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IT Network Security Administrator

Posted June 15, 2022

Desert Diamond Casinos & Entertainment Sahuarita
Sahuarita, AZ
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About This Job


Position Summary:Under direct supervision of the IT Infrastructure Manager, oversees security for the LAN/WAN and Voice over IP (VOIP) Telecommunication network; performs all aspects of network security administration including design, configuration, deployment, maintenance, and best practices management of security servers, switches, routers, intrusion detection, computers, peripheral devices, cabling, security devices, microwave transmission, and training tasks to enable users to maximize productivity with security practices. Makes independent decisions concerning network security administration while adhering to regulatory guidelines. This list of duties and responsibilities is illustrative only of the tasks performed by this position and is not all-inclusive.

Essential Duties & Responsibilities:• Conducts security risk assessments for business applications and computer installations; provides authoritative advice and guidance on security strategies to manage the identified risk.• Investigates major breaches of security, and recommends appropriate control improvements.• Interprets security policy and contributes to development of standards and guidelines that comply with this.• Performs risk assessment, business impact analysis and accreditation for all major information systems within the organization.• Drafts and maintains the policy, standards, procedures and documentation for security.• Reviews information systems for actual or potential breaches in security.• Ensures all identified breaches in security are promptly and thoroughly investigated.• Ensures that any system changes required to maintain security are implemented.• Ensures that security records are accurate and complete• Conducts security risk assessments for defined business applications or IT installations in defined areas, and provides advice and guidance on the application and operation of elementary physical, procedural and technical security controls (e.g. the key controls defined in ISO27001).• Performs risk assessment, and business impact analysis for medium size information systems.• Investigates suspected attacks and recommends remedial action.• Investigates identified security breaches in accordance with established procedures and recommends any required actions.• Assists users in defining their access rights and privileges, and administers logical access controls and security systems.• Maintains security records and documentation.• Applies and maintains specific security controls as required by organizational policy and local risk assessments to maintain confidentiality, integrity and availability of business information systems and to enhance resilience to unauthorized access and that the Minimum Internal Control Standards are strictly enforced..• Recognizes when an IT network/system has been attacked, and takes immediate action to limit damage.• Determines when security issues should be escalated to a higher level.• Demonstrates effective communication of security issues to business managers and others.• Performs basic risk assessments for small information systems.• Investigates minor security breaches in accordance with established procedures.• Administers security-related systems such as VPNs, firewalls, intrusion detection systems, ant-virus systems, anti-spam systems, network monitoring systems and monitors logs for unusual or suspicious activity and takes appropriate action.• Develops and maintains preventive maintenance plans, disaster recovery plans and security controls for all networks, attached systems and client computers.• Implements new network security systems as directed.• Contributes to a team effort and accomplishes related results as required.• Performs other duties as required.


Minimum Qualifications:Bachelor’s degree in Computer Science or related field required plus five years as a full-time, hands-on, multi-property Network/Security administration and certification to Certified Information Systems Security Professional (CISSP); or equivalent combination of education and experience. Must be able to successfully pass a pre-employment drug/alcohol screen, background investigation, obtain and maintain gaming license.Knowledge, Abilities, Skills, and Certifications:• Certification to Certified Information Systems Security Professional (CISSP).• Knowledge of relevant state-of-the-art technology, equipment, and/or systems.• Knowledge of customer service standards and procedures.• Knowledge of Voice over IP (VOIP) telecommunication systems.• Knowledge of computer hardware and software.• Knowledge of current developments and technological trends in computer hardware and software.• Excellent knowledge of Windows Active Directory, Windows Exchange or email services, Microsoft Proxy/ISA Server, Cisco IOS, VPN, VLAN,  Intrusion Detection and Prevention, and Security Systems.• Excellent knowledge of voice and data communications systems (hardware/ software).• Excellent knowledge of Cisco IOS, ASA Firewall, TCP/IP and VPNs.• Ability to develop, plan, and implement short- and long-range goals.• Ability to provide technical leadership and operational coordination of computer use consulting and support services to clients.• Ability to perform preventive maintenance on computer hardware and software.• Ability to communicate technical guidance and instruction to users on the use of PC and/or mainframe applications and systems.• Knowledge of current technological developments/trends in area of expertise.• Ability to resolve customer complaints and concerns.• Ability to supervise and train employees, to include organizing, prioritizing, and scheduling work assignments.• Ability to foster a cooperative work environment.• Ability to communicate effectively in the English language, both verbally and in writing with staff and the general public.• Technical writing skills.• Skill in examining and re-engineering operations and procedures, formulating policy, and developing and implementing new strategies and procedures.• Skill in budget preparation and fiscal management.• Skill in operating business computers and office machines, including in a Windows environment, specifically Word, Excel, Access, and presentation software.• Must be available 24 hours a day for emergency calls.Physical Demands:While performing the duties of this job, the employee regularly is required to sit and stand; use hands to finger, handle, or feel; reach with hands and arms; and talk or hear.  The employee frequently is required to walk.  The employee occasionally is required to stoop, kneel, crouch, or crawl.  The employee must occasionally lift and/or move up to 40 pounds.Work Environment:Work is generally performed in an office and Casino setting with exposure to second-hand smoke and a high noise level.  Evening, graveyard, holiday and/or weekend work may be required.  Extended hours and irregular shifts may be required.

Additional Information

Salary: D.O.E.

All applicants must be able to demonstrate their US work authorization during the employment verification process.

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About this Employer

Desert Diamond Casinos & Entertainment Sahuarita

1100 W. Pima Mine Road
Sahuarita, AZ 85629


Desert Diamond Casinos & Entertainment Sahuarita offers hundreds of slots and live blackjack tables. Food & Beverage venues include three restaurants - the Agave Restaurant offering fine dining, the Diamond Buffet and the Diamond Grill, as well as the two cocktail lounges.