Durrell A. Green
Information Technology/ Cybersecurity
Milton,FL
Summary
Seasoned System Administrator with 10+ years background in Information Technology. Career achievements in network buildouts, development and maintenance of complex software, management of server infrastructures and data center operations across operating system platforms, and data security. Determined to deliver best technical solutions to meet functional and business requirements. Diligent troubleshooter, with strong communication skills to interact effectively with employees and departments various IT environments. Flexible with positive work attitude focused on producing results under tight deadlines. Demonstrated understanding of the Software Development Life Cycle.Progressive experience marked by continuous contributions above and beyond requirements.
Overview
13
13
years of professional experience
4
4
years of post-secondary education
6
6
Certificates
Work History
IT SPECIALIST (SYSADMIN)
Department Of The Air Force
Eglin AFB, FL
08.2024 - Current
- Generated reports to track performance and analyze trends.
- Advises on all matters involving the security of
Information Systems (IS) under organization purview.
Coordinate with Program Security Officers (PSOs) on
approval of IS. Provide input to senior management
officials on the cybersecurity functions relating to
information security, change management and the
impact on everyday AIS operations. - Assist the ISSM in obtaining approval and
maintaining Special Access Program (SAP) work
areas. Prepare and present facility need reports to
the ISSM as required - Ensure proper access systems are approved,
configured, operated and audited IAW the
appropriate regulations. Standard is exceeded by
consistently demonstrated initiative to provide the
necessary facility on or ahead of schedule
Information Systems Security Officer
Canvas Inc
Eglin AFB, fl
12.2023 - 08.2024
- Supported the protection of sensitive data through encryption at rest and in transit using industry-standard algorithms.
- Evaluated emerging technologies and made recommendations for strategic investments in information security tools and resources.
- Established effective communication channels between cross-functional departments to facilitate prompt exchange of relevant cybersecurity information.
- Enhanced network security by implementing robust threat detection and prevention systems.
- Assisted ISSM in meeting their duties and
responsibilities and assumed ISSM responsibilities in
absence of ISSM - Ensured audit records are collected, reviewed, and
documented (to include any anomalies).
Data Warrant Officer
Florida Army National Guard
Jacksonville, FL
01.2012 - Current
- Second-to-none U.S. Army training in providing proactive, customer-focused support to end-users while building, troubleshooting and maintaining network systems
- Highly organized with exceptional abilities to manage multiple projects, tasks and priorities effectively in high dynamic and interactive environment
- Core competencies include:
- Supervises deployment, installation, operation, and unit level maintenance of multifunctional/multi user information processing systems
- Performs duties as Section Sergeant and Team Chief and develops and administers on-site training
- Managed customers' expectations of support and technology functionality in order to provide positive user experience.
- Performed IASO and/or Systems Administrator duties and supervised IASO functions
- Installed, configured and monitored LANs and WANs; provided network administration; created passwords and oversaw network security
- Monitored computer systems and diagnosed/repaired problems; implemented new applications and methods when appropriate
- Provided expert technical support to customers on hardware/software installation, operation, troubleshooting and maintenance
- Reviews, analyzes, submits, and evaluates Cross-Domain Violations (CDV), Notice of Violation (NDV), Discharge of Classified Information (DCI) and Firewall/Removable Media/Exception Policy change requests and assesses organizational risk
- Conducts Cybersecurity inspections and provides security assessments for network extension/installation to ensure security shortfalls are identified and corrected prior to network installation/activation
- Baselines/configures computers, and uploads patches using Information Assurance Vulnerability Alert (IAVM.) software
- Utilized ITSM for all Network Security Violations/Events (NSV/NSE) and ensures all tickets have been completely and accurately filled-in, and submitted for closure.
- Used ticketing systems to manage and process support actions and requests
- Recommended changes in programs, routines and quality control standards to improve efficiency.
- Compiled, verified accuracy and sorted information to prepare source data for computer entry.
- Led technical upgrade projects for clients by working and coordinating with consultants and developers for integrations.
Senior System Administrator
Booz Allen Hamilton, BAH
Milton, FL
01.2022 - 12.2023
- Completed reports detailing network and systems performance and downtime issues.
- Planned and implemented upgrades to system hardware and software.
- Devised scripts and automation tools to improve system efficiency.
- Developed and documented network policies, procedures and standards.
- Adopted cost-effective, useful solutions to implement into current systems.
- Created frameworks by designing and developing technical solutions.
- Coordinated with third-party security information and event management (SIEM) providers to maintain protections and predict threats.
- Traveled to client sites to perform onsite testing.
Joint Systems Administrator
Summit Technologies
Hurlburt Field, FL
01.2020 - 01.2022
- Support Army Joint Support Team by maintaining 30+ workstation and servers stacks
- Manage Joint support systems and insure DISA compliance by conducting constant software and security updates to all workstations and servers, both virtual and physical
- Create and maintain all user accounts in support of all Army Joint Support Team courses and Warfighters
- Provide swift troubleshooting procedures for any issues that involves common workstation, servers, and network functionality
- Maintain Security Compliance to meet Air Force, Army, And DISA Procedure’s and protocols
- Install VMWare applications on common clients and maintain up to date IAVA patches to meet DOD standards
- Created and Implemented SOP’s and work instructions for end users to use for guidance.
- Supported day-to-day operations, monitoring and resolving client/server and storage issues.
- Created patches and solutions to fix bugs in existing applications.
- Performed software installations and upgrades to UNIX or Windows operating systems.
- Contributed to development, administration and testing of disaster recovery plans.
- Configured and tested Windows Server operating systems with roles features.
- Integrated and updated software products to boost system compatibility.
- Conducted routine and emergency maintenance of assigned data center equipment.
- Used Retina and HBSS to secure systems against STIG guidelines.
Information Systems Security Officer
R&K Enterprise Solutions
Alexandria, VA
01.2019 - 01.2020
- Support Air Combat Command ARC Advanced Programs Division
- Performed duties as a) Client Systems Technician (CST and ISSO for NIPRNET, SIPERNET and Joint World Wide Communications System (JWICS)
- Monitored, tested and troubleshoot hardware and software Information Assurance (IA)and Information Technology problems
- Conducted security audits to identify vulnerabilities.
- Recommend improvements in security systems and procedures.
- Reviews certifications and accreditations requests to ensure compliance with DoD 8519.01, Risk Management Framework (RMF), and provides recommendations for Government approval
- Audits, reviews, and analyzes data for subordinate units on Cybersecurity Scoreboard for Enterprise Reporting Service (ERS)
- Coordinates with down trace units to ensure support of (IAVM) policy audits are performed according to Defense Information Systems Agency (DISA) Security Technical Implementation Guide (STIG) requirements.
- Developed plans to safeguard computer files against modification, destruction or disclosure.
- Learned new skills and applied to daily tasks to improve efficiency and productivity.
- Actively listened to customers' requests, confirming full understanding before addressing concerns.
Center Operation Data Systems Administrator
NEXGEN Data Systems, SPAWAR Systems Center Atlantic
New Orleans, LA
01.2017 - 01.2020
- Performs Tier 1 troubleshooting action and monitoring directed by DC2HS standard operating procedures to include: Startup and shutdown servers as troubleshooting methods; account creation and deletion; determining escalation paths within supported technical areas; and distribute incidents appropriately to Tier 2-4 support areas
- Configures monitoring tools to monitor hardware, software, or environmental parameters that are applicable to hardware and operating systems approved by government
- Performs monitoring of all network infrastructure and provider circuits on a daily basis or during events affecting network environment
- Receives all Customer submitted Priority 1 tickets and contacts on call representative per technology area
- Determined database structural requirements, working with business stakeholders to identify optimal database specifications.
- Maintains DOC capability during DR event
- Conducts monitoring of computer facilities for proper temperature, humidity, electrical power, and fire suppression that may affect hosted computer systems and facilities
- Provides a weekly outage report to the government showing system downtime by program and use with associated support ticket numbers
- Produces a backup exception report showing the jobs that failed nightly
- Utilized PowerShell, Active Directory and troubleshooting programs, internet access, and computer issues ranging from account access, network access, and adding computers/printers to the domain
Police Officer
Department Of The Navy
New Orleans, LA
09.2011 - 09.2014
- Patrolled assigned areas to prevent and detect roadway crimes.
- Enforced traffic laws and ordinances through visual observation and radar speed detection.
- Apprehended suspects, read Miranda Rights and transported offenders to jail.
- Investigated and reported crimes, accidents, offenses and damage to property.
- Patrolled assigned areas to check homes, businesses and public roads for signs of disturbance.
- Conducted witness interviews and gathered details regarding incidents to determine best course of action.
- Issued traffic citations and electronic tickets for violations of traffic laws.
Education
Bachelor of Science - Information Technology
Tulane University
New Orleans, LA 08.2016 - 08.2018
Master of Science - Cybersecurity & Information Assurance
Western Governors University
Salt Lake City, UT 09.2022 - 09.2024
Ph.D. - Forensic Cyberpsychology
Capital Technology University
Laurel, MD 11.2024 - Current
Skills
Self-Motivated
Certification
CompTia Security A+
CLEARANCE LEVEL:
TOP SECRET
Timeline
Ph.D. - Forensic Cyberpsychology
Capital Technology University
11.2024 - Current
IT SPECIALIST (SYSADMIN)
Department Of The Air Force
08.2024 - Current
Information Systems Security Officer
Canvas Inc
12.2023 - 08.2024
Master of Science - Cybersecurity & Information Assurance
Western Governors University
09.2022 - 09.2024
Senior System Administrator
Booz Allen Hamilton, BAH
01.2022 - 12.2023
Joint Systems Administrator
Summit Technologies
01.2020 - 01.2022
Information Systems Security Officer
R&K Enterprise Solutions
01.2019 - 01.2020
Center Operation Data Systems Administrator
NEXGEN Data Systems, SPAWAR Systems Center Atlantic
01.2017 - 01.2020
Bachelor of Science - Information Technology
Tulane University
08.2016 - 08.2018
Data Warrant Officer
Florida Army National Guard
01.2012 - Current
Police Officer
Department Of The Navy
09.2011 - 09.2014
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