SUMMARY:

• Systems Engineering including Concept of Operations (CONOPs), requirements development, functional analysis, trade studies, and risk management
• Performed Requirements analysis, create Links traceability, Verification and Validation (V&V) methodology from the Top - down and Bottom-up approach that followed System and Software Development Life Cycle (SDLC) processes using DOORS Requirement Management Tool
• Use Case/UML (Rational Rose)
• Model-Based Systems Engineering (MBSE)
• Interface Requirements Specification (IRS) development
• Interface Control/Design Document (ICD/IDD) development
• Systems Integration planning development
• Systems Test planning and procedure development
• Preliminary/Critical Design Review (PDR/CDR), Test Readiness Review (TRR) and program milestone events support
• Technical team lead and project management experience with cross-functional teams, ensure Technical project due diligence and project engineering design review achieved
• Engineering Procurement and Construction contract support, provide equipment review and selection
• Systems development using formal systems engineering processes and rapid, lean and agile practices. Performed Systems Engineering for Avionics RF, Guidance Navigation & Control (GNC) to support for Launch Vehicle (LV) and Space Vehicle (SV).
• Security Information Protection
• Prepared configuration and test procedures of Cisco Switches/Routers/ASA Firewall and Network Appliances, Microsoft 2K8 R2 Active Directory/Access Control and Cryptography per FIPS 140-2 standard.
• Performed Security Hardening solutions for McAfee Firewall, Intrusion Detection and Prevention Systems (IDPS)) based on DoD/DISA/STIG/NIST guidelines.
• High Assurance Internet Protocol Encryption (HAIPE), NSA Type-1 Encryption, Communications Security (COMSEC) / Transmission Security (TRANSEC) Key Management development for military applications.
• Evaluate and provide technical approach for Software-Defined Data Center (SDDC) design via Software-Defined Networking (SDN) and Network Function Virtualization (NFV) use cases.
• Engineer and implement security solutions in support of the overall security objectives of Confidential and in alignment with the Enterprise Architecture and IT Security & Risk Management Strategic Plan.
• Software Define Radio (SDR)
• Software Define Radio (SDR) waveforms architecture, instantiated into tactical radios via Mobile Ad Hoc Networking (MANET)/Mesh Networking.
• Designed RF Wireless Sensor network integrated with solar panels to support borders surveillance capabilities of detection and geo-location from Remotes back to Central processing facility via Wired and Wireless 3G/4G LTE networks.
• Satellite/Network Communications
• Payload Systems Engineer for Teledesic Low Earth Orbit (LEO), Space Based Infrared System (SBIR)/Low Altitude Demonstration System ( LADS ) and Geosynchronous Global Positioning Satellites (GPS) communication satellites program.
• Telecommunications architecture, communications protocols, network infrastructure, topology and backbone network planning via Synchronous Optical Network (SONET), IP/MPLS-based network IAW TCP/IP layer network architecture.

PROFESSIONAL EXPERIENCE:

Confidential, Denver, Colorado

Specialized Technical Consultant

Responsibilities:

• Plan and implement long range Communications network infrastructure plan via Satellite/Microwave.
• Evaluate Microwave Path planning and radio equipment vendors design via owned and leased tower structures to support long range company Optical Ground Wire (OPGW) microwave planning.
• Evaluate various wireless communication systems to expand and optimize communications infrastructure to supporting smart grid initiatives such as micro grids, advanced battery while increasing system resilience.
• Technical Lead of Denver-based Satellite Communications project for Transmission and Electric/Gas Substations.
• Low-Power Wireless Communications Network (via unlicensed and licensed), Point-to-Point (PtP)/Point-to-Multipoint (PtMP) WiMAX Base Station, and Wireless Mesh Network (WMN) radio equipment.
• Evaluate and implement Substations, Solar Farms communications as expanding wide-area network (WAN) to connect additional substations via Satellite communications, Microwave and last-mile Fiber backhaul.
• Review and prepare Functional/Non-Functional Security requirements.
• Implement Information Security policy/plan, secure ICS/SCADA assets and SCADA data planes from Advanced Persistent Threats (APT). Evaluate and propose solution options such as SCADA-aware firewall, IDPS, patching, encryption, logging, anomaly detection, man-in-the-middle (MitM) attack prevention in accordance with (IAW) FIPS standards and NERC/CIP guide lines.
• Develop and maintain a working relationship with 3rd Party Service Providers responsible for providing technology consulting.
• Provide technical leadership, governance and oversight for the design of information technology systems, projects and changes within the Confidential environment with a core focus on security to ensure systems reliability, accessibility and compliance.
• Participate, evaluate and propose Voice Advancement Reference Architecture (IVR, Call Recording servers, PBX) using VOIP/SIP Trunking standards in design, features and hardware across Xcel Business Systems operating companies, core, remote and stand-alone sites to support IP Telephony environment via a single WAN link serving both Voice and Data networks.
• Performance analysis, technologies life cycles, capacity utilization and optimization.
• Interface with Transmission, Distribution, Gas substations and control centers.
• Participate in the Advanced Distribution Management System (ADMS) business critical initiative development, detailed design and deployment through phased roll-out by Xcel Operating companies across operating regions.
• Evaluate and Support electric system planning and grid modernization efforts via Distributed Energy Resources (DER) technologies that enabled by the innovations in communications and sensors electronics.
• Prepared Telecommunications & Network Services templates of T&D Substations, WAN Fiber/Microwave backhaul, FAN OSS/BSS with hybrid of ITIL/FCAPS-based framework, SatCom, Corporate and Substation Fiber Backhaul and IP Address Management (IPAM).

Confidential, Englewood, Colorado

Requirements Analyst

• Collaborated with key stakeholders to determine key business needs and develop technical vision and strategy
• Applied system engineering concepts and techniques to define a system of systems
• Develop the high level of system requirements using JIRA/Agile/Scrum process
• Create a clearly defined system with explicit external interfaces constructed from components with efficient internal interfaces.
• Determine the mix of manual, software, and hardware functions to implement the system making maximum use of commercial off-the-shelf or already developed components.
• Demonstrate that the system is consistent, complete, correct, operationally defined, and fully meets the business objectives.
• Reviewed data modeling and complex database environments using Power Design Enterprise Architect tool and Oracle Workspace Manager (OWM) database.
• Managed requirements traceability information and track requirements status throughout the project using Clearcase relational database.

Confidential, Aurora, Colorado

Systems Engineering, Integration, and Test (SEIT )

• Interfaced with NASA SEIT organization to shape the technical vision for the Joint Polar Satellite System (JPSS) Common Ground System (CGS).
• Interfaced with the JPSS System user community, NASA and NOAA (National Oceanic and Atmospheric Administration) in order to determine their evolving needs.
• Evaluated architecture for JPSS CGS Security, assessed security impacts of interfaces as Defense in Depth.
• Identified and engaged in program level risks and opportunities.
• Ensured technical vision is incorporated into CGS and robust design is developed.
• Decomposed NASA provided Level 2 and Level 3 documentation into CGS specific documentation (OPSCONs, requirements, ICDs and architecture drawings) and allocation to the development IPTs. Verified and validated requirements are consistent, complete, correct, and operationally defined.
• Interfaced with the design and implementation engineers and architects, so that any problems arising during design or implementation can be resolved in accordance with the fundamental design concepts, and user needs and constraints.
• Verified and validated development level documentation is consistent with that provided by SEIT work with the development IPTs to make any required adjustments in the documentation to ensure the end product will meet customer needs and requirements.
• Evaluated and reviewed HW/SW, Networking Infrastructure (Cisco Switches/Routers/ASA Firewall and Network appliances from various Networking vendors) interfaces, reviewed Security/Syslog (Events, Alerts) by interfacing with SIEM Administrator.
• Evaluated Security solutions (Microsoft 2K8 R2 Active Directory/Access Control, Cryptography FIPS 140-2, Host Integrity, Tectia SFTP (Secure FTP), McAfee Firewall, Intrusion Detection and Prevention Systems (IDPS)) based on DoD/Federal Security NIST and DISA/STIG guidelines.
• Performed Systems Integration & Test of COTS/GOTS (Commercial/Government Off-The-Shelf) and Customized software for multiple security subsystems.
• Developed detailed system and subsystems specifications, test cases and procedures.

Confidential, Colorado Springs, Colorado

Principal Systems Engineer

• Prepared and presented top level Technical Requirements Document (TRD) for Proprietary customers.
• Prepared System development, architecture, design and integration of RF Wireless Sensor Network using different communications schemes and protocols from Space (Iridium satellite) to Ground (Wireless standards: 3G/4G/LTE; 802.11x standards at both 2.4 and 5 GHz; Land Mobile Radio (LMR)) and M2M (Mobile-to-Mobile) applications for detection and geo-location from the Remotes and back to the Central processing to support surveillance capabilities.

Confidential, California

Communication Systems Engineer

• Performed Communications Engineering and supported Interoperability for Global Hawk Unmanned program. Reviewed STANAG 4607, prepared internal and external Interface Control Documents (ICD) between unmanned platform and Distributed Ground Control System (DGCS).
• SAP/SAR (Special Access Program/Special Access Required) Proprietary Program
• Assigned as a Communication Payload Systems Engineer of Proprietary program to prepare high-level requirements analysis, timeline analysis and performed requirements verification down to lower levels using Dynamic Object-Oriented Requirements System (DOORS) and CORE Model-Based Systems Engineering (MBSE) tool. Participated TIM (Technical Interchange meeting) with MIT Lincoln Lab for Payload Satellite Simulation (SatSim) modeling.

Confidential, California

Sr. Systems Engineer

• Performed front-end Systems Engineering of Requirement System Analysis, Architecture and Design to the Integration & Test phase of variety Defense and Commercial programs.
• Future Combat Systems (FCS)/Joint Tactical Radio Systems (JTRS) Software Define Radio, (SDR) Cluster 1 program.
• Family of Family of Advanced Beyond Line-of-Sight Terminals ( FAB-T) program.
• Proprietary Special Access Required (SAR)/Special Access Program (SAP) program.
• X-37 OTV (Orbital Test Vehicle) and Orbital Space Plane (OSP) program
• Delta-IV Launch Vehicle Rocket program.
• Space Based Infrared System (SBIR)/Low Altitude Demonstration System ( LADS ) program
• Teledesic Low Earth Orbit (LEO) Satellite Communications program
• Global Positioning Satellite (GPS) II& IIF Satellites program