Full-Time

Site Reliability Engineer

Posted on 1/9/2026

Deadline 3/6/27
By Light Professional IT Services

By Light Professional IT Services

501-1,000 employees

IT services, cloud, cybersecurity, systems engineering

No salary listed

No H1B Sponsorship

Orlando, FL, USA

In Person

US Citizenship, US Top Secret Clearance Required

Category
DevOps & Infrastructure (1)
Required Skills
Kubernetes
Git
Red Hat
JIRA
VMWare
Linux/Unix
Requirements
  • Bachelor’s degree in a technical discipline such as computer science or information technology from an accredited college or university. Will consider additional degrees with accompanied technical leadership experience.
  • Ten years of work experience preferred.
  • IAT Level II Certification is required or must be completed within six months of hire.
  • Must be able to understand complex enterprise IT system architectures (hardware and software) with the ability to pinpoint the team’s focus areas and prioritizations to maximize impact.
  • Must be a self-starter in a fast-paced environment and able to work with a multi-faceted technical team of engineers with a diverse set of skills at differing levels of experience.
  • Establish processes and procedures for maintaining infrastructure configuration management across the enterprise to include automated system checks against the configuration managed baseline.
  • Must be able to effectively manage processes associated with the team’s use of Git repositories to ensure proper configuration management.
  • Analyzes real world problems and implements solutions according to corporate and government guidelines, procedures, and industry best practices.
  • Assures system stability, accessibility, and proper configuration of assigned technical systems and components.Be sensitive and flexible to the needs and requirements of the customer.
  • Must be comfortable with Linux system management, as this is the primary operating system, as well as other Red Hat enterprise services.
  • Experience with VMware Cloud Foundations, and the overarching VMware hypervisor and management stack and services
  • Operate, and maintain physical switches, routers, IPS, IDS devices.
  • Operate, and maintain a VMware NSX based SDN.
  • Understand Kubernetes and micro-service based applications.
  • Must be able to author and maintain scripts and automation in a managed Git repository.
  • Proactively identify, locate, mitigate, and resolve system issues.
  • Document and present performance records and results.
  • Document problems/issues via Jira based ticketing system/tracking log.
  • Review and update all information security management system process and procedures (data/software).
Desired Qualifications
  • Experience with Ansible (or similar) infrastructure automation to deploy and configure standard baselines for physical devices and in a virtual environment (VMware and Linux).
  • Utilize scripting for automating tasks, administration, data collection and reporting. This job requires the ability to write, test, debug, deploy, and maintain scripts.
  • Ability to audit and report system and performance logs.
  • Ability to automate, administer and maintain the environment through configuration management, version control, and backups with the use of scripting.
  • Ability to respond professionally, effectively, and efficiently to service requests.
  • Ability to prioritize multiple tasks, projects, and demands.
  • Ability to research and/or implement new technologies.
  • Effective interpersonal and communications skills.
  • Professionally convey system-wide performance information routinely via tools such as PowerPoint, Excel, Visio, etc.
  • Train others to perform similar design and administrative tasks.
  • Interact with vendors/users/customers and developers to understand needs and operational requirements that will impact development and testing activities.
  • Examine any relevant change implementation, then report the changes to developers and testers welcoming feedback for future improvements.
  • Ability to solve technical problems involving a variety of integrated software and hardware platforms.
  • Knowledge of or experience with the DoD Risk Management Framework (RMF) and National Institute of Standards and Technology (NIST) or similar best practices and security guidelines.
  • Ability to assist others with getting certifications, such as providing guidance, mentoring, sandboxes, or cooperation.
By Light Professional IT Services

By Light Professional IT Services

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By Light Professional IT Services provides hardware and software engineering services across IT, cloud, cybersecurity, and modeling and simulation for government and commercial clients. It offers end-to-end systems engineering and network design, implementation, and ongoing management for both classified and unclassified government networks. It differentiates itself by delivering integrated, full-lifecycle solutions tailored to government contracting and by expanding capabilities through strategic acquisitions. Its goal is to deliver complete, secure network solutions while growing its market reach in both public and private sectors.

Company Size

501-1,000

Company Stage

N/A

Total Funding

N/A

Headquarters

McLean, Virginia

Founded

2002

Simplify Jobs

Simplify's Take

What believers are saying

  • Alliant 3 GWAC award enables unlimited IT services scaling through 2036.
  • Jeffrey R. Jones leads cyber division with 30 years DoD experience.
  • USF partnership accelerates trusted AI for national security applications.

What critics are saying

  • Team CATALYST loses NATO NexGen M&S to Airbus or BAE Systems within 12 months.
  • Orqa U.S. fails CMMC audits, halting drone production in 18 months.
  • Sagewind sells By Light to Leidos, causing talent exodus in 24 months.

What makes By Light Professional IT Services unique

  • By Light leads Team CATALYST for NATO's NexGen M&S program with seven NATO partners.
  • Orqa U.S. leverages By Light's Port Orange facility for compliant UAS production by October 2026.
  • Dignitas acquisition adds F-35 and multi-echelon simulation for DoD cyber training.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Wellness Program

401(k) Company Match

Disability Insurance

Life Insurance

Professional Development Budget

Paid Holidays

Paid Vacation

Paid Sick Leave

Bereavement Leave

Generous Leave Policy

Company News

By Light Professional IT Services LLC
Apr 9th, 2026
USF and By Light formalize partnership to advance trusted AI for national security.

USF and By Light formalize partnership to advance trusted AI for national security. by Tina Meketa, USF Communications and Marketing By Light is proud to announce a formal partnership with the University of South Florida (USF) to accelerate the development of trusted, mission-ready AI solutions in support of national defense. With By Light's decades of experience delivering critical technologies across the Department of War (DoW) and USF's research leadership in AI assurance, cybersecurity, and autonomous systems, this collaboration brings together two organizations deeply committed to advancing innovations that strengthen operational readiness. USF's DoW experience and proximity to MacDill AFB, combined with By Light's advanced simulation and AI capabilities, create a powerful foundation for developing safer, more reliable systems for the Warfighters who depend on them. Bylight look forward to the impact this partnership will deliver for the defense community and beyond. Read all about its partnership on the USF website.

By Light Professional IT Services LLC
Mar 24th, 2026
By Light awarded Alliant 3 GWAC.

By Light awarded Alliant 3 GWAC. By Light continues its decades of Federal support with new five-year base period with a five-year option unlimited GWAC award McLean, VA - March 24, 2026 - By Light Professional IT Services LLC (By Light) was awarded a five-year base period with a five-year option prime contract to deliver information technology services-based solutions on the General Services Administration's (GSA) Alliant 3 Unrestricted Governmentwide Acquisition Contract (GWAC). The Alliant 3 contract offers a streamlined, standardized acquisition pathway to a broad range of advanced IT services, including cloud computing, cybersecurity, data management, software development, systems engineering, and emerging technologies. Building on the remarkable success of Alliant 2, Alliant 3 is an unrestricted GWAC with no maximum dollar ceiling, making it the government's strongest vehicle for purchasing critical technology services at scale. "Being selected for Alliant 3 is a testament to By Light's long-standing commitment and trusted ability to deliver innovative, reliable, and secure technology solutions that enable the federal government to achieve mission success," said By Light founder and CEO Bob Donahue. "This contract award strengthens our ability to support our customers with the advanced technologies and engineering expertise on which they depend." By Light Chief Revenue Officer Mike Hatcher added, "We are extremely proud of our enduring partnership with the General Services Administration and look forward to delivering exceptional results to clients over the next decade." About By Light By Light Professional IT Services LLC, headquartered in McLean, VA, is a leading provider of advanced technology solutions delivering cyber and warfighter training platforms for Defense and National Security missions. The company's two divisions, Cyber and Modeling, Simulation & Training, provide advanced cyber mission environments, synthetic training systems, and AI-enabled live training to prepare forces for modern conflict. By Light combines mission expertise with cutting-edge commercial technologies to enable defense organizations to predict, prepare, and prevail with greater speed, realism, and operational advantage. For the latest information on By Light's portfolio of products, solutions, and commercial capabilities, visit www.bylight.com.

PR Newswire
Mar 23rd, 2026
By Light appoints Diane Hockenberry as chief marketing officer

By Light Professional IT Services, a provider of advanced technology solutions for defence and national security missions, has appointed Diane Hockenberry as chief marketing officer. She will oversee enterprise marketing, brand strategy and product commercialisation across the company's cyber and modelling, simulation and training divisions. Hockenberry brings over 25 years of experience in marketing, communications and branding across technology, aerospace and defence organisations. Most recently, she served as senior director of strategic communications and marketing at Trident, a private equity-backed defence technology portfolio. The McLean, Virginia-based company is backed by Sagewind Capital and focuses on delivering cyber mission environments, synthetic training systems and AI-enabled live training platforms for the Department of Defense.

eNewsChannels
Mar 3rd, 2026
By Light Names Seasoned DoD Cyber Leader Jeffrey R. Jones EVP to Lead its Enterprise Cyber Division

By Light names seasoned DoD cyber leader Jeffrey R. Jones EVP to lead its enterprise cyber division. Mar 3, 2026 (MCLEAN, Va.) - NEWS: By Light Professional IT Services LLC (By Light) today announced the appointment of Jeffrey R. Jones as Executive Vice President, Cyber, advancing By Light's mission to deliver an integrated cyber readiness platform across the Department of Defense, federal agencies, and allied partners. In his new role, Jeff will oversee and synchronize By Light's cyber initiatives, driving strategy and execution to strengthen mission-critical operations. With decades of experience in the DoD, in uniform and as a civilian leader, Jones brings unparalleled expertise in cyberspace operations, network defense, intelligence, and secure communications. Jeff is a retired Senior Executive from the DoD with nearly 30 years of leadership in cybersecurity, data, and digital transformation. He served as Deputy to the Commanding General of U.S. Army Cyber Command, Vice Director of the Joint Staff J6, and Executive Director of JFHQ-DODIN, leading global cyber defense and modernization efforts. He holds master's degrees from the U.S. Army War College and James Madison University and is also a retired Army Reserve Military Intelligence Officer. "I've spent my career operating at the intersection of cyber, intelligence, and national security, and By Light is where those capabilities come together at real scale," said Jeff. "The opportunity here is to unify cyber training, operations, and infrastructure into an integrated platform that accelerates readiness and protects mission execution. That's a unique position in this market, and I'm excited to build it with this team." "Jeff's deep operational experience and strategic vision will be pivotal as we expand and elevate our cybersecurity and training capabilities to meet the demands of a rapidly evolving threat environment," said Bob Donahue, CEO of By Light. "Under his leadership, we will scale advanced capabilities, drive transformative innovation, and cement By Light's position as the defense industry's most complete cyber partner." ABOUT BY LIGHT By Light, headquartered in McLean, VA, is a leading supplier of products and services to Defense, National Security and Global Markets in the areas of Modeling & Simulation and Cyber. The Company delivers the Army's Synthetic Training Environment (STE), Reconfigurable Virtual Collective Trainer (RVCT) along with High Fidelity Flight Trainers for the UH-60, CH47, CH-53, CV-22 and many others. For the latest on By Light's portfolio of Products and Solutions, visit https://bylight.com/. This version of news story was published on and is Copr. (C) eNewsChannels(TM)(eNewsChannels.com) - part of the Neotrope(R) News Network, USA - all rights reserved. Information is believed accurate but is not guaranteed. For questions about the above news, contact the company/org/person noted in the text and NOT this website. Published image may be sourced from third party newswire service and not created by eNewsChannels.com.

Yahoo Finance
Mar 3rd, 2026
By Light appoints Jeffrey R. Jones as EVP to lead cyber division

By Light Professional IT Services has appointed Jeffrey R. Jones as Executive Vice President, Cyber, to lead its enterprise cyber division serving the Department of Defense, federal agencies and allied partners. Jones brings nearly 30 years of DoD cybersecurity leadership experience. He previously served as Deputy to the Commanding General of U.S. Army Cyber Command, Vice Director of the Joint Staff J6, and Executive Director of JFHQ-DODIN. He is a retired Senior Executive from the DoD and former Army Reserve Military Intelligence Officer. In his new role, Jones will oversee By Light's cyber initiatives and drive strategy to strengthen mission-critical operations. The McLean, Virginia-based company delivers cyber readiness platforms, including the Army's Synthetic Training Environment and various training systems.

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