Today
Top Secret
Unspecified
Unspecified
Springfield, VA (On-Site/Office)
GENERAL DUTIES:
REQUIRED QUALIFICATIONS:
CLEARANCE:
- Administer, configure, and maintain enterprise DNS environments, including BlueCat DNS and F5 GTM solutions.
- Manage DNS zones, records, and policies to ensure high availability and resiliency.
- Implement DNS security best practices, including DNSSEC, monitoring, and threat mitigation.
- Collaborate with network and security teams to design and support scalable DNS and traffic management solutions.
- Support integration of DNS with DHCP and IPAM services.
- Perform regular system maintenance and updates across DNS servers and related infrastructure.
- Monitor system performance, troubleshoot issues, and provide root cause analysis for DNS and network traffic disruptions.
- Automate administrative tasks using scripting (Bash, Python, or similar).
- Provide after-hours support as part of a designated on-call rotation.
REQUIRED QUALIFICATIONS:
- Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent work experience.
- 5+ years of experience administering enterprise DNS platforms, preferably BlueCat DNS.
- Hands-on expertise with F5 Global Traffic Manager (GTM) for DNS-based load balancing.
- Strong Linux system administration skills (Red Hat, CentOS, Ubuntu, or similar).
- Proficiency in shell scripting and/or automation tools (Ansible, Python).
- Understanding of TCP/IP, BGP, firewalls, and general networking concepts.
- Knowledge of DNSSEC, DNS forwarding, split-brain DNS, and related technologies.
- Strong troubleshooting and problem-solving skills in high-availability environments.
CLEARANCE:
- TS/SCI required
group id: 90943786
