrid, based in Stennis Space Center, Mississippi.
Roles and Responsibilities
- Perform day-to-day operational network support, including troubleshooting firewalls and other network components.
- Implement network changes after hours as required, following established change management processes.
- Monitor network performance and manage network services, including SNMP, NTP, SSH, HTTPS, PKI, and syslog.
- Maintain security compliance, perform assessments, and remediate issues as necessary.
- Participate in on-call rotation and respond to network incidents in a timely manner.
- Document all work and maintain accurate records in ticketing and change management systems.
- Collaborate with internal teams to ensure network reliability, availability, and performance.
Position Requirements
10+ Years
work experience
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