687 Results for

Senior IT Jobs in Warrenton, VA

Jobs

New!

Manassas, VA5 days ago

$130,000–$160,000 Per Year

This position is ideal for someone who enjoys owning technical designs from concept through execution while working alongside programmers, field engineers, project managers, and commissioning teams on complex, high-visibility projects. This role will support the design and delivery of highly reliable PLC-based control systems for large-scale facilities including data centers, central utility plants, critical HVAC infrastructure, and industrial process environments.

New!

Fairfax, VA5 days ago

$135,000–$200,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. You will also have access to a strong benefits package that supports both your career and personal life, including flexible scheduling, competitive compensation, comprehensive healthcare, retirement planning, and tuition reimbursement.

New!

Ashburn, VA5 days ago

$65–$80 Per Hour

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our culture is people first, and we provide an excellent culture, exciting and ground-breaking projects, outstanding benefits, and a wealth of opportunity for advancement in multiple locations across North America.

New!

Ashburn, VA5 days ago

$65–$80 Per Hour

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our culture is people first, and we provide an excellent culture, exciting and ground-breaking projects, outstanding benefits, and a wealth of opportunity for advancement in multiple locations across North America.

New!

Herndon, VA1 day ago

As a Senior Reliability Product Manager - Tech, you will focus on developing internal tools and mechanisms to improve product reliability, quality, and supplier management processes and implementation of various automated tools and tracking mechanisms. We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.

Manassas, VA12 days ago

Full-time
Employee

Employment Type: Contract-to-HireJob SummaryWe are seeking an experienced Senior OT Network Architect to lead the design, implementation, and modernization of Operational Technology (OT) network infrastructure in a mission-critical industrial environment. Develop network segmentation strategies using ISA/IEC 62443 zones and conduits models.

New!

Herndon, VA1 day ago

Our team of Technical Program Managers, Product Managers – Technical, Mechanical Engineers, and Principal Engineers work closely to innovate, create, manage, and deliver holistic programs, and ensure products are fully production ready at launch. Our scope also includes emergent global scale remediation strategic efforts that impact Data Center capacity or availability and introducing and driving business improvement initiatives increasing visibility and enabling data driven decision making.

New!

Manassas, VA5 days ago

$120,000–$150,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our team specializes in securing critical systems through authorization management, risk mitigation strategies, vulnerability assessment processes, and cybersecurity engineering practices designed to support evolving compliance and operational requirements.

New!

Dale City, VA3 days ago

$32–$40 Per Hour

We are actively seeking experienced Window & Door Install Technicians who take pride in their work and want consistent, year round projects installing premium products the right way. Why Experienced Installers Choose Infinity Premium Products - Install high quality Infinity fiberglass windows and doors, not builder grade replacements .

New!

Manassas, VA3 days ago

$32–$40 Per Hour

New!

Woodbridge, VA3 days ago

$32–$40 Per Hour

New!

Dale City, VA3 days ago

$32–$40 Per Hour

New!

Dale City, VA4 days ago

$80,000–$100,000

We are actively seeking experienced Window & Door Install Technicians who take pride in their work and want consistent, year‑round projects installing premium products the right way. Whether you’re a seasoned installer ready to work with top‑tier materials or a lead technician looking to mentor others, Infinity offers stable work, quality jobs, and a team that respects your trade.

New!

Stafford, VA2 days ago

Self-driven analytical thinker capable of managing priorities in fast-paced environments and delivering technical briefings to senior government organizations (including Officer, Enlisted, and Civilian personnel); highly proficient with the Microsoft Family of Software and Tools (Office, Visio, SharePoint, Project) alongside development/task management capabilities like Jira and Confluence. Familiarity with the Marine Corps Operational Test and Evaluation Activity (MCOTEA), including the MCOTEA Operational Test & Evaluation Manual (6th Edition); experience planning Field User Evaluations and Joint Service Exercise events incorporating Electronic Warfare and Intelligence collection platforms under the Risk Management Framework (RMF).

Fairfax, VA11 days ago

$161,809–$200,000
Full-time
Employee

15 years relevant experience with Bachelors in related field; 13 years relevant experience with Masters in related field; 10 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 19 years relevant experience. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

Fairfax, VA11 days ago

$149,168–$184,124
Full-time
Employee

HII - Mission Technologies is currently seeking Senior-level IaC Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platformdesigned to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Designs and implements automated cloud architectures using Terraform, Ansible, and CloudFormation to support system administration, release management, cybersecurity controls, and continuous integration pipelines across multiple operational enclaves.

Fairfax, VA11 days ago

$172,972–$249,000
Full-time
Employee

Senior Contracts Director for HII Mission Technologies Corp’s (HII MTC’s) All Domain Operations (ADO) Business Group: Directs and manages a large 10+ person team responsible for the administration of contracts and timely, complete and effective preparation of proposals in response to RFPs or other opportunities to bring new business or expand existing business. 10 years relevant progressive experience with Bachelors in related field; 8 years relevant progressive experience with Masters in related field; or High School Diploma or equivalent and 14 years relevant progressive experience.

Fairfax, VA11 days ago

$95,315–$136,165
Full-time
Employee

HII - Mission Technologies is currently seeking a Senior IT Asset Manager to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Applies disciplined asset governance practices to advance operational continuity, configuration accuracy, and mission assurance across complex system landscapes supporting joint service users and Combatant Command stakeholders.

Fairfax, VA11 days ago

$153,605–$184,124
Full-time
Employee

HII - Mission Technologies is currently seeking a SME Information System Security Manager (ISSM) to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • 15 years relevant experience with Bachelors in related field; 13 years relevant experience with Masters in related field; 10 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 19 years relevant experience.

Fairfax, VA11 days ago

$128,887–$184,124
Full-time
Employee

HII - Mission Technologies is currently seeking a Senior Information System Security Officer (ISSO) to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • 10 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience.

Ashburn, VA30+ days ago

Skills should include hardware and software diagnostics, mobile device deployment, recovery and troubleshooting Perform IMAC procedures and lifecycle refresh activities. They will provide Tier 2 and Tier 3 deskside end user support including imaging, deployment, asset management, and Windows 11 with strong user interaction skills.

Chantilly, VA30+ days ago

Full-time

Senior IT Project Managers require expertise in one or more of the following areas: Project Leadership - Serve as an expert project manager and consultant, managing and directing multiple highly complex and innovative IT and cybersecurity projects and initiatives. Defense Acquisition Workforce Improvement Act (DAWIA) coded positions: If selected for a DAWIA coded position, the incumbent must meet appropriate certification requirements IAW the Defense Acquisition Workforce Improvement Act (DAWIA) no later than 36 – 60 months after accepting this position.

Chantilly, VA30+ days ago

This position requires extensive experience operating in DoD research and development environments, including support to Special Compartmented Information (SCI) and Special Access Program (SAP) IT systems, and a demonstrated ability to navigate the unique governance, security, and coordination challenges present at the Department's most senior levels. Tau Six, an agile small company delivering cutting edge cybersecurity and systems integration services to the US National Security market, has an immediate need for a Senior IT Management Consultant to provide support to a Chief Information Officer within a Department of Defense customer.

Reston, VA30+ days ago

Full-time

Experience developing and maintaining technical documentation, including system architecture diagrams, disaster recovery (DR) plans, and incident reports. This role requires a seasoned technical professional with deep expertise in Microsoft-based infrastructure, virtualization, and secure network administration.

Vienna, VA16 days ago

Collaborate with a more senior PIM as necessary to coordinate the automation scope, services, budget, and schedule; coordinate automation kickoff activities and provide overall cross-discipline automation coordination; identify and coordinate the automation project turnover and close-out activities; be responsible for project alignment and compliance of the assigned contract scop, company policies, procedures, and project priorities for the Information Technology function. Various levels of environmental conditions include but are not limited to: project worksites and vendor/client facilities which may have temporary office space, moving mechanical parts and vibration; high, precarious places; fumes or airborne particles and extreme temperatures and high noise levels.

Reston, Virginia30+ days ago

$176,000–$282,000 Per Year

The Senior Director will serve as a strategic leader and trusted advisor responsible for driving large-scale enterprise IT modernization initiatives across the Department of Defense (DoD), with a particular focus on the 4th Estate, OSD, and Defense Information Systems Agency (DISA)-aligned missions. They will advise senior Defense leaders—including SES and Flag-level stakeholders—on modernization strategies spanning cloud adoption, cybersecurity, data integration, network transformation, and digital engineering.

Sterling, Virginia12 days ago

Position Overview:The Senior Network Engineer will be part of Network team responsible to design, deploy and maintain scalable, highly available network infrastructure spanning across multiple co-location facilities that support nearly 10,000 users and growing. Deep understanding of networking technologies and protocols such as, L2/L3 Routing/Switching, IPSEC, BGP, MPLS, VRF, QoS, Spanning-Tree, OSPF, 802.11, ACL, DHCP, TCP/IP, DNS.

Fairfax, VA30 days ago

Full-time

Based in Fairfax, VA, this role is ideal for a proven leader who excels in managing compliant, compelling, and content-rich proposals while driving team execution in fast-paced, deadline-driven environments. Nationwide IT Services is seeking a strategic, detail-driven Senior Proposal Manager to lead high-impact federal proposals from capture through submission.

Vienna, Virginia27 days ago

$130,000–$150,000 Per Year

Lead and transform enterprise IT support operations across a large, multi-location retail healthcare environment, overseeing service desk, NOC/SOC, and clinical technology support teams. Handle 300 daily tickets (incidents, service requests, problem & asset management).

Reston, Virginia10 days ago

New!

Vienna, VA4 days ago

Full-time

This is a hands-on engineering role that will focus on designing, building, testing, and optimizing marketing automation journeys using CRM tool, integrating it with a modern digital ecosystem including CDP, Twilio, data analytics, patient scheduling, and content platforms. Reporting to the Director, Digital Engineering, you will play a key role in expanding our personalization strategy, increasing engagement, and driving conversion uplift across email, SMS, push, and in-app messaging—while supporting ongoing platform migration, architecture improvements, and marketing innovation.

Ashburn, VA30+ days ago

Full-time

You will serve as a primary liaison between client stakeholders and internal teams, translating complex regulatory and risk requirements into actionable frameworks and project plans while ensuring delivery quality, schedule adherence, and measurable client value. Infinitive has been named Best Small Firms to Work For by Consulting Magazine 8 times, most recently in 2025, and has also been recognized as a Washington Post Top Workplace, Washington Business Journal Best Places to Work, and Virginia Business Best Places to Work.

New!

Ashburn, VA5 days ago

A leading power systems firm in Ashburn, VA is seeking a skilled Field Service Technician II to manage and repair HVAC and refrigeration systems. This role involves on-site technical service, troubleshooting, and ensuring peak performance of critical cooling solutions for clients.

Washington, VA16 days ago

Ethic Tech is seeking a Senior Help Desk Support Specialist to provide support to the Administration and Resource Management Division (ARI) within Headquarters Marine Corps (HQMC). Develop a FAQs and Knowledge Base (KB) documenting basic issues, providing guidelines for routine troubleshooting, and assisting in the education of end users.

Quantico, Virginia18 days ago

Responsibilities of the contract as a whole include providing comprehensive Information Systems Security Officer (ISSO) and Information Systems Security Engineer (ISSE) support to address evolving cybersecurity needs by providing Information Security as a Service (ISaaS). ISSOs coordinate with technical teams, leadership, and auditors to protect sensitive data, maintain operational security, and support continuous monitoring activities across enterprise environments.

Ashburn, VA30+ days ago

The Contractor shall identify the ISSO positions, as key personnel, to be the Designated Person(s) assigned to one or more existing FISMA Systems of Record as well as new IT Systems that are slated as new work products to develop an Authority to Operate (ATO) and follow-on Continuous Monitored system. If you are an individual with a disability, or have known limitations related to pregnancy, childbirth, or related medical conditions, and would like to request a reasonable accommodation for any part of the employment process, please contact us at job-assist@akima.com or 571-353-7053 (information about job applications status is not available at this contact information).

Quantico, Virginia18 days ago

The ISSE integrates cybersecurity controls into system architectures, supports RMF and NIST compliance, performs vulnerability assessments, and develops security engineering solutions to protect sensitive data and infrastructure. Responsibilities of the contract as a whole include providing comprehensive Information Systems Security Officer (ISSO) and Information Systems Security Engineer (ISSE) support to address evolving cybersecurity needs by providing Information Security as a Service (ISaaS).

Vienna, VA19 days ago

Deploy and configure ArcGIS in a wide variety of environments across operating systems, cloud providers, security architectures, customer types, and organizations, to meet the customer's service level agreement. 5+ years of professional experience in a similar position supporting similar responsibilities Experience designing, implementing, and/or administering enterprise ArcGIS or other comparable IT systems (desktop, server, and online).

Quantico, VA30+ days ago

Must have one of the following certifications: (VCP) VMware certification or Microsoft Certified Windows Server Hybrid Administrator, (AZ-800 and AZ-801) certifications, or previously held Microsoft Certified Solutions Expert (MCSE Retired) certification. Engaged in the operation and support of computer systems and peripherals for a large-scale government operation providing information technology common services to multiple agency tenant organizations .

Reston, VA20 days ago

In an ever-changing economy, Cyberstar helps companies better read and understand their market data through the synchronization of process innovation, human dynamics, analysis, and the integration of data technology capabilities, to ensure functional optimization in their business. The Senior Information Systems Security Engineer (ISSE) provides expert cybersecurity engineering support for Authorization and Authorization (A&A), network domain certification, Cross Domain Solutions (CDS), and ongoing risk management.

Culpeper, VA24 days ago

Remote

Reporting to the Director of Information Technology, this role leads complex business analysis efforts, translates business needs into clear and actionable requirements, and guides solutions from concept through delivery across ASWB's mission-critical systems. The Senior Business Analyst at ASWB serves as a strategic partner between business stakeholders, information technology, and external vendors, ensuring that technology solutions effectively support ASWB's mission and regulatory responsibilities.

Herndon, Virginia30+ days ago

$104,000–$166,000 Per Year

Deep working knowledge of RMF/ATO processes, NIST SP 800‑53 controls, DISA STIGs/SRGs, vulnerability management, and eMASS evidence workflows. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.

Chantilly, VA30+ days ago

To successfully perform the essential functions of the job, the employee needs to be able to sit at a workstation for extended periods; use hand(s) to handle or feel objects, tools, or controls; reach with hands and arms; talk and hear; see to read printed materials and computer screens; mobility to work in a typical office setting. RSekure is seeking a highly skilled Senior Systems Administrator to manage and maintain Linux and Windows environments in a mixed-OS infrastructure supporting a high-performance, commercial web-based platform.

Chantilly, Virginia20 days ago

$112,000–$179,000 Per Year

Bachelor’s degree or higher in Computer Science, Information Technology, Engineering, Engineering Management, Management Information Systems, or a related STEM field; or equivalent experience (4 additional years with no degree, or 2 additional years with a non-STEM degree). Qualifications: Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan.

Chantilly, Virginia13 days ago

$104,000–$166,000 Per Year

Qualifications: Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. Responsibilities: We are seeking a highly experienced Senior Systems Integrator to lead and safeguard the integrity of the NSG/ASG systems-of-systems enterprise in support of the U.S. Government.

Chantilly, Virginia20 days ago

$146,000–$234,000 Per Year

Bachelor’s degree or higher in Computer Science, Information Technology, Engineering, Engineering Management, Management Information Systems, or a related STEM field; or equivalent experience (4 additional years with no degree, or 2 additional years with a non-STEM degree). Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan.

New!

Chantilly, Virginia4 days ago

Herndon, Virginia30+ days ago

$112,000–$179,000 Per Year

Define system architectures, CONOPS, interface control documents (ICDs), configuration baselines, data exchange models, and cybersecurity/migration strategies for scaled implementations. Required experience and skills: Systems engineering, integration, or technical program experience with at least 3 years in senior systems engineering roles supporting enterprise or DoD programs.

Herndon, Virginia25 days ago

$104,000–$166,000 Per Year

You will help execute the transition from older legacy copper (TDM) systems to modern fiber and IP networks across the National Airspace System (NAS), working closely with the key stakeholders including Systems Integration Engineer SME for guidance, technical direction, and collaboration. Lead Modernization Initiatives: Deep knowledge and understanding of legacy copper and TDM transport systems is required to apply advanced engineering expertise and direct their transition to fiber based and IP enabled architectures across multi state environments.

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Senior IT Jobs in Warrenton, VA

Senior PLC Design Engineer Jobot

Senior Electrical Engineer (Mission Critical) Jobot

Senior Traveling Superintendent Jobot

Senior Electrical Superintendent Jobot

Sr. Reliability Product Manager-Tech, Infrastructure Reliability & Quality Amazon Data Services, Inc.

Senior OT Network Architect Census InfoTech Inc

Sr. Mech Product Manager-Tech, DCE - Mechanical Products & Services (MPS) Amazon Data Services, Inc.

Systems Security Engineer - RMF Jobot

Senior Installer - Residential Windows & Doors Marvin

Window and Door Senior Installer - Hiring Immediately Marvin

Senior Window and Door Installer - $35-$40+/hour DOE Marvin

Window and Door Senior Installer Marvin

Window and Door Senior Installer – Hiring Immediately Marvin

Software and Systems Engineer MANTECH

Senior Proposal Solution Architect (Engineer Systems Architect 5) - 28076 Company Confidential

Senior IaC Engineer (Computer Sys Security Anlyst 5) Company Confidential

Senior Director of Contracts (Dir Contract Admin 2) - 28417 Company Confidential

IT Asset Manager (Logistics Planner 4) Company Confidential

Information Systems Security Manager ISSM (Engineer Info Assurance 5) Company Confidential

Information System Security Officer (Engineer Info Assurance 4) Company Confidential

IT Support Specialist - Senior C3EL

Senior IT Project Manager National Reconnaissance Office (NRO)

Senior IT Management Consultant Tau Six

Senior IT Lead Distributed Solutions, Inc.

IT Support Specialist (Senior) Amatriot Group, LLC

Senior Director - Defense Enterprise IT Modernization Peraton

IT Senior Network Engineer Centurion Health

Proposal Manager – Federal IT, Senior Nationwide IT Services

Sr. Manager, IT Support Services Mondo

Business Process and IT Solutions Senior Consultant Wipfli Advisory LLC

Sr. IT CRM Developer MyEyeDr.

Senior Consultant - IT Governance, Risk & Compliance (GRC) Infinitive Inc

Senior HVAC Field Service Technician - IT Cooling Mitsubishi Electric Power Products

Senior Help Desk Support Specialist Ethic Tech, LLC

Information System Security Officer (ISSO) - Sr W/Top Secret Clearance TekSynap

Senior Information Systems Security Officer (ISSO) Akima

Information System Security Officer (ISSO) - Sr (Cloud) W/Top Secret Clearance TekSynap

Information System Security Engineer (ISSE) - SR W/Top Secret Clearance TekSynap

Senior Systems Engineer Chenega Corporation

Senior Systems Administrator OSC Edge

Information Systems Security Engineer Sr. Chenega Corporation

Senior Business Analyst Association of Social Work Boards

Information System Security Officer (ISSO), Senior Peraton

Senior Systems Administrator RSEKURE

Senior Systems Integrator - Sensor Integration Peraton

Senior Systems Integrator Peraton

Systems Engineering, Senior Advisor Peraton

Senior Cyber Security Engineer Abile Group, Inc.

Systems Engineer, Senior Peraton

Systems Integration Engineer (Telecom) - Senior Peraton

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