Sr Systems Engineer

system engineer, security, it security, network security, linux, firewall, api development
Full Time
$140,000 - $150,000
Work from home not available Travel not required

Job Description

10 years of experience in Information Security. Experience deploying and maintaining security technologies and the systems they run on to support enterprise environment. Vendor certifications Cisco Certified Network Professional Security (CCNP), Certified Ethical Hacker (CEH), SANS GSEC Security Essential are required. Individual must be action oriented, taking on new opportunities and tough challenges with a sense of urgency, high energy and enthusiasm. Balance stakeholders: by anticipating the needs of multiple stakeholders Collaborates: Builds partnerships and working collaboratively with others to meet shared objectives Communicates Effectively: Developing and delivering multi-mode communications that clearly convey a clear understanding of the unique needs of different audiences Cultivates Innovation: Creating new and better ways for the organization to be successful Strong operations and engineering background along with Strong Analytical and problem-solving abilities


  • Develop and maintain tool rules sets for security tools such as firewalls, IPS/IDS, MPS/MDS
  • Help determine tactics, techniques, and procedures (TTPs) for security tools.
  • Recommend computing environment vulnerability corrections.
  • Conduct research, analysis, and correlation across a wide variety of all source data sets (indications and warnings).
  • Assist in the construction of signatures which can be implemented on cyber defense network tools in response to new or observed threats within the network environment or enclave.
  • Perform patch management for MSSP Security tools and customer's security tools.
  • Provides cybersecurity recommendations to leadership based on significant threats and vulnerabilities.
  • Ability to work with provided security policies to design and implement network and security rules and configurations across various security platforms.
  • Linux commands, configuration, and administration
  • Firewall configuration, implementation, placement, and set up practical application
  • Packet analysis skills use of tool-sets and the ability to troubleshoot and configure networking using these tools (Wireshark, TCP Dump, others

Qualifying Experience and Attributes

10 Years experience in Network Security

  • Working Knowledge of various Linux OS
  • Linux commands, configuration, Scripting and administration
  • Understand and implement API development
  • Firewall configuration, implementation, placement, and set up practical application
  • Packet analysis skills use of tool-sets and the ability to troubleshoot and configure networking using these tools (Wireshark, TCP Dump, others
  • Certifications one or more of the following required: Cisco Certified Network Professional Security (CCNP), Certified Ethical Hacker (CEH), SANS GSEC Security Essential
  • Ability to configure and troubleshoot Cisco and Fortigate Firewall Platforms
  • Ability to Build reports and dashboards consistent across Network Security operations to cover both health and KPI
  • Strong Knowledge of information technology (IT) security principles and methods (e.g., firewalls, demilitarized zones, encryption).
  • Ability to interpret the information collected by network tools (e.g. Nslookup, Ping, and Traceroute).
  • Knowledge of computer networking concepts and protocols, and network security methodologies.
  • Knowledge of cybersecurity and privacy principles.
  • Knowledge of cyber threats and vulnerabilities.
  • Knowledge of encryption algorithms, cryptography, and cryptographic key management concepts.
  • Knowledge of host/network access control mechanisms (e.g., access control list, capabilities lists).
  • Knowledge of vulnerability information dissemination sources (e.g., alerts, advisories, errata, and bulletins).
  • Knowledge of new and emerging information technology (IT) and cybersecurity technologies.
  • Knowledge of how traffic flows across the network (e.g., Transmission Control Protocol [TCP] and Internet Protocol [IP], Open System Interconnection Model [OSI], Information Technology Infrastructure Library, current version [ITIL]).
  • Knowledge of key concepts in security management (e.g., Release Management, Patch Management).
  • Knowledge of defense-in-depth principles and network security architecture.
  • Knowledge of different types of network communication (e.g., LAN, WAN, MAN, WLAN, WWAN).
  • Knowledge of cyber defense and information security policies, procedures, and regulations.
  • Knowledge of the common attack vectors on the network layer.
  • Knowledge of different classes of attacks (e.g., passive, active, insider, close-in, distribution attacks).
  • Knowledge of cyber attackers (e.g., script kiddies, insider threat, nation/non-nation state sponsored).
  • Knowledge of system administration, network, and operating system hardening techniques.
  • Knowledge of cyber-attack stages (e.g., reconnaissance, scanning, enumeration, gaining access, escalation of privileges, maintaining access, network exploitation, covering tracks).
  • Knowledge of network security architecture concepts including topology, protocols, components, and principles (e.g., application of defense-in-depth).
  • Knowledge of network systems management principles, models, methods (e.g., end-to-end systems performance monitoring), and tools.
  • Signature implementation impact for viruses, malware, and attacks.
  • Knowledge of packet-level analysis using appropriate tools (e.g., Wireshark, tcpdump).
  • Knowledge of Intrusion Detection System (IDS)/Intrusion Prevention System (IPS) tools and applications.
  • Knowledge of network protocols such as TCP/IP, Dynamic Host Configuration, Domain Name System (DNS), and directory services.
  • Skill in using protocol analyzers.
  • Skill in recognizing and categorizing types of vulnerabilities and associated attacks.
  • Those authorized to work in the United States without sponsorship are encouraged to apply. and must be able to pass background check(s)
Dice Id : 10444536
Position Id : 6382740
Originally Posted : 1 month ago
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