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Arsiem

Full-time|On-site|Arlington, VA

Join our team at Arsiem as an Incident Response Expert IV, where you will play a pivotal role in safeguarding our clients' digital environments. As a leader in incident response, you will leverage your expertise to analyze, mitigate, and respond to security incidents effectively. Your insights will not only protect valuable data but also enhance our overall …

Apr 3, 2026

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Incident Response Expert III

Arsiem

Full-time|On-site|Arlington, VA

As an Incident Response Expert III at Arsiem, you will be pivotal in identifying, analyzing, and mitigating security incidents. You will leverage your expertise to develop and implement effective incident response strategies, while collaborating with cross-functional teams to enhance our security posture.

Apr 3, 2026

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Cybersecurity Incident Response Triage Analyst

Accenture Federal Services

Full-time|$57.2K/yr - $109.4K/yr|On-site|Arlington, VA

At Accenture Federal Services, our mission is to empower the US federal government to enhance national security and improve the quality of life for its citizens. With a dedicated team of over 13,000 professionals, we leverage technology and innovation to support a variety of clients, including defense, national security, public safety, civilian, and military health sectors. As part of Accenture Federal Services, a technology division of global Accenture, we take pride in being recognized as one of Glassdoor's Top 100 Best Places to Work. Our collaborative and inclusive culture fosters personal and professional growth through hands-on learning, certification opportunities, industry training, and more. Join us in making a meaningful impact and advancing government missions! The WorkThe Cybersecurity Incident Response Triage Analyst will be an integral part of the Cyber Incident Response Team (CIRT) within the Chief Information Security Officer (CISO) organization. This shift-based role involves analyzing, scoping, and triaging alerts and notifications from various sources, including SIEM, security sensors, ticketing systems, and direct communications. A solid technical foundation is necessary for effective collaboration with incident response and operations teams to categorize events as relevant and differentiate true threats from false positives. Familiarity with incident response lifecycles, prevalent cyber threats, and federal reporting requirements is essential.Primary Responsibilities:Monitor and respond to cybersecurity incidents associated with policy violations.Investigate and analyze incidents to assess their nature and scope.Coordinate with team leads and other Cybersecurity Incident Response Teams for effective incident resolution.Thoroughly document incidents and response activities.Stay informed about the latest cybersecurity threats and trends.Contribute to the development and enhancement of incident response strategies and procedures.Collaborate with operations, legal, human resources, and management to investigate security issues and assess true and false positives.

Apr 7, 2026

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Incident Manager II

Arsiem

Full-time|On-site|Arlington, VA

We are seeking a skilled Incident Manager II to join our dynamic team at Arsiem. In this role, you will be responsible for managing incidents effectively to ensure minimal disruption to operations. You will work closely with cross-functional teams to analyze incidents, implement solutions, and enhance overall incident management processes.

Mar 10, 2026

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Cyber Incident Response Team (CIRT) Lead

Accenture Federal Services

Full-time|On-site|Arlington, VA

Join our dynamic Cyber Incident Response Team (CIRT) as the Lead, where you'll spearhead our efforts in managing and mitigating cyber incidents. In this pivotal role, you will leverage your expertise to develop strategic incident response plans, coordinate with cross-functional teams, and ensure the protection of our digital assets. You will be instrumental in enhancing our incident response capabilities and fostering a culture of cybersecurity awareness across the organization.

Mar 31, 2026

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Cyber Incident Manager III

ARSIEM Corporation

Full-time|On-site|Arlington, VA

About ARSIEM CorporationAt ARSIEM Corporation, we prioritize building trusted partnerships with our government clients. We offer a range of support to various agencies across the United States Government. Our workforce comprises skilled professionals dedicated to delivering exceptional support.As the demand for our services grows, ARSIEM remains committed to providing innovative and reliable technical solutions that offer maximum value to our clients. This environment fosters a career filled with opportunities for growth and the chance to make a significant impact on the clients we serve.We are seeking a Cyber Incident Manager III to join our team in Arlington, VA. In this role, you will provide on-site incident response to civilian government agencies and critical asset owners facing cyber attacks, ensuring prompt investigation and resolution of incidents. This position presents an exciting opportunity to contribute to our mission of safeguarding our clients' cyber infrastructures.

Nov 5, 2025

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Incident Manager III

ARSIEM Corporation

Full-time|On-site|Arlington, VA

About ARSIEM CorporationARSIEM Corporation is dedicated to building a reliable and trusted partnership with our government clients. We offer exceptional support to various agencies throughout the United States Government. Our seasoned workforce comprises skilled professionals who are committed to delivering top-notch support.As demand grows, ARSIEM is proud to provide innovative and dependable technical solutions at the best value for our clients. This translates to a career filled with opportunities for growth and the chance to make a significant impact on every client you engage with.We are seeking an Incident Manager III who will spearhead our Cybersecurity Vulnerability Management efforts, developing cutting-edge Cyber Threat Intelligence techniques. This role will support one of our esteemed Government clients in Arlington, VA.

Dec 5, 2025

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Incident Manager III

Arsiem

Full-time|On-site|Arlington, VA

Join Arsiem as an Incident Manager III, where you will play a pivotal role in managing and resolving incidents efficiently to ensure seamless operations. You will be part of a dedicated team that thrives on problem-solving and operational excellence.

Feb 24, 2026

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Incident Manager III

ARSIEM Corporation

Full-time|On-site|Arlington, VA

Join ARSIEM CorporationARSIEM Corporation is dedicated to building strong and reliable partnerships with our government clients. We offer exceptional support to various agencies across the United States Government. Our team consists of highly skilled professionals who are passionate about delivering top-notch services.As we expand our reach, ARSIEM remains committed to providing innovative and dependable technical solutions while ensuring the best value for our clients. This growth translates into numerous opportunities for career advancement and the chance to make a significant impact in your role.We are seeking an Incident Manager III to support our esteemed government clients in Arlington, VA.

Nov 5, 2025

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Incident Manager III

ARSIEM Corporation

Full-time|On-site|Arlington, VA

About ARSIEM CorporationARSIEM Corporation is dedicated to building reliable and trusted partnerships with our government clients. We provide exceptional support to various agencies across the United States Government. Our workforce comprises highly qualified professionals committed to delivering top-notch support to our clients.As demand for our services grows, ARSIEM remains at the forefront by offering innovative and dependable technical solutions that deliver the best value to our clients. This commitment translates into a career filled with opportunities for professional growth and the chance to make a significant impact in every engagement.We are currently seeking an Incident Manager III to support one of our government clients in Arlington, VA.

Nov 5, 2025

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Senior Staff Officer IV - Intelligence and Security

Arlo Solutions

Full-time|On-site|Arlington, VA

Company SummaryArlo Solutions stands at the forefront of information technology consulting, providing cutting-edge technology solutions that empower businesses to thrive. Our esteemed team of experts collaborates closely with clients to ensure that we not only meet but exceed their expectations. Committed to delivering quality and value, our mission is to enhance operational efficiency, reduce costs, and provide our clients with a competitive edge in the marketplace.Position Description:The Staff Officer Subject Matter Expert IV plays a pivotal role as a senior advisor, delivering essential policy, operational, and analytical support to the Operational Support and International Partnerships (OSIP) Office under the Office of the Under Secretary of War for Intelligence and Security (OUSW(I&S)). This key position demands extensive knowledge in intelligence operations, policy formulation, international collaboration, and strategic planning. The expert will contribute significantly to OSIP's fundamental functions, including resource management for intelligence missions, outreach to Department of War (DoW) and Intelligence Community (IC) stakeholders, and supervision of sensitive projects and special programs.Location: On-Site Arlington, VAClearance: Active TS/SCI

Mar 5, 2026

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Incident Manager II

ARSIEM Corporation

Full-time|On-site|Arlington, VA

About ARSIEM CorporationARSIEM Corporation is dedicated to building trusted partnerships with government clients. We deliver exceptional support to various agencies across the United States Government. Our team of highly qualified professionals is committed to providing top-tier service and innovative solutions.As demand for our services grows, ARSIEM remains at the forefront of delivering reliable and advanced technical solutions that offer the best value to our clients. Join us for a career filled with opportunities for growth and the chance to make a significant impact on every client interaction.We are currently seeking a Cyber Case Manager to support one of our government clients in Arlington, VA.

Nov 5, 2025

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Senior Network Engineer - Rapid Response

Competitive Range Solutions, LLC

Full-time|On-site|Arlington, VA

At Competitive Range Solutions, we collaborate with government entities to design and implement intricate, IT-driven, mission-critical capabilities. Our mission is to empower you to enhance your professional skills while engaging in stimulating projects within a supportive and team-oriented atmosphere. We seek a highly skilled and seasoned Senior Network Engineer for our Rapid Response team. This individual will play a crucial role in guiding and managing the executive support group of our program. Candidates must demonstrate their experience in a Department of Defense (DoD) environment and their effectiveness in integrating with a multi-contractor government team. The Senior Network Engineer will be integral to the IT Operations team, focusing on maintaining the integrity, security, and efficiency of the enterprise transport network. This role requires extensive collaboration with defense and government organizations to ensure that network assets are correctly baselined, configured, and managed according to DoD standards, particularly the DoD Security Technical Implementation Guides (STIG).

Mar 1, 2026

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Experienced Host Based Systems Analyst III

ARSIEM Corporation

Full-time|On-site|Arlington, VA

Join the ARSIEM Corporation TeamAt ARSIEM Corporation, we are dedicated to building strong and trustworthy relationships with our government clients. Our team provides exceptional support to various agencies across the U.S. government. With a highly skilled workforce of professionals, we aim to deliver optimal support and innovative solutions.As the demand for our services grows, we continue to offer advanced technical solutions that provide the best value to our clients. This role offers a fantastic opportunity to advance your career and make a significant impact on the clients you serve.Position Overview: ARSIEM is seeking a Host Based Systems Analyst III to join our team. This role will involve providing frontline support for digital forensics and incident response (DFIR), as well as actively seeking out malicious cyber activities. This position will specifically support one of our government clients located in Arlington, VA.

Nov 7, 2025

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Technical Subject Matter Expert

Redhorse Corporation

Full-time|On-site|Arlington, VA

About UsJoin Redhorse Corporation, where it's an exciting time to be part of a forward-thinking organization dedicated to delivering innovative data insights and technology solutions that support missions critical to U.S. national interests. We seek dedicated professionals who excel as trusted collaborators in crafting technology-agnostic solutions to empower our clients in addressing complex and significant mission challenges.Role OverviewAs a pivotal member of our team, you will play a crucial role in redefining how government agencies utilize data and technology. This position involves providing expert technical guidance and support to our clients within the U.S. National Security community. You will serve as a key advisor, influencing policies, leading critical projects, and enhancing the effectiveness of essential enterprise systems. Your contributions will directly influence national security operations by optimizing data usage, improving system performance, and facilitating seamless communication between technical and non-technical stakeholders.

Sep 15, 2025

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Chemical and Biological Defense Program SME IV

Significance, Inc.

Full-time|Remote|Arlington, VA

Significance is a distinguished woman-owned consulting firm dedicated to serving the federal government with excellence. Known for cultivating trusted relationships within our teams and with our clients, we prioritize hiring top-tier experts who deliver innovative solutions. We believe that work should also be enjoyable, which is why our strong focus on culture has earned us the accolade of being a Washington Business Journal Best Place to Work for seven consecutive years.We are currently seeking a Chemical and Biological Defense Program (CBDP) Functional Subject Matter Expert (SME) to join our team for an anticipated federal program. This pivotal role requires proactive collaboration across accounting, budget, and compliance functions, with a focus on Enterprise Risk Management (ERM), internal controls, audit readiness, funds management, and financial systems integration.Key Responsibilities:• Provide comprehensive CBDP program support for all aspects of accounting, financial reporting, and internal controls.• Lead the implementation and ongoing monitoring of Enterprise Risk Management (ERM) and assist in the development of the Manager’s Internal Control (MIC) Program.• Support Information System Controls, including Complementary User Entity Controls (CUECs), ensuring compliance with federal requirements.• Perform reconciliations of budgetary and proprietary accounts while overseeing vendor payment operations.• Offer expertise in funds management and control, ensuring the accuracy and audit readiness of CBDP transactions.• Aid in financial systems integration and coordination, including DAI, JICAP, and related platforms.• Prepare audit documentation, corrective action plans, and sustainment strategies in alignment with GAO, OMB, and DoD standards.• Develop and present financial management reports, metrics, and briefings to senior leadership.

Mar 1, 2026

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Cyber Network Defense Analyst II

ARSIEM Corporation

Full-time|On-site|Arlington, VA

About ARSIEM CorporationAt ARSIEM Corporation, we are dedicated to establishing a reliable and trustworthy partnership with our government clients. We offer comprehensive support to various agencies throughout the United States Government, ensuring the highest standards of service.As demand for our services continues to grow, ARSIEM remains committed to delivering innovative and effective technical solutions at competitive prices. This commitment translates to a career filled with opportunities for professional growth and the chance to make a significant impact on the clients we serve.Currently, ARSIEM is seeking a Cyber Network Defense Analyst (CNDA) who will be responsible for providing front-line response for digital forensics and incident response (DFIR) while proactively hunting for malicious cyber activities. This position will support one of our esteemed Government clients based in Arlington, VA.

Jan 6, 2026

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PeopleSoft Functional Subject Matter Expert

recruited1

Full-time|On-site|Arlington

Are you looking to leverage your expertise in PeopleSoft as a Functional Subject Matter Expert? Join our dynamic team at recruited1, where you will play a pivotal role in optimizing our PeopleSoft applications and processes.

May 15, 2024

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Future Opportunity - Network Engineering & Rapid Response at AGE Solutions | Arlington, VA

AGE Solutions

Full-time|On-site|Arlington, VA

About UsAGE Solutions is a leading technology and professional services provider, delivering comprehensive consulting, innovative technology solutions, and vital services to the U.S. government, defense, and intelligence sectors. With a commitment to innovation and client-centric solutions, we assist major agencies in tackling complex challenges and securing a better future.AGE Solutions is gearing up for a pivotal contract supporting the Joint Service Provider (JSP) Enterprise Transport Management (ETM) program. This role encompasses real-time network monitoring, troubleshooting, and automation in a high-stakes classified environment. We are on the lookout for dynamic professionals who can respond swiftly and lead technically within DoD network and telecom environments.

Nov 20, 2025

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Intelligence Discipline Lead – Subject Matter Expert

CGS Federal

Full-time|On-site|Arlington, VA

Work Location: Arlington, VAEmployment Type: Full-Time, Expert-LevelDepartment: Administrative and Logistics SupportJoin CGS Federal as an Intelligence Discipline Lead – Subject Matter Expert, where you will provide critical support to USSOCOM in conducting targeting analysis and comprehensive counter-intelligence operations.At CGS, we unite highly motivated and skilled professionals to tackle the government's most challenging issues through innovative technology. We are looking for passionate candidates who thrive on collaboration, are eager to contribute to government innovation, and can anticipate the needs of others. Our supportive environment encourages professional growth through diverse learning opportunities.

Feb 12, 2026

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