system Jobs in district of columbia

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Associate, System Engineer

The MITRE Corporation

•

McLean, Virginia, USA

Full-time

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting im
Posted 1 hour ago

Windows System Administrator (Onsite - TS/SCI Clearance Required)

RTX Corporation

•

Arlington, Virginia, USA

Full-time

Date Posted: 2025-07-03 Country: United States of America Location: VA111: 1300 N 17th Street, Arlington 1300 North 17th Street Suite 400, Arlington, VA, 22209 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: TS/SCI with Polygraph RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for com
Posted 1 hour ago

Senior Information System Security Engineer

Electronic Consulting Services, Inc (ECS Federal)

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Washington, District of Columbia, USA

Full-time

Job Description ECS is seeking a Senior Information System Security Engineer to work in our Washington, DC office. An Information Systems Security Engineer (ISSE) is responsible for designing, implementing, and maintaining security measures to protect an organization's information systems and data assets from cybersecurity threats and vulnerabilities. Work closely with IT teams, management, and other stakeholders to ensure the confidentiality, integrity, and availability of sensitive informati
Posted 2 days ago | Updated 10 hours ago

System Administrator

Kforce Technology Staffing

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Washington, District of Columbia, USA

Contract

RESPONSIBILITIES: Kforce has a client in Washington, DC that is seeking a System Administrator. Responsibilities: * Maintain Windows servers, VMs, and storage * Apply patches and updates during authorized windows * Respond to off-peak problems * Support account and system monitoring * Participate and manage change control processes REQUIREMENTS: * 3+ years of experience in classified environments * Applicants selected will be subject to a government security investigation and must meet eligibi
Posted 5 days ago | Updated 7 hours ago

Senior System Administrator

General Dynamics

•

Falls Church, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Linux, Microsoft Power Business Intelligence (BI), Security Technical Implementation Guides (STIGs), System Administration, System Center Operations Manager (SCOM) Certifications: None Experience: 6 + years of related experience ship Required: Yes Job Description: We are
Posted 5 days ago | Updated 1 hour ago

Information System Security Engineer (TS/SCI)

ALTA IT Services

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Washington, District of Columbia, USA

Full-time

Information System Security Engineer Active Top Secret / SCI 100% ONSITE in Washington DC Direct Permanent Hire CERTIFICATION REQUIREMENT- CASP+ CE, CISSP (or Associate), CSSLP, CISSP-ISSAP, CISSP-ISSEP, or CCSP Required We are a leader in the government contracting marketplace, providing Enterprise Security and Cloud Computing solutions to support large organizations. Our capabilities include supplying federal government entities and private businesses with software development, scientific and
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Posted 4 days ago | Updated 10 hours ago

Technical Systems Integration Lead, FAA New ATC System

Parsons Services Company

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Washington, District of Columbia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Our Federal Engineered Systems Global Business Unit is a world-class leader in deliv
Posted 5 days ago | Updated 1 hour ago

Technical Security System Technician

General Dynamics

•

Alexandria, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Telecommunications Job Qualifications: Skills: Low Voltage, Security System, Technical Security, Telecommunication Systems, Troubleshooting Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Telecommunications Analyst Advisor Transform technology into opportunity as a
Posted 7 days ago | Updated 1 hour ago

System Engineering and Integration Director, FAA New ATC System

Parsons Services Company

•

Washington, District of Columbia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Our Federal Engineered Systems Global Business Unit is a world-class leader in deliv
Posted 11 days ago | Updated 1 hour ago

Senior System Engineer and Tester

Zolon Tech Solutions Inc

•

Merrifield, Virginia, USA

Third Party, Contract

Job Description: Senior System Engineer and Tester - Onsite in Merrifield VA Senior System Engineer and Tester to join our Engineering, Delivery & Mobile Technology team to support one of our customers. The selected candidate will conduct technology evaluations assessing the feasibility of proposed concepts, develop requirements documents and statements-of-work to support the internal customers business needs, design and implement efficient technical solutions, evaluate, test, and certify all s
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Posted 9 days ago

Senior Information System Security Officer - Top Secret with SCI REQUIRED - On Site Only

Akima, LLC

•

Alexandria, Virginia, USA

Full-time

ADM is looking for a Principal Information Assurance Subject Matter Expert - RMF Admin to work in Alexandria, VA. To join our team of outstanding professionals, apply today! Responsibilities Collaborate with security architects and engineers to design, implement, and maintain secure system architectures.Conduct risk assessments and provide guidance on security control selection and implementation based on NIST guidelines.Work with stakeholders to integrate security engineering best practices i
Posted 12 days ago | Updated 1 hour ago

System Safety Engineer

BOOZ, ALLEN & HAMILTON, INC.

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Arlington, Virginia, USA

Full-time

System Safety Engineer The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact in system safety? Our team supports senior-level DoD and Service personnel with system safety implementation and oversight for DoD system programs. You'll leverage your spe cia lized knowledge and expertise in system safety, including applying scientific and engineering principles, criteria, and techniques to identify and assess system safety ha
Posted 14 days ago | Updated 5 hours ago

Senior System Administrator

Booz Allen Hamilton

•

Washington, District of Columbia, USA

Full-time

Job Number: R0221564 System Administrator, Senior The Opportunity: Your combination of people skills and te chn ical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the te chn ology supporting the Department of Defense ( DoD ) ? We're looking for a systems administrator who spe cia lizes in working within classified environments supporting agencies with a solid background in windows operating systems to help us build and deploy
Posted 16 days ago | Updated 2 hours ago

System Administrator & Technical Lead - TS/SCI Clearance

Dexian DISYS

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Washington, District of Columbia, USA

Full-time

Dexian has been engaged to identify a Senior System Administrator and Technical Lead with active TS/SCI clearance, to directly support the most sensitive programs of a defense technology organization. This is a Full-Time staff position working onsite in Washington, D.C. The Senior Systems Administrator will be a part of the team building and maintaining the critical classified infrastructure. You will have the opportunity to work with and learn from some of the world's best engineers and cybers
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Posted 15 days ago | Updated 2 hours ago

FLEX Full - Stack Developer, Marriott Associate Design System - MADS

Marriott International

•

Bethesda, Maryland, USA

Full-time

Job Description This is a temporary position. Marriott International is seeking a highly engaged and motivated Senior Software Engineer to join a high-performing and fast-paced application development team. The Engineer will be responsible for designing, developing, and implementing enterprise-level applications using ReactJS, NextJS, NodeJS, GraphQL, and TypeScript. The ideal candidate should have a solid understanding of full-stack solutions with a focus on front end development, experience i
Posted 15 days ago | Updated 1 hour ago

National Security System (NSS) Engineer

Evolver Federal

•

Springfield, Virginia, USA

Full-time

Evolver Federal is seeking a National Security System (NSS) Engineer to support its Federal client in Springfield, VA in analyzing and mitigating risk for a portfolio of National Security Systems. The NSS Engineer will review and analyze system design and security architecture documentation as well as security documentation, including System Security Plans (SSPs) to identify areas of noncompliance with security requirements and security risk, also identifying discrepancies among documentation as
Posted 10 days ago | Updated 10 hours ago

Mid Linux System Administrator

Booz Allen Hamilton

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Washington, District of Columbia, USA

Full-time

Job Number: R0221402 Linux System Administrator, Mid Key Role: Provide hands-on experience managing Linux-based IT components. Provide network and systems administration support for all cybersecurity systems in the Enterprise. Provide systems administration and engineering support for non-Windows operating systems such as Linux-based systems, including Redhat Enterprise Linux (RHEL). Support the networking administration focused on enterprise infrastructure systems such as Cisco and Cisco ISE,
Posted 18 days ago | Updated 2 hours ago

Information System Security Officer (ISSO)

Evolver Federal

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Springfield, Virginia, USA

Full-time

Evolver Federal is seeking an Information System Security Officer (ISSO) to support its Federal client in Springfield, VA in managing all aspects of security for assigned National Security Systems (NSS) to ensure the data stored, processed, and transmitted by the assigned system(s) is protected in accordance with the appropriate Agency policies and NIST 800-53 security controls. The successful candidate will have previous experience as an ISSO and Security Control Assessor having documented the
Posted 11 days ago | Updated 10 hours ago

System Engineer - Department of Defense

Esri

•

Vienna, Virginia, USA

Full-time

Overview In this position, you will implement advanced ArcGIS deployments, analyze and solve technical problems, and optimize performance and organization. You will consult with end users on advanced enterprise deployment, architecture, and integration topics. This team supports the Department of Defense and Intelligence Community clients. You will be part of a talented cross-functional team of dynamic and passionate engineers to deliver capabilities that enable our customers to make a differe
Posted 9 days ago | Updated 1 hour ago

W2 Role || Sr C++ System Developer/Programmer

V.L.S. Systems, Inc

•

McLean, Virginia, USA

Contract

Role: Sr C++ System Developer/ProgrammerLocation: McLean, VA-Hybrid (Once the candidate is selected, they will give a schedule on what days of work in office and home)Duration: 12+ Months About the Role:We are seeking a highly skilled and experienced C++ Developer to join our engineering team. In this role, you will be responsible for designing, developing, and optimizing high-performance software solutions using C++. You will work closely with cross-functional teams to architect and implement r
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Posted 18 days ago | Updated 18 days ago