By Light Professional IT Services LLC


Founded in 2002 as a small family business, By Light Professional IT Services LLC (By Light) has expanded to a large, diverse organization with more than 2,000 employees working with 500 Government and Commercial clients at locations around the world.
As the first decades of the 21st century ended, we saw the state of the IT and Cyberspace landscape and recognized a universal need for safe and secure operations amid a sea of bad actors with ever-evolving technical savvy. We focused on rapid growth in key mission areas to stay ahead of the curve while meeting our customers’ needs for innovative and efficient IT and Cyberspace Operations solutions. Strategically, we acquired five companies, entered joint ventures, and took on partners who could complement our fundamental expertise.
We recognize the current and future needs across all industries to secure information and communications databases, networks, and systems from malicious actors while maximizing reliability and efficiency. To meet these needs, By Light has stepped to the forefront of cutting-edge technology in key market growth areas of IT and Cyberspace Operations and Security; Network Services, Integration, and Operations; Cloud and Managed Services; Artificial Intelligence; Software Services; and Satellite and Wireless Communications
By Light is looking for innovative talent to join our team on projects across all skills and industries – even right in our own headquarters. We offer an attractive package of benefits and plenty of advancement opportunities. We are currently looking for professionals in these job categories to join our team!
Primary Job Categories:
- Data Positions: Data Architects, Analysts, DBAs
- Cyber Positions: Cybersecurity Operations, Protection, Forensics
- Network Positions: Network Engineers, Administrators, Communications Specialists
- Software Positions: Developers, Programmers, Configuration Managers
- T Support: Help Desk, Asset Managers
- Systems Support: System Administrators, User Experience Experts, Apps Trainers
- Functional Support: Project & Program Managers, Business Analysts
Search among By Light Professional IT Services LLC jobs
Jobs: 31 - 40 of 90 |

Systems Administrator - Senior
By Light Professional IT Services LLC
Systems Administrator - Senior Job Locations US-VA-McLean | US-Remote ID 2025-10594 # of Openings 1 Category Systems Support Clearance None Company Overview By Light Professional IT Services LLC readies warfighters and federal agencies with...
3d
Job Type | Full Time |

Cybersecurity Analyst - Senior
By Light Professional IT Services LLC
Cybersecurity Analyst - Senior Job Locations US-VA-McLean | US-Remote ID 2025-10596 # of Openings 1 Category Cyber Clearance None Company Overview By Light Professional IT Services LLC readies warfighters and federal agencies with technolog...
3d
Job Type | Full Time |

Cyber Systems Support Specialist - MID
Wahiawa, Hawaii
By Light Professional IT Services LLC
Cyber Systems Support Specialist - MID Job Locations US-HI-Wahiawa ID 2025-10501 # of Openings 1 Category Systems Support Clearance TS/SCI w/ Polygraph Company Overview By Light Professional IT Services LLC readies warfighters and federal a...
4d
Job Type | Full Time |

McLean, Virginia
By Light Professional IT Services LLC
UAS Program Director Job Locations US-Remote w/ Travel ID 2025-10539 # of Openings 1 Category Functional Support Clearance Tier 3 - Secret/ADP II Company Overview By Light Professional IT Services LLC readies warfighters and federal agencie...
5d
Job Type | Full Time |

Fort Meade, Maryland
By Light Professional IT Services LLC
Solutions Architect Job Locations US-MD-Fort Meade ID 2025-10466 # of Openings 1 Category Network Clearance Tier 3 - Secret/ADP II Company Overview By Light Professional IT Services LLC readies warfighters and federal agencies with technolo...
5d
Job Type | Full Time |

Scott Air Force Base, Illinois
By Light Professional IT Services LLC
System Engineer (SACOP) Job Locations US-IL-Scott AFB ID 2025-10468 # of Openings 1 Category Systems Support Clearance Tier 3 - Secret/ADP II Company Overview By Light is supporting the Managed Information Technology Service (MITS) Enterpri...
5d
Job Type | Full Time |

Customer Service Representative, Jmn (Eastern Range)
Patrick Air Force Base, Florida
By Light Professional IT Services LLC
Customer Service Representative, Jmn (Eastern Range) Job Locations US-FL-Patrick AFB ID 2025-10426 # of Openings 1 Category IT Support Clearance Tier 3 - Secret/ADP II Company Overview American Communications Solutions and By Light Professi...
5d
Job Type | Full Time |

Tysons, Virginia
By Light Professional IT Services LLC
UAS Program Director Job Locations US-Remote w/ Travel ID 2025-10539 # of Openings 1 Category Functional Support Clearance Tier 3 - Secret/ADP II Company Overview By Light Professional IT Services LLC readies warfighters and federal agencie...
5d
Job Type | Full Time |

Desktop Support Technician (Eastern Range)
Patrick Air Force Base, Florida
By Light Professional IT Services LLC
Desktop Support Technician (Eastern Range) Job Locations US-FL-Patrick AFB ID 2025-10425 # of Openings 1 Category IT Support Clearance Tier 3 - Secret/ADP II Company Overview American Communications Solutions and By Light Professional IT Se...
5d
Job Type | Full Time |

Principal Software Simulation Engineer
Chantilly, Virginia
By Light Professional IT Services LLC
Principal Software Simulation Engineer Job Locations US-VA-Chantilly ID 2025-10536 # of Openings 1 Category Software Clearance Tier 3 - Secret/ADP II Company Overview Veraxx Engineering Corporation, a By Light Company is an engineering serv...
6d
Job Type | Full Time |