By Light Professional IT Services · 17 hours ago
Senior Software Engineer / System Administrator
United States
Full-time
Remote
Mid, Senior Level
4+ years expBy Light Professional IT Services LLC is a company that supports defense, civilian, and commercial IT customers worldwide. They are seeking a Senior Software Engineer/System Administrator who will be responsible for the reliable operation, maintenance, and security of computer application systems and network infrastructure, while also leveraging software development and scripting skills to automate processes and support application development.
GovernmentInformation ServicesInformation Technology
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Install, Deploy, configure, maintain, and troubleshoot web based applications deployed to Linux/Windows servers involving Apache Tomcat, network equipment (routers, switches, firewalls), and virtualization platforms
Develop and implement scripts (e.g., PowerShell, Bash) to automate repetitive tasks, manage configurations, and improve operational efficiency
Collaborate with development teams to support application deployment, maintain CI/CD pipelines, and manage containerized applications using tools like Docker and Kubernetes
Implement and manage security protocols, including access controls, data encryption, backups, and firewalls; perform regular security audits and patch management to safeguard data and systems
Proactively monitor system performance, analyze logs, identify potential issues, and perform root cause analysis to quickly resolve hardware, software, or network problems
Maintain comprehensive documentation of system configurations, processes, and procedures
Research, recommend, and implement new technologies and system enhancements to meet evolving business needs and support strategic IT planning
Qualification
Required
Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent relevant work experience
4-10+ years of experience in system administration, network administration, or a related IT role
Proficiency in multiple operating systems (Linux and Windows)
Version control: Familiarity with systems like Git is essential for managing code changes and collaborating with others
Strong knowledge of networking protocols and services (TCP/IP, DNS, DHCP, VPNs)
Experience with scripting and programming languages (Ansible, PowerShell, Bash, SQL)
Programming languages: Proficiency in languages like JavaScript, Java, Groovy, and SQL is fundamental
Data structures and algorithms: Understanding how to organize and manipulate data efficiently is crucial for creating performant software
Knowledge of automation and configuration management tools (Ansible, Puppet, Chef)
Problem-solving: The capacity to break down complex issues and devise effective solutions is a defining skill
Communication: Developers must be able to clearly explain technical concepts to both technical and non-technical team members
Collaboration: The ability to work effectively with other developers, designers, and project managers is critical for team success
Adaptability: The technology landscape changes constantly, so developers must be willing and able to learn new tools and technologies
Attention to detail: A single typo can cause significant problems, making attention to detail crucial when writing and reviewing code
Time management: Juggling multiple tasks, meetings, and deadlines requires strong time management skills
Exceptional problem-solving and analytical skills
Microsoft Certified Solutions Associate (MCSA) or equivalent
CompTIA Network+ or Security+
AWS Certified Solutions Architect or Microsoft Certified: Azure Administrator Associate
Red Hat Certified System Administrator (RHCSA)
Ability to obtain and maintain a Public Trust
Preferred
Familiarity with cloud platforms (AWS, Azure, GCP) and virtualization technologies is desirable
Company
By Light Professional IT Services
BY LIGHT Professional IT Services is a provider of IT, cloud, cyber and infrastructure solutions to the US Federal Government.
1001-5000 employees
Funding
Current Stage
Late StageTotal Funding
unknown2017-05-31Acquired
Leadership Team
Bob Donahue
CEO By Light
Mike Bowser
Chief Operating Officer
Recent News
2026-01-07
2025-12-01
2025-10-09
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