Summary written by USA Jobs 24 from Leidos' advert and our data on 16,959 current US jobs. How we check every job
At a glance
Leidos is hiring a Data Security Engineer in Adelphi, MD. It is a full-time role in Data, AI & Analytics, asking for at least 4 years of experience, first listed on November 6. The advertised pay is $87,100–$157,450 a year. The description mentions Cybersecurity, AWS, Azure, Google Cloud, Oracle and Kafka. Leidos has 149 other openings in the US.
How the pay compares
Leidos advertises $87,100 to $157,450 a year, a midpoint of $122,275 a year. Where an offer lands in a range usually depends on experience and on the exact location. That is lower than about 85% of the 13 data & AI jobs in Maryland that publish a yearly rate on USA Jobs 24, where the typical midpoint is $148,000 a year. To see roughly what this leaves after federal and Maryland tax, try our take-home pay calculator.
Skills in this advert
How often each skill named in this advert appears across the 1,762 data & AI jobs we list today. AWS is the most widely requested (18% of jobs), while Oracle is the least common (3%). Widely requested skills are what employers expect as a baseline; rarer ones show what is special about this job.
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Before you apply
- Check it is still open. We found this job on Leidos' Workday site on November 6 and checked it again November 6, 5:17 AM ET. When an employer takes a job down, we remove it at our next daily update.
- Check the location works for you. This role is based in Adelphi, MD. If you would need to move, ask whether relocation help is offered.
- Match the experience. The advert asks for at least 4 years of experience. If you are a little short, a close match on the skills in the advert can still win an interview.
- Tailor your resume. Use the advert's own words, such as Cybersecurity, AWS and Azure, wherever they are true for you. Our resume guide shows how.
- Know your number. Decide the lowest offer you would accept before the first call. Our salary negotiation guide explains how to ask for more.
- Apply only through Leidos' own site. Our Apply button goes straight to Leidos' Workday page. If anyone contacts you about this job and asks for money, gift cards or bank details, stop and check it with our scam checker. Read how to spot a fake job offer.
About hiring at Leidos
Leidos has 150 openings on USA Jobs 24 today across 31 states. Most are in software & IT (96), engineering & mfg (8) and product & design (6). The biggest locations are Huntsville, AL (32), Bethesda, MD (16) and San Diego, CA (11). 9% of them are remote, 3% are open to entry-level candidates and 100% show pay. We collect Leidos' jobs every day straight from its own careers system (Workday), never from job boards or agencies.
The employer's advert
This is Leidos' own description of the job, copied word for word from its careers site. We have not edited it.
Show the full advert from LeidosHide the advert574 words
Leidos is seeking a Data Security Engineer in Adelphi, MD. This position will be hybrid on site 3 days/week.
POSITION SUMMARY:
The C5ISR Center Cyber Security Service Provider (CSSP) delivers 24x7x365 defensive cyber operations supporting critical Department of War (DoW) missions. Our team provides continuous monitoring, threat detection, incident response, and vulnerability management across cloud and on-premises environments, including AWS, Azure, GCP, Oracle Cloud, and SaaS platforms. The Data Security Engineer will build, optimize, and sustain the cybersecurity data pipelines that power defensive operations. You will ingest, normalize, enrich, and manage high-volume security telemetry within Elastic; optimize data performance and quality; automate workflows; and troubleshoot dependencies across Elastic, Kafka, and CI/CD systems. You will partner with cyber teams to ensure analysts and defenders have reliable, analytics-ready data for threat detection and response.
CLEARANCE:
Must have an active Top Secret security clearance; US Citizenship required.
PRIMARY RESPONSIBILITIES:
- Configure and optimize data ingestion, storage, and retrieval within the Elastic ecosystem (Elasticsearch, Logstash, Kibana, Fleet) to enable high-volume, high-availability operations.
- Design, maintain, and optimize scalable cybersecurity ETL pipelines using the Elastic suite of tools.
- Develop transformations and enrichments for diverse security log and telemetry sources.
- Maintain index templates, mappings, schemas, and data models supporting analytics and detection logic.
- Implement data validation, deduplication, and quality controls to ensure data integrity.
- Automate ingestion, transformation, and engineering workflows using Python, Bash, and related tools.
- Monitor pipeline and indexing performance, troubleshoot data-flow issues, and optimize throughput, storage, and query performance.
- Maintain traceability and troubleshoot dependencies across Kafka, Elastic, and CI/CD tooling.
- Partner with Detection Engineering, Threat Analysis, Endpoint, and other cyber teams to support operational requirements.
- Maintain technical documentation, SOPs, and engineering artifacts.
BASIC QUALIFICATIONS:
- Bachelor's degree and 4+ years of relevant experience; additional experience may substitute in lieu of degree.
- 3+ years of data engineering, data analysis, cybersecurity data engineering, or related experience.
- Experience with data ingestion, transformation, normalization, or high-volume data-processing pipelines.
- Experience with relevant technologies such as Elastic Stack, Kafka, Python, Bash, and CI/CD tooling.
- Familiarity with Elastic Common Schema (ECS) or similar cybersecurity data models.
- Required DoD 8570/8140-aligned and CSSP Analyst certifications, as applicable to the position.
- Excellent written and verbal communication skills.
PREFERRED QUALIFICATIONS:
- Experience with Kafka, Python/Bash automation, CI/CD, or DevSecOps practices.
- Experience working with Ruby.
- Experience supporting AWS, Azure, GCP, Oracle Cloud, hybrid-cloud, or multi-cloud environments.
- Knowledge of cybersecurity operations, including SIEM, threat detection, incident response, and security monitoring.
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:
August 13, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $87,100.00 - $157,450.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
USA Jobs 24 copied this listing from Leidos' official careers site on November 6, 2026 and checked it again November 6, 5:17 AM ET. Leidos will never ask you to pay to apply or to buy equipment with a check they send you. If anyone does, it is a scam.
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