Key Role:

Perform real-time monitoring and maintenance operations of network device, server assets, and mission critical systems, enterprise services, and networking infrastructure across multiple physical sites on disparate networks and servers as Tier III support to escalate and resolve technical issues on operational network environments. Collaborate across multiple engineering disciplines, resolving network incidents to ensure optimal network operation center performance and builds, configures, tests, hardens, and decommissions Windows and Linux servers. Conduct in-depth research into vendor-specific technical documentation, system event logs to identify root causes and provide expert recommendations to resolve long-standing issues. Configure interfaces on Cisco IOS, IOS-XE, IIOS-XR, and NX-OS devices and develop and modify zone-based firewall policies on Juniper SRX Firewalls. Conduct firewall changes, create or troubleshoot F5 iRules, manages DNS entries and port security. Log and track all work products in ticketing system, recording applied diagnostic techniques used to complete the tasks. Develop and maintain comprehensive documentation for all troubleshooting procedures, patching plans, and required fix actions.

Basic Qualifications:

• 4 years of experience with an Operations and System/Network Administration role, performing O&M, troubleshooting of existing systems
• Experience developing and enhancing IT troubleshooting processes and standard operating procedures
• Knowledge of networking, including routing and switching, firewall management, and client connectivity issues and system administration, such as Windows and Linux experience both valuable, security posture assessment and remediation
• Knowledge of common TCP/IP ports and protocols, including DHCP, DNS, SMTP, SNMP, SSH, and LDAP
• Knowledge of the Open Systems Interconnection (OSI) Model and troubleshooting steps for layers 1-4
• Knowledge of Active Directory structure and Group Policy Objects
• Ability providing some system engineering and system integration support
• TS/SCI clearance
• HS Diploma or GED
• IAT Level 2 certification

Additional Qualifications:

• Experience with monitoring solutions, including SolarWinds, Infoblox, Splunk, or Cisco ISE
• Experience with virtualization, including VMware and VDI
• Experience with task automation or system orchestration via PowerShell, RHEL, Ansible
• Experience with basic network administration, including switchport configuration, zone-based firewall policy management, DHCP support, and DNS management
• Experience with managing enterprise applications, including Microsoft Exchange, JIRA, Microsoft SCCM/MECM, and Skype for Business
• Knowledge of vulnerability and STIG scanning tools, including Nessus, SCC Tool, ACAS, and Tanium
• Ability to troubleshoot issues across multiple teams and disciplines, clearly communicate and track reporting requirements, quickly gain expertise on a variety of new systems and applications, manage multiple simultaneous projects, coordinate with both internal and external teams
• Ability to troubleshoot complex technical issues involving network configuration, server configuration, and application configuration
• Ability to extract and document user requirements

Clearance:

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance is required.

We’re an equal employment opportunity/affirmative action employer that empowers our people to fearlessly drive change – no matter their race, color, ethnicity, religion, sex (including pregnancy, childbirth, lactation, or related medical conditions), national origin, ancestry, age, marital status, sexual orientation, gender identity and expression, disability, veteran status, military or uniformed service member status, genetic information, or any other status protected by applicable federal, state, local, or international law.