**ManTech** is seeking a motivated, career, and customer-oriented **Senior Office Manager/Staff Officer** to join our team in **Springfield, VA.** **Duties shall include, but are not limited to** : + Support administrative requirements at the mid to upper management levels of the agency. + Independently anticipate and provide responsive administrative support to facilitate completion of all organizational mission requirements. This will require executing a broad range of administrative responsibilities with some tasks occurring routinely and/or on an "ad hoc" basis per real-time needs of the office (NCERTS). + Provide the office with a centralized source of administrative expertise and guidance, which ultimately affects the success of the mission. + Independently apply mature and objective judgment to determine best approach and course of action to take in both routine and non-routine administrative situations. This will require accurately interpreting and adapting guidelines, policies, precedents and practices that are not always completely applicable to a changing situation. + Support office discussions regarding the organization's administrative business rhythms and contribute recommendations as necessary. Specifically advise office leadership and management on the administrative implications of additions, deletions, or changes to the varied functions of the organization. + Prepare special or one-time reports, summaries, or replies to inquiries, selecting relevant information from a variety of sources such as reports, documents, correspondence and other sources under general directives with minimum assistance and/or guidance. Reports may include sensitive information and PII so redacting several reports may be necessary prior to release. + May perform record retention work and coordinate with staff on disposal of records according to the agency retention schedule. + Create workbooks (e.g., read-ahead, staffing, continuity, standard operating procedures) for leadership planning and/or to support execution of leadership responsibilities and office administrative business rhythms. + Support the office with development of guidance, procedures and/or policies relative to facilitating administrative activities of the organization. These functions may include training/travel budgets, suspense systems, space planning, personnel management, record management, logistics support, asset tracking, etc. + Assist subordinate administrative assistants on new procedures; request information needed from the subordinate offices for periodic or special conference, reports, inquiries, etc. + Strong working knowledge of Microsoft Office applications. Building/updating PowerPoint briefs, Excel files and Word documents + Schedule meetings as requested, sending meeting invites to requested attendees, reserving conference rooms, setting up Video Teleconference (VTC) or WebEx connections, deconflicting meetings and prioritizing meetings. + Ability to work within an organization's chain of command and interact appropriately with individuals at all levels, including those at very senior levels. **MINIMUM REQUIREMENTS:** + Bachelor’s Degree in any field and 7+ years of front office experience; OR 11+ years of experience in lieu of a degree + Manage small engagements or work streams and multiple team members with confidence and manage multiple projects at the same time + Professional oral and written communication skills + Strong problem solving and troubleshooting skills with experience exercising mature judgement + Excellent teamwork and interpersonal skills + Exceptional analytical and conceptual thinking skills. + Ability to influence stakeholders and work closely with them to determine acceptable solutions. + Experience creating detailed reports and giving presentations. + Experience in Microsoft applications including Word, PowerPoint, Excel, and Outlook. **DESIRED SKILLS:** + Excellent written and verbal communications skills. + Familiarity with Sharepoint **Security Clearance Requirements:** + TS/SCI with the ability to obtain and maintain Poly **Physical Requirements:** + Able to remain in a stationary position 50%. + Constantly operate a computer and other office productivity machinery, such as a copier, scanner, and computer printer. + Frequently communicate with co-workers, management, and customers, which may involve delivering presentations. \#GEOINTOpportunities \#LI-JJ1 ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.