AWS Cloud Security Architect System OneAWS Cloud Security ArchitectReston, VA$156,300 / yearProvide security architecture guidance for enterprise applications, AWS cloud environments, hybrid infrastructure, cybersecurity platforms, APIs, containers, data solutions, and AI enabled applications. Support secure AI/GenAI adoption, including LLM integrations, RAG implementations, prompt security, data protection, access controls, monitoring, logging, and human in the loop safeguards.
NewBusiness Applications System Admin System OneBusiness Applications System AdminWashington, DC$58.25–$68 / hourParticipate in change management processes, ensuring smooth transitions when new versions or configurations are implemented. • 3-5 years of experience in administering business applications, specifically iManage, eRooms, Confluence, and Jira, or similar systems in an enterprise environment.
Wireless Network Engineer System OneWireless Network EngineerBethesda, MD$85,000 / hourUtilize your networking expertise and evolving technologies to develop solutions in a fast-paced, collaborative, highly secure, and compliant environment that supports scientific discovery. Help ensure the network infrastructure, internet, and intranet services are available with maximum uptime by quickly and thoroughly responding to incidents, requests, and outages.
REL System Analyst System OneREL System AnalystMerrifield, VAThis role serves as a key liaison between Service Desk, engineering teams, vendors, and business stakeholders, ensuring system stability, effective communication, and successful delivery of enhancements, advisories, and releases. The System Analyst supports Real Estate Lending (REL) technology operations by providing application support, managing incidents, coordinating with business units, and driving system.
Chief Solution Architect - Remote By Light Professional IT ServicesChief Solution Architect - RemoteWashington DC, DCRemoteThe Chief Solution Architect will provide overall technical leadership and architectural governance for the application maintenance and modernization program, serving as the principal technical authority across all project teams. Experience in working closely with technical leads, engineering teams and architecture stakeholders for technical issues and architecture framework capabilities for use by other development teams.
Lead AWS Cloud Platform Engineer - IaC / Automation / SRE System OneLead AWS Cloud Platform Engineer - IaC / Automation / SREReston, VA$109.05 / hourThis role is for a senior engineer who can provision AWS infrastructure with IaC and jump into production troubleshooting , log/metrics review, and root-cause analysis alongside application and architecture teams. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Lead Network Engineer (WAN Design and Implementation) System OneLead Network Engineer (WAN Design and Implementation)Fairfax, VA$100–$120 / hourThis role will manage a team of seven network engineers across multiple time zones, drive technical decisions, and partner closely with customer stakeholders and engineering leadership to ensure successful delivery. Lead the design and implementation of a global Wide Area Network (WAN) and serve as the senior customer-facing technical authority for the program.
Desktop Packaging Engineer System OneDesktop Packaging EngineerReston, VA$99,000 / yearWork closely with infrastructure, endpoint engineering, application, security, and operations teams to ensure software is packaged and deployed consistently across large scale enterprise environments. Create, test, troubleshoot, and maintain software packages used across Windows 10 and Windows 11 desktop environments, focusing on reliability, security, automation, and operational efficiency.
NOC Technician- Tier 3 System OneNOC Technician- Tier 3Washington, DC$110,000–$120,000 / yearREQUIREMENTS Bachelor’s degree in Computer Science, Information Technology, Network Engineering, or related field from an accredited college or university, OR equivalent experience. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Desktop Governance Analyst System OneDesktop Governance AnalystVienna, VA5+ years of IT experience supporting desktop infrastructure technical solutions for access governance, privileged access administration, risk remediation, audit support, compliance reporting, and control validation within end-user computing operations. Support elevated access governance activities, including recurring reviews, entitlement validation, recertifications, exception tracking, evidence collection, audit readiness, and remediation follow-up.
Floodplain and Dam Engineer - Technical Lead System OneFloodplain and Dam Engineer - Technical LeadChantilly, VAThe Floodplain and Dam Engineer - Technical Lead involves work on floodplain modeling, floodplain permitting, floodplain crossing design, dam modeling, and dam permitting. Floodplain work includes both local and FEMA-regulated areas, while dam-related efforts focus on state-regulated dams in Virginia and Maryland.
Technical Lead / Solution Architect System OneTechnical Lead / Solution ArchitectMerrifield, VAThe ideal candidate brings deep expertise in enterprise architecture, cloud-native platforms, DevSecOps, CI/CD, and large-scale system integrations, along with the ability to influence technical strategy and drive complex transformation initiatives across the organization. We are seeking an experienced Technical Lead / Solution Architect to lead the architecture, design, and implementation of a mission-critical enterprise platform focused on release certification, governance, quality engineering, and operational readiness.
NewSr. Sailpoint Developer System OneSr. Sailpoint DeveloperHerndon, VAAt least 4 years of experience with enterprise identity governance & administration (IGA) solutions such as SailPoint IdentityIQ or IdentityNow, Saviynt Security Manager or Enterprise Identity Cloud, IBM Security Verify Governance. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
UX Designer System OneUX DesignerWashington, DC$95,000–$100,000 / yearThe UX Designer will create intuitive, user-centered designs for DOD enterprise applications, focusing on usability, accessibility, and visual appeal. Document all design artifacts (wireframes, style guides, workflows) in contract management tools and obtain approvals through DOD governance processes.
Senior AWS Full Stack Software Engineer System OneSenior AWS Full Stack Software EngineerReston, VA$108,500 / yearExperience working with Large Language Models (LLMs), LLM APIs, and agentic or agent-based workflows. • Experience applying AI to software engineering activities such as code generation, unit testing, test automation, and code reviews.
Technical Systems Analyst System OneTechnical Systems AnalystArlington, VA$75–$80 / hourThe ideal candidate goes beyond requirements documentation and can effectively understand business challenges, develop technical solutions, collaborate with engineering teams, and support delivery through testing, validation, and deployment. This role serves as the key liaison between business stakeholders and technical delivery teams, translating business objectives into actionable technical requirements and ensuring successful delivery of data-driven solutions.
Senior Enterprise Data Privacy Analyst System OneSenior Enterprise Data Privacy AnalystMerrifield, VAThe ideal candidate has hands-on experience standing up or enhancing privacy programs in the second line of defense at highly regulated financial environments and can operate strategically while also delivering practical implementation artifacts. The contractor will support the maturation of the organization’s privacy framework, governance processes, privacy risk management capabilities, regulatory compliance obligations, third?party privacy oversight, Privacy Impact Assessment (PIA)/Privacy Risk Assessment (PRA) programs, and privacy reviews of Artificial Intelligence initiatives.
Mid Level Software Engineer C# System OneMid Level Software Engineer C#Merrifield, VA$95,000–$105,000 / yearSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Join our team and help build innovative software solutions that drive business success while advancing your career in a dynamic and collaborative environment.
Lead .Net Developer (Secret clearance) System OneLead .Net Developer (Secret clearance)Reston, VAExperience as a developer in a software environment that supported more than 10,000 users and a Relational Database Management Systems (RDBMS) with more than 250 tables and 1 million total rows. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
A/V Lead System Integrator System OneA/V Lead System IntegratorWashington, DC$130–$150 / yearAdditional preferred certifications: Crestron Certified Programmer or equivalent manufacturer certification, Microsoft Teams Rooms certification or equivalent, Extron Control Professional certification, CompTIA Security+ or equivalent. Oversee integration of A/V systems with CLIENT's enterprise IT infrastructure, including Microsoft Teams Rooms, network connectivity, and endpoint management.