ManTech International

Lead maintenance and configuration of complex virtual desktop infrastructure systems ensuring performance and security. | Requires senior-level experience in virtual desktop infrastructure administration with leadership and mentoring responsibilities. | Description & Requirements MANTECH seeks a motivated, career and customer-oriented Senior Virtual Desktop Infrastructure Administratorto join our team in Doral, FL. Responsibilities include but are not limited to: • The Senior Virtual Desktop Infrastructure Administrator leads the maintenance, configuration, and reliable operation of complex computer systems, network servers, and virtualization technologies, including those in critical or high-security environments • Possess advanced knowledge of operating systems, server hardware, virtualization platforms, network infrastructure, and security best practices • Install, configure, and upgrade complex systems and software, ensuring optimal performance, security, and availability • Troubleshoot complex hardware and software errors, using advanced diagnostic tools and techniques to identify and resolve critical issues • Develop and maintain comprehensive system documentation, including configuration guides, troubleshooting procedures, and Disaster Recovery Plans • Lead the implementation of automation processes to streamline IT operations and improve efficiency • Mentor and provide guidance to mid-level Systems Administrators, fostering their professional development and technical expertise • Contribute to the planning and implementation of IT infrastructure projects, ensuring alignment with organizational needs and industry best practices • Provides direction and mentorship to subordinate staff Minimum Qualifications: • BA/BS in field necessary to assume Senior Virtual Desktop Infrastructure Administrator duties. • High School and 4 years of additional experience or Associate's Degree and 2 years of additional experience may be exchanged in lieu of a required Bachelor's degree • A candidate holding a relevant Master's degree may be granted 2 years' experience credit for that extra education. A candidate holding a relevant PhD degree may be granted 4 years' experience credit for that extra education. • Eight years of professional experience in the Information Technology sector • Five years of Senior Virtual Desktop Infrastructure Administrator relevant experience. • DoD 8570.01-M IAT Level II certification within 6 months of commencing work on the Task Order. Desired Qualifications: • Master's degree in Computer Science, Information Technology, or a related field. Experience with cloud computing platforms (e.g., AWS, Azure, GCP). Knowledge of containerization technologies (e.g., Docker, Kubernetes). Familiarity with DevOps practices and tools. Experience with monitoring and performance tuning of systems. Relevant certifications in systems administration (e.g., Microsoft Certified Solutions Expert (MCSE), Red Hat Certified Systems Administrator (RHCSA), CompTIA Server+). • Experience at a DoD Combatant Command (e.g., SOUTHCOM, NORTHCOM, CENTCOM, CYBERCOM, INDOPACOM, EUCOM, AFRICOM, STRATCOM, TRANSCOM, SOCOM, SPACECOM) or a component is desired. Clearance Requirements: • Must be eligible for or have a current/active Secret Eligible clearance. Physical Requirements: • Must be able to remain in a stationary position 50% • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc. • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Develop and configure TAK Product Center software, support system accreditation, and collaborate with cross-functional teams to enhance user experience and security. | Bachelor's degree, 3+ years mobile and multi-platform development, expert Elasticsearch knowledge, proficiency in multiple programming languages, and ability to maintain security clearances. | ***This is for a future opportunity*** MANTECH seeks a motivated, career and customer-oriented TAK Elastic Search Software Engineer to join our team. The TAK Elastic Search Software Engineer will leverage their strong technical background and knowledge to support the Sponsor's system accreditation efforts, to include creating Body of Evidence (BOE) documentation, responding to/implementing/documenting required controls, and completing required tasks/actions. Responsibilities include but are not limited to: - You will provide development and search configuration efforts for TAK Product Center core development initiatives. - This role involves identifying areas where technology can improve current processes through automation and advanced data management. - Participate in the full software development life cycle, including the architecture, development, testing, and deployment of software solutions. - Design, prototype, and implement applications using web technologies such as JavaScript, HTML, HTML5, and CSS. - Develop robust software solutions across Android, iOS, and Windows-based platforms - Apply TAK development standards and methodologies, including continuous integration pipelines and Agile practices. - Work with Data Analysts, Scientists, and Engineers to create, troubleshoot, and recommend appropriate user interface capabilities. - Collaborate with customers to enhance user experience and implementation requirements while maintaining a security-first approach. Minimum Qualifications: - Bachelor's degree in Computer Science, Software Engineering, or a related field. - 3+ years' experience with Android, Windows, and iOS development. - Expert knowledge in Elasticsearch setup, configuration, maintenance, and search optimization. - Proficient in various frameworks and code languages including HTML, CSS, JavaScript, Java, Python, JSON, and Ruby - Experience with Git and containerization such as Docker or Kubernetes, - Demonstrated ability to query databases, optimize performance, and facilitate complex database design in SQL and No-SQL environments. Preferred Qualifications: - Master's degree in Computer Science, Software Engineering, or a related field. - Certified Information Systems Security Professional (CISSP certification). - Experience with cyber risk and compliance automation tools. - Advanced experience with TAK development standards and methodologies Clearance Requirements: - Active Secret clearance is required with the ability to obtain and maintain TS/SCI. Physical Requirements: - You must be able to remain in a stationary position 50% of the time. - You will need to occasionally move about inside the office to access file cabinets and office machinery. - This role requires you to frequently communicate with co-workers, management, and customers. - You must be able to exchange accurate information in all professional situations. The projected compensation range for this position is $150,900.00-$268,500.00. 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. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

Lead and support unified communications infrastructure and teams, ensuring technical excellence and customer satisfaction in a fully remote environment. | Bachelor's degree or equivalent experience, 8+ years in unified communications with leadership, knowledge of UC technologies, and required security clearance. | General information Requisition # R67489 Locations USA-Remote Work Posting Date 04/30/2026 Security Clearance Required Secret Remote Type Fully Remote Time Type Full time Description & Requirements • **This is for a future opportunity*** MANTECH seeks a motivated, career and customer-oriented Senior Telecommunications Engineering Specialist, Unified Communications to join our CASTLE-NET Program team. This is a remote position. Be a part of an agile team to provide the U.S Army Corps of Engineers (USACE) OCIO/G-6 with agile, innovative, customer focused, and cost-effective integrated enterprise IT support services in support of the USACE vision of engineering solutions for the Nation's toughest challenges. Responsibilities include but are not limited to: • Providing administrative, operational, and management support for the CASTLE-NET unified communications infrastructure, including voice and video conferencing systems. • Leading a team to support current infrastructure systems, platforms, tools, and components while maintaining standardized setups. • Assisting customers with virtual instruction on communication systems and installing and configuring handsets and video endpoints. • Planning and leading major technology assignments while evaluating performance results to recommend changes affecting project success. • Delivering world-class IT services and responsive customer support to exceed the expectations of USACE OCIO/G-6 IT end-users. • Functioning as a technical expert across multiple project assignments and supervising staff to ensure technical requirements are met. Minimum Qualifications: • Bachelor's degree in Telecommunications, IT, or a related field; or an Associate degree with 2+ years of experience; or 4+ years of relevant experience. • 8+ years of experience in unified communications, with at least 3 years in a leadership role. • Extensive knowledge of UC technologies such as VoIP, SIP, Microsoft Teams, and Cisco WebEx. • Proficiency in installing and configuring telephony and video endpoints, network protocols, and security best practices. • Must possess and maintain a 8140 IAT Level II certification. Preferred Qualifications: • Relevant certifications such as CCNP Collaboration or Microsoft Certified: Teams Administrator. • Familiarity with the USACE IT environment, regulatory requirements, and data security best practices. Clearance Requirements: • Must possess a Secret security clearance prior to starting this position. Physical 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 access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations. The projected compensation range for this position is $105,900.00-$177,300.00. 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. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

Lead and oversee large-scale federal IT projects ensuring alignment with client goals and quality standards. | 8+ years project management in federal contracting, bachelor's degree or equivalent experience, PMP preferred, active Secret clearance. | MANTECH seeks a motivated, career and customer-oriented Information Technology Project Management Task Lead to join our CASTLE-NET Program team. This is a remote position. Be a part of an agile team to provide innovative, customer focused, and cost-effective integrated enterprise IT support services in support of the client's vision of engineering solutions for the Nation's toughest challenges. Responsibilities include but are not limited to: • Oversee and manage the execution of large-scale federal projects within USACE IT. • Ensure alignment with client goals and adherence to budget, schedule, and quality standards. • Comprehensive planning, coordination, and implementation of project activities, including resource allocation, risk management, and performance monitoring. • Evaluates performance results and recommends major changes affecting short-term project growth and success. • Possess and apply a comprehensive knowledge across key tasks and high impact assignments. • Evaluate performance results and recommends major changes affecting short-term project growth and success. • Function as a technical expert across multiple project assignments. • Deliver world-class IT services and responsive, dependable customer support. • Exceed the expectations of U.S. Army Corps of Engineers (USACE) OCIO/G-6 IT end-users. • Deliver vital solutions and strengthen the IT foundation with secure, innovative, and modernized technological solutions. Minimum Qualifications: • Requires a Bachelor's degree (or equivalent work experience) in IT, Computer Science, Data Analytics, Business Administration, or a related field. In lieu of Bachelor's degree, an Associate degree +2 years relevant experience, or 4+ years relevant experience is acceptable • 8+ years of project management experience in a federal contracting environment with experience in Agile methodologies and infrastructure engineering projects. Preferred Qualifications: • PMP certification • Familiarity with the USACE IT environment, regulatory requirements, and data security best practices are preferred. Clearance Requirements: • Must hold an active Secret security clearance prior to starting this position. Physical 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 access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations. The projected compensation range for this position is $116,000.00-$185,400.00. 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. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.