ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) – Dedicated Support to join our team inMcLean, VA. In this role, you will deliver concierge-level IT support to VIP and Executive-level staff, ensuring the highest standards of service, confidentiality, and responsiveness.Responsibilities include, but are not limited to:Provide high-touch, ITIL-based support to VIP staff by efficiently managing the full lifecycle of incidents and service requests, including independent troubleshooting and resolution of complex technical issues without Tier 3 escalation.Deliver remote and onsite desktop support using secure tools for system repair, configuration, and optimization.Maintain and update service records, ticketing systems, and access administration logs to ensure accuracy and compliance.Provide technical support for sensitive applications, and handle confidential data with integrity and discretion.Manage access rights and account administration for enterprise applications, databases, and secure systems, while supporting access requests, virus scanning, data transfers, and standalone devices, printers, and peripherals in compliance with security protocols.Support collaboration tools and VTC systems such as Microsoft Teams, WebEx, and mobile devices for executive communications.Supporting all facets of installations, which includes the physical placement of which includes the physical placement of desktop IT equipment to include printers, CAT5 and fiber optic cable, rack mounted network equipment, switches, workstations, and communications equipment as required.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m. Occasional after hours, on call, and weekend support when required.Minimum Qualifications:Bachelor’s Degree and 4+ years of experiences, or a combination of education and work experience equivalent to 8+ years. Minimum 4 years’ experience required supporting customer IT installations.Component Mission Administrator (CMA) Certification or Directorate Mission Administrator (DMA) Certification.Resolving technical problems and answering queries by telephone or self-service that involve computer hardware, software, network, system/application access, and telecommunications systems.Knowledge of Windows Active Directory, multiple desktop programs, configuration and debugging techniques.Experience providing technical support for Windows 10, Microsoft Office 2016 or later, multiple internet browsers, and standard business applications used within a business environment.Familiarity with TCP/IP, general networking issues, virus scanning services (desktop, stand-alone and laptop computing services), servers, printers, peripheral devices, installing endpoints including but not limited to desktop IT equipment, printers, VOIP and digital phones, network switches.Preferred Qualifications:Related work experience in a technical help desk position, refreshing of IT equipment, providing deskside IT support and installation of IT hardware, networks, VoIP phones, and/or audio/video equipment.Special non-commercial systems administrator experience (access management/file transfer).Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

ManTechseeks a motivated, career and customer-oriented Enterprise IT Support Officers (EITSO) – Complex Projects Network Installer to join our team inMcLean, VA. In this role, serve on a team of IT support professionals responsible for installing network equipment while providing a productive and collaborative computer workspace (new or renovated) to support dynamic mission requirements.Responsibilities include, but are not limited to: Supporting all facets of network installations, which includes the physical placement of CAT5 and fiber optic cable, wall jacks, racks, and communications equipment as required.Installing, pulling and terminating cable, determining and implementing required pin outs, cards power supplies, testing and documenting installations, dressing and labeling cables, racks, patch panels, etc.Supporting projects that include cabling and implementation in accordance with design documents and build-to packages.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m. with flexibility to support 24x7 operations; may need to work extended hours during critical peaks and be available to meet last minute requests.Minimum Qualifications:Bachelor’s Degree and 4+ years of experiences, or a combination of education and work experience equivalent to 8+ years.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Experience with installing endpoints including but not limited to desktop IT equipment, printers, VOIP and digital phones, network switches.Experience resolving technical problems and answering queries by that involve computer hardware, network, and telecommunications systems.Preferred Qualifications: Related work experience in IT hardware and cabling installation.Experience with implementation on the Sponsor's network LAN infrastructure.Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements: Must be able to remain in a stationary position at least 25% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices majority of the time, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

ManTech seeks a motivated, career and customer-orientedJunior Software Developer to join our team inMcLean, VA. In this role, you will be an experienced Linux and Ruby on Rails Developer with a strong background in Telephony Engineering to serve on a Dedicated Support Team of Network Telephony Installers supporting the Voice Program Recap Office (VPRO). You will leverage your expertise in Linux systems, Ruby programming, Ruby on Rails, and telephony systems to design, develop, and maintain voice media gateways that integrate with telephony infrastructure.Responsibilities include, but are not limited to:Design, implement, and maintain web applications using Ruby and Ruby on Rails.Work on integrating telephony systems (e.g., VoIP, analog, ISDN) along with voice media gateways and associated service modules.Manage and configure Linux servers (Ubuntu, CentOS, etc.) for hosting applications, ensuring performance, stability, and security.Develop and Test on Linux based servers. Must be capable of developing and installing PowerBuilder based programs and Korn shell-based servers.Troubleshoot, configure, and optimize telephony software.Work independently developing and testing servers.Monitor server performance, troubleshoot issues, and optimize systems for scalability and reliability.Maintain clear technical documentation for telephony integration and deployment processes.Minimum Qualifications: BA/BS and 2 years of experience, or a combination of education and work experience equivalent to 6 years.Strong experience with Ruby programming and understanding of the Ruby on Rails framework, or the ability to learn Ruby with strong experience with Python with Django or Flask.Strong verbal and written communication skills to interact effectively with cross-functional teams.Experience editing, updating, and modernizing legacy code.Preferred Qualifications:Experience integrating telephony systems with web applications (e.g., handling inbound/outbound calls, IVR, call routing).Knowledge of security best practices for telephony, server administration, and web applications.Knowledge and hands on experience with telephony systems and Linux server management, including installation, configuration, troubleshooting, and performance optimization.Qualified in Oracle Database Administrator.Experience provisioning telephony services.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.

ManTech seeks a motivated and career-oriented Systems Administrator with Linux expertise to join our team in Laurel, MD.You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organizationthe foundation of all Enterprise Information Technology (EIT) for MPO.Responsibilities include, but are not limited to:Support the implementation, troubleshooting, and maintenance of IT systemsProvide Tier 1 (Help Desk) and Tier 2/3 (Escalation) support for problem identification, diagnosis, and resolutionIdentify and resolve performance and capacity issues in Linux systems, and support hardware-related problem resolution and dispatchingDeliver detailed analysis and feedback to agency management and internal customers for escalated ticketsConfigure, script, and manage Linux, Unix, and Windows operating systemsInstall operating system software, troubleshoot system issues, maintain system integrity, configure network components, and implement OS enhancements to improve reliability and performanceMinimum Qualifications:Fifteen (15) years of experience as a System Administrator in programs and contracts of similar scope, type, and complexityBachelor’s degree in a technical discipline from an accredited college or universityFive (5) additional years of System Administrator experience may be substituted in lieu of a Bachelor’s degreePreferred Qualifications:Familiarity with ScanboyExperience using LatteARTClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:The candidate should be able to move, carry, and deliver workstations from inside the office to customer desksThe person in this position must be able to remain in a stationary position 50% of the timeMust communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

ManTech seeks a motivated, career and customer-oriented Database Administrator, to join our team in Laurel, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for performing the functions of an Oracle/PostgreSQL database administrator and will perform database builds, database decommissions, database monitoring, database data migrations, documentation maintenance, database configuration changes, database software baseline maintenance, patching and configuration managementWill assist with organizing requirements and data into a usable database schema while contributing to the development of sections of systems engineering documentationResponsible for supporting the development of long and short term requirements for database administration and design.Will assist with guiding users in formulating requirements, advises alternative approaches, and conducts feasibility studies.Responsible for supporting the analysis and evaluation of system improvements, optimization, development and/or maintenance efforts.Minimum Qualifications: Bachelor’s degree in a technical discipline from an accredited college or university. Five (5) years of additional Database Engineering or Systems Engineering experience may be substituted for a bachelor’s degree. Fifteen (15) years’ experience as a Systems Engineer / Database administrator in programs and contracts of similar scope, type and complexity is required.Experience with Database, PostgreSQL Database Preferred Qualifications: Experience with:Oracle Enterprise Management (OEM)BARMAN, PGADMINData PumpOracle Recovery Manager (RMAN)Oracle Exadata/RACClearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk. The person in this position must be able to remain in a stationary position 50% of the time. Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, Maryland. Responsibilities include but are not limited to:Analyze and resolve complex problems associated with server hardware, applications, and software integration.Configure and manage LINUX and Solaris operating systems.Installs/loads operating systems software.Troubleshoot, maintain integrity of and configure network components.Implement operating systems enhancements to improve reliability and performance.Minimum Qualifications: Twenty (20) years’ experience as a as a Systems Engineer in programs and contracts of similar scope, type and complexity is required.Bachelor’s degree from an accredited college or university in technical discipline is required. Additional five (5) years’ experience may be substituted for degree.Demonstrated experience in planning and leading Systems Engineering efforts is required.Preferred Qualifications: VMware experienceExperience in implementing solutions with PKI-controlled access is desired.Understanding networking components is desired.Clearance Requirements: Active/current TS/SCI with polygraphPhysical Requirements: The person in this position must be able to remain in a stationary position 50% of the time.Occasionally move about inside the office to collaborate with other leaders/teams, use standard office automation equipment, and virtual communication.6.26.BP.SH.AB.AL.23