- Company: Leidos
- Location: Spring Hills, Marion County
- Full Time
- Spring Hills, Marion County
- Apply on company site
Leidos at a glance
leidos.com- Founded 1969
- Ticker LDOS
- Revenue (FY2025) $17.11B
- Net income $1.45B
Investor research: Yahoo Finance · SEC filings
Federal funding recipient: largest known award $3.1B from the National Science Foundation (started Dec 23, 2011) — via USAspending.gov
Science operation and maintenance support for the united states antarctic program
53,830 employees covered under a retirement plan (2024 filing) — via DOL Form 5500 / EFAST2
Registered as a global legal entity (LEI 5493006I78VIN6J1BQ95, US) — via GLEIF
Recipient of NSF research funding: 38 awards, most recently in 2006 — via NSF Award Search
OSHA safety record: 1 confirmed violation across 1 inspection — via OSHA Establishment Search
Leidos (NYSE: LDOS) is a Reston, Virginia–based firm offering defense, aviation, IT, biomedical research, and engineering services. It grew out of SAIC and, after combining with Lockheed Martin’s IT unit in 2016, became a major federal systems integrator. Founded 1969.
9,459 Wikipedia views in June 2026 — a rough gauge of public visibility.
Leidos is hiring a Senior Transmission Line Engineer in Spring Hills, Marion County, to help shape the next generation of high-voltage power infrastructure. If you thrive on tackling demanding electrical engineering problems alongside a collaborative, quick-moving team, this full-time role is built for you.
About the Role
As a Senior Transmission Line Engineer at Leidos, you will take ownership of electric transmission line design across high-voltage (HV) and extra high-voltage (EHV) systems. The position covers both overhead and underground configurations, giving you the chance to apply deep technical expertise to projects that strengthen the reliability of the electric grid. You'll operate in a fast-paced environment where engineering judgment, problem-solving, and teamwork drive results.
Key Responsibilities
- Lead engineering and design efforts on electric transmission line projects for HV and EHV systems.
- Develop solutions for both overhead and underground transmission line configurations.
- Resolve complex technical challenges associated with electric transmission infrastructure.
- Collaborate closely with a multidisciplinary project team to deliver designs that meet performance and reliability standards.
- Contribute engineering insight throughout the full project lifecycle, from concept through completion.
Qualifications
- Proven experience in transmission line engineering and design, ideally at a senior level.
- Working knowledge of high-voltage (HV) and extra high-voltage (EHV) overhead and underground systems.
- Strong analytical and problem-solving skills suited to a demanding, deadline-driven setting.
- Ability to work effectively as part of a dynamic, team-oriented engineering group.
About Leidos
Leidos is an organization that tackles some of the most challenging problems in critical infrastructure, including the electric transmission systems that keep communities powered. Joining the team in Spring Hills, Marion County means becoming part of a group dedicated to engineering excellence and meaningful technical work.
How to Apply
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To apply for this job please visit www.adzuna.com.
Explore Leidos online
What people say about Leidos
Recent coverage is mixed: a $27.2M missile contract mod, market-price moves, an internship story, and Maryland defense-contractor layoff news. No employee-review scores in source data.
- Avago to buy Broadcom for $37B in biggest-ever chip deal
- Many of the NSA’s Loudest Defenders Have Financial Ties to NSA Contractors
- After Snowden, the NSA Faces Recruitment Challenge
Recent news
- Leidos (LDOS) Sees a More Significant Dip Than Broader Market: Some Facts to Know - Yahoo Finance
- Leidos wins $27.2 million missile contract modification - Investing.com
- From the Court to Corporate: Camryn Weldon’s Internship with Leidos - Atlantic 10
- Defense contractors announce more than 250 layoffs in Maryland - The Baltimore Banner
- Why Leidos Holdings (LDOS) Is Up 7.0% After New AI DataOS Partnership And Index Additions - And What's Next - simplywall.st
Aggregated from public discussions and news; opinions are the authors’ own.
Working in Spring Hills, Marion County
Weather right now in Spring Hills, Marion County: checking… · Local time: · Air quality: · Daylight: · UV index: · Wind: · Pollen:
Role location is Spring Hills / Marion County, Indiana (ZIP area 46228). Indiana sits in the Midwest, bordered by Lake Michigan, Michigan, Ohio, Kentucky, and Illinois—the “Hoosier State.” Expect a metro-Indy setting for on-site work (remote: no).
Indiana is a state in the Midwestern region of the United States. It borders Lake Michigan to the northwest, Michigan to the north and northeast, Ohio to the east, the Ohio River and Kentucky to the south and southeast, and the Wabash River and Illinois to the west. Nicknamed "the Hoosier State", Indiana is the 38th-largest by area and the 17th-most populous of the 50 states. The state's capital a
🇺🇸 Relocation safety for US: Exercise Normal Caution — via Warnely, CC BY 4.0
National unemployment rate in US: 4.2% — via World Bank
Private-sector wage growth (year over year): 3.3% — via FRED
National quits rate: 1.9% — via FRED (BLS JOLTS)
Weekly initial unemployment claims: 215,000 — via FRED
GDP per capita in US: $90,027 — via World Bank
Consumer price inflation in US: 2.9% (annual) — via World Bank
Real GDP growth in US: 2.2% (annual) — via World Bank
Average hours worked per year in US: 1,800 — via OECD
Home prices in Indiana (year over year): +4.3% — via FRED
Most recent FEMA-declared disaster in Marion County: Severe Winter Storm (Winter Storm), Jan 2026 — via FEMA
Nearby history: Michigan Road Toll House, listed 1974 (712m away) — via National Register of Historic Places
Typical climate: average high 63°F / low 44°F year-round (summers around 84°F, winters around 23°F) — via NOAA 1991-2020 Normals
Walkability: Below average walkable (7.5/20) — via EPA National Walkability Index
Typical rent nearby: $1,267/mo (1BR) · $1,473/mo (2BR) — via HUD Fair Market Rents
Source: Wikipedia (state)
About this role & career path
Aligned with O*NET Electrical Engineers (17-2071.00). Related paths: Cable, Circuits, Controls, Distribution, and Distribution Field Engineer. Progression usually moves from design/analysis into lead engineer or project leadership on transmission and utility-scale work.
Traits that fit this role
- Innovation
- Achievement Orientation
- Intellectual Curiosity
- Cautiousness
- Attention to Detail
Source: O*NET Work Styles (Distinctiveness Rank).
Typical preparation needed: Job Zone 4: Considerable Preparation Needed. Most of these occupations require a four-year bachelor's degree, but some do not. — via O*NET
Industry news
- Huber Details Natural Refrigerant Push in Lab Equipment - Zenopa
- Fairfax City Transportation Engineering Industry Day - City of Fairfax, VA (.gov)
- Oracle Construction and Engineering Recognizes Customers Driving Industry Transformation - Oracle
Source: O*NET (public-domain bulk data)
Salary & compensation
Workers in Architecture & Engineering occupations earn a national median of $95,541 — via US Census ACS / Data USA
Build the skills for this role
Build depth in transmission design, codes/standards, construction coordination, and engineering calculation/CAD tools. Free learning options from the provided list (costs as given): freeCodeCamp Full Stack (free); Saylor CS (free); CS50 (free to learn); Microsoft Learn (free to learn)—useful for automation/scripting around engineering workflows, not a substitute for PE/power-systems credentials.
Free & low-cost learning resources
- freeCodeCamp — Full Stack curriculum (free)
- Saylor Academy — Computer Science courses (free)
- CS50 (Harvard, via edX) (free to learn)
- Microsoft Learn — developer training paths (free to learn)
- Walk through a transmission or distribution design you owned end-to-end.
- How you enforce codes, specs, and safety in construction/install support.
- Example calculations (clearances, loading, standards) and CAD/tools used.
- Keeping multi-party projects on time and within budget.
- Working with customers and other engineers on changing requirements.
Strong fit if you have senior electrical/transmission design experience, comfort with construction and compliance oversight, and interest in Leidos-scale federal or critical infrastructure programs. On-site in Marion County, IN; thrives with calculation rigor, software fluency, and cross-team coordination.
Job details above are provided by the employer/source. The sections on this page are compiled from public data sources with AI assistance.
Accommodations: if you need a workplace accommodation to apply for or perform this job, see ADA.gov or EEOC.gov for guidance on your rights and how to request one.
Listing facts
- Role Senior Transmission Line Engineer
- Employer Leidos
- Location Spring Hills, Marion County
- Type Full Time
- Posted June 26, 2026
- Apply by 2026-07-28
- Country context US
- Overview Full original description on this page (309 words; rewritten for clarity, not a teaser paste)
Facts above come from this job record on Get A Job.AI — not copied from third-party review sites.
Typical work in Senior Transmission Line Engineer
Independent occupational context from O*NET (U.S. public-domain labor data). This is about the occupation, not a rewrite of this employer's posting.
- Design, implement, maintain, or improve electrical instruments, equipment, facilities, components, products, or systems for commercial, industrial, or domestic purposes.
- Oversee project production efforts to assure projects are completed on time and within budget.
- Direct or coordinate manufacturing, construction, installation, maintenance, support, documentation, or testing activities to ensure compliance with specifications, codes, or customer requirements.
- Perform detailed calculations to compute and establish manufacturing, construction, or installation standards or specifications.
- Operate computer-assisted engineering or design software or equipment to perform engineering tasks.
- Confer with engineers, customers, or others to discuss existing or potential engineering projects or products.
Public discussions & open sources
Attributed public threads and profiles — not employee reviews or star ratings.
- Hacker News — Avago to buy Broadcom for $37B in biggest-ever chip deal
- Hacker News — Avago to buy Broadcom for $37B in biggest-ever chip deal
- Hacker News — Many of the NSA’s Loudest Defenders Have Financial Ties to NSA Contractors
- Hacker News — After Snowden, the NSA Faces Recruitment Challenge
Cached public sources (Hacker News, Dev.to, GitHub, etc.).
Employer website
Explore related openings
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Occupation family: Senior Transmission Line Engineer
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