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William S. Email & Phone Number

Hardware and Software Development Engineer at Clarity Innovations at MANTECH
Location: Abingdon, Maryland, United States 22 work roles 3 schools
1 work email found @lmco.com 3 phones found area 914 and 703 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

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Current company
Role
Hardware and Software Development Engineer at Clarity Innovations
Location
Abingdon, Maryland, United States

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William S. is listed as Hardware and Software Development Engineer at Clarity Innovations at MANTECH, based in Abingdon, Maryland, United States. AeroLeads shows a work email signal at lmco.com, phone signal with area code 914, 703, and a matched LinkedIn profile for William S..

William S. previously worked as Hardware Software Development Engineer at Clarity and Cyber Software Engineer, Sr. Staff at Lockheed Martin. William S. holds Meee, Electrical, Computer Science Engineering from Manhattan University.

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*@lmco.com
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Profile bio

About William S.

Electrical Engineer experienced in real-time embedded systems, software development and applications with active TS security clearance with SCI & Polygraph. Experienced in aerospace, GPS, real-time operating systems (RTOS), and integration. Known for customer satisfaction, improving products, mentoring small teams, reducing program risk and isolating single point of failure.• Software Engineering • Process Improvement • Improved Legacy Systems• Requirements Verification • Integration & Qualification • Software/Hardware Interface• RTOS, CGI, GUI, Sockets • SDLC & Applications • Configuration ManagementAny views / opinions are my own.Specialties: QUALIFICATIONS - Software development for real-time and embedded systems. - Multithreaded applications on fully multitasking operating systems. - VxWorks, Linux, Unix, MFC Experience. - Multi-platform development. CM, VDD, ICD.TECHNICAL SKILLS Operating Systems: Windows, Linux (RH, Ubuntu/CentOS), Unix, Sun Solaris, VxWorks, HP-UX, VMS. Programming Languages: Ada, C, C++, Assembly, HTML, Javascript, TCL.Technologies: IP, x86, PPC, Emulators, MIL-STD-1553, Eclipse Workbench, MKS, VSS, Parallel & Serial links, digital discretes & analog I/O, ITCN CTAC+, Visual Studio. C# Software Test. SiView. Wire Shark. AWS, VMware. TCP/IP, UDP sockets. Atlassian suite, Jira, Confluence, etc.Software Engineering Institute (SEI) Capability Maturity Model (CMM) Level 3 software development.USC Viterbi Software Safety Course June 2009.CompTIA Security+ CE certified Dec. 2014, extended to Dec 2026.Views expressed are my own.

Listed skills include Embedded Systems, Embedded Software, Testing, Integration, and 46 others.

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William S.'s current company

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MANTECH
Mantech
Hardware and Software Development Engineer at Clarity Innovations
Abingdon, MD, US
AeroLeads page
22 roles · 41 years

William S. work experience

A career timeline built from the work history available for this profile.

Role listed

Abingdon, Md, Us

Hardware Software Development Engineer

Current

Columbia, Md, Us

Apr 2024 - Present

Cyber Software Engineer, Sr. Staff

Bethesda, Md, Us

Test Engineer - Capabilities per specifications. Cyber Engineer- Unix / Windows Systems - Architecture

Sep 2020 - Mar 2024

Principal Software Development Engineer

Chantilly, Virginia, Us

Apr 2018 - Sep 2019

Associate

Mclean, Va, Us

Engineer, SETA, on EPM III Contract. Intelligence Community (IC) experience. IC Enterprise messaging. Syndeo Intelligence Gateway.

May 2015 - Aug 2016

Software Engineering Consultant

Engineering Service Profesonals Inc

Supported C4ISR Software Engineering Center (SEC) in LRAS3 sustainment effort.

Feb 2015 - May 2015

Lockheed Martin Ms&T Consulting Software Engineer

Donatech Corporation (Thru Dcr Workforce)

Led Software Verification effort involving MH60R Joint Mission Planning Software (JMPS) in Windows C# and SQL server. • Performed software requirements verification on mission planning software. Tasks included test variation development, test procedure development, test inspections, and test execution. Requirements traceability was performed using DOORS. • Project grew significantly from 400+ test variations during test variation development to over 900 while achieving all schedule milestones.• Inspected an additional 1000+ test variations against requirements on another project.

Jan 2013 - Jun 2013

Senior Member Technical Staff

Us

ITT Geospatial Systems (GS)Senior Software EngineerImproved GPS IIR/RM Software Lab operations and lab system reliability. Tested GPS software changes.• Isolated single point of failure by replicating legacy GPS HP emulator and software. Directed $400K project to replace unsupported legacy HP emulator. Alleviated potential Air Force and GPS IIR/RM Navigation program support liability. • Technical lead, directly responsible for replacement of 21+ year old custom HP 64000 emulator hardware with ITCN CTAC+. Worked proposal and bid effort with purchasing and vendor. ITAR.• Using flight hardware(WGMIC), retired obsoleted lab hardware & Ada code by adding RS232 serial command link and file command logic to existing MDU-WGMIC Navigation serial data link & TCL Script. • Modified scripts, built, documented, tested & submitted GPS MDU Flight Software to GPS Directorate (Space Segment). Tested modernized GPS signals including L2, L2C, and L5.• Documented satellite vehicle (SV) flight paths in Air Force SV anomaly reports using AGI System Tool Kit (STK). Provided support and anomaly research for the USAF.• Improved Operational Flight Software build and delivery process across multiple OS and media resulting in an improved quality product. • Provided GPS Onsite Support with Lockheed at Cape Canaveral Air Station resulting in GPS-IIRM satellite revalidation.Configuration Management Admin, Software Design Group (ITT IEWS - Integrated Electronic Warfare Systems)Performed classified and unclassified software builds and document submissions to IEWS internal and external customers, including DCMA interface. Conducted CCB meetings. Managed 150 classified PCs.• Built VxWorks Power PC images on Wind River Eclipse Workbench. Compared images - Beyond Compare.• Developed Software Resources Data Report, edited SCM plan, CDRLs. MKS, VSS, Matrix administration.• As Security Custodian, processed equipment and software Add/Move/Changes as per NISPOM. Security audits.

Sep 2006 - 2012

Software Consultant

Esp/Engineering Service Professionals

Software Consultant working for proServices Corporation. Short term position reviewing GPS software for defects in C++.

Aug 2006 - Sep 2006

Software Engineer, Sr.

Dynalantic Corporation

Team member on helicopter flight trainer motion simulator porting effort from Motorola to Power PC (PPC), including the addition of light tight cockpit visual system.• Programmed/debugged in C, AdaCore GNAT Ada95, VxWorks, C. UDP/IP & TCP/IP sockets.• Resolved tasking and network messaging issues; improved task timing and avoided dropped messages.• Modified operator console GUI screen in Visual Studio; added visual effects control screens. • Interfaced sockets to control Evans and Sutherland visual system addition. Performed Visual system alignment, populated host codes from windows serial touchscreen. Modified ASTi sound system I/O.• Integrated Software elements include C, pcap, Linux, Xwindows, C GUI/RS-232, CPU messaging.• Remotely supported Colombian visual and motion system installation team to reload GIS database, revised image alignment viewpoint initialization data on Linux and Windows servers, and other related administrative functions.Dual Cockpit Huey helicopter flight simulator:Ada83 on MVME147 to Ada95/VxWorks/C on MVME5100. VMIC analog and digital I/O. Hardware: Dual cockpit motion systems, VME, Evans & Sutherland (E&S) Visual Systems, Advanced Simulation Technology(ASTi) sound system. Unix X-terminals. Linux servers hosting flight motion model. Windows PC touchscreens.Colombian UH-1H Helicopter Trainerhttp://www.asimdisp.com/project.htmlhttp://www.asimdisp.com/images/01.jpg <-- in-Cockpit view

Mar 2003 - Jul 2006

Software Consultant At General Dynamics

Systems Pros

Developed real time control software for classified Navy project in C and Ada95. IEEE 12207 SDLC.• Coded & Unit Tested on Solaris with GNAT development environment. SEI CMM Level 3 compliant.

2002 - 2002

Vxworks Consultant (For Tomotherapy)

Milwaukee, Wisconsin, Us

Short term consulting contract to bring up the initial TomoTherapy HI-ART computer.

Nov 2001 - Dec 2001

Senior Field Software Engineer, Post-Sales

Alameda, Ca, Us

Wind River Systems technical representative for NY metro region as part of a post-sales team, supporting North East sales team.• Provided onsite and customer support including trouble shooting, technical/coding (C/C++) issues.• Collaborated with Wind River WindLink Partners; held training sessions. Debugged using emulator.• Used Tornado/pRISM+ IDE; VxWorks/pSOS embedded operating systems; FlexLM, RTI Tools.

2000 - 2001 ~1 yr

Software Staff Engineer/Principal Analyst

Bethesda, Md, Us

Engineer tasked on Power PC based Avionics Mission Computer integration effort. (DASS I/O)• Programmed VME external I/O card proof of concept code in gnu C, flight code in Rational Apex Ada.• Designed, coded, and integration tested device driver package; designed and coded acceptance test software.• Documented design. Teamwork Object Oriented Design (OOD). DOORS.• Designed, installed, supported embedded software for Wind River’s Tornado / VxWorks on Sun Solaris.• Solved VME hardware integration issues. Documented VME CPU boot-rom / ELF images installation.

1997 - 1999 ~2 yrs

Senior Software Engineer

Software engineer on avionic Multifunction Display (MFD) conversion. Applied knowledge gained from VxWorks installation at ATK to start up the embedded CPU portion of X-33 SSTO Lab containing 7 VME cages with 4 CPUs per VME rack.• Designed, implemented, and tested Ada and assembler software for Multifunction Display (MFD) Interface Processor. SEI CMM level 4 compliant.• Designed and implemented embedded software development environment (SDE) for Wind River’s Tornado IDE. Enabled PC users to remotely access DY4 VxWorks PowerPC VME cards in X-33 Lab via the IT Network. Trained users. Managed and implemented BSP updates.• Performed Configuration Management (CM) functions for MFD software releases.

1996 - 1997 ~1 yr

Senior Systems Engineer

Dulles, Virginia, Us

Systems engineer for Sonar Open Systems Architecture reengineering effort(SQQ-89, 53C). ATK was a team member at Westinghouse Electric.• Designed redundant fiber optic infrastructure that connected secure labs containing HP-UX workstations, dual-homed FDDI systems with no impact on shop operations. Managed bids.• Managed RFQ, fiber optic contractor selection, and contractor oversight. Managed HP system purchases resulting in supplier cost refunds of $60,000.

1994 - 1996 ~2 yrs

Consultant

Safe Flight Instrument Corporation

• Modified Wind Shear avionics software under FAA DO-178. PL/M, assembler, in-circuit emulation. Documented and validated software changes.

1993 - 1993

Software Engineer (Edo Corp)

Us

Lead engineer for Built-In-Test (BIT) software for towed USN AN/SQR-18A(V)2 and Israeli Model 1110 submarine Sonar Systems.• Designed, coded, integrated, and tested software modules PL/M, C, x86, Intel in-circuit emulator.• Conducted system integration and test, acceptance testing, with the Customer (DCMA, IDF) on deliverable hardware. • Responsible for Interface Design Documents; fault codes creation, display, and verification with ambiguity groups. Engineered faulted sockets to generate fault code. • Revised low level service routines and scheduling improvements, added hardware reset detection software to existing code.• Supervised two consultants. Worked issues with all disciplines.

1986 - 1992 ~6 yrs
3 education records

William S. education

Meee, Electrical, Computer Science Engineering

Manhattan University

Beee, Electrical Engineering

Manhattan University

Education record

Queensborough Community College Of The City University Of New York (Cuny)
FAQ

Frequently asked questions about William S.

Quick answers generated from the profile data available on this page.

What company does William S. work for?

William S. works for MANTECH.

What is William S.'s role at MANTECH?

William S. is listed as Hardware and Software Development Engineer at Clarity Innovations at MANTECH.

What is William S.'s email address?

AeroLeads has found 1 work email signal at @lmco.com for William S. at MANTECH.

What is William S.'s phone number?

AeroLeads has found 3 phone signal(s) with area code 914, 703 for William S. at MANTECH.

Where is William S. based?

William S. is based in Abingdon, Maryland, United States while working with MANTECH.

What companies has William S. worked for?

William S. has worked for Mantech, Clarity, Lockheed Martin, Caci International Inc, and Parsons Corporation.

How can I contact William S.?

You can use AeroLeads to view verified contact signals for William S. at MANTECH, including work email, phone, and LinkedIn data when available.

What schools did William S. attend?

William S. holds Meee, Electrical, Computer Science Engineering from Manhattan University.

What skills is William S. known for?

William S. is listed with skills including Embedded Systems, Embedded Software, Testing, Integration, Software Engineering, Software Design, Software Development, and Vxworks.

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