Network Security System Administrator 3 ItezzNetwork Security System Administrator 3Annapolis Junction, MarylandConfigure and manage network devices, firewalls, VPNs, web proxies, and load balancers and installs/loads operating system software, troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance. Configure and manage network devices, firewalls, VPNs, web proxies, and load balancers and install/load operating system software, troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance.
Senior System/Network Administrator – Systems Integration LeidosSenior System/Network Administrator – Systems IntegrationLaurel, MarylandYou will administer Linux, UNIX, and Windows environments; build and maintain virtual and storage environments; configure network components; resolve complex technical problems; and support reliable day-to-day infrastructure operations. August 24, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Service Desk Specialist II (Job 1467) DLHService Desk Specialist II (Job 1467)Bethesda, MarylandOur experts in public health, performance evaluation, and health operations solve the complex problems faced by civilian and military customers alike by leveraging advanced tools – including digital transformation, artificial intelligence, data analytics, cloud enablement, modeling, and simulation, and more. DLH is dedicated to your career development, providing training to help drive success, with access to our best-in-class e-learning suite for formal and informal learning, professional and technical certification preparation, and education assistance at accredited institutions.
Information Systems Security Engineer (ISSE) PeratonInformation Systems Security Engineer (ISSE)Linthicum, Maryland$135,000–$216,000 / yearFull timeResponsibilities: Peraton is seeking a Information Systems Security Engineer (ISSE) in our Linthicum, MD office in support of our Department of Defense (DoD) customer as part of a highly talented, highly motivated, and high-performing team. A degree in one of the following fields of study is highly desired: Information Technology, Computer Science, Cybersecurity, Information Systems, Software Engineering, or Data Science.
Tier 1 SOC Analyst StratAcuity Staffing Partners IncTier 1 SOC AnalystRockville, MD$20–$35 / hourThis role involves monitoring various data sources such as SIEM, Firewall (FW), Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS), Endpoint Security Solutions, and Network Access Control (NAC) to protect client infrastructure. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA.
Help Desk Technician II - TS/SCI W/ poly General Dynamics Information TechnologyHelp Desk Technician II - TS/SCI W/ polyAnnapolis Junction, MarylandTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
Information System Security Officer Independent SoftwareInformation System Security OfficerAnnapolis Junction, MDImplements, enforces, communicates, and develops security policies or plans for data, software applications, hardware, telecommunications, and information systems security education awareness programs. High School Diploma or equivalent and (4) years' experience or bachelor's degree in computer science or related discipline from an accredited college or university and (2) years experience.
Information System Security Engineer ManTech International CorpInformation System Security EngineerWashington, DC$91,600–$153,800 / yearHold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced Security Practitioner (CASP) CE, Certified Secure Software Lifecycle Professional (CSSLP), CISSP- Information System Security Engineering Professional (ISSEP), or CISSP- Information System Security Architecture Professional (ISSAP). There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.
Senior Cloud Information System Security Officer ManTech International CorpSenior Cloud Information System Security OfficerWashington, DC$114,600–$190,200 / yearHold at least one of the following certifications: Certified Information Systems Security Professional (CISSP), Certified Information Systems Security Manager - Informatin System Security Management Professional (CISSP-ISSMP), Certified Information Security Manager (CISM), Federal IT Security Professional - Manager (FITSP-M), GIAC Certified Intrusion Analyst (GCIA), GIAC Certified Incident Handler (GCIH), Global Industrial Cyber Security Professional (GICSP), or GIAC Security Leadership (GSLC). Hold at least one of the following certifications: AWS Certified Cloud Practitioner, AWS Certified Security - Specialty, (ISC)2 Certified Cloud Security Professional (CCSP), AWS Certified Solutions Architect - Associate, AZ-500: Microsoft Certified: Azure Security Engineer Associate, Google - Professional Cloud Security Engineer.
Support Center Lead & User Operations Manager LufCoSupport Center Lead & User Operations ManagerAberdeen, MDLaboratory & Test Enclave Support: Maintain CUI laboratory equipment, managing GFE receipt, vendor software installations, and test bench connectivity. Technical: Help desk ticketing platforms (Jira Service Management, Remedy), hardware/software troubleshooting, GFE inventory tracking, ITIL service frameworks.
Senior Linux Systems Administrator - Quality Assurance Leidos Holdings IncSenior Linux Systems Administrator - Quality AssuranceLaurel, MD$92,300–$166,850 / yearThe Leidos Intel Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support Intelligence Community customers as they address evolving national security challenges. As a Senior Linux Systems Administrator - Quality Assurance, you will leverage your experience to resolve complex operational issues, improve Linux platform reliability, and ensure systems remain ready to support testing, deployment, and mission execution.
System Administrator, TB-02-0043 Cyber B.A.T.System Administrator, TB-02-0043Annapolis Junction, MarylandWe’re a Service-Disabled Veteran-Owned Small Business delivering engineering, cybersecurity, software, systems, and mission-focused consulting solutions to government customers and industry partners. This role is responsible for supporting daily operations, troubleshooting system issues, managing infrastructure, and ensuring the reliability, availability, and security of mission systems.
PROGRAM ANALYST (DATA QUALITY ANALYTICS & VISUALIZATION) United States ArmyPROGRAM ANALYST (DATA QUALITY ANALYTICS & VISUALIZATION)Washington, DC$90,925–$118,204 / yearFor the GS-13 Level: Specialized Experience: One year of specialized experience which includes: 1) Consolidating and preparing Supervision and Administration (S&A) reports based on template updates received from respective NAD District teams to identify performance variances between projected and actual placement, expenses and income; 2) Applying a mastery of advanced management principles and data architecture to serve as the NAU Subject Matter Expert (SME), directing project execution data operations and long-range strategic planning guidance across the Europe Districts multi-mission portfolio; AND 3) Demonstrating master-level technical expertise in navigating complex data relationships across USACE Automated Information Systems (AIS)-including P2, CEFMS, RMS, and VCE-BI-while successfully accounting for multinational variables, currency fluctuations, and international contracting constraints to optimize reporting accuracy. Time-in-grade documentation: If you are applying for a higher grade and your SF-50 has an effective date within the past year, it may not clearly demonstrate you meet the one year time-in-grade requirement so you will need to provide an SF-50 which clearly demonstrates you meet the time-in-grade requirements (examples of appropriate SF-50s include Promotions, Within-grade Grade/Range Increases, and SF-50s with an effective date more than one year old).
NewPublic Safety Telecommunicator (Office Automation) United States ArmyPublic Safety Telecommunicator (Office Automation)Washington, DC$50,460–$65,599 / yearSpecialized Experience: One year of specialized experience which includes: 1) answering emergency and non-emergency calls within a centralized public safety communications center; 2) dispatching appropriate police, fire or emergency medical assets using computer-aided dispatch capabilities; and 3) assisting with performing crisis intervention with distraught callers. For each relevant work experience, make sure you include the employers name, job title, start and end dates (include month and year), for qualifications purposes, the number of hours worked per week, and a brief description that show you can perform the tasks at the required level listed in the job announcement.
Computer and Information Systems Manager (JOURNEYMAN) - Onsite, National Capital Region BluePath LabsComputer and Information Systems Manager (JOURNEYMAN) - Onsite, National Capital RegionWashington, DC$140,000–$160,000 / yearReview and analyze a wide range of software, network, and security artifacts for credibility, including: project management documents, code, and user test cases; system documentation, diagrams, and user manuals; Authorization to Operate (ATO) packages; Information Assurance Vulnerability Alerts (IAVAs). 5000 company transforming critical missions for the Departments of Defense, Homeland Security, Energy, and Commerce in a variety of domains, ranging from strategic competition and cybersecurity research and development to border, supply chain, and energy program support.
Network Security System Administrator 1 ItezzNetwork Security System Administrator 1Annapolis Junction, Maryland$75,000–$200,000 / yearConfigure and manage network devices, firewalls, VPNs, web proxies, and load balancers and install/load operating system software, troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance. Compensation will vary dependent upon factors including but not limited to: Government contract rates; annual hours worked; education; relevant prior work experience, knowledge, skills, and competencies; certifications, and geographic location.
Information Systems Security Engineer (ISSE) ATR, LLCInformation Systems Security Engineer (ISSE)MarylandFull timeLead and contribute to security governance activities including security planning, assessment, risk analysis, risk management, certification support, awareness activities, security control assessment, and continuous monitoring and other IA program support functions. Ensure end-to-end implementation alignment by working closely with Systems Engineering, Test Engineering, and Integration teams so hardware and software architecture and implementations meet security requirements.
Information System Security Professional Military, Veterans and Diverse Job SeekersInformation System Security ProfessionalMarylandRelevant experience applying to all work levels: Completion of military training in a relevant area such as JCAC (Joint Cyber Analysis course), Undergraduate Cyber Training (UCT), Network Warfare Bridge Course (NWBC)/Intermediate Network Warfare Training (INWT), Cyber Defense Operations will be considered towards the relevant experience requirement (i.e., 20-24 weeks course will count as 6 months of experience, 10-14 weeks will count as 3 months of experience). Completion of military training in a relevant area such as JCAC (Joint Cyber Analysis course), Undergraduate Cyber Training (UCT), Network Warfare Bridge Course (NWBC)/Intermediate Network Warfare Training (INWT), Cyber Defense Operations will be considered towards the relevant experience requirement (i.e., 20-24 weeks course will count as 6 months of experience, 10-14 weeks will count as 3 months of experience).
System Administrator Revolutional, LLCSystem AdministratorBethesda, MD$100,000–$130,000 / yearWe apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. We are redefining how federal technology gets built and delivered by operating with a product mindset, prioritizing speed, ownership, and execution over bureaucracy.
Actionet, Inc. Careers - Call Center (Tier 1) Manager ActioNet, Inc.Actionet, Inc. Careers - Call Center (Tier 1) ManagerRockville, MDActioNet is a CMMI-DEV Level 4, CMMI-SVC Level 4, ISO 20000, ISO 27001, ISO 9001, HDI-certified, woman-owned IT Solutions Provider with strong qualifications and expertise in Agile Software Engineering, Cloud Solutions, Cyber Security, and IT Managed Services. The Call Center (Tier 1) Manager oversees the daily operation of the Enterprise Service Desk, ensuring timely, high-quality support for incidents, service requests, account administration, and customer inquiries.