Job Search Status
Open to workDesired start date: Immediately
Open To Work
Eleizer Santos
Ocean Springs,MS
Work Preference
Summary
Dynamic leader with 27 years of Information Technology management experience across diverse computer, networking, and operating system environments. Expertise includes Information Assurance and Information Protection programs, encompassing DISA Command Cyber Readiness Inspections and the NIST Risk Management Framework. Recognized for exceptional communication skills in leading cross-organizational teams and effectively briefing high-level executives, complemented by a proven ability to foster collaboration and drive results. A distinguished career in the US Air Force, culminating in the rank of Chief Master Sergeant, underscores strong managerial capabilities and a commitment to implementing comprehensive security protocols that safeguard sensitive information while ensuring compliance with regulatory standards.
Overview
22
22
years of professional experience
1
1
Certification
Work History
Information System Security Manager
APEX Systems
Roanoke, Virginia
01.2025 - 01.2026
- Information System Security Manager hired to perform Cybersecurity Policy Administration/ISSM supporting the ALTESS commercial cloud customers who reside in Amazon AWS (Gov/DoD). ALTESS is a managed service provider (MSP) for Army IT systems, and support enterprise applications owners in migrating their systems into Amazon AWS and provide sustainment services to support their applications. This position is for a cybersecurity policy administrator role to support a full range of cybersecurity services that ALTESS provides to all our customers.
- Perform Information System Security Manager (ISSM) role as defined in AR 25-2.
- Serve as overall subject matter expert on Cybersecurity Policy Administration.
- Implement and support the organizations RMF activities, update Policies, Procedures, and other documentation as required to maintain RMF baseline.
- Establish and/or enhance procedures related to RMF compliance.
- Work within Enterprise Mission Assurance Support Service (eMASS) to add and update documentation, import ACAS and STIG files, work with POA&Ms, and all other aspects of eMASS management.
- Work between technical and policy teams to implement, maintain, and monitor technical security configuration controls, including Security Technical Implementation Guides (STIGs), Security Requirements Guides (SRGs), and other industry security hardening guidance.
- Work between technical and policy teams to successfully implement and manage requirements for maintaining Authority to Operate (ATO) and security control inheritance capabilities.
- Collaborate with internal and external parties to transform high-level technical objectives into comprehensive technical requirements.
- Oversee activities of supporting ISSO(s) for hosted systems
- Assist hosted customers in obtaining and maintaining RMF for DOD IT and other certifications as required.
- Update and/or assist the hosted system personnel in updating artifacts of the accreditation package and store the artifacts in organizationally defined repository; i.e., system diagram (logical and physical) Hardware/Software/Firmware Inventory, Interface; Ports, Protocols and Services listing.
- Assist in the preparation of network infrastructure specifications or designs incorporating required information security features.
- Review and evaluate Information Systems Design Plans, Continuity of Operation Plans, Communication Plans, engineering change proposals and configuration changes for compliance with relevant security regulations, policies, and best industry practice.
- Interact with customer ISSOs/ISSMs on a regular basis.
- Supervisor: Mathew M. McCabe, (520) 706-0331
Information System Security Manager
VALKYRIE ENTERPRISES LLC
Keesler AFB, MS
07.2019 - 01.2025
- Information System Security Manager hired to develop and maintain continuous monitoring of the RMF security posture for the Joint Worldwide Intelligence Communications System (JWICS) and unclassified stand-alone Cyber Operations Training Range (COTR) network, supporting USAF Undergraduate Cyber Training courses. Collaborates with local Information System Officer, Program Manager and Information System owner in conducting periodic review of changes affecting system accreditation to ensure compliance with DoD Defense Information Systems Agency (DISA) security requirements.
- Processes and maintains COTR and JWICS Authority to Operate RMF accreditation packages via the Enterprise Mission Assurance Support Service (eMass) and XACTA suites.
- Provides administration support of approximately 1600 user accounts and routine system backup, patching and DISA Security Technical Implementation Guides (STIGs) compliance scanning utilizing Security Content Automation Protocol (SCAP) tool of over 1200 networked desktop and peripheral devices to ensure system baselines are compliant and meet security requirements.
- Performs Vulnerability scans utilizing Assured Compliance Assessment solution (ACAS) Nessus scanners to identify and mitigate threats and ensure compliance with DoD standards.
- Creates, validates and reviews all NIST Special Publication 800-53 and 800-53A security controls to provide guidelines and assessment procedures ensuring system compliance with assigned RMF system categorization.
- Develops and reviews Incident Response, Configuration Management and Contingency plans supporting JWICS and COTR RMF accreditation packages.
- Ensures IT hardware/Software used on accredited networks have been vetted and approved for DoD use via Cyberspace Infrastructure Planning System (CIPS) Work orders.
- Creates and maintains Plans of Actions & Milestones (POA&Ms) showing mitigation actions for deficient controls and way ahead to correct deficiencies.
- Provides input on Management Internal Control Toolset (MICT) RMF self-inspection checklist supporting Command directed self-assessment program.
- Supervisor: Mr. Glen A. Lewis 228-377-0806
Chief, Wing Cybersecurity Office
81st Communications Squadron
Keesler AFB, MS
04.2016 - 07.2019
- Managed Keesler AFB NIPR and SIPR enclaves. Ensured security principles, methods, and security products, protect and maintain the availability, integrity, confidentiality, and accountability of base network resources IAW established legal and regulatory guidance. As required, accomplished risk analysis, security testing, and validation due to network modifications or changes via change request management.
- Oversaw 24 TEMPEST secure data processing sites for compliance with established guidelines
- Processed and maintained RMF, via eMass, of NIPR and SIPR enclave Assessment and Accreditation packages
- Sustained cybersecurity awareness for base personnel; oversees Cybersecurity Liaison training
- Ensured IT hardware/Software is approved for network use via CIPS Work orders
- 40 hours per week/160 hours per month
- Supervisor: Maj Jon Drummond (228) 376-2424
Chief, Qualification Training, 81TRSS CEM
81st Training Support Squadron
Keesler AFB, Biloxi
06.2011 - 05.2015
- Top enlisted leader and Key mentor to Commander/Director on enlisted personnel issues. Ensured Flight budgets and manpower requirements were met to perform daily operations.
- Directed 53 military and 14 civilian curriculum developers and editors in the management of Air Force Job Qualifications Standards and Qualification Training packages in support of 11 Cyber Operations and Systems Air Force Specialty Codes.
- Lead support to Cyber field Career Field managers, Major Command Functional Managers during Utilization & Training Workshops and Training Advisory Groups affecting 43,000 cyber technicians.
- 50 hours per week/220 hours per month
- Supervisor: Ms. Deborah Sterling (228) 341-5963
Superintendent, Network Migrations
Air Network Integration Center (AFNIC) Scott Air Force Base
Scott Air Force Base, IL
12.2010 - 06.2011
- Led 3 military, and 50 contractors in the implementation of Air Force Network Operations projects planning, sustainment, resource management and life cycle systems support. Coordinated computer security policies and directives
- Defined Air Force level policy and guidance for new Air Force network strategy.
- Advised AFNETOPS, SAF/A6 Communications Directorate and Major Commands on management and deployment of network systems and security sustainment.
- 50 hours per week/220 hours per month
- Supervisor: Mr. Nicholas Davenport
Flight Chief, Information Assurance
375th Communications Squadron, SCC
Scott Air Force Base, IL
06.2008 - 12.2010
- Led 12 enlisted and 15 civilian personnel in system Information Assurance Flight supporting 85,000 network users in Air Mobility Command. Ensured policies and directives met current network security standards set by higher level commands to include DISA, NSA and HQ AFNIC.
- Managed and administered the COMSEC and EMSEC programs for AMC while also providing guidance and direction on certification and accreditation of information systems and networks.
- Administered the COMPUSEC program for all Scott organizations with connectivity to the Scott Metropolitan Area Network.
- Managed tracking of security assessments. Provided Communications Security support to 13 Command and 33 Air National Guard wings.
- Enforced Department of Defense directives 5200/8500 series. Recommended Information Assurance policy supplements.
- 50 hours per week/220 hours per month
- Supervisor: Ms. Donna Hegger (618) 971-9455
Superintendent, Information Systems Flight
5th Combat Communications Group, 53rd Combat Communications Sq
Robins AFB, Ga
07.2005 - 06.2008
- Led 64 combat ready airmen in the deployment and maintenance of 25 million dollars in deployable communications systems in support of Air Force Central Command operations.
- Established and expanded base level communications infrastructure in austere environments to include network control centers, technical control facilities, telephone switch and land mobile radio networks.
- Provided network worldwide access to secure and non-secure networks for a deployed wing of up to 1,400 personnel.
- 50 hours per week/220 hours per month
- Supervisor: Lt Col John P. Boudreaux (757) 764-7039
Variousother Positions/Locations - United States Air Force
Langley Air Force Base, VA
05.2004 - 07.2005
- Superintendent, Communications, Command, Control Systems (C3) Support Branch - United States Air Force. Langley Air Force Base, VA
- Flight Superintendent, Network Operations and Security Center (NOSC) - United States Air Force. Langley Air Force Base, VA
- Superintendent, Global Command and Control Systems Operations - United States Air Force. Langley Air Force Base, VA
- Performed duties as a Jet engine technician in various airframes and power plants to include the F15, F16, B1B, C-5, C-141 aircrafts. Obtained FAA Power Plant license, qualified for Nuclear duties. PRP Certified.
Education
B.S. - Information System Management
Columbia Southern University
Orange Beach, AL01-2014
Associate of Science - Information System Technology
Community College of the Air Force
Maxwell Air Force Base, AL01-2002
Associate of Science - Aircraft Maintenance Technology
Community College of the Air Force
Maxwell Air Force Base, AL01-2002
Skills
- Physical security
- Privacy protection
- Compliance management
- Access control management
- Security architecture
- Security policy development
- Disaster recovery planning
- Cybersecurity policy development
- Vulnerability assessments
- Cloud security
- System intrusion response
- Government policy compliance
- Policy and control implementation
- Teamwork and collaboration
- Problem-solving
- Attention to detail
Accomplishments
- Resolved product issue through consumer testing.
- Collaborated with team of 10 in the development of Stand-Alone Range Systems utilizing virtual environments to teach CyberSecurity Fundamentals courses in support of Air Force Cyber fields.
- Achieved Risk Management Framework Authority to Operate for new Cyber Operation Training Range Systems ahead of schedule by completing all requirements needed to get system approved and tested prior to set suspense.
Certification
CISSP – As of 1 July 2017, Member ID – 512687 (Current through July 2026)
MILITARY HONORS
9 Meritorious Service Medals, 3 Air Force Commendation Medals, 1 Joint Service Achievement Medal, Iraqi Campaign Medal, Nuclear Deterrence Operations Medal, 2 Marksmanship Medals.
SUMMARY OF QUALIFICATIONS
Extensive experience managing and maintaining large, diversified communications/IT units in numerous in-garrison and deployed locations. Solid background in network operations to include network outage resolution and technical support. Knowledge of complex IT systems analysis and applications software concepts, functions, techniques, and capabilities sufficient to evaluate the feasibility of proposed new system projects. Subject matter expert in Department of War (DoW) Risk Management Framework Systems Accreditation and assessment process using Enterprise Mission Assurance Support Service (eMASS) and XACTA Cyber Risk Management suite. Advanced expertise in developing and maintaining IAM policies, standards, and procedures in alignment with DoW, DHS, VA and other federal regulations. Skilled with design, testing and maintenance of information systems enclaves and applications software as it pertains to network infrastructures. Experience in maintaining/processing A&A for secure AWS govcloud system environment. Extensive knowledge in utilizing Security Information and Event Management (SIEM) tools to conduct network vulnerability assessments and evaluate attack vectors, identify system vulnerabilities and develop remediation plans and security procedures. Strong analytical, and critical problem-solving skills. Unsurpassed motivated leader who inspires team to focus and improve performance in a healthy pro-active manner. TopSecret/Special Compartmented Information w/Single- Scope Background Investigation in 2016 (Revalidation Dec 2027)
SECURITY CLEARANCE
Top Secret Security Clearance/Sensitive Compartmented Information/Valid until December 2027
Languages
Spanish
Native or Bilingual
Timeline
Information System Security Manager
APEX Systems
01.2025 - 01.2026
Information System Security Manager
VALKYRIE ENTERPRISES LLC
07.2019 - 01.2025
Chief, Wing Cybersecurity Office
81st Communications Squadron
04.2016 - 07.2019
Chief, Qualification Training, 81TRSS CEM
81st Training Support Squadron
06.2011 - 05.2015
Superintendent, Network Migrations
Air Network Integration Center (AFNIC) Scott Air Force Base
12.2010 - 06.2011
Flight Chief, Information Assurance
375th Communications Squadron, SCC
06.2008 - 12.2010
Superintendent, Information Systems Flight
5th Combat Communications Group, 53rd Combat Communications Sq
07.2005 - 06.2008
Variousother Positions/Locations - United States Air Force
05.2004 - 07.2005
Associate of Science - Information System Technology
Community College of the Air Force
Associate of Science - Aircraft Maintenance Technology
Community College of the Air Force
B.S. - Information System Management
Columbia Southern University