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Specialties: Active Top Secret (SCI) Clearance, Trusted Agent, USCYBERCOM IA Authorized User, System Administration, UNIX, Server Administration, System Security, User Support, Deskside Support, Technical Writing
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Information Systems Security Officer And Security EngineerG6 Cyber SolutionsValdosta, Ga, Us -
Information Systems Security Officer / Security EngineerG6 Cyber Solutions Jun 2023 - PresentResponsible for integrating security practices into the DevOps pipeline, ensuring that security is not an afterthought but rather an integral part of the development and deployment process. Collaborate closely with development, operations, and testing to implement and maintain security measures across the entire development lifecycle. Lead efforts to automate security processes, system monitoring, vulnerability testing, alerting, and incident response. Ensure compliance with federal regulations and standards, implementing security policies and procedures, and managing security risks to protect sensitive information and assets. Work closely with stakeholders, including system owners, IT teams, and government agencies, to develop and maintain a robust security posture. Conduct risk assessments to identify and prioritize security risks to information systems and develop risk mitigation strategies to address identified vulnerabilities. Develop, implement, and enforce security policies, procedures, and standards to safeguard information systems and data assets. Implement and manage security controls to protect information systems against unauthorized access, disclosure, modification, and destruction Monitor information systems for security incidents, anomalies, and breaches and coordinate incident response activities to minimize impact and restore normal operations. Provide security awareness training to system users, IT staff, and other stakeholders to promote a culture of security and compliance. Establish and maintain continuous monitoring programs to ensure the ongoing effectiveness of security controls and compliance with security requirements. Develop and maintain security documentation, including system security plans, risk assessments, security assessment reports, and security policies. Coordinate and participate in security audits, assessments, and reviews conducted by internal and external stakeholders, government agencies and third-party assessors. -
Information Systems Security Officer / Security EngineerA2 Federal Jul 2022 - Jun 2023San Antonio, Texas Metropolitan AreaImplemented strategic design process to translate security and business requirements into technical designs. Configured and validated secure systems and tested security products and applications within AWS to detect security weaknesses. Performed network scanning and vulnerability analysis. Ensured that the appropriate security features and safeguards have been implemented on all information systems as required by DoD/IC policy and directives and industry best practices. Performed defense device system installation, configuration maintenance, account maintenance, signature maintenance, patch management, and troubleshooting of all implemented, maintained, and deployed systems. Provided security certification test and evaluation of assets. Maintained XACTA cybersecurity packages in IAW NIST/IC standards and policies. Protected data, software, and hardware by coordinating, planning, and implementing security measures and best practices offered by AWS tools and applications. Conferred with AWS government POCS, engineers, and developers about resolving existing and potential problems within our cloud environment. Provided system hardening, security testing and tracking Plan of Action and Milestones (POA&Ms) items until corrective actions were in place. Performed scans, implementation of DISA STIG's, and create Body of Evidence (BOE) documentation. Ensured a record is maintained of all security-related vulnerabilities and ensured serious or unresolved violations were reported to the AO/DAO. Assessed changes to the system, its environment, and operational needs that could affect the security authorization. Coordinated/conducted assessment tests prior to Security Control Assessor evaluation; verified the security assessment plan and validated compliance of documented security controls. Provided SME support to security validation site visitors and augmented IG for inspection. Provided SME level research/analysis in support of expanding programs and area of responsibility. -
Cyber Security AnalystTechnica Corporation Feb 2020 - Mar 2022San Antonio, Texas Metropolitan AreaSustained Air Force Cyber Vulnerability Assessment/Hunter (CVAH) Weapon System. Directly interacted with Weapon System community/users. Directed/Lead weapons system configuration, preventative maintenance, issues, and inspections. Managed and operated multi-user computer systems, including coordination with developers or engineers. Developed policies for and effectively managed weapon system resources, including CPU usage, disk usage, and response times to maintain operating efficiency. Identified and diagnosed complex problems and factors affecting network performance. Moderated experience with Configuration Management (CM), worked with vendors, the Government, carriers, and technical staff on network implementation, troubleshooting, optimization, and ongoing management of deployable equipment. Tracked weapons system equipment and complied with current approved versions and configurations per Authority To Operate (ATO). Moderated experience with switches (software installation and configurations). Tested and validated deployment of security patches and software upgrades, non-disruptive whenever possible, in a lab environment, then prepared detailed instructions for operations to perform those activities in production. -
Cyber Systems OperatorSouth Carolina Air National Guard May 2009 - May 2014Eastover, South CarolinaProtected operating systems, application software, files, and databases from unauthorized access to sensitive information, or misuse of communication- computer resources. Designed, configured, installed, and managed data services at the operating system and server application level (2003, 2005, and 2008 server environments). Baselined server Operating Systems and applications. Closed unused ports and disabled unneeded application. Monitored servers via EventViewer; logged system anomalies for follow up. Identified and monitored security risks. Perform RETINA scans. Assisted with implementation of counter- measures and mitigating controls. Monitored and analyzed Intrusion Detection Systems (IDS) to identify security issues for remediation. Performed periodic and on-demand system audits and vulnerability assessments, including user accounts, application access, file system and external Web integrity scans to determine compliance. Implemented testing environments utilizing VMware and mock workstations to test COTS products and ensure that all problems are contained before software/hardware is introduced to the network. Monitored IIS via MMC. Downloaded device drivers from manufacturers. Added peripheral devices to the network. Created computer names according to AF naming directives. Performed system hardening. Analyzed event logs. Managed PKI technologies and procedures. Managed ADUC and RDA; created, maintained, and enforced AF/ANG GPOs, created and maintained security groups, and added new user accounts to appropriate domains. Created/Maintained directories, groups, and files via UNIX.
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User Support Operations ManagerTeksystems Oct 2012 - Oct 2013Pentagon, Washington DcSuccessfully managed 12 technicians in direct support of the Army Operations Center; supported a diverse environment that included thin clients, SFFs, desktops, and laptops running on NIPR, SIPR, and JWICS. Participated in day-to-day activities related to the operation, maintenance, and repair of Customers' suite of products. Analyzed RETNA scans to decipher which workstations were not receiving required system updates/patches; located said workstations to troubleshoot. Documented the updates/patches that are not received, the cause, the resolution, and preventative actions. Served as elevated point of contact for troubleshooting hardware/software PC and printer problems as well as call center support for customers' programs. Completed installations and perform system test procedures. Performed implementation of software and hardware solutions; integrated with the customers' network and equipment. Assisted in the maintenance of inventory with Asset Management team. Granted permissions to folders and groups based on Customers' security policies. Analyzed and resolved advanced technical issues as they occur. Ensured that technicians troubleshot and resolved trouble tickets related to technical difficulties with hardware, software, and network issues. Triaged Level II and Level III trouble tickets. Resolved network, switch and connectivity issues. Collaborated with development staff to recreate problems in the test environment. Verified issue resolution on the customer’s behalf. Verified incident remediation and closure. Interfaced with infrastructure, database, and development personnel. Actively contributed to ongoing process improvement. Trusted Agent. Set procedures according to defined SLAs. Operated internal and external training programs. -
Audio Visual TechnicianStg, Inc Jun 2011 - Sep 2011Sumter, South CarolinaAssociate VoIP Engineer; installed and administered Cisco Unity, Meeting Place, Emergency Response, Call Manager, and IP phones. Effortlessly configured Cisco 7845i2 and 7845i3 servers. Ensured that failover server is accurately configured to backup primary. Completed system hardening: STIG, Gold Disk and RETNA scans. Successfully installed and programmed over 1200 Cisco Unity 7975G IP phones for ARCENT. Applied basic end user troubleshooting techniques for the phones as well as the Call Manager software. Registered phones in Call Manager; registered phone numbers in Unity database. As the testing and training project manager; spearheaded testing and training portions of the Contracts Data Requirements Lists (CDRL). Composed the VoIP Systems Acceptance tests as well as the 7975G Acceptance tests; tests utilized by ARCENT System Administrator and ISEC to verify the accuracy of the VoIP installation. Created a "Quick End User Guide" for the Cisco 7975G. Developed the PowerPoint slide show utilized to properly train end users on the features, services, and use of Cisco IP phones; developed training guide as well. Conducted training sessions in accordance with the CDRL. Coordinated the Emergency Responder with local and base System administrators to ensure all 911 calls were properly routed and logged. Willing tackled ARCENT System Administrator training; created a troubleshooting guide as well as an administrator's guides.
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Claims CollectorMsa Nov 2009 - Jan 2011Lexington, South CarolinaPerformed timely follow-up and account management to guarantee timely claims processing. Supported financial outcome directives of the organization. Responsible for having knowledge of and following payer contract guidelines to meet timely account submission, resubmission, correspondence response, and appeal processes. Received payment and posted amount to customer accounts; prepared statements to credit department if customer failed to respond. Operated under HIPPA guidelines for all collection activities. Positively communicated with internal and external customers daily. Maintained productivity in accordance with company guidelines. Printed and reconciled reports that targeted reducing high dollar accounts. Managed Outlook calendar. Placed and received correspondence pertaining to billing inquires. Spear-headed all Medicare accounts for assigned team; reviewed and defined diagnosis codes, submitted appeal s, provided addition documentation, and corresponded with patients in efforts to receive optimal revenue return. Performed data entry. Generated daily accounting correspondence. Took on extra duties as they were assigned.
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Upfront Claims ReviewLincare, Inc Jul 2008 - Nov 2009Columbia, South CarolinaInspected setups to ensure that qualifying sleep studies, testing, doctor's order/pad script are received, verify insurance, check accuracy of P/Rs and acquire prior authorization. Reviewed CMNs to ensure that they are in the proper format prior to keying. (DMRC format etc...) Worked with government payers such as Medicare, Georgia, South Carolina, and North Carolina Medicaid, and Tricare. Evaluated medical record documentation and coded claims to optimize reimbursement by ensuring that diagnostic and procedural codes, as well as background documentation accurately reflected and supported the provided service. Ensured that data comply with legal standards and guidelines. Prepared reports to ensure that data entry keyed appropriate data to accelerate billing. Provided technical guidance to other departments in an effort to resolve errors. Reviewed bulletins, attended webinars, and researched manuals to maintain standards for accurate billing and minimized the risk of fraud, waste, and abuse. Submitted all MSP claims and worked aging reports in an effort to receive payment prior to timely filing deadline. Handled all Medicare (primary and secondary) recoups and offsets; processed payment back to Medicare when they paid in error due to equipment being returned, billing Medicare after death of a patient, billing Medicare while patient is in a nursing home or SNF. Point of contact for all Medicare audits; responsible for faxing information from random patient charts ensuring that CMNs were in DMRC format, testing requirements were met, and sleep studies qualified etc. Keyed all new patient demographics as well as delivery and pickup tickets into billing software. Keyed specific notes for other offices to reconcile discrepancies. Created/Maintained patient charts. Compile cash batches. Printed primary payer EOBs and paired them with secondary claims and submitted for payment.
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Accounts ManagerAzalea Sleep Labs, Inc May 2007 - Feb 2008Valdosta, GeorgiaManaged accounts payable and receivable. Greeted customers and handled issues. Processed billings to insurance companies and patients. Entered charges and payments into billing software program. Submitted and followed up on claims. Monitored unpaid claims and initiated tracers and resubmitted claims as necessary. Received and receipted cash, check, credit card payments, and ACH deposits from patients. Posted and reconciled payments to patient accounts. Data entry. Processed patient statements, posted transactions, and verified accuracy of inputs by generating audits. Balanced daily batches and reports prepared income reports and statistics distributed reports. Researched and responded by telephone or in writing to patient inquiries regarding billing issues. Worked closely with Medicare, Tricare, Medicaid, Blue Cross and Blue Shield (multiple states), Aetna, United Healthcare, Assurant, Cigna, and other commercial insurance companies to ensure that all issues were resolved as quickly as possible. Initiated development of organization's procedures. Implemented electronic medical record filing system; saved company countless dollars and man hours. Performed a variety of general clerical duties including but not limited to telephone reception, mail distribution, and scheduling patient appointments. Enforced strict confidentiality of financial records.
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Aviation Resource ManagerUnited States Air Force Feb 2001 - Feb 2006Grand Forks, North DakotaAssistant office manager. Managed over 160 aircrew accounts. Interpreted public law planned, organized, and directed aircrew resources. Scheduled aircraft sorties, prepared flight authorizations, and monitored unit flying hours. Performed aircrew interviews to ensure that Air Force flying and training standards were being met and flyers were being properly compensated. Accounted for fuel offload base-wide; created an Excel spreadsheet for tracking. Maintained control and accountability for aviation data and advised on matters pertaining to aircrew resource management system. Inspected and evaluated production and maintenance of flight records, files, and reports. Evaluated completed work and group performances; generated operational reports for superiors. Ensured functional directives were accurate and complete. Used Excel, Word, PowerPoint, Internet, and telephone to complete daily tasks. Created/Maintained schedules and checklists on a daily, weekly, monthly, semi-annual, and annual basis. Picked up and distributed mail. Selected to be the working group secretary for career field. Government purchase card holder; inventoried squadron supplies and ordered/reordered as necessary. Correlated multiple bids in effort to ensure best price. Building manager; responsible squadron upkeep; prepared work-orders for Civil Engineering, issued/maintained a log of all building and office keys.
Crystal Mackey Skills
Frequently Asked Questions about Crystal Mackey
What company does Crystal Mackey work for?
Crystal Mackey works for G6 Cyber Solutions
What is Crystal Mackey's role at the current company?
Crystal Mackey's current role is Information Systems Security Officer and Security Engineer.
What is Crystal Mackey's email address?
Crystal Mackey's email address is ha****@****hoo.com
What skills is Crystal Mackey known for?
Crystal Mackey has skills like Trusted Agent, Active Directory, Account Management, Windows 7, Windows Server, Microsoft Exchange, Vmware, Voip, Audio Visual Support, Computer Security, San, Unix.
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