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Operating System Developer Jobs in Washington, DC

iNovex Information Systems

System Administrator 3

Annapolis, MD · On-site

$208K - $238K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

This opportunity supports a team of Application Engineers, Database Engineers, Information Systems ... Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating ...

Peraton

Cloud Engineer (RHEL)

Chantilly, VA · On-site

$57.50 - $77/hr

... System Developer with a proficiency of advanced. • High proficiency with Linux and Windows-based operating systems to include a deep, core understanding of the operating systems' concepts and ...

Peraton

Cloud Engineer (RHEL)

Chantilly, VA

$57 - $76.25/hr

  • PTO

Meet DoD 8140 foundational requirements for a System Developer with a proficiency of advanced. * High proficiency with Linux and Windows-based operating systems to include a deep, core understanding ...

Peraton

Cloud Engineer (RHEL)

Chantilly, VA · On-site

$135K - $216K/yr

  • PTO

Meet DoD 8140 foundational requirements for a System Developer with a proficiency of advanced. * High proficiency with Linux and Windows-based operating systems to include a deep, core understanding ...

Peraton

Cloud Engineer (RHEL)

Chantilly, VA · On-site

$57 - $76.25/hr

  • PTO

Meet DoD 8140 foundational requirements for a System Developer with a proficiency of advanced. * High proficiency with Linux and Windows-based operating systems to include a deep, core understanding ...

Peraton

Cloud Infrastructure Engineer - RedHat

Chantilly, VA · On-site

$110K - $144K/yr

  • PTO

Candidate must meet DoD 8140 foundational requirements for a System Developer work role with a proficiency of intermediate or above * High proficiency with Linux and Windows-based operating systems ...

Flash Technology Group

System Engineer 3

Fort George G Meade, MD · On-site

$184K - $202K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

SYSTEM Engineer 3! Active TS/SCI with Polygraph required Must be a US Citizen. Description: • The ... Operating in a highly classified, multi-domain infrastructure, the successful candidate will drive ...

FLASH Technology Group

System Engineer 3

Fort George G Meade, MD · On-site

$184K - $202K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

SYSTEM Engineer 3! Active TS/SCI with Polygraph required Must be a US Citizen. Description: * The ... Operating in a highly classified, multi-domain infrastructure, the successful candidate will drive ...

Peraton

Cloud Infrastructure Engineer - RedHat

Chantilly, VA

$110K - $144K/yr

  • PTO

Candidate must meet DoD 8140 foundational requirements for a System Developer work role with a proficiency of intermediate or above * High proficiency with Linux and Windows-based operating systems ...

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All JobsOperating System Developer JobsOperating System Developer Jobs in Washington, DC

Operating System Developer information

See Washington, DC salary details

$13

$55

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How much do operating system developer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for operating system developer in Washington, DC is $55.34, according to ZipRecruiter salary data. Most workers in this role earn between $46.83 and $64.81 per hour, depending on experience, location, and employer.

What is an operating system developer?

An Operating System Developer is responsible for designing, developing, and maintaining operating system components, including kernels, drivers, and system utilities. They work on optimizing system performance, ensuring security, and improving compatibility with hardware and software. These developers typically work with low-level programming languages like C and Assembly and have expertise in systems architecture. Their role is crucial in developing reliable and efficient computing platforms for various devices, from desktops to embedded systems.

What does an operating system developer do?

Operating System Developers typically spend their days designing, implementing, and debugging core system components such as kernels, device drivers, and memory management modules. They often work closely with other software engineers, hardware teams, and QA testers to ensure compatibility and optimal performance. Reviewing code, conducting performance tests, and investigating reported issues are common daily tasks. Collaboration and clear communication are essential, as most projects require teamwork and regular updates across departments.

What skills and qualifications are needed to be an operating system developer?

To thrive as an Operating System Developer, you need in-depth knowledge of computer architecture, strong C/C++ programming skills, and experience with low-level system design, often supported by a degree in computer science or a related field. Familiarity with version control tools (like Git), debugging utilities, and relevant certifications such as Linux Foundation Certified Engineer are valuable. Analytical thinking, troubleshooting ability, and effective communication are important soft skills for collaborating across development teams. These competencies ensure robust, maintainable system software and efficient teamwork in complex, performance-critical environments.

What are popular job titles related to Operating System Developer jobs in Washington, DC?

For Operating System Developer jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Operating System Developer jobs in Washington, DC look for?

The top searched job categories for Operating System Developer jobs in Washington, DC are:

Operating System Developer jobs near you
Infographic showing various Operating System Developer job openings in Washington, DC as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 12% Part Time, and 4% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $115,105 per year, or $55.3 per hour.

System Administrator, Journeyman / Senior

SITEC Consulting

Annapolis Junction, MD • On-site

$100K - $125K/yr

Full-time

Posted 17 days ago

Job description

Windows / Linux / VMware Systems Administrator
About SITEC
SITEC is an employee and customer focused Information Technology and Professional Services Firm specializing in design, development, and delivery of state-of-the-art technology solutions, as well as cybersecurity, software and systems engineering services. SITEC provides support services as required for continuous operation of the Software Support Activity Software Production Facilities including complete lifecycle services for our customers platforms.
Mid-Level to Senior-Level
SITEC Consulting is seeking an experienced Windows / Linux / VMware Systems Administrator to support a government software hosting environment. This position provides systems engineering, administration, virtualization, cybersecurity, and infrastructure support for mission-critical information systems.
The ideal candidate will have hands-on experience administering Windows or Linux environments, maintaining VMware infrastructure, supporting Risk Management Framework compliance activities, and securing systems in accordance with Department of Defense requirements.
Responsibilities
  • Design, implement, and maintain engineering solutions for complex and unique technical requirements within a government software hosting facility.
  • Deploy, configure, administer, and maintain physical and virtual infrastructure, including servers, virtual machines, containers, workstations, and supporting IT equipment.
  • Perform routine system maintenance, upgrades, patching, configuration changes, and performance optimization across Windows and Linux environments.
  • Administer and troubleshoot VMware virtualization infrastructure and virtual networking environments.
  • Diagnose and resolve hardware, operating system, software, networking, and application-related issues.
  • Manage Active Directory user accounts, groups, permissions, authentication, and access controls.
  • Deploy, configure, maintain, and troubleshoot enterprise software applications.
  • Develop, maintain, and test system backup, restoration, continuity, and disaster recovery procedures.
  • Secure information systems and applications in accordance with current Department of Defense cybersecurity guidance.
  • Support Risk Management Framework compliance activities, including vulnerability scanning, Security Technical Implementation Guide implementation, remediation, evidence collection, and continuous monitoring.
  • Maintain system configuration baselines and security posture through routine security reviews, event monitoring, reporting, and corrective actions.
  • Provide networking support for on-premises infrastructure, including physical and virtual network components.
  • Create and maintain technical documentation, including system configurations, architecture information, standard operating procedures, knowledge-base articles, incident response actions, and troubleshooting guides.
  • Provide responsive technical support and guidance to customers, system owners, developers, and other technical stakeholders.
  • Participate in Agile project planning, sprint activities, technical discussions, and infrastructure modernization initiatives.
  • Mentor junior administrators and provide technical leadership, as appropriate for the candidate's experience level.
Required Qualifications
  • Active Secret security clearance with the ability to obtain a Top Secret clearance. An interim Top Secret clearance may be required to begin work.
  • Must be a U.S. Citizen.
  • Mid-level candidates should possess approximately 5 or more years of relevant systems administration or infrastructure experience.
  • Senior-level candidates should possess approximately 8 or more years of relevant systems administration or infrastructure experience.
  • Demonstrated experience administering Windows Server or Linux operating systems in an enterprise environment.
  • Experience supporting VMware virtualization technologies and virtual infrastructure.
  • Hands-on Risk Management Framework compliance experience, including vulnerability scanning, STIG implementation, security remediation, and continuous monitoring.
  • Experience installing, configuring, maintaining, and troubleshooting physical and virtual servers.
  • Working knowledge of networking concepts, protocols, system backups, access controls, and information system security.
  • Current CompTIA Security+ certification or another DoD 8140/8570-compliant certification appropriate for the position.
  • Current Windows, Linux, VMware, or other relevant operating system certification.
Desired Qualifications
  • Experience with VMware vSphere, ESXi, vCenter, or related virtualization technologies.
  • Experience with Red Hat Enterprise Linux, Ubuntu, Windows Server, or mixed operating system environments.
  • Experience with virtual networking, VLANs, DNS, DHCP, routing, switching, and firewall concepts.
  • Experience administering Active Directory, Group Policy, user permissions, and identity management services.
  • Experience deploying and managing containers using Docker, Kubernetes, Podman, or similar technologies.
  • Experience with enterprise backup, restoration, replication, and disaster recovery solutions.
  • Familiarity with ACAS, Nessus, SCAP, STIG Viewer, eMASS, or similar cybersecurity and compliance tools.
  • Experience supporting classified or controlled government information systems.
  • Familiarity with scripting or automation technologies such as PowerShell, Bash, Ansible, or Python.
  • Experience working in Agile or DevSecOps environments.
  • Strong technical documentation, troubleshooting, customer service, and communication skills.

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