Administrative Assistant Sr
$50.3k - $93.3kLockheed Martin
Senior Administrative Assistant
The Demonstrations & Prototypes (D&P) Director within the System Prototypes organization is hiring an experienced Senior Administrative Assistant to support the D&P and Networked Electromagnetic Systems (NES) leaders and organizations. In this role, you will provide comprehensive administrative assistance to the teams' Directors, as well as provide backup administrative support to the Vice President as needed. You will be managing executive calendars, onsite logistics, travel logistics, expense reporting, and sensitive information management.
Key responsibilities will include the following:
- Managing complex calendars and coordinating meetings, conferences, and catering for Directors and the Leadership team.
- Arranging travel, processing travel expense reports, and maintaining related documentation.
- Handling classified and proprietary information —filing, routing, and ensuring proper security controls.
- Performing standard secretarial duties: phone screening, mail distribution, office supply procurement, and file organization.
- Collaborating with other administrative assistants, participating in team meetings, and sharing on-call coverage schedules.
- Drafting, proofreading, and formatting reports, memoranda, and correspondence using standard desktop software.
- Coordinating candidate interviews and other special projects as assigned.
Performs a variety of secretarial and administrative duties for assigned supervisor/manager or senior staff member. Performs normal office functions such as setting up and maintaining alphabetical, numerical and/or subject files; interviewing callers and making proper referrals; arranging meetings and conferences; and receiving, referring, or answering mail. May take and transcribe dictation; uses personal computers and standard desktop software to compose reports, correspondence, and memorandums; reviews drafts and finished documents for appropriate grammatical usage; answers questions relating to office operations and established policies and procedures. May provide guidance and direction, as needed, to lower-level secretaries and other clerical employees.
Basic Qualifications:
- Prior experience as an Administrative Assistant
- Excellent and timely communication and organizational skills
- Eastern Time Zone availability for as-needed tasking and responsiveness.
- Ability to work well independently, but function within a team environment
- Ability to manage multiple calendars and tasks and quickly adjust to changing priorities
- Schedule travel that may require frequent last-minute changes and accurately complete expense reports
- Strong fundamental knowledge Microsoft office applications especially Microsoft Outlook, Excel, and PowerPoint
- Demonstrated ability to maintain confidentiality, and appropriate sensitivity to all issues
- Demonstrated ability to handle onsite meeting and facilities logistics to include conference room management and office reservations
- Eligibility to obtain a Secret Clearance
Desired Skills:
- Work Experience supporting multiple leaders and staff
- Some college or advanced administrative training
- Demonstrated ability to proactively solve problems
- Excellent prioritization and organization skills, as well as a professional demeanor
- Experience proactively scheduling and rearranging calendar(s) to support preparation times for upcoming meetings and presentations
- Experience with security requirements, visit request process, travel, and expense reporting
- Event planning experience
- Experience working with classified documents, coordinating classified meetings, and operating in a classified workspace
- Active Secret clearance
Pay Information:
Full-Time Salary Range: $50300.00 - $93300.00 At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally. The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability. * Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics. * For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.
$31.25 per hour
...Job Description Senior Administrative Assistant LOCATION: ONSITE - Greenwood Village, CO Hourly Compensation: $31.25 per hour The Senior Administrative Assistant is responsible for providing administrative support, with strict adherence to confidentiality...SeniorHourly payWork at officeRelocationNight shift$50 per hour
...arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.Annual short-term and/or long-term incentive compensation...SeniorFull timeTemporary workWork experience placementCasual workFlexible hoursShift work$106.4k - $159.6k
Select how often (in days) to receive an alert: Sr. Scheduler Date: Aug 31, 2026 Company: NextEra Energy Requisition ID: 97148... ...computerized management system Verifies accuracy of portfolio, assists back office with monthly closing process Provides alternate routing...SeniorFull timeFor contractorsLocal areaRelocation$84.76k - $129.5k
...Financial Benefits Work-Life Balance Health Plans: Medical, Dental, Vision Life & Accident Insurance Disability Coverage Employee Assistance Program (EAP) Back-Up Daycare FSA & HSA 401(k) Pre-Tax Commuter Account Merit Scholarship Program Employee Discount Program...SeniorHourly payWork experience placementInternshipLocal areaRemote workFlexible hours3 days per week$27 - $29 per hour
...Administrative Assistant Position Summary The Administrative Assistant serves as a key member of the American Sheep Industry Association team by providing essential administrative, project management, and coordination support that advances the organization...SuggestedHourly payFull timeFor contractorsWork at officeMonday to Friday$21.4 - $34.24 per hour
AdventHealth Job Opportunity Joining AdventHealth is about being part of something bigger. It's about belonging to a community that believes in the wholeness of each person, and serves to uplift others in body, mind and spirit. AdventHealth is a place where you can ...Full timeWork experience placementWork at officeLocal areaShift work- Administrative Assistant Experienced Administrative Assistant to help with new hire set-ups, employee engagement events, town halls, visitors and other on demand requests. HireTalent
$23 per hour
...for a flexible, adaptable, organized, and people-focused HR Assistant to join our team. You'll gain hands-on experience in recruitment... ...for the HR department. Assist with HR projects and other administrative needs as they arise. Perform other duties as assigned....Full timeWork at officeFlexible hours- ...Administrative Assistant Are you an organized, detail-oriented administrative professional looking for a stable daytime schedule with no weekend hours? We are seeking a reliable Administrative Assistant to join our team in Centennial, CO! In this essential administrative...Work at office
- Amtap Logistics Team Member Amtap Logistics Team Member: Program learning plan interface and coordination, learning plan compliance and revision control Classroom setup and logistics (can be a combination of classroom set up and computer set up for the training classes...Apprenticeship
- ...Administrative Assistant The Administrative Assistant facilitates the efficient operation of the assigned department by performing a variety of clerical and administrative tasks. Essential Duties & Responsibilities Provide high-level administrative support to...Work at officeShift work
$18 - $20 per hour
Job Title Responsible for billing customers, handling collections, answering phones, scheduling services, entering checks, calculating bank deposits, processing credit cards, working with national maintenance companies, and training cleaners on how to process invoices...Hourly payWork at officeWeekend work- ...Administrative Assistant IGE InterGlobal Exhibits is an experiential marketing company specializing in the design and production of custom trade show exhibits, branded environments, and memorable brand experiences. We work collaboratively across departments to deliver...Work at office
$59k - $113k
...Executive Administrative Assistant At Lockheed Martin, we apply our passion for purposeful innovation to keep people safe and solve the world's most complex challenges. This Executive Administrative Assistant reports to the Vice President of Capture Excellence (...Full timeTemporary workFor contractorsWork experience placementWork at officeRemote workFlexible hours$22 - $25 per hour
Description UDC is seeking a highly organized and service-oriented Administrative Assistant to support our headquarters office in Englewood, CO. This full-time, in-office role is responsible for creating a welcoming office environment while managing front desk operations...Hourly payFull timeTemporary workFor contractorsWork at officeLocal areaRemote work- We are seeking a highly organized and proactive Administrative Assistant to support our construction operations. This role is ideal for someone who thrives in a fast-paced environment, can manage multiple responsibilities, and ensures the smooth day-to-day functioning...Full timePart time
$22.33 - $36.29 per hour
Brief Description We have an immediate opening for a full-time Administrative Assistant in our Englewood Office. The candidate will work to provide support and assistance to individuals and departments to help them meet their job responsibilities. This position assumes...Hourly payFull timeTemporary workWork at officeImmediate startFlexible hours- .../or specific operating department by performing clerical and administrative duties for office personnel. Prepares letters, emails, and spreadsheets... ...job files and business records, coordinates meetings and assists with special projects. Reviews other confidential client...Full timeWork at officeWorldwideMonday to Friday
$19.49 per hour
Are you an organized, detail-oriented administrative professional looking for a stable daytime schedule with no weekend hours? We are seeking a reliable Administrative Assistant to join our team in Centennial, CO! In this essential administrative role, you will be the...Hourly payPermanent employmentFull timeContract workTemporary workWork experience placementMonday to FridayShift workDay shift- ...Job Description Job Description Front Desk Administrator We are looking for an Administrative Assistant to support a busy tax team in Colorado. This Long-term Contract position is ideal for someone who enjoys balancing front-desk interaction, client communication...Long term contractWork at office
- ...Job Description Job Description We are seeking an Administrative Assistant to join our team in Lakewood, CO! We are a broker-dealer specializing in bond trading and investments located in Lakewood, CO off of Highway 285 looking for an organized & proficient person...Full timeWork at office
$19 per hour
...Job Description Job Description A-Line Staffing is seeking a motivated and detail-oriented Administrative Assistant This role offers career growth, a supportive work environment, and full-time hours (40+ per week). If interested in this Administrative Assistant...Full timeContract workTemporary workWork at officeImmediate startMonday to Friday- ...Administrative Assistant III The Administrative Assistant III performs a wide variety of tasks such as typing, formatting, and editing correspondence and reports; organizing and correcting computer-based records and files; organizing and preparing materials for use...SeniorWork at office
- ...impact. Scope of Position Responsible for handling a wide range of administrative and executive support-related tasks and works independently... ...smooth execution of initiatives and facilitate communication. Assist with other duties as assigned within the designated department...SeniorWork at officeLocal areaFlexible hours
- ...Legal Administrative Assistant We're hiring a dependable, highly organized Part-Time Legal Administrative Assistant to support a small, busy, established law office in Littleton, Colorado. This is an on-site role working weekday mornings and is ideal for someone who...Part timeWork at officeDay shiftWeekday work
$120k - $140k
PACS Group, Inc. is seeking an Administrator in Colorado to lead the daily operations of our nursing facility. The role includes overseeing quality care and compliance with local and federal regulations. Ideal candidates will have a Bachelor's Degree, strong leadership...SeniorRemote jobLocal area- ...Description Job Description We are looking for a detail-oriented Sr. Data Entry Clerk to support high-volume information processing... ...to clarify information and support timely completion of administrative tasks. • Meet daily productivity goals while preserving confidentiality...SeniorContract workWork at office
$25 - $26 per hour
Bilingual Administrative Assistant (English/Spanish) IGE - InterGlobal Exhibits is an experiential marketing company specializing in the design and production of custom trade show exhibits, branded environments, and memorable brand experiences. We work collaboratively...Work at office- Job Description - Part Time Administrative Assistant Location: Littleton, CO (On-site) Schedule: Part-Time | Monday-Friday | 8:00 a.m.-12:00 p.m. Hours: 20-25 hours/week Employment Type: Contract-to-Hire Start Date: ASAP Position Overview We’re hiring a dependable, highly...Contract workPart timeWork at officeImmediate startMonday to FridayFlexible hoursDay shiftWeekday work
- ...Front Desk Administrative AssistantYork Space Systems was founded to radically improve spacecraft affordability and reliability, transforming... ...to grow our team and is seeking a Front Desk Administrative Assistant to support our Office Manager and Administrative team. This...Permanent employmentFull timeWork at officeLocal areaWorldwideMonday to FridayFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Administrative Assistant Sr. Be the first to apply!
- engineering team administrator Littleton, CO
- administrative assistant Littleton, CO
- operations administrative assistant Littleton, CO
- business assistant Littleton, CO
- administrative assistant work online from home Littleton, CO
- administrative assistant/recruiting Littleton, CO
- administrative assistant logistics Littleton, CO
- full time administrative assistant Littleton, CO
- administrative assistant police department Littleton, CO
- team administrator Littleton, CO


