security administrator Jobs in washington

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Principal Systems Engineer

Leidos

Fort Meade, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal System Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate ves

Senior DevOps Engineer

Booz Allen Hamilton

Woodbridge, Virginia, USA

Full-time

Job Number: R0222451 DevOps Engineer, Senior The Opportunity: Today's dynamic technology landscape demands constant and rapid innovation. To facilitate this transformation, we must ensure continuous integration and application development. That's why we need you, an experienced DevOps engineer who's eager to design, test, and program critical applications for our clients who need them most. As a Sof tware Factory DevOps Engineer on our team, you'll pipeline our sof tware development from requi

Information Systems Security Officer SIA

Leidos

Camp Springs, Maryland, USA

Full-time

Leidos Digital Modernization Sector has a career opportunity for an Information Systems Security Officer SIA to support the Air Force National Capital Region IT Services program. The AFNCR IT Services program provides support services for information systems for Headquarters Air Force (HAF), Air Force District of Washington (AFDW), Office of the Secretary of Defense (OSD), Joint Chiefs of Staff, and other Air Force activities within the AFNCR, missions to include the Pentagon, Joint Base Andrews

Information Systems Security Officer

ManTech

Maryland, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Information Systems Security Officer (ISSO) to join our team in Hanover, MD Responsibilities Included but are not limited to: Ensures that the appropriate operational security posture is maintained for an Information System, or IS.Develop and update System Security Plans (SSP's).Manages and controls changes to the system and assesses the security impact of those changes.Incorporates and/or implements the Risk Management Framework (RMF) dai

Mid Project Manager

Knowledge Management, Inc

Washington, District of Columbia, USA

Contract

Knowledge Management, Inc. (KMI) has the leadership and experience to deliver innovative technology, logistics and management solutions to meet real mission requirements. KMI is a Minority Business Enterprise (MBE) and Small Disadvantage Business (SDB) that specializes in Logistics, Warehouse Services, Distance Learning/Training, Enterprise Solutions, Financial Management Support, Program Management, Intelligence Analysis & Threat Assessment, and Data Analytics/Operations Research. Since 1998, o

Senior Systems Security Engineer

SAIC

Alexandria, Virginia, USA

Full-time

Job ID: 2507174 Location: ALEXANDRIA, VA, US Date Posted: 2025-07-01 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is hiring a Senior Systems Security Engineer with an active TS/SCI clearance to participate in Independent Technical Risk Assessments (ITRA) and Program Protection Plan () reviews to

ServiceNow Architect

General Dynamics

Washington, District of Columbia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: BI Full 6C (T4) Job Family: Solutions Architect Job Qualifications: Skills: ServiceNow Administration, ServiceNow Governance, Risk, and Compliance (GRC), ServiceNow Platform, ServiceNow Platform Architecture Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: We are seeking an experienced Ser

Database Administrator I

Leidos

Springfield, Virginia, USA

Full-time

We are seeking a Database Administrator to support a large facility maintenance program management team. We are seeking a highly skilled and detail-oriented Database Administrator (DBA) to manage, maintain, and optimize our organization's databases. The DBA will be responsible for ensuring high performance, availability, security, and integrity of our databases while implementing best practices for data storage, backup, and recovery. The ideal candidate will have extensive experience in database

Network System Administrator

Cymertek Corporation

Chantilly, Virginia, USA

Full-time

Network System Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and detail-oriented Network Systems Administrator to join our team and oversee the design, implementation, and maintenance of our network and system infrastructure. In this role, you will ensure the reliability, security, and efficiency of both network operations and system performance. Collaborating with a te

Network Administrator

Cymertek Corporation

Chantilly, Virginia, USA

Full-time

Network Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and proactive Network Administrator to join our team and ensure the reliability, security, and efficiency of our organization's network infrastructure. In this role, you will be responsible for maintaining and optimizing network performance, troubleshooting connectivity issues, and implementing solutions to enhance system

Senior Access Management Lead

Creative Global Consulting

Remote or Reston, Virginia, USA

Contract

Senior Access Management Lead Client: General Services Administration (GSA) POP: 12+ months Location: Remote; if local to Reston VA, must be on-site 4 days/week REQUIRED SKILLS 5+ years of experience in identity and access management, security architecture, or related technical leadership roles5+ years implementing authentication and identity standards (SAML, OAuth, OIDC, PKI, etc.)3+ years implementing systems at NIST 800-63 IAL2, AAL2, and FAL2 in accordance with FedRAMP requirements3+ years d

Lead Information Systems Cyber 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

DB2 Database Administrator

Maximus, Inc.

Maryland, USA

Full-time

Description & Requirements MAXIMUS has partnered with state, federal and local governments to provide critical programs to a diverse array of communities. Operating under MAXIMUS's founding mission of Helping Government Serve the People since 1975, MAXIMUS Federal Services is entirely focused on helping government agencies run programs cost-effectively and serve program constituents with improved outcomes. By being a responsible steward for government programs, we help the federal government de

Senior Network Security Engineer (Hybrid)

SYSCOM, Inc.

Annapolis, Maryland, USA

Full-time

SYSCOM, Inc. provides specialized information technology resources that possess the requisite skills and capabilities to deliver enterprise level solutions that help our client s achieve their objectives. At SYSCOM, we have a proven process that brings the best and brightest resources into our organization. Our teammates have excellent verbal and written communication skills as well as coordination and organization skills. The objective of our approach is to ensure a high level of customer satis

Application Security Engineer - W2

Narvee Tech Inc

Reston, Virginia, USA

Contract

Job Title: InfoSec Engineer Duration: 6-12+ Months (Possible Extension) Location: Reston, VA (Onsite) Job Description: We are seeking a highly skilled Application Security Engineer/DevOps Specialist to join our dynamic team. The ideal candidate will have extensive knowledge in AWS, application security, coupled with proficiency in Python programming language. Responsibilities: Ensure robust and secure software development lifecycle (SDLC) practices.Design, implement, and maintain secure applicat

Information Systems Security Officer (ISSO) Senior - TS/SCI w/Poly

Jacobs

Fort Meade, Maryland, USA

Full-time

Your Impact: Are you searching for a professional environment that encourages personal and educational development and dedication to the mission? Join a team of security experts who are dedicated to protecting and securing our customers' systems at both the enterprise and program level. Our specialists work closely with others in the RMF process to ensure the highest level of security for every system. Amentum is seeking an Information Systems Security Officer (ISSO) Senior for a prime contrac

Azure Solution Architect

Reveille Technologies

Sterling, Virginia, USA

Contract

Job Responsibilities / Typical Day in the Role Act as a Cloud Security Subject Matter Expert (SME) for WBD s Infosec department. Identify opportunities to reduce cloud security risk for WBD, to solution, and to lead implementations. Create design artifacts to enable members of the Cloud Security team to implement solutions (built in-house or purchased from vendor). Partner with product teams to design secure network and serverless architectures. Provide strong IAM Policy guidance for least privi

Security Engineer

Leidos

Chantilly, Virginia, USA

Full-time

We are seeking a highly skilled Cyber Security Engineer supporting the NRO cyber operations group or Industrial Control Systems group at each site by working with the Information Security Offices to design, implement, and support defensive security solutions that safeguard mission-critical systems and data. The ideal candidate will have deep expertise in cyber threat research, vulnerability assessment, and secure software development practices. This role focuses on protecting networks, data, and

System Administrator

Cymertek Corporation

Reston, Virginia, USA

Full-time

System Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and detail-oriented System Administrator to join our team and help maintain the stability, security, and performance of our IT infrastructure. In this role, you will be responsible for managing servers, networks, and other critical systems, ensuring that they run efficiently and securely. You will also handle system updates,

Information Systems Security Engineer

Nightwing

Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th