Founded in 1964, TTL is an engineering design firm focused on delivering integrated infrastructure solutions for public and private clients. From site and corridor selection to due diligence, design, and construction services, TTL is your trusted partner providing single-sourced custom solutions for complex infrastructure development. With more than 550 team members across the Southern United States, TTL provides a wide range of services, including civil engineering; transportation design and CEI; geotechnical engineering; environmental consulting; construction materials engineering and testing; and surveying, GIS, and mapping. At TTL, we are driven to serve our clients, driven to serve our communities, and driven to serve our people. TTL not only provides a great work/life balance, but we provide excellent employee benefits such as a robust health & dental plan, vision, 401(k), flexible spending accounts, and generous paid time off (PTO) accrual. For more information, please go to www.ttlusa.com. Build your legacy at TTL Archeologist/Principal Investigator- Texas We are seeking an experienced, self-motivated Senior Archaeologist to join our growing cultural resources team. As a Principal Investigator, you will lead archaeological projects throughout Texas, Louisiana, Oklahoma, and surrounding states, managing compliance with cultural resources laws and regulations including Section 106 and NEPA. This position offers an excellent opportunity to advance your career with a respected environmental consulting firm while working on diverse and challenging projects. Key Responsibilities • Serve as Principal Investigator for archaeological projects ranging from desktop reviews, surveys, testing, and data recovery operations • Supervise field teams, including technicians, crew chiefs, and project archaeologists • Develop research designs and permit applications for archaeological investigations • Conduct archival research and field surveys to identify and record archaeological and historic resources • Coordinate with clients, resource agencies, and landowners/land agents • Prepare technical reports, NHPA Section 106 consultation documents, and NEPA document sections • Curate archaeological materials and field records at state and federal repositories • Provide guidance on field protocols and safety considerations • Perform quality control on project documentation • Mentor junior staff members • Assist with proposal writing, budgeting, and business development Requirements • Master's degree in archaeology, anthropology, history, historic preservation, or related field • Minimum 5 years of archaeological field experience, preferably in cultural resources management (CRM) • Ability to obtain regionally-specific permits (e.g., ARPA permits, THC Antiquities permits) • Knowledge of Section 106, NEPA, and other state and federal regulations • Experience supervising archaeological projects in the Southern/Gulf States • Demonstrated technical writing ability with authored/co-authored reports • Proficiency with digital field technology (GPS, Trimble, total station) and GIS applications • Valid driver's license and good driving record • Ability to work outdoors in remote locations under various weather conditions (field work approximately 25% of time) • Strong organizational and project management skills Preferred Qualifications • Registered Professional Archaeologist (RPA) designation • Experience with oil/gas/energy projects and related permitting • Familiarity with state datasets (TX, OK, LA) • Established relationships with SHPOs, THPOs, and federal agencies • Experience with geoarchaeological assessments and/or soil science • Expertise in drone photography and digital photogrammetry • Specialized analytical skills (bioarchaeology, geophysics, ceramics, lithics, fauna, etc.) • Working knowledge of the National Register of Historic Places criteria • Experience using ESRI FieldMaps and other digital field tools Job Type: Full-time This position is subject to a pre-employment drug and motor vehicle record check. TTL is an EEO/AAP employer.